diff --git a/.gitignore b/.gitignore index f5020fbb..12a8c859 100644 --- a/.gitignore +++ b/.gitignore @@ -11,7 +11,6 @@ build/ develop-eggs/ dist/ eggs/ -lib/ lib64/ parts/ sdist/ diff --git a/static/src/js/lib/avalon/avalon.js b/static/src/js/lib/avalon/avalon.js new file mode 100644 index 00000000..9f41e82b --- /dev/null +++ b/static/src/js/lib/avalon/avalon.js @@ -0,0 +1,5718 @@ +/*================================================== + Copyright (c) 2013-2015 司徒正美 and other contributors + http://www.cnblogs.com/rubylouvre/ + https://github.com/RubyLouvre + http://weibo.com/jslouvre/ + + Released under the MIT license + avalon.js 1.44 built in 2015.6.25 + support IE6+ and other browsers + ==================================================*/ +(function(global, factory) { + + if (typeof module === "object" && typeof module.exports === "object") { + // For CommonJS and CommonJS-like environments where a proper `window` + // is present, execute the factory and get avalon. + // For environments that do not have a `window` with a `document` + // (such as Node.js), expose a factory as module.exports. + // This accentuates the need for the creation of a real `window`. + // e.g. var avalon = require("avalon")(window); + module.exports = global.document ? factory(global, true) : function(w) { + if (!w.document) { + throw new Error("Avalon requires a window with a document") + } + return factory(w) + } + } else { + factory(global) + } + +// Pass this if window is not defined yet +}(typeof window !== "undefined" ? window : this, function(window, noGlobal){ + + /********************************************************************* + * 全局变量及方法 * + **********************************************************************/ + var expose = new Date() - 0 +//http://stackoverflow.com/questions/7290086/javascript-use-strict-and-nicks-find-global-function + var DOC = window.document + var head = DOC.getElementsByTagName("head")[0] //HEAD元素 + var ifGroup = head.insertBefore(document.createElement("avalon"), head.firstChild) //避免IE6 base标签BUG + ifGroup.innerHTML = "X" + ifGroup.setAttribute("ms-skip", "1") + ifGroup.className = "avalonHide" + var rnative = /\[native code\]/ //判定是否原生函数 + function log() { + if (window.console && avalon.config.debug) { + // http://stackoverflow.com/questions/8785624/how-to-safely-wrap-console-log + Function.apply.call(console.log, console, arguments) + } + } + + + var subscribers = "$" + expose + var otherRequire = window.require + var otherDefine = window.define + var innerRequire + var stopRepeatAssign = false + var rword = /[^, ]+/g //切割字符串为一个个小块，以空格或豆号分开它们，结合replace实现字符串的forEach + var rcomplexType = /^(?:object|array)$/ + var rsvg = /^\[object SVG\w*Element\]$/ + var rwindow = /^\[object (?:Window|DOMWindow|global)\]$/ + var oproto = Object.prototype + var ohasOwn = oproto.hasOwnProperty + var serialize = oproto.toString + var ap = Array.prototype + var aslice = ap.slice + var Registry = {} //将函数曝光到此对象上，方便访问器收集依赖 + var W3C = window.dispatchEvent + var root = DOC.documentElement + var avalonFragment = DOC.createDocumentFragment() + var cinerator = DOC.createElement("div") + var class2type = {} + "Boolean Number String Function Array Date RegExp Object Error".replace(rword, function (name) { + class2type["[object " + name + "]"] = name.toLowerCase() + }) + + + function noop() { + } + + + function oneObject(array, val) { + if (typeof array === "string") { + array = array.match(rword) || [] + } + var result = {}, + value = val !== void 0 ? val : 1 + for (var i = 0, n = array.length; i < n; i++) { + result[array[i]] = value + } + return result + } + +//生成UUID http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript + var generateID = function (prefix) { + prefix = prefix || "avalon" + return String(Math.random() + Math.random()).replace(/\d\.\d{4}/, prefix) + } + function IE() { + if (window.VBArray) { + var mode = document.documentMode + return mode ? mode : window.XMLHttpRequest ? 7 : 6 + } else { + return 0 + } + } + var IEVersion = IE() + + avalon = function (el) { //创建jQuery式的无new 实例化结构 + return new avalon.init(el) + } + + avalon.profile = function () { + if (window.console && avalon.config.profile) { + Function.apply.call(console.log, console, arguments) + } + } + + /*视浏览器情况采用最快的异步回调*/ + avalon.nextTick = new function () {// jshint ignore:line + var tickImmediate = window.setImmediate + var tickObserver = window.MutationObserver + var tickPost = W3C && window.postMessage + if (tickImmediate) { + return tickImmediate.bind(window) + } + + var queue = [] + function callback() { + var n = queue.length + for (var i = 0; i < n; i++) { + queue[i]() + } + queue = queue.slice(n) + } + + if (tickObserver) { + var node = document.createTextNode("avalon") + new tickObserver(callback).observe(node, {characterData: true})// jshint ignore:line + return function (fn) { + queue.push(fn) + node.data = Math.random() + } + } + + if (tickPost) { + window.addEventListener("message", function (e) { + var source = e.source + if ((source === window || source === null) && e.data === "process-tick") { + e.stopPropagation() + callback() + } + }) + + return function (fn) { + queue.push(fn) + window.postMessage('process-tick', '*') + } + } + + return function (fn) { + setTimeout(fn, 0) + } + }// jshint ignore:line + /********************************************************************* + * avalon的静态方法定义区 * + **********************************************************************/ + avalon.init = function(el) { + this[0] = this.element = el + } + avalon.fn = avalon.prototype = avalon.init.prototype + + avalon.type = function(obj) { //取得目标的类型 + if (obj == null) { + return String(obj) + } + // 早期的webkit内核浏览器实现了已废弃的ecma262v4标准，可以将正则字面量当作函数使用，因此typeof在判定正则时会返回function + return typeof obj === "object" || typeof obj === "function" ? + class2type[serialize.call(obj)] || "object" : + typeof obj + } + + var isFunction = typeof alert === "object" ? function(fn) { + try { + return /^\s*\bfunction\b/.test(fn + "") + } catch (e) { + return false + } + } : function(fn) { + return serialize.call(fn) === "[object Function]" + } + avalon.isFunction = isFunction + + avalon.isWindow = function(obj) { + if (!obj) + return false + // 利用IE678 window == document为true,document == window竟然为false的神奇特性 + // 标准浏览器及IE9，IE10等使用 正则检测 + return obj == obj.document && obj.document != obj //jshint ignore:line + } + + function isWindow(obj) { + return rwindow.test(serialize.call(obj)) + } + if (isWindow(window)) { + avalon.isWindow = isWindow + } + var enu + for (enu in avalon({})) { + break + } + var enumerateBUG = enu !== "0" //IE6下为true, 其他为false + /*判定是否是一个朴素的javascript对象（Object），不是DOM对象，不是BOM对象，不是自定义类的实例*/ + avalon.isPlainObject = function(obj, key) { + if (!obj || avalon.type(obj) !== "object" || obj.nodeType || avalon.isWindow(obj)) { + return false; + } + try { //IE内置对象没有constructor + if (obj.constructor && !ohasOwn.call(obj, "constructor") && !ohasOwn.call(obj.constructor.prototype, "isPrototypeOf")) { + return false; + } + } catch (e) { //IE8 9会在这里抛错 + return false; + } + if (enumerateBUG) { + for (key in obj) { + return ohasOwn.call(obj, key) + } + } + for (key in obj) { + } + return key === void 0 || ohasOwn.call(obj, key) + } + if (rnative.test(Object.getPrototypeOf)) { + avalon.isPlainObject = function(obj) { + // 简单的 typeof obj === "object"检测，会致使用isPlainObject(window)在opera下通不过 + return serialize.call(obj) === "[object Object]" && Object.getPrototypeOf(obj) === oproto + } + } +//与jQuery.extend方法，可用于浅拷贝，深拷贝 + avalon.mix = avalon.fn.mix = function() { + var options, name, src, copy, copyIsArray, clone, + target = arguments[0] || {}, + i = 1, + length = arguments.length, + deep = false + + // 如果第一个参数为布尔,判定是否深拷贝 + if (typeof target === "boolean") { + deep = target + target = arguments[1] || {} + i++ + } + + //确保接受方为一个复杂的数据类型 + if (typeof target !== "object" && !isFunction(target)) { + target = {} + } + + //如果只有一个参数，那么新成员添加于mix所在的对象上 + if (i === length) { + target = this + i-- + } + + for (; i < length; i++) { + //只处理非空参数 + if ((options = arguments[i]) != null) { + for (name in options) { + src = target[name] + try { + copy = options[name] //当options为VBS对象时报错 + } catch (e) { + continue + } + + // 防止环引用 + if (target === copy) { + continue + } + if (deep && copy && (avalon.isPlainObject(copy) || (copyIsArray = Array.isArray(copy)))) { + + if (copyIsArray) { + copyIsArray = false + clone = src && Array.isArray(src) ? src : [] + + } else { + clone = src && avalon.isPlainObject(src) ? src : {} + } + + target[name] = avalon.mix(deep, clone, copy) + } else if (copy !== void 0) { + target[name] = copy + } + } + } + } + return target + } + + function _number(a, len) { //用于模拟slice, splice的效果 + a = Math.floor(a) || 0 + return a < 0 ? Math.max(len + a, 0) : Math.min(a, len); + } + avalon.mix({ + rword: rword, + subscribers: subscribers, + version: 1.44, + ui: {}, + log: log, + slice: W3C ? function(nodes, start, end) { + return aslice.call(nodes, start, end) + } : function(nodes, start, end) { + var ret = [] + var len = nodes.length + if (end === void 0) + end = len + if (typeof end === "number" && isFinite(end)) { + start = _number(start, len) + end = _number(end, len) + for (var i = start; i < end; ++i) { + ret[i - start] = nodes[i] + } + } + return ret + }, + noop: noop, + /*如果不用Error对象封装一下，str在控制台下可能会乱码*/ + error: function(str, e) { + throw (e || Error)(str) + }, + /*将一个以空格或逗号隔开的字符串或数组,转换成一个键值都为1的对象*/ + oneObject: oneObject, + /* avalon.range(10) + => [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] + avalon.range(1, 11) + => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] + avalon.range(0, 30, 5) + => [0, 5, 10, 15, 20, 25] + avalon.range(0, -10, -1) + => [0, -1, -2, -3, -4, -5, -6, -7, -8, -9] + avalon.range(0) + => []*/ + range: function(start, end, step) { // 用于生成整数数组 + step || (step = 1) + if (end == null) { + end = start || 0 + start = 0 + } + var index = -1, + length = Math.max(0, Math.ceil((end - start) / step)), + result = new Array(length) + while (++index < length) { + result[index] = start + start += step + } + return result + }, + eventHooks: {}, + /*绑定事件*/ + bind: function(el, type, fn, phase) { + var hooks = avalon.eventHooks + var hook = hooks[type] + if (typeof hook === "object") { + type = hook.type + if (hook.deel) { + fn = hook.deel(el, type, fn, phase) + } + } + var callback = W3C ? fn : function(e) { + fn.call(el, fixEvent(e)); + } + if (W3C) { + el.addEventListener(type, callback, !!phase) + } else { + el.attachEvent("on" + type, callback) + } + return callback + }, + /*卸载事件*/ + unbind: function(el, type, fn, phase) { + var hooks = avalon.eventHooks + var hook = hooks[type] + var callback = fn || noop + if (typeof hook === "object") { + type = hook.type + if (hook.deel) { + fn = hook.deel(el, type, fn, false) + } + } + if (W3C) { + el.removeEventListener(type, callback, !!phase) + } else { + el.detachEvent("on" + type, callback) + } + }, + /*读写删除元素节点的样式*/ + css: function(node, name, value) { + if (node instanceof avalon) { + node = node[0] + } + var prop = /[_-]/.test(name) ? camelize(name) : name, fn + name = avalon.cssName(prop) || prop + if (value === void 0 || typeof value === "boolean") { //获取样式 + fn = cssHooks[prop + ":get"] || cssHooks["@:get"] + if (name === "background") { + name = "backgroundColor" + } + var val = fn(node, name) + return value === true ? parseFloat(val) || 0 : val + } else if (value === "") { //请除样式 + node.style[name] = "" + } else { //设置样式 + if (value == null || value !== value) { + return + } + if (isFinite(value) && !avalon.cssNumber[prop]) { + value += "px" + } + fn = cssHooks[prop + ":set"] || cssHooks["@:set"] + fn(node, name, value) + } + }, + /*遍历数组与对象,回调的第一个参数为索引或键名,第二个或元素或键值*/ + each: function(obj, fn) { + if (obj) { //排除null, undefined + var i = 0 + if (isArrayLike(obj)) { + for (var n = obj.length; i < n; i++) { + if (fn(i, obj[i]) === false) + break + } + } else { + for (i in obj) { + if (obj.hasOwnProperty(i) && fn(i, obj[i]) === false) { + break + } + } + } + } + }, + //收集元素的data-{{prefix}}-*属性，并转换为对象 + getWidgetData: function(elem, prefix) { + var raw = avalon(elem).data() + var result = {} + for (var i in raw) { + if (i.indexOf(prefix) === 0) { + result[i.replace(prefix, "").replace(/\w/, function(a) { + return a.toLowerCase() + })] = raw[i] + } + } + return result + }, + Array: { + /*只有当前数组不存在此元素时只添加它*/ + ensure: function(target, item) { + if (target.indexOf(item) === -1) { + return target.push(item) + } + }, + /*移除数组中指定位置的元素，返回布尔表示成功与否*/ + removeAt: function(target, index) { + return !!target.splice(index, 1).length + }, + /*移除数组中第一个匹配传参的那个元素，返回布尔表示成功与否*/ + remove: function(target, item) { + var index = target.indexOf(item) + if (~index) + return avalon.Array.removeAt(target, index) + return false + } + } + }) + + var bindingHandlers = avalon.bindingHandlers = {} + var bindingExecutors = avalon.bindingExecutors = {} + + /*判定是否类数组，如节点集合，纯数组，arguments与拥有非负整数的length属性的纯JS对象*/ + function isArrayLike(obj) { + if (!obj) + return false + var n = obj.length + if (n === (n >>> 0)) { //检测length属性是否为非负整数 + var type = serialize.call(obj).slice(8, -1) + if (/(?:regexp|string|function|window|global)$/i.test(type)) + return false + if (type === "Array") + return true + try { + if ({}.propertyIsEnumerable.call(obj, "length") === false) { //如果是原生对象 + return /^\s?function/.test(obj.item || obj.callee) + } + return true + } catch (e) { //IE的NodeList直接抛错 + return !obj.window //IE6-8 window + } + } + return false + } + + +// https://github.com/rsms/js-lru + var Cache = new function() {// jshint ignore:line + function LRU(maxLength) { + this.size = 0 + this.limit = maxLength + this.head = this.tail = void 0 + this._keymap = {} + } + + var p = LRU.prototype + + p.put = function(key, value) { + var entry = { + key: key, + value: value + } + this._keymap[key] = entry + if (this.tail) { + this.tail.newer = entry + entry.older = this.tail + } else { + this.head = entry + } + this.tail = entry + if (this.size === this.limit) { + this.shift() + } else { + this.size++ + } + return value + } + + p.shift = function() { + var entry = this.head + if (entry) { + this.head = this.head.newer + this.head.older = + entry.newer = + entry.older = + this._keymap[entry.key] = void 0 + } + } + p.get = function(key) { + var entry = this._keymap[key] + if (entry === void 0) + return + if (entry === this.tail) { + return entry.value + } + // HEAD--------------TAIL + // <.older .newer> + // <--- add direction -- + // A B C E + if (entry.newer) { + if (entry === this.head) { + this.head = entry.newer + } + entry.newer.older = entry.older // C <-- E. + } + if (entry.older) { + entry.older.newer = entry.newer // C. --> E + } + entry.newer = void 0 // D --x + entry.older = this.tail // D. --> E + if (this.tail) { + this.tail.newer = entry // E. <-- D + } + this.tail = entry + return entry.value + } + return LRU + }// jshint ignore:line + + /********************************************************************* + * javascript 底层补丁 * + **********************************************************************/ + if (!"司徒正美".trim) { + var rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g + String.prototype.trim = function () { + return this.replace(rtrim, "") + } + } + var hasDontEnumBug = !({ + 'toString': null + }).propertyIsEnumerable('toString'), + hasProtoEnumBug = (function () { + }).propertyIsEnumerable('prototype'), + dontEnums = [ + "toString", + "toLocaleString", + "valueOf", + "hasOwnProperty", + "isPrototypeOf", + "propertyIsEnumerable", + "constructor" + ], + dontEnumsLength = dontEnums.length; + if (!Object.keys) { + Object.keys = function (object) { //ecma262v5 15.2.3.14 + var theKeys = [] + var skipProto = hasProtoEnumBug && typeof object === "function" + if (typeof object === "string" || (object && object.callee)) { + for (var i = 0; i < object.length; ++i) { + theKeys.push(String(i)) + } + } else { + for (var name in object) { + if (!(skipProto && name === "prototype") && ohasOwn.call(object, name)) { + theKeys.push(String(name)) + } + } + } + + if (hasDontEnumBug) { + var ctor = object.constructor, + skipConstructor = ctor && ctor.prototype === object + for (var j = 0; j < dontEnumsLength; j++) { + var dontEnum = dontEnums[j] + if (!(skipConstructor && dontEnum === "constructor") && ohasOwn.call(object, dontEnum)) { + theKeys.push(dontEnum) + } + } + } + return theKeys + } + } + if (!Array.isArray) { + Array.isArray = function (a) { + return serialize.call(a) === "[object Array]" + } + } + + if (!noop.bind) { + Function.prototype.bind = function (scope) { + if (arguments.length < 2 && scope === void 0) + return this + var fn = this, + argv = arguments + return function () { + var args = [], + i + for (i = 1; i < argv.length; i++) + args.push(argv[i]) + for (i = 0; i < arguments.length; i++) + args.push(arguments[i]) + return fn.apply(scope, args) + } + } + } + + function iterator(vars, body, ret) { + var fun = 'for(var ' + vars + 'i=0,n = this.length; i < n; i++){' + body.replace('_', '((i in this) && fn.call(scope,this[i],i,this))') + '}' + ret + /* jshint ignore:start */ + return Function("fn,scope", fun) + /* jshint ignore:end */ + } + if (!rnative.test([].map)) { + avalon.mix(ap, { + //定位操作，返回数组中第一个等于给定参数的元素的索引值。 + indexOf: function (item, index) { + var n = this.length, + i = ~~index + if (i < 0) + i += n + for (; i < n; i++) + if (this[i] === item) + return i + return -1 + }, + //定位操作，同上，不过是从后遍历。 + lastIndexOf: function (item, index) { + var n = this.length, + i = index == null ? n - 1 : index + if (i < 0) + i = Math.max(0, n + i) + for (; i >= 0; i--) + if (this[i] === item) + return i + return -1 + }, + //迭代操作，将数组的元素挨个儿传入一个函数中执行。Prototype.js的对应名字为each。 + forEach: iterator("", '_', ""), + //迭代类 在数组中的每个项上运行一个函数，如果此函数的值为真，则此元素作为新数组的元素收集起来，并返回新数组 + filter: iterator('r=[],j=0,', 'if(_)r[j++]=this[i]', 'return r'), + //收集操作，将数组的元素挨个儿传入一个函数中执行，然后把它们的返回值组成一个新数组返回。Prototype.js的对应名字为collect。 + map: iterator('r=[],', 'r[i]=_', 'return r'), + //只要数组中有一个元素满足条件（放进给定函数返回true），那么它就返回true。Prototype.js的对应名字为any。 + some: iterator("", 'if(_)return true', 'return false'), + //只有数组中的元素都满足条件（放进给定函数返回true），它才返回true。Prototype.js的对应名字为all。 + every: iterator("", 'if(!_)return false', 'return true') + }) + } + /********************************************************************* + * DOM 底层补丁 * + **********************************************************************/ + + function fixContains(root, el) { + try { //IE6-8,游离于DOM树外的文本节点，访问parentNode有时会抛错 + while ((el = el.parentNode)) + if (el === root) + return true + return false + } catch (e) { + return false + } + } + avalon.contains = fixContains +//IE6-11的文档对象没有contains + if (!DOC.contains) { + DOC.contains = function (b) { + return fixContains(DOC, b) + } + } + + function outerHTML() { + return new XMLSerializer().serializeToString(this) + } + + if (window.SVGElement) { + //safari5+是把contains方法放在Element.prototype上而不是Node.prototype + if (!DOC.createTextNode("x").contains) { + Node.prototype.contains = function (arg) {//IE6-8没有Node对象 + return !!(this.compareDocumentPosition(arg) & 16) + } + } + var svgns = "http://www.w3.org/2000/svg" + var svg = DOC.createElementNS(svgns, "svg") + svg.innerHTML = '' + if (!rsvg.test(svg.firstChild)) { // #409 + function enumerateNode(node, targetNode) {// jshint ignore:line + if (node && node.childNodes) { + var nodes = node.childNodes + for (var i = 0, el; el = nodes[i++]; ) { + if (el.tagName) { + var svg = DOC.createElementNS(svgns, + el.tagName.toLowerCase()) + ap.forEach.call(el.attributes, function (attr) { + svg.setAttribute(attr.name, attr.value) //复制属性 + })// jshint ignore:line + // 递归处理子节点 + enumerateNode(el, svg) + targetNode.appendChild(svg) + } + } + } + } + Object.defineProperties(SVGElement.prototype, { + "outerHTML": {//IE9-11,firefox不支持SVG元素的innerHTML,outerHTML属性 + enumerable: true, + configurable: true, + get: outerHTML, + set: function (html) { + var tagName = this.tagName.toLowerCase(), + par = this.parentNode, + frag = avalon.parseHTML(html) + // 操作的svg，直接插入 + if (tagName === "svg") { + par.insertBefore(frag, this) + // svg节点的子节点类似 + } else { + var newFrag = DOC.createDocumentFragment() + enumerateNode(frag, newFrag) + par.insertBefore(newFrag, this) + } + par.removeChild(this) + } + }, + "innerHTML": { + enumerable: true, + configurable: true, + get: function () { + var s = this.outerHTML + var ropen = new RegExp("<" + this.nodeName + '\\b(?:(["\'])[^"]*?(\\1)|[^>])*>', "i") + var rclose = new RegExp("<\/" + this.nodeName + ">$", "i") + return s.replace(ropen, "").replace(rclose, "") + }, + set: function (html) { + if (avalon.clearHTML) { + avalon.clearHTML(this) + var frag = avalon.parseHTML(html) + enumerateNode(frag, this) + } + } + } + }) + } + } + if (!root.outerHTML && window.HTMLElement) { //firefox 到11时才有outerHTML + HTMLElement.prototype.__defineGetter__("outerHTML", outerHTML); + } + +//============================= event binding ======================= + var rmouseEvent = /^(?:mouse|contextmenu|drag)|click/ + function fixEvent(event) { + var ret = {} + for (var i in event) { + ret[i] = event[i] + } + var target = ret.target = event.srcElement + if (event.type.indexOf("key") === 0) { + ret.which = event.charCode != null ? event.charCode : event.keyCode + } else if (rmouseEvent.test(event.type)) { + var doc = target.ownerDocument || DOC + var box = doc.compatMode === "BackCompat" ? doc.body : doc.documentElement + ret.pageX = event.clientX + (box.scrollLeft >> 0) - (box.clientLeft >> 0) + ret.pageY = event.clientY + (box.scrollTop >> 0) - (box.clientTop >> 0) + ret.wheelDeltaY = ret.wheelDelta + ret.wheelDeltaX = 0 + } + ret.timeStamp = new Date() - 0 + ret.originalEvent = event + ret.preventDefault = function () { //阻止默认行为 + event.returnValue = false + } + ret.stopPropagation = function () { //阻止事件在DOM树中的传播 + event.cancelBubble = true + } + return ret + } + + var eventHooks = avalon.eventHooks +//针对firefox, chrome修正mouseenter, mouseleave + if (!("onmouseenter" in root)) { + avalon.each({ + mouseenter: "mouseover", + mouseleave: "mouseout" + }, function (origType, fixType) { + eventHooks[origType] = { + type: fixType, + deel: function (elem, _, fn) { + return function (e) { + var t = e.relatedTarget + if (!t || (t !== elem && !(elem.compareDocumentPosition(t) & 16))) { + delete e.type + e.type = origType + return fn.call(elem, e) + } + } + } + } + }) + } +//针对IE9+, w3c修正animationend + avalon.each({ + AnimationEvent: "animationend", + WebKitAnimationEvent: "webkitAnimationEnd" + }, function (construct, fixType) { + if (window[construct] && !eventHooks.animationend) { + eventHooks.animationend = { + type: fixType + } + } + }) +//针对IE6-8修正input + if (!("oninput" in DOC.createElement("input"))) { + eventHooks.input = { + type: "propertychange", + deel: function (elem, _, fn) { + return function (e) { + if (e.propertyName === "value") { + e.type = "input" + return fn.call(elem, e) + } + } + } + } + } + if (DOC.onmousewheel === void 0) { + /* IE6-11 chrome mousewheel wheelDetla 下 -120 上 120 + firefox DOMMouseScroll detail 下3 上-3 + firefox wheel detlaY 下3 上-3 + IE9-11 wheel deltaY 下40 上-40 + chrome wheel deltaY 下100 上-100 */ + var fixWheelType = DOC.onwheel !== void 0 ? "wheel" : "DOMMouseScroll" + var fixWheelDelta = fixWheelType === "wheel" ? "deltaY" : "detail" + eventHooks.mousewheel = { + type: fixWheelType, + deel: function (elem, _, fn) { + return function (e) { + e.wheelDeltaY = e.wheelDelta = e[fixWheelDelta] > 0 ? -120 : 120 + e.wheelDeltaX = 0 + if (Object.defineProperty) { + Object.defineProperty(e, "type", { + value: "mousewheel" + }) + } + fn.call(elem, e) + } + } + } + } + + + /********************************************************************* + * 配置系统 * + **********************************************************************/ + + function kernel(settings) { + for (var p in settings) { + if (!ohasOwn.call(settings, p)) + continue + var val = settings[p] + if (typeof kernel.plugins[p] === "function") { + kernel.plugins[p](val) + } else if (typeof kernel[p] === "object") { + avalon.mix(kernel[p], val) + } else { + kernel[p] = val + } + } + return this + } + var openTag, closeTag, rexpr, rexprg, rbind, rregexp = /[-.*+?^${}()|[\]\/\\]/g + + function escapeRegExp(target) { + //http://stevenlevithan.com/regex/xregexp/ + //将字符串安全格式化为正则表达式的源码 + return (target + "").replace(rregexp, "\\$&") + } + + var plugins = { + loader: function (builtin) { + var flag = innerRequire && builtin + window.require = flag ? innerRequire : otherRequire + window.define = flag ? innerRequire.define : otherDefine + }, + interpolate: function (array) { + openTag = array[0] + closeTag = array[1] + if (openTag === closeTag) { + throw new SyntaxError("openTag!==closeTag") + } else if (array + "" === "") { + kernel.commentInterpolate = true + } else { + var test = openTag + "test" + closeTag + cinerator.innerHTML = test + if (cinerator.innerHTML !== test && cinerator.innerHTML.indexOf("<") > -1) { + throw new SyntaxError("此定界符不合法") + } + cinerator.innerHTML = "" + } + var o = escapeRegExp(openTag), + c = escapeRegExp(closeTag) + rexpr = new RegExp(o + "(.*?)" + c) + rexprg = new RegExp(o + "(.*?)" + c, "g") + rbind = new RegExp(o + ".*?" + c + "|\\sms-") + } + } + + kernel.debug = true + kernel.plugins = plugins + kernel.plugins['interpolate'](["{{", "}}"]) + kernel.paths = {} + kernel.shim = {} + kernel.maxRepeatSize = 100 + avalon.config = kernel + var ravalon = /(\w+)\[(avalonctrl)="(\S+)"\]/ + var findNodes = DOC.querySelectorAll ? function(str) { + return DOC.querySelectorAll(str) + } : function(str) { + var match = str.match(ravalon) + var all = DOC.getElementsByTagName(match[1]) + var nodes = [] + for (var i = 0, el; el = all[i++]; ) { + if (el.getAttribute(match[2]) === match[3]) { + nodes.push(el) + } + } + return nodes + } + /********************************************************************* + * 事件总线 * + **********************************************************************/ + var EventBus = { + $watch: function (type, callback) { + if (typeof callback === "function") { + var callbacks = this.$events[type] + if (callbacks) { + callbacks.push(callback) + } else { + this.$events[type] = [callback] + } + } else { //重新开始监听此VM的第一重简单属性的变动 + this.$events = this.$watch.backup + } + return this + }, + $unwatch: function (type, callback) { + var n = arguments.length + if (n === 0) { //让此VM的所有$watch回调无效化 + this.$watch.backup = this.$events + this.$events = {} + } else if (n === 1) { + this.$events[type] = [] + } else { + var callbacks = this.$events[type] || [] + var i = callbacks.length + while (~--i < 0) { + if (callbacks[i] === callback) { + return callbacks.splice(i, 1) + } + } + } + return this + }, + $fire: function (type) { + var special, i, v, callback + if (/^(\w+)!(\S+)$/.test(type)) { + special = RegExp.$1 + type = RegExp.$2 + } + var events = this.$events + if (!events) + return + var args = aslice.call(arguments, 1) + var detail = [type].concat(args) + if (special === "all") { + for (i in avalon.vmodels) { + v = avalon.vmodels[i] + if (v !== this) { + v.$fire.apply(v, detail) + } + } + } else if (special === "up" || special === "down") { + var elements = events.expr ? findNodes(events.expr) : [] + if (elements.length === 0) + return + for (i in avalon.vmodels) { + v = avalon.vmodels[i] + if (v !== this) { + if (v.$events.expr) { + var eventNodes = findNodes(v.$events.expr) + if (eventNodes.length === 0) { + continue + } + //循环两个vmodel中的节点，查找匹配（向上匹配或者向下匹配）的节点并设置标识 + /* jshint ignore:start */ + ap.forEach.call(eventNodes, function (node) { + ap.forEach.call(elements, function (element) { + var ok = special === "down" ? element.contains(node) : //向下捕获 + node.contains(element) //向上冒泡 + if (ok) { + node._avalon = v //符合条件的加一个标识 + } + }); + }) + /* jshint ignore:end */ + } + } + } + var nodes = DOC.getElementsByTagName("*") //实现节点排序 + var alls = [] + ap.forEach.call(nodes, function (el) { + if (el._avalon) { + alls.push(el._avalon) + el._avalon = "" + el.removeAttribute("_avalon") + } + }) + if (special === "up") { + alls.reverse() + } + for (i = 0; callback = alls[i++]; ) { + if (callback.$fire.apply(callback, detail) === false) { + break + } + } + } else { + var callbacks = events[type] || [] + var all = events.$all || [] + for (i = 0; callback = callbacks[i++]; ) { + if (isFunction(callback)) + callback.apply(this, args) + } + for (i = 0; callback = all[i++]; ) { + if (isFunction(callback)) + callback.apply(this, arguments) + } + } + } + } + + /********************************************************************* + * modelFactory * + **********************************************************************/ +//avalon最核心的方法的两个方法之一（另一个是avalon.scan），返回一个ViewModel(VM) + var VMODELS = avalon.vmodels = {} //所有vmodel都储存在这里 + avalon.define = function (id, factory) { + var $id = id.$id || id + if (!$id) { + log("warning: vm必须指定$id") + } + if (VMODELS[$id]) { + log("warning: " + $id + " 已经存在于avalon.vmodels中") + } + if (typeof id === "object") { + var model = modelFactory(id) + } else { + var scope = { + $watch: noop + } + factory(scope) //得到所有定义 + + model = modelFactory(scope) //偷天换日，将scope换为model + stopRepeatAssign = true + factory(model) + stopRepeatAssign = false + } + model.$id = $id + return VMODELS[$id] = model + } + +//一些不需要被监听的属性 + var $$skipArray = String("$id,$watch,$unwatch,$fire,$events,$model,$skipArray,$proxy,$compute").match(rword) + var defineProperty = Object.defineProperty + var canHideOwn = true +//如果浏览器不支持ecma262v5的Object.defineProperties或者存在BUG，比如IE8 +//标准浏览器使用__defineGetter__, __defineSetter__实现 + try { + defineProperty({}, "_", { + value: "x" + }) + var defineProperties = Object.defineProperties + } catch (e) { + canHideOwn = false + } + + function modelFactory(source, $special, $model) { + if (Array.isArray(source)) { + var arr = source.concat() + source.length = 0 + var collection = arrayFactory(source) + collection.pushArray(arr) + return collection + } + //0 null undefined || Node || VModel(fix IE6-8 createWithProxy $val: val引发的BUG) + if (!source || source.nodeType > 0 || (source.$id && source.$events)) { + return source + } + var $skipArray = Array.isArray(source.$skipArray) ? source.$skipArray : [] + $skipArray.$special = $special || {} //强制要监听的属性 + var $vmodel = {} //要返回的对象, 它在IE6-8下可能被偷龙转凤 + $model = $model || {} //vmodels.$model属性 + var $events = {} //vmodel.$events属性 + var accessors = {} //监控属性 + var computed = [] + $$skipArray.forEach(function (name) { + delete source[name] + }) + + for (var i in source) { + (function (name, val, accessor) { + $model[name] = val + if (!isObservable(name, val, $skipArray)) { + return //过滤所有非监控属性 + } + //总共产生三种accessor + $events[name] = [] + var valueType = avalon.type(val) + //总共产生三种accessor + if (valueType === "object" && isFunction(val.get) && Object.keys(val).length <= 2) { + accessor = makeComputedAccessor(name, val) + computed.push(accessor) + } else if (rcomplexType.test(valueType)) { + accessor = makeComplexAccessor(name, val, valueType, $events[name]) + } else { + accessor = makeSimpleAccessor(name, val) + } + accessors[name] = accessor + })(i, source[i])// jshint ignore:line + } + + $vmodel = defineProperties($vmodel, descriptorFactory(accessors), source) //生成一个空的ViewModel + for (var name in source) { + if (!accessors[name]) { + $vmodel[name] = source[name] + } + } + //添加$id, $model, $events, $watch, $unwatch, $fire + $vmodel.$id = generateID() + $vmodel.$model = $model + $vmodel.$events = $events + for (i in EventBus) { + var fn = EventBus[i] + if (!W3C) { //在IE6-8下，VB对象的方法里的this并不指向自身，需要用bind处理一下 + fn = fn.bind($vmodel) + } + $vmodel[i] = fn + } + if (canHideOwn) { + Object.defineProperty($vmodel, "hasOwnProperty", { + value: function (name) { + return name in this.$model + }, + writable: false, + enumerable: false, + configurable: true + }) + + } else { + /* jshint ignore:start */ + $vmodel.hasOwnProperty = function (name) { + return name in $vmodel.$model + } + /* jshint ignore:end */ + } + + $vmodel.$compute = function () { + computed.forEach(function (accessor) { + dependencyDetection.begin({ + callback: function (vm, dependency) {//dependency为一个accessor + var name = dependency._name + if (dependency !== accessor) { + var list = vm.$events[name] + accessor.vm = $vmodel + injectDependency(list, accessor.digest) + } + } + }) + try { + accessor.get.call($vmodel) + } finally { + dependencyDetection.end() + } + }) + } + $vmodel.$compute() + return $vmodel + } +//创建一个简单访问器 + function makeSimpleAccessor(name, value) { + function accessor(value) { + var oldValue = accessor._value + if (arguments.length > 0) { + if (!stopRepeatAssign && !isEqual(value, oldValue)) { + accessor.updateValue(this, value) + accessor.notify(this, value, oldValue) + } + return this + } else { + dependencyDetection.collectDependency(this, accessor) + return oldValue + } + } + accessorFactory(accessor, name) + accessor._value = value + return accessor; + } + +//创建一个计算访问器 + function makeComputedAccessor(name, options) { + options.set = options.set || noop + function accessor(value) {//计算属性 + var oldValue = accessor._value + var init = "_value" in accessor + if (arguments.length > 0) { + if (stopRepeatAssign) { + return this + } + accessor.set.call(this, value) + return this + } else { + //将依赖于自己的高层访问器或视图刷新函数（以绑定对象形式）放到自己的订阅数组中 + value = accessor.get.call(this) + if (oldValue !== value) { + accessor.updateValue(this, value) + init && accessor.notify(this, value, oldValue) //触发$watch回调 + } + //将自己注入到低层访问器的订阅数组中 + return value + } + } + accessor.set = options.set || noop + accessor.get = options.get + accessorFactory(accessor, name) + var id + accessor.digest = function () { + accessor.updateValue = globalUpdateModelValue + accessor.notify = noop + accessor.call(accessor.vm) + clearTimeout(id)//如果计算属性存在多个依赖项，那么等它们都更新了才更新视图 + id = setTimeout(function () { + accessorFactory(accessor, accessor._name) + accessor.call(accessor.vm) + }) + } + return accessor + } + +//创建一个复杂访问器 + function makeComplexAccessor(name, initValue, valueType, list) { + function accessor(value) { + var oldValue = accessor._value + var son = accessor._vmodel + if (arguments.length > 0) { + if (stopRepeatAssign) { + return this + } + if (valueType === "array") { + var old = son._ + son._ = [] + son.clear() + son._ = old + son.pushArray(value) + } else if (valueType === "object") { + var $proxy = son.$proxy + var observes = this.$events[name] || [] + son = accessor._vmodel = modelFactory(value) + son.$events[subscribers] = observes + son.$proxy = $proxy + if (observes.length) { + observes.forEach(function (el) { + var fn = bindingHandlers[el.type] + if (fn) { //#753 + el.rollback && el.rollback() //还原 ms-with ms-on + fn(el, el.vmodels) + } + }) + } + } + accessor.updateValue(this, son.$model) + accessor.notify(this, this._value, oldValue) + return this + } else { + dependencyDetection.collectDependency(this, accessor) + return son + } + } + accessorFactory(accessor, name) + var son = accessor._vmodel = modelFactory(initValue) + son.$events[subscribers] = list + return accessor + } + + function globalUpdateValue(vmodel, value) { + vmodel.$model[this._name] = this._value = value + } + function globalUpdateModelValue(vmodel, value) { + vmodel.$model[this._name] = value + } + function globalNotify(vmodel, value, oldValue) { + var name = this._name + var array = vmodel.$events[name] //刷新值 + if (array) { + fireDependencies(array) //同步视图 + EventBus.$fire.call(vmodel, name, value, oldValue) //触发$watch回调 + } + } + + function accessorFactory(accessor, name) { + accessor._name = name + //同时更新_value与model + accessor.updateValue = globalUpdateValue + accessor.notify = globalNotify + } + +//比较两个值是否相等 + var isEqual = Object.is || function (v1, v2) { + if (v1 === 0 && v2 === 0) { + return 1 / v1 === 1 / v2 + } else if (v1 !== v1) { + return v2 !== v2 + } else { + return v1 === v2 + } + } + + function isObservable(name, value, $skipArray) { + if (isFunction(value) || value && value.nodeType) { + return false + } + if ($skipArray.indexOf(name) !== -1) { + return false + } + var $special = $skipArray.$special + if (name && name.charAt(0) === "$" && !$special[name]) { + return false + } + return true + } + + var descriptorFactory = W3C ? function (obj) { + var descriptors = {} + for (var i in obj) { + descriptors[i] = { + get: obj[i], + set: obj[i], + enumerable: true, + configurable: true + } + } + return descriptors + } : function (a) { + return a + } + + +//===================修复浏览器对Object.defineProperties的支持================= + if (!canHideOwn) { + if ("__defineGetter__" in avalon) { + defineProperty = function (obj, prop, desc) { + if ('value' in desc) { + obj[prop] = desc.value + } + if ("get" in desc) { + obj.__defineGetter__(prop, desc.get) + } + if ('set' in desc) { + obj.__defineSetter__(prop, desc.set) + } + return obj + } + defineProperties = function (obj, descs) { + for (var prop in descs) { + if (descs.hasOwnProperty(prop)) { + defineProperty(obj, prop, descs[prop]) + } + } + return obj + } + } + if (IEVersion) { + var VBClassPool = {} + window.execScript([// jshint ignore:line + "Function parseVB(code)", + "\tExecuteGlobal(code)", + "End Function" //转换一段文本为VB代码 + ].join("\n"), "VBScript") + function VBMediator(instance, accessors, name, value) {// jshint ignore:line + var accessor = accessors[name] + if (arguments.length === 4) { + accessor.call(instance, value) + } else { + return accessor.call(instance) + } + } + defineProperties = function (name, accessors, properties) { + // jshint ignore:line + var buffer = [] + buffer.push( + "\r\n\tPrivate [__data__], [__proxy__]", + "\tPublic Default Function [__const__](d, p)", + "\t\tSet [__data__] = d: set [__proxy__] = p", + "\t\tSet [__const__] = Me", //链式调用 + "\tEnd Function") + //添加普通属性,因为VBScript对象不能像JS那样随意增删属性，必须在这里预先定义好 + for (name in properties) { + if (!accessors.hasOwnProperty(name)) { + buffer.push("\tPublic [" + name + "]") + } + } + $$skipArray.forEach(function (name) { + if (!accessors.hasOwnProperty(name)) { + buffer.push("\tPublic [" + name + "]") + } + }) + buffer.push("\tPublic [" + 'hasOwnProperty' + "]") + //添加访问器属性 + for (name in accessors) { + buffer.push( + //由于不知对方会传入什么,因此set, let都用上 + "\tPublic Property Let [" + name + "](val" + expose + ")", //setter + "\t\tCall [__proxy__](Me,[__data__], \"" + name + "\", val" + expose + ")", + "\tEnd Property", + "\tPublic Property Set [" + name + "](val" + expose + ")", //setter + "\t\tCall [__proxy__](Me,[__data__], \"" + name + "\", val" + expose + ")", + "\tEnd Property", + "\tPublic Property Get [" + name + "]", //getter + "\tOn Error Resume Next", //必须优先使用set语句,否则它会误将数组当字符串返回 + "\t\tSet[" + name + "] = [__proxy__](Me,[__data__],\"" + name + "\")", + "\tIf Err.Number <> 0 Then", + "\t\t[" + name + "] = [__proxy__](Me,[__data__],\"" + name + "\")", + "\tEnd If", + "\tOn Error Goto 0", + "\tEnd Property") + + } + + buffer.push("End Class") + var body = buffer.join("\r\n") + var className =VBClassPool[body] + if (!className) { + className = generateID("VBClass") + window.parseVB("Class " + className + body) + window.parseVB([ + "Function " + className + "Factory(a, b)", //创建实例并传入两个关键的参数 + "\tDim o", + "\tSet o = (New " + className + ")(a, b)", + "\tSet " + className + "Factory = o", + "End Function" + ].join("\r\n")) + VBClassPool[body] = className + } + var ret = window[className + "Factory"](accessors, VBMediator) //得到其产品 + return ret //得到其产品 + } + } + } + + /********************************************************************* + * 监控数组（与ms-each, ms-repeat配合使用） * + **********************************************************************/ + + function arrayFactory(model) { + var array = [] + array.$id = generateID() + array.$model = model //数据模型 + array.$events = {} + array.$events[subscribers] = [] + array._ = modelFactory({ + length: model.length + }) + array._.$watch("length", function (a, b) { + array.$fire("length", a, b) + }) + for (var i in EventBus) { + array[i] = EventBus[i] + } + array.$map = { + el: 1 + } + array.$proxy = [] + avalon.mix(array, arrayPrototype) + return array + } + + function mutateArray(method, pos, n, index, method2, pos2, n2) { + var oldLen = this.length, loop = 2 + while (--loop) { + switch (method) { + case "add": + /* jshint ignore:start */ + var m = pos + n + var array = this.$model.slice(pos, m).map(function (el) { + if (rcomplexType.test(avalon.type(el))) {//转换为VM + return el.$id ? el : modelFactory(el, 0, el) + } else { + return el + } + }) + _splice.apply(this, [pos, 0].concat(array)) + /* jshint ignore:end */ + for (var i = pos; i < m; i++) {//生成代理VM + var proxy = eachProxyAgent(i, this) + this.$proxy.splice(i, 0, proxy) + } + this._fire("add", pos, n) + break + case "del": + var ret = this._splice(pos, n) + var removed = this.$proxy.splice(pos, n) //回收代理VM + eachProxyRecycler(removed, "each") + this._fire("del", pos, n) + break + } + if (method2) { + method = method2 + pos = pos2 + n = n2 + loop = 2 + method2 = 0 + } + } + resetIndex(this.$proxy, index) + if (this.length !== oldLen) { + this._.length = this.length + } + return ret + } + + var _splice = ap.splice + var arrayPrototype = { + _splice: _splice, + _fire: function (method, a, b) { + fireDependencies(this.$events[subscribers], method, a, b) + }, + size: function () { //取得数组长度，这个函数可以同步视图，length不能 + return this._.length + }, + pushArray: function (array) { + var m = array.length, n = this.length + if (m) { + ap.push.apply(this.$model, array) + mutateArray.call(this, "add", n, m, Math.max(0, n - 1)) + } + return m + n + }, + push: function () { + //http://jsperf.com/closure-with-arguments + var array = [] + var i, n = arguments.length + for (i = 0; i < n; i++) { + array[i] = arguments[i] + } + return this.pushArray(array) + }, + unshift: function () { + var m = arguments.length, n = this.length + if (m) { + ap.unshift.apply(this.$model, arguments) + mutateArray.call(this, "add", 0, m, 0) + } + return m + n //IE67的unshift不会返回长度 + }, + shift: function () { + if (this.length) { + var el = this.$model.shift() + mutateArray.call(this, "del", 0, 1, 0) + return el //返回被移除的元素 + } + }, + pop: function () { + var n = this.length + if (n) { + var el = this.$model.pop() + mutateArray.call(this, "del", n - 1, 1, Math.max(0, n - 2)) + return el //返回被移除的元素 + } + }, + splice: function (start) { + var m = arguments.length, args = [], change + var removed = _splice.apply(this.$model, arguments) + if (removed.length) { //如果用户删掉了元素 + args.push("del", start, removed.length, 0) + change = true + } + if (m > 2) { //如果用户添加了元素 + if (change) { + args.splice(3, 1, 0, "add", start, m - 2) + } else { + args.push("add", start, m - 2, 0) + } + change = true + } + if (change) { //返回被移除的元素 + return mutateArray.apply(this, args) + } else { + return [] + } + }, + contains: function (el) { //判定是否包含 + return this.indexOf(el) !== -1 + }, + remove: function (el) { //移除第一个等于给定值的元素 + return this.removeAt(this.indexOf(el)) + }, + removeAt: function (index) { //移除指定索引上的元素 + if (index >= 0) { + this.$model.splice(index, 1) + return mutateArray.call(this, "del", index, 1, 0) + } + return [] + }, + clear: function () { + eachProxyRecycler(this.$proxy, "each") + this.$model.length = this.$proxy.length = this.length = this._.length = 0 //清空数组 + this._fire("clear", 0) + return this + }, + removeAll: function (all) { //移除N个元素 + if (Array.isArray(all)) { + for (var i = this.length - 1; i >= 0; i--) { + if (all.indexOf(this[i]) !== -1) { + this.removeAt(i) + } + } + } else if (typeof all === "function") { + for (i = this.length - 1; i >= 0; i--) { + if (all(this[i], i)) { + this.removeAt(i) + } + } + } else { + this.clear() + } + }, + ensure: function (el) { + if (!this.contains(el)) { //只有不存在才push + this.push(el) + } + return this + }, + set: function (index, val) { + if (index >= 0) { + var valueType = avalon.type(val) + if (val && val.$model) { + val = val.$model + } + var target = this[index] + if (valueType === "object") { + for (var i in val) { + if (target.hasOwnProperty(i)) { + target[i] = val[i] + } + } + } else if (valueType === "array") { + target.clear().push.apply(target, val) + } else if (target !== val) { + this[index] = val + this.$model[index] = val + var proxy = this.$proxy[index] + if (proxy) { + fireDependencies(proxy.$events.$index) + } + } + } + return this + } + } +//相当于原来bindingExecutors.repeat 的index分支 + function resetIndex(array, pos) { + var last = array.length - 1 + for (var el; el = array[pos]; pos++) { + el.$index = pos + el.$first = pos === 0 + el.$last = pos === last + } + } + + function sortByIndex(array, indexes) { + var map = {}; + for (var i = 0, n = indexes.length; i < n; i++) { + map[i] = array[i] // preserve + var j = indexes[i] + if (j in map) { + array[i] = map[j] + delete map[j] + } else { + array[i] = array[j] + } + } + } + + "sort,reverse".replace(rword, function (method) { + arrayPrototype[method] = function () { + var newArray = this.$model//这是要排序的新数组 + var oldArray = newArray.concat() //保持原来状态的旧数组 + var mask = Math.random() + var indexes = [] + var hasSort + ap[method].apply(newArray, arguments) //排序 + for (var i = 0, n = oldArray.length; i < n; i++) { + var neo = newArray[i] + var old = oldArray[i] + if (isEqual(neo, old)) { + indexes.push(i) + } else { + var index = oldArray.indexOf(neo) + indexes.push(index)//得到新数组的每个元素在旧数组对应的位置 + oldArray[index] = mask //屏蔽已经找过的元素 + hasSort = true + } + } + if (hasSort) { + sortByIndex(this, indexes) + sortByIndex(this.$proxy, indexes) + this._fire("move", indexes) + resetIndex(this.$proxy, 0) + } + return this + } + }) + + var eachProxyPool = [] + + function eachProxyFactory() { + var source = { + $index: NaN, + $first: NaN, + $last: NaN, + $map: {}, + $host: {}, + $outer: {}, + $remove: avalon.noop, + el: { + get: function () { + //avalon1.4.4中，计算属性的订阅数组不再添加绑定对象 + return this.$host[this.$index] + }, + set: function (val) { + this.$host.set(this.$index, val) + } + } + } + + var second = { + $last: 1, + $first: 1, + $index: 1 + } + var proxy = modelFactory(source, second) + proxy.$id = generateID("$proxy$each") + return proxy + } + + function eachProxyAgent(index, host) { + var proxy = eachProxyPool.shift() + if (!proxy) { + proxy = eachProxyFactory( ) + }else{ + proxy.$compute() + } + var last = host.length - 1 + proxy.$host = host + proxy.$index = index + proxy.$first = index === 0 + proxy.$last = index === last + proxy.$map = host.$map + proxy.$remove = function () { + return host.removeAt(proxy.$index) + } + return proxy + } + + /********************************************************************* + * 依赖调度系统 * + **********************************************************************/ +//检测两个对象间的依赖关系 + var dependencyDetection = (function () { + var outerFrames = [] + var currentFrame + return { + begin: function (accessorObject) { + //accessorObject为一个拥有callback的对象 + outerFrames.push(currentFrame) + currentFrame = accessorObject + }, + end: function () { + currentFrame = outerFrames.pop() + }, + collectDependency: function (vmodel, accessor) { + if (currentFrame) { + //被dependencyDetection.begin调用 + currentFrame.callback(vmodel, accessor); + } + } + }; + })() +//将绑定对象注入到其依赖项的订阅数组中 + var ronduplex = /^(duplex|on)$/ + avalon.injectBinding = function (data) { + var fn = data.evaluator + if (fn) { //如果是求值函数 + dependencyDetection.begin({ + callback: function (vmodel, dependency) { + injectDependency(vmodel.$events[dependency._name], data) + } + }) + try { + var c = ronduplex.test(data.type) ? data : fn.apply(0, data.args) + data.handler(c, data.element, data) + } catch (e) { + //log("warning:exception throwed in [avalon.injectBinding] " + e) + delete data.evaluator + var node = data.element + if (node.nodeType === 3) { + var parent = node.parentNode + if (kernel.commentInterpolate) { + parent.replaceChild(DOC.createComment(data.value), node) + } else { + node.data = openTag + data.value + closeTag + } + } + } finally { + dependencyDetection.end() + } + } + } + +//将依赖项(比它高层的访问器或构建视图刷新函数的绑定对象)注入到订阅者数组 + function injectDependency(list, data) { + data = data || Registry[expose] + if (list && data && avalon.Array.ensure(list, data) && data.element) { + injectDisposeQueue(data, list) + } + } + +//通知依赖于这个访问器的订阅者更新自身 + function fireDependencies(list) { + if (list && list.length) { + if (new Date() - beginTime > 444 && typeof list[0] === "object") { + rejectDisposeQueue() + } + var args = aslice.call(arguments, 1) + for (var i = list.length, fn; fn = list[--i]; ) { + var el = fn.element + if (el && el.parentNode) { + try { + if (fn.$repeat) { + fn.handler.apply(fn, args) //处理监控数组的方法 + } else if (fn.type !== "on") { //事件绑定只能由用户触发,不能由程序触发 + var fun = fn.evaluator || noop + fn.handler(fun.apply(0, fn.args || []), el, fn) + + } + } catch (e) { + } + } + } + } + } + /********************************************************************* + * 定时GC回收机制 * + **********************************************************************/ + var disposeCount = 0 + var disposeQueue = avalon.$$subscribers = [] + var beginTime = new Date() + var oldInfo = {} + function getUid(obj) { //IE9+,标准浏览器 + return obj.uniqueNumber || (obj.uniqueNumber = ++disposeCount) + } + +//添加到回收列队中 + function injectDisposeQueue(data, list) { + var elem = data.element + if (!data.uuid) { + if (elem.nodeType !== 1) { + data.uuid = data.type + (data.pos || 0) + "-" + getUid(elem.parentNode) + } else { + data.uuid = data.name + "-" + getUid(elem) + } + } + var lists = data.lists || (data.lists = []) + avalon.Array.ensure(lists, list) + list.$uuid = list.$uuid || generateID() + if (!disposeQueue[data.uuid]) { + disposeQueue[data.uuid] = 1 + disposeQueue.push(data) + } + } + + function rejectDisposeQueue(data) { + if(avalon.optimize) + return + var i = disposeQueue.length + var n = i + var allTypes = [] + var iffishTypes = {} + var newInfo = {} + //对页面上所有绑定对象进行分门别类, 只检测个数发生变化的类型 + while (data = disposeQueue[--i]) { + var type = data.type + if (newInfo[type]) { + newInfo[type]++ + } else { + newInfo[type] = 1 + allTypes.push(type) + } + } + var diff = false + allTypes.forEach(function (type) { + if (oldInfo[type] !== newInfo[type]) { + iffishTypes[type] = 1 + diff = true + } + }) + i = n + if (diff) { + while (data = disposeQueue[--i]) { + if (!data.element) + continue + if (iffishTypes[data.type] && shouldDispose(data.element)) { //如果它没有在DOM树 + disposeQueue.splice(i, 1) + delete disposeQueue[data.uuid] + var lists = data.lists + for (var k = 0, list; list = lists[k++]; ) { + avalon.Array.remove(lists, list) + avalon.Array.remove(list, data) + } + disposeData(data) + } + } + } + oldInfo = newInfo + beginTime = new Date() + } + + function disposeData(data) { + data.element = null + data.rollback && data.rollback() + for (var key in data) { + data[key] = null + } + } + + function shouldDispose(el) { + try {//IE下，如果文本节点脱离DOM树，访问parentNode会报错 + if (!el.parentNode) { + return true + } + } catch (e) { + return true + } + + return el.msRetain ? 0 : (el.nodeType === 1 ? !root.contains(el) : !avalon.contains(root, el)) + } + + /************************************************************************ + * HTML处理(parseHTML, innerHTML, clearHTML) * + ************************************************************************/ +// We have to close these tags to support XHTML + var tagHooks = { + area: [1, "", ""], + param: [1, "", ""], + col: [2, "", "
"], + legend: [1, "
", "
"], + option: [1, ""], + thead: [1, "", "
"], + tr: [2, "", "
"], + td: [3, "", "
"], + g: [1, '', ''], + //IE6-8在用innerHTML生成节点时，不能直接创建no-scope元素与HTML5的新标签 + _default: W3C ? [0, "", ""] : [1, "X
", "
"] //div可以不用闭合 + } + tagHooks.th = tagHooks.td + tagHooks.optgroup = tagHooks.option + tagHooks.tbody = tagHooks.tfoot = tagHooks.colgroup = tagHooks.caption = tagHooks.thead + String("circle,defs,ellipse,image,line,path,polygon,polyline,rect,symbol,text,use").replace(rword, function (tag) { + tagHooks[tag] = tagHooks.g //处理SVG + }) + var rtagName = /<([\w:]+)/ //取得其tagName + var rxhtml = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig + var rcreate = W3C ? /[^\d\D]/ : /(<(?:script|link|style|meta|noscript))/ig + var scriptTypes = oneObject(["", "text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript"]) + var rnest = /<(?:tb|td|tf|th|tr|col|opt|leg|cap|area)/ //需要处理套嵌关系的标签 + var script = DOC.createElement("script") + var rhtml = /<|&#?\w+;/ + avalon.parseHTML = function (html) { + var fragment = avalonFragment.cloneNode(false) + if (typeof html !== "string") { + return fragment + } + if (!rhtml.test(html)) { + fragment.appendChild(DOC.createTextNode(html)) + return fragment + } + html = html.replace(rxhtml, "<$1>").trim() + var tag = (rtagName.exec(html) || ["", ""])[1].toLowerCase(), + //取得其标签名 + wrap = tagHooks[tag] || tagHooks._default, + wrapper = cinerator, + firstChild, neo + if (!W3C) { //fix IE + html = html.replace(rcreate, "
$1") //在link style script等标签之前添加一个补丁 + } + wrapper.innerHTML = wrap[1] + html + wrap[2] + var els = wrapper.getElementsByTagName("script") + if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性 + for (var i = 0, el; el = els[i++]; ) { + if (scriptTypes[el.type]) { + //以偷龙转凤方式恢复执行脚本功能 + neo = script.cloneNode(false) //FF不能省略参数 + ap.forEach.call(el.attributes, function (attr) { + if (attr && attr.specified) { + neo[attr.name] = attr.value //复制其属性 + neo.setAttribute(attr.name, attr.value) + } + }) // jshint ignore:line + neo.text = el.text + el.parentNode.replaceChild(neo, el) //替换节点 + } + } + } + if (!W3C) { //fix IE + var target = wrap[1] === "X
" ? wrapper.lastChild.firstChild : wrapper.lastChild + if (target && target.tagName === "TABLE" && tag !== "tbody") { + //IE6-7处理 --> , + // --> , + // -->
+ for (els = target.childNodes, i = 0; el = els[i++]; ) { + if (el.tagName === "TBODY" && !el.innerHTML) { + target.removeChild(el) + break + } + } + } + els = wrapper.getElementsByTagName("br") + var n = els.length + while (el = els[--n]) { + if (el.className === "msNoScope") { + el.parentNode.removeChild(el) + } + } + for (els = wrapper.all, i = 0; el = els[i++]; ) { //fix VML + if (isVML(el)) { + fixVML(el) + } + } + } + //移除我们为了符合套嵌关系而添加的标签 + for (i = wrap[0]; i--; wrapper = wrapper.lastChild) { + } + while (firstChild = wrapper.firstChild) { // 将wrapper上的节点转移到文档碎片上！ + fragment.appendChild(firstChild) + } + return fragment + } + + function isVML(src) { + var nodeName = src.nodeName + return nodeName.toLowerCase() === nodeName && src.scopeName && src.outerText === "" + } + + function fixVML(node) { + if (node.currentStyle.behavior !== "url(#default#VML)") { + node.style.behavior = "url(#default#VML)" + node.style.display = "inline-block" + node.style.zoom = 1 //hasLayout + } + } + avalon.innerHTML = function (node, html) { + if (!W3C && (!rcreate.test(html) && !rnest.test(html))) { + try { + node.innerHTML = html + return + } catch (e) { + } + } + var a = this.parseHTML(html) + this.clearHTML(node).appendChild(a) + } + avalon.clearHTML = function (node) { + node.textContent = "" + while (node.firstChild) { + node.removeChild(node.firstChild) + } + return node + } + + /********************************************************************* + * avalon的原型方法定义区 * + **********************************************************************/ + + function hyphen(target) { + //转换为连字符线风格 + return target.replace(/([a-z\d])([A-Z]+)/g, "$1-$2").toLowerCase() + } + + function camelize(target) { + //提前判断，提高getStyle等的效率 + if (!target || target.indexOf("-") < 0 && target.indexOf("_") < 0) { + return target + } + //转换为驼峰风格 + return target.replace(/[-_][^-_]/g, function(match) { + return match.charAt(1).toUpperCase() + }) + } + + var fakeClassListMethods = { + _toString: function() { + var node = this.node + var cls = node.className + var str = typeof cls === "string" ? cls : cls.baseVal + return str.split(/\s+/).join(" ") + }, + _contains: function(cls) { + return (" " + this + " ").indexOf(" " + cls + " ") > -1 + }, + _add: function(cls) { + if (!this.contains(cls)) { + this._set(this + " " + cls) + } + }, + _remove: function(cls) { + this._set((" " + this + " ").replace(" " + cls + " ", " ")) + }, + __set: function(cls) { + cls = cls.trim() + var node = this.node + if (rsvg.test(node)) { + //SVG元素的className是一个对象 SVGAnimatedString { baseVal="", animVal=""}，只能通过set/getAttribute操作 + node.setAttribute("class", cls) + } else { + node.className = cls + } + } //toggle存在版本差异，因此不使用它 + } + + function fakeClassList(node) { + if (!("classList" in node)) { + node.classList = { + node: node + } + for (var k in fakeClassListMethods) { + node.classList[k.slice(1)] = fakeClassListMethods[k] + } + } + return node.classList + } + + + "add,remove".replace(rword, function(method) { + avalon.fn[method + "Class"] = function(cls) { + var el = this[0] + //https://developer.mozilla.org/zh-CN/docs/Mozilla/Firefox/Releases/26 + if (cls && typeof cls === "string" && el && el.nodeType === 1) { + cls.replace(/\S+/g, function(c) { + fakeClassList(el)[method](c) + }) + } + return this + } + }) + avalon.fn.mix({ + hasClass: function(cls) { + var el = this[0] || {} + return el.nodeType === 1 && fakeClassList(el).contains(cls) + }, + toggleClass: function(value, stateVal) { + var className, i = 0 + var classNames = String(value).split(/\s+/) + var isBool = typeof stateVal === "boolean" + while ((className = classNames[i++])) { + var state = isBool ? stateVal : !this.hasClass(className) + this[state ? "addClass" : "removeClass"](className) + } + return this + }, + attr: function(name, value) { + if (arguments.length === 2) { + this[0].setAttribute(name, value) + return this + } else { + return this[0].getAttribute(name) + } + }, + data: function(name, value) { + name = "data-" + hyphen(name || "") + switch (arguments.length) { + case 2: + this.attr(name, value) + return this + case 1: + var val = this.attr(name) + return parseData(val) + case 0: + var ret = {} + ap.forEach.call(this[0].attributes, function(attr) { + if (attr) { + name = attr.name + if (!name.indexOf("data-")) { + name = camelize(name.slice(5)) + ret[name] = parseData(attr.value) + } + } + }) + return ret + } + }, + removeData: function(name) { + name = "data-" + hyphen(name) + this[0].removeAttribute(name) + return this + }, + css: function(name, value) { + if (avalon.isPlainObject(name)) { + for (var i in name) { + avalon.css(this, i, name[i]) + } + } else { + var ret = avalon.css(this, name, value) + } + return ret !== void 0 ? ret : this + }, + position: function() { + var offsetParent, offset, + elem = this[0], + parentOffset = { + top: 0, + left: 0 + } + if (!elem) { + return + } + if (this.css("position") === "fixed") { + offset = elem.getBoundingClientRect() + } else { + offsetParent = this.offsetParent() //得到真正的offsetParent + offset = this.offset() // 得到正确的offsetParent + if (offsetParent[0].tagName !== "HTML") { + parentOffset = offsetParent.offset() + } + parentOffset.top += avalon.css(offsetParent[0], "borderTopWidth", true) + parentOffset.left += avalon.css(offsetParent[0], "borderLeftWidth", true) + + // Subtract offsetParent scroll positions + parentOffset.top -= offsetParent.scrollTop() + parentOffset.left -= offsetParent.scrollLeft() + } + return { + top: offset.top - parentOffset.top - avalon.css(elem, "marginTop", true), + left: offset.left - parentOffset.left - avalon.css(elem, "marginLeft", true) + } + }, + offsetParent: function() { + var offsetParent = this[0].offsetParent + while (offsetParent && avalon.css(offsetParent, "position") === "static") { + offsetParent = offsetParent.offsetParent; + } + return avalon(offsetParent || root) + }, + bind: function(type, fn, phase) { + if (this[0]) { //此方法不会链 + return avalon.bind(this[0], type, fn, phase) + } + }, + unbind: function(type, fn, phase) { + if (this[0]) { + avalon.unbind(this[0], type, fn, phase) + } + return this + }, + val: function(value) { + var node = this[0] + if (node && node.nodeType === 1) { + var get = arguments.length === 0 + var access = get ? ":get" : ":set" + var fn = valHooks[getValType(node) + access] + if (fn) { + var val = fn(node, value) + } else if (get) { + return (node.value || "").replace(/\r/g, "") + } else { + node.value = value + } + } + return get ? val : this + } + }) + + function parseData(data) { + try { + if (typeof data === "object") + return data + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : +data + "" === data ? +data : rbrace.test(data) ? avalon.parseJSON(data) : data + } catch (e) {} + return data + } + var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, + rvalidchars = /^[\],:{}\s]*$/, + rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, + rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, + rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g + avalon.parseJSON = window.JSON ? JSON.parse : function(data) { + if (typeof data === "string") { + data = data.trim(); + if (data) { + if (rvalidchars.test(data.replace(rvalidescape, "@") + .replace(rvalidtokens, "]") + .replace(rvalidbraces, ""))) { + return (new Function("return " + data))() // jshint ignore:line + } + } + avalon.error("Invalid JSON: " + data) + } + return data + } + +//生成avalon.fn.scrollLeft, avalon.fn.scrollTop方法 + avalon.each({ + scrollLeft: "pageXOffset", + scrollTop: "pageYOffset" + }, function(method, prop) { + avalon.fn[method] = function(val) { + var node = this[0] || {}, win = getWindow(node), + top = method === "scrollTop" + if (!arguments.length) { + return win ? (prop in win) ? win[prop] : root[method] : node[method] + } else { + if (win) { + win.scrollTo(!top ? val : avalon(win).scrollLeft(), top ? val : avalon(win).scrollTop()) + } else { + node[method] = val + } + } + } + }) + + function getWindow(node) { + return node.window && node.document ? node : node.nodeType === 9 ? node.defaultView || node.parentWindow : false; + } +//=============================css相关======================= + var cssHooks = avalon.cssHooks = {} + var prefixes = ["", "-webkit-", "-o-", "-moz-", "-ms-"] + var cssMap = { + "float": W3C ? "cssFloat" : "styleFloat" + } + avalon.cssNumber = oneObject("columnCount,order,fillOpacity,fontWeight,lineHeight,opacity,orphans,widows,zIndex,zoom") + + avalon.cssName = function(name, host, camelCase) { + if (cssMap[name]) { + return cssMap[name] + } + host = host || root.style + for (var i = 0, n = prefixes.length; i < n; i++) { + camelCase = camelize(prefixes[i] + name) + if (camelCase in host) { + return (cssMap[name] = camelCase) + } + } + return null + } + cssHooks["@:set"] = function(node, name, value) { + try { //node.style.width = NaN;node.style.width = "xxxxxxx";node.style.width = undefine 在旧式IE下会抛异常 + node.style[name] = value + } catch (e) {} + } + if (window.getComputedStyle) { + cssHooks["@:get"] = function(node, name) { + if (!node || !node.style) { + throw new Error("getComputedStyle要求传入一个节点 " + node) + } + var ret, styles = getComputedStyle(node, null) + if (styles) { + ret = name === "filter" ? styles.getPropertyValue(name) : styles[name] + if (ret === "") { + ret = node.style[name] //其他浏览器需要我们手动取内联样式 + } + } + return ret + } + cssHooks["opacity:get"] = function(node) { + var ret = cssHooks["@:get"](node, "opacity") + return ret === "" ? "1" : ret + } + } else { + var rnumnonpx = /^-?(?:\d*\.)?\d+(?!px)[^\d\s]+$/i + var rposition = /^(top|right|bottom|left)$/ + var ralpha = /alpha\([^)]*\)/i + var ie8 = !! window.XDomainRequest + var salpha = "DXImageTransform.Microsoft.Alpha" + var border = { + thin: ie8 ? '1px' : '2px', + medium: ie8 ? '3px' : '4px', + thick: ie8 ? '5px' : '6px' + } + cssHooks["@:get"] = function(node, name) { + //取得精确值，不过它有可能是带em,pc,mm,pt,%等单位 + var currentStyle = node.currentStyle + var ret = currentStyle[name] + if ((rnumnonpx.test(ret) && !rposition.test(ret))) { + //①，保存原有的style.left, runtimeStyle.left, + var style = node.style, + left = style.left, + rsLeft = node.runtimeStyle.left + //②由于③处的style.left = xxx会影响到currentStyle.left， + //因此把它currentStyle.left放到runtimeStyle.left， + //runtimeStyle.left拥有最高优先级，不会style.left影响 + node.runtimeStyle.left = currentStyle.left + //③将精确值赋给到style.left，然后通过IE的另一个私有属性 style.pixelLeft + //得到单位为px的结果；fontSize的分支见http://bugs.jquery.com/ticket/760 + style.left = name === 'fontSize' ? '1em' : (ret || 0) + ret = style.pixelLeft + "px" + //④还原 style.left，runtimeStyle.left + style.left = left + node.runtimeStyle.left = rsLeft + } + if (ret === "medium") { + name = name.replace("Width", "Style") + //border width 默认值为medium，即使其为0" + if (currentStyle[name] === "none") { + ret = "0px" + } + } + return ret === "" ? "auto" : border[ret] || ret + } + cssHooks["opacity:set"] = function(node, name, value) { + var style = node.style + var opacity = isFinite(value) && value <= 1 ? "alpha(opacity=" + value * 100 + ")" : "" + var filter = style.filter || ""; + style.zoom = 1 + //不能使用以下方式设置透明度 + //node.filters.alpha.opacity = value * 100 + style.filter = (ralpha.test(filter) ? + filter.replace(ralpha, opacity) : + filter + " " + opacity).trim() + if (!style.filter) { + style.removeAttribute("filter") + } + } + cssHooks["opacity:get"] = function(node) { + //这是最快的获取IE透明值的方式，不需要动用正则了！ + var alpha = node.filters.alpha || node.filters[salpha], + op = alpha && alpha.enabled ? alpha.opacity : 100 + return (op / 100) + "" //确保返回的是字符串 + } + } + + "top,left".replace(rword, function(name) { + cssHooks[name + ":get"] = function(node) { + var computed = cssHooks["@:get"](node, name) + return /px$/.test(computed) ? computed : + avalon(node).position()[name] + "px" + } + }) + + var cssShow = { + position: "absolute", + visibility: "hidden", + display: "block" + } + + var rdisplayswap = /^(none|table(?!-c[ea]).+)/ + + function showHidden(node, array) { + //http://www.cnblogs.com/rubylouvre/archive/2012/10/27/2742529.html + if (node.offsetWidth <= 0) { //opera.offsetWidth可能小于0 + if (rdisplayswap.test(cssHooks["@:get"](node, "display"))) { + var obj = { + node: node + } + for (var name in cssShow) { + obj[name] = node.style[name] + node.style[name] = cssShow[name] + } + array.push(obj) + } + var parent = node.parentNode + if (parent && parent.nodeType === 1) { + showHidden(parent, array) + } + } + } + "Width,Height".replace(rword, function(name) { //fix 481 + var method = name.toLowerCase(), + clientProp = "client" + name, + scrollProp = "scroll" + name, + offsetProp = "offset" + name + cssHooks[method + ":get"] = function(node, which, override) { + var boxSizing = -4 + if (typeof override === "number") { + boxSizing = override + } + which = name === "Width" ? ["Left", "Right"] : ["Top", "Bottom"] + var ret = node[offsetProp] // border-box 0 + if (boxSizing === 2) { // margin-box 2 + return ret + avalon.css(node, "margin" + which[0], true) + avalon.css(node, "margin" + which[1], true) + } + if (boxSizing < 0) { // padding-box -2 + ret = ret - avalon.css(node, "border" + which[0] + "Width", true) - avalon.css(node, "border" + which[1] + "Width", true) + } + if (boxSizing === -4) { // content-box -4 + ret = ret - avalon.css(node, "padding" + which[0], true) - avalon.css(node, "padding" + which[1], true) + } + return ret + } + cssHooks[method + "&get"] = function(node) { + var hidden = []; + showHidden(node, hidden); + var val = cssHooks[method + ":get"](node) + for (var i = 0, obj; obj = hidden[i++];) { + node = obj.node + for (var n in obj) { + if (typeof obj[n] === "string") { + node.style[n] = obj[n] + } + } + } + return val; + } + avalon.fn[method] = function(value) { //会忽视其display + var node = this[0] + if (arguments.length === 0) { + if (node.setTimeout) { //取得窗口尺寸,IE9后可以用node.innerWidth /innerHeight代替 + return node["inner" + name] || node.document.documentElement[clientProp] + } + if (node.nodeType === 9) { //取得页面尺寸 + var doc = node.documentElement + //FF chrome html.scrollHeight< body.scrollHeight + //IE 标准模式 : html.scrollHeight> body.scrollHeight + //IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点？ + return Math.max(node.body[scrollProp], doc[scrollProp], node.body[offsetProp], doc[offsetProp], doc[clientProp]) + } + return cssHooks[method + "&get"](node) + } else { + return this.css(method, value) + } + } + avalon.fn["inner" + name] = function() { + return cssHooks[method + ":get"](this[0], void 0, -2) + } + avalon.fn["outer" + name] = function(includeMargin) { + return cssHooks[method + ":get"](this[0], void 0, includeMargin === true ? 2 : 0) + } + }) + avalon.fn.offset = function() { //取得距离页面左右角的坐标 + var node = this[0], + box = { + left: 0, + top: 0 + } + if (!node || !node.tagName || !node.ownerDocument) { + return box + } + var doc = node.ownerDocument, + body = doc.body, + root = doc.documentElement, + win = doc.defaultView || doc.parentWindow + if (!avalon.contains(root, node)) { + return box + } + //http://hkom.blog1.fc2.com/?mode=m&no=750 body的偏移量是不包含margin的 + //我们可以通过getBoundingClientRect来获得元素相对于client的rect. + //http://msdn.microsoft.com/en-us/library/ms536433.aspx + if (node.getBoundingClientRect) { + box = node.getBoundingClientRect() // BlackBerry 5, iOS 3 (original iPhone) + } + //chrome/IE6: body.scrollTop, firefox/other: root.scrollTop + var clientTop = root.clientTop || body.clientTop, + clientLeft = root.clientLeft || body.clientLeft, + scrollTop = Math.max(win.pageYOffset || 0, root.scrollTop, body.scrollTop), + scrollLeft = Math.max(win.pageXOffset || 0, root.scrollLeft, body.scrollLeft) + // 把滚动距离加到left,top中去。 + // IE一些版本中会自动为HTML元素加上2px的border，我们需要去掉它 + // http://msdn.microsoft.com/en-us/library/ms533564(VS.85).aspx + return { + top: box.top + scrollTop - clientTop, + left: box.left + scrollLeft - clientLeft + } + } + + //==================================val相关============================ + + function getValType(elem) { + var ret = elem.tagName.toLowerCase() + return ret === "input" && /checkbox|radio/.test(elem.type) ? "checked" : ret + } + var roption = /^]+))?)*\s+value[\s=]/i + var valHooks = { + "option:get": IEVersion ? function(node) { + //在IE11及W3C，如果没有指定value，那么node.value默认为node.text（存在trim作），但IE9-10则是取innerHTML(没trim操作) + //specified并不可靠，因此通过分析outerHTML判定用户有没有显示定义value + return roption.test(node.outerHTML) ? node.value : node.text.trim() + } : function(node) { + return node.value + }, + "select:get": function(node, value) { + var option, options = node.options, + index = node.selectedIndex, + getter = valHooks["option:get"], + one = node.type === "select-one" || index < 0, + values = one ? null : [], + max = one ? index + 1 : options.length, + i = index < 0 ? max : one ? index : 0 + for (; i < max; i++) { + option = options[i] + //旧式IE在reset后不会改变selected，需要改用i === index判定 + //我们过滤所有disabled的option元素，但在safari5下，如果设置select为disable，那么其所有孩子都disable + //因此当一个元素为disable，需要检测其是否显式设置了disable及其父节点的disable情况 + if ((option.selected || i === index) && !option.disabled) { + value = getter(option) + if (one) { + return value + } + //收集所有selected值组成数组返回 + values.push(value) + } + } + return values + }, + "select:set": function(node, values, optionSet) { + values = [].concat(values) //强制转换为数组 + var getter = valHooks["option:get"] + for (var i = 0, el; el = node.options[i++];) { + if ((el.selected = values.indexOf(getter(el)) > -1)) { + optionSet = true + } + } + if (!optionSet) { + node.selectedIndex = -1 + } + } + } + + /********************************************************************* + * 编译系统 * + **********************************************************************/ + var meta = { + '\b': '\\b', + '\t': '\\t', + '\n': '\\n', + '\f': '\\f', + '\r': '\\r', + '"': '\\"', + '\\': '\\\\' + } + var quote = window.JSON && JSON.stringify || function(str) { + return '"' + str.replace(/[\\\"\x00-\x1f]/g, function(a) { + var c = meta[a]; + return typeof c === 'string' ? c : + '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); + }) + '"' + } + + var keywords = [ + "break,case,catch,continue,debugger,default,delete,do,else,false", + "finally,for,function,if,in,instanceof,new,null,return,switch,this", + "throw,true,try,typeof,var,void,while,with", /* 关键字*/ + "abstract,boolean,byte,char,class,const,double,enum,export,extends", + "final,float,goto,implements,import,int,interface,long,native", + "package,private,protected,public,short,static,super,synchronized", + "throws,transient,volatile", /*保留字*/ + "arguments,let,yield,undefined" /* ECMA 5 - use strict*/].join(",") + var rrexpstr = /\/\*[\w\W]*?\*\/|\/\/[^\n]*\n|\/\/[^\n]*$|"(?:[^"\\]|\\[\w\W])*"|'(?:[^'\\]|\\[\w\W])*'|[\s\t\n]*\.[\s\t\n]*[$\w\.]+/g + var rsplit = /[^\w$]+/g + var rkeywords = new RegExp(["\\b" + keywords.replace(/,/g, '\\b|\\b') + "\\b"].join('|'), 'g') + var rnumber = /\b\d[^,]*/g + var rcomma = /^,+|,+$/g + var variablePool = new Cache(512) + var getVariables = function (code) { + var key = "," + code.trim() + var ret = variablePool.get(key) + if (ret) { + return ret + } + var match = code + .replace(rrexpstr, "") + .replace(rsplit, ",") + .replace(rkeywords, "") + .replace(rnumber, "") + .replace(rcomma, "") + .split(/^$|,+/) + return variablePool.put(key, uniqSet(match)) + } + /*添加赋值语句*/ + + function addAssign(vars, scope, name, data) { + var ret = [], + prefix = " = " + name + "." + var isProxy = /\$proxy\$each/.test(scope.$id) + for (var i = vars.length, prop; prop = vars[--i]; ) { + var el = isProxy && scope.$map[prop] ? "el" : prop + if (scope.hasOwnProperty(el)) { + ret.push(prop + prefix + el) + data.vars.push(prop) + if (data.type === "duplex") { + vars.get = name + "." + el + } + vars.splice(i, 1) + } + } + return ret + } + + function uniqSet(array) { + var ret = [], + unique = {} + for (var i = 0; i < array.length; i++) { + var el = array[i] + var id = el && typeof el.$id === "string" ? el.$id : el + if (!unique[id]) { + unique[id] = ret.push(el) + } + } + return ret + } +//缓存求值函数，以便多次利用 + var evaluatorPool = new Cache(128) +//取得求值函数及其传参 + var rduplex = /\w\[.*\]|\w\.\w/ + var rproxy = /(\$proxy\$[a-z]+)\d+$/ + var rthimRightParentheses = /\)\s*$/ + var rthimOtherParentheses = /\)\s*\|/g + var rquoteFilterName = /\|\s*([$\w]+)/g + var rpatchBracket = /"\s*\["/g + var rthimLeftParentheses = /"\s*\(/g + function parseFilter(val, filters) { + filters = filters + .replace(rthimRightParentheses, "")//处理最后的小括号 + .replace(rthimOtherParentheses, function () {//处理其他小括号 + return "],|" + }) + .replace(rquoteFilterName, function (a, b) { //处理|及它后面的过滤器的名字 + return "[" + quote(b) + }) + .replace(rpatchBracket, function () { + return '"],["' + }) + .replace(rthimLeftParentheses, function () { + return '",' + }) + "]" + return "return avalon.filters.$filter(" + val + ", " + filters + ")" + } + + function parseExpr(code, scopes, data) { + var dataType = data.type + var filters = data.filters || "" + var exprId = scopes.map(function (el) { + return String(el.$id).replace(rproxy, "$1") + }) + code + dataType + filters + var vars = getVariables(code).concat(), + assigns = [], + names = [], + args = [], + prefix = "" + //args 是一个对象数组， names 是将要生成的求值函数的参数 + scopes = uniqSet(scopes) + data.vars = [] + for (var i = 0, sn = scopes.length; i < sn; i++) { + if (vars.length) { + var name = "vm" + expose + "_" + i + names.push(name) + args.push(scopes[i]) + assigns.push.apply(assigns, addAssign(vars, scopes[i], name, data)) + } + } + if (!assigns.length && dataType === "duplex") { + return + } + if (dataType !== "duplex" && (code.indexOf("||") > -1 || code.indexOf("&&") > -1)) { + //https://github.com/RubyLouvre/avalon/issues/583 + data.vars.forEach(function (v) { + var reg = new RegExp("\\b" + v + "(?:\\.\\w+|\\[\\w+\\])+", "ig") + code = code.replace(reg, function (_) { + var c = _.charAt(v.length) + var r = IEVersion ? code.slice(arguments[1] + _.length) : RegExp.rightContext + var method = /^\s*\(/.test(r) + if (c === "." || c === "[" || method) {//比如v为aa,我们只匹配aa.bb,aa[cc],不匹配aaa.xxx + var name = "var" + String(Math.random()).replace(/^0\./, "") + if (method) {//array.size() + var array = _.split(".") + if (array.length > 2) { + var last = array.pop() + assigns.push(name + " = " + array.join(".")) + return name + "." + last + } else { + return _ + } + } + assigns.push(name + " = " + _) + return name + } else { + return _ + } + }) + }) + } + //---------------args---------------- + data.args = args + //---------------cache---------------- + delete data.vars + var fn = evaluatorPool.get(exprId) //直接从缓存，免得重复生成 + if (fn) { + data.evaluator = fn + return + } + prefix = assigns.join(", ") + if (prefix) { + prefix = "var " + prefix + } + if (/\S/.test(filters)) { //文本绑定，双工绑定才有过滤器 + if (!/text|html/.test(data.type)) { + throw Error("ms-" + data.type + "不支持过滤器") + } + code = "\nvar ret" + expose + " = " + code + ";\r\n" + code += parseFilter("ret" + expose, filters) + } else if (dataType === "duplex") { //双工绑定 + var _body = "'use strict';\nreturn function(vvv){\n\t" + + prefix + + ";\n\tif(!arguments.length){\n\t\treturn " + + code + + "\n\t}\n\t" + (!rduplex.test(code) ? vars.get : code) + + "= vvv;\n} " + try { + fn = Function.apply(noop, names.concat(_body)) + data.evaluator = evaluatorPool.put(exprId, fn) + } catch (e) { + log("debug: parse error," + e.message) + } + return + } else if (dataType === "on") { //事件绑定 + if (code.indexOf("(") === -1) { + code += ".call(this, $event)" + } else { + code = code.replace("(", ".call(this,") + } + names.push("$event") + code = "\nreturn " + code + ";" //IE全家 Function("return ")出错，需要Function("return ;") + var lastIndex = code.lastIndexOf("\nreturn") + var header = code.slice(0, lastIndex) + var footer = code.slice(lastIndex) + code = header + "\n" + footer + } else { //其他绑定 + code = "\nreturn " + code + ";" //IE全家 Function("return ")出错，需要Function("return ;") + } + try { + fn = Function.apply(noop, names.concat("'use strict';\n" + prefix + code)) + data.evaluator = evaluatorPool.put(exprId, fn) + } catch (e) { + log("debug: parse error," + e.message) + } finally { + vars = assigns = names = null //释放内存 + } + } + + +//parseExpr的智能引用代理 + + function parseExprProxy(code, scopes, data, tokens, noRegister) { + if (Array.isArray(tokens)) { + code = tokens.map(function (el) { + return el.expr ? "(" + el.value + ")" : quote(el.value) + }).join(" + ") + } + parseExpr(code, scopes, data) + if (data.evaluator && !noRegister) { + data.handler = bindingExecutors[data.handlerName || data.type] + //方便调试 + //这里非常重要,我们通过判定视图刷新函数的element是否在DOM树决定 + //将它移出订阅者列表 + avalon.injectBinding(data) + } + } + avalon.parseExprProxy = parseExprProxy + /********************************************************************* + * 扫描系统 * + **********************************************************************/ + + avalon.scan = function(elem, vmodel) { + elem = elem || root + var vmodels = vmodel ? [].concat(vmodel) : [] + scanTag(elem, vmodels) + } + +//http://www.w3.org/TR/html5/syntax.html#void-elements + var stopScan = oneObject("area,base,basefont,br,col,command,embed,hr,img,input,link,meta,param,source,track,wbr,noscript,script,style,textarea".toUpperCase()) + + function checkScan(elem, callback, innerHTML) { + var id = setTimeout(function() { + var currHTML = elem.innerHTML + clearTimeout(id) + if (currHTML === innerHTML) { + callback() + } else { + checkScan(elem, callback, currHTML) + } + }) + } + + + function createSignalTower(elem, vmodel) { + var id = elem.getAttribute("avalonctrl") || vmodel.$id + elem.setAttribute("avalonctrl", id) + vmodel.$events.expr = elem.tagName + '[avalonctrl="' + id + '"]' + } + + var getBindingCallback = function(elem, name, vmodels) { + var callback = elem.getAttribute(name) + if (callback) { + for (var i = 0, vm; vm = vmodels[i++]; ) { + if (vm.hasOwnProperty(callback) && typeof vm[callback] === "function") { + return vm[callback] + } + } + } + } + + function executeBindings(bindings, vmodels) { + for (var i = 0, data; data = bindings[i++]; ) { + data.vmodels = vmodels + bindingHandlers[data.type](data, vmodels) + if (data.evaluator && data.element && data.element.nodeType === 1) { //移除数据绑定，防止被二次解析 + //chrome使用removeAttributeNode移除不存在的特性节点时会报错 https://github.com/RubyLouvre/avalon/issues/99 + data.element.removeAttribute(data.name) + } + } + bindings.length = 0 + } + +//https://github.com/RubyLouvre/avalon/issues/636 + var mergeTextNodes = IEVersion && window.MutationObserver ? function (elem) { + var node = elem.firstChild, text + while (node) { + var aaa = node.nextSibling + if (node.nodeType === 3) { + if (text) { + text.nodeValue += node.nodeValue + elem.removeChild(node) + } else { + text = node + } + } else { + text = null + } + node = aaa + } + } : 0 + + var rmsAttr = /ms-(\w+)-?(.*)/ + var priorityMap = { + "if": 10, + "repeat": 90, + "data": 100, + "widget": 110, + "each": 1400, + "with": 1500, + "duplex": 2000, + "on": 3000 + } + + var events = oneObject("animationend,blur,change,input,click,dblclick,focus,keydown,keypress,keyup,mousedown,mouseenter,mouseleave,mousemove,mouseout,mouseover,mouseup,scan,scroll,submit") + var obsoleteAttrs = oneObject("value,title,alt,checked,selected,disabled,readonly,enabled") + function bindingSorter(a, b) { + return a.priority - b.priority + } + + function scanAttr(elem, vmodels, match) { + var scanNode = true + if (vmodels.length) { + var attributes = getAttributes ? getAttributes(elem) : elem.attributes + var bindings = [] + var fixAttrs = [] + var msData = {} + for (var i = 0, attr; attr = attributes[i++]; ) { + if (attr.specified) { + if (match = attr.name.match(rmsAttr)) { + //如果是以指定前缀命名的 + var type = match[1] + var param = match[2] || "" + var value = attr.value + var name = attr.name + if (events[type]) { + param = type + type = "on" + } else if (obsoleteAttrs[type]) { + if (type === "enabled") {//吃掉ms-enabled绑定,用ms-disabled代替 + log("warning!ms-enabled或ms-attr-enabled已经被废弃") + type = "disabled" + value = "!(" + value + ")" + } + param = type + type = "attr" + name = "ms-" + type + "-"+ param + fixAttrs.push([attr.name, name, value]) + } + msData[name] = value + if (typeof bindingHandlers[type] === "function") { + var binding = { + type: type, + param: param, + element: elem, + name: name, + value: value, + //chrome与firefox下Number(param)得到的值不一样 #855 + priority: (priorityMap[type] || type.charCodeAt(0) * 10 )+ (Number(param.replace(/\D/g, "")) || 0) + } + if (type === "html" || type === "text") { + var token = getToken(value) + avalon.mix(binding, token) + binding.filters = binding.filters.replace(rhasHtml, function () { + binding.type = "html" + binding.group = 1 + return "" + })// jshint ignore:line + } else if (type === "duplex") { + var hasDuplex = name + } else if (name === "ms-if-loop") { + binding.priority += 100 + } + bindings.push(binding) + if (type === "widget") { + elem.msData = elem.msData || msData + } + } + } + } + } + if (bindings.length) { + bindings.sort(bindingSorter) + fixAttrs.forEach(function (arr) { + log("warning!请改用" + arr[1] + "代替" + arr[0] + "!") + elem.removeAttribute(arr[0]) + elem.setAttribute(arr[1], arr[2]) + }) + //http://bugs.jquery.com/ticket/7071 + //在IE下对VML读取type属性,会让此元素所有属性都变成 + if (hasDuplex) { + if (msData["ms-attr-checked"]) { + log("warning!一个控件不能同时定义ms-attr-checked与" + hasDuplex) + } + if (msData["ms-attr-value"]) { + log("warning!一个控件不能同时定义ms-attr-value与" + hasDuplex) + } + } + for (i = 0; binding = bindings[i]; i++) { + type = binding.type + if (rnoscanAttrBinding.test(type)) { + return executeBindings(bindings.slice(0, i + 1), vmodels) + } else if (scanNode) { + scanNode = !rnoscanNodeBinding.test(type) + } + } + executeBindings(bindings, vmodels) + } + } + if (scanNode && !stopScan[elem.tagName] && rbind.test(elem.innerHTML.replace(rlt, "<").replace(rgt, ">"))) { + mergeTextNodes && mergeTextNodes(elem) + scanNodeList(elem, vmodels) //扫描子孙元素 + } + } + + var rnoscanAttrBinding = /^if|widget|repeat$/ + var rnoscanNodeBinding = /^each|with|html|include$/ +//IE67下，在循环绑定中，一个节点如果是通过cloneNode得到，自定义属性的specified为false，无法进入里面的分支， +//但如果我们去掉scanAttr中的attr.specified检测，一个元素会有80+个特性节点（因为它不区分固有属性与自定义属性），很容易卡死页面 + if (!"1" [0]) { + var attrPool = new Cache(512) + var rattrs = /\s+(ms-[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g, + rquote = /^['"]/, + rtag = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/i, + ramp = /&/g + //IE6-8解析HTML5新标签，会将它分解两个元素节点与一个文本节点 + //
ddd
+ // window.onload = function() { + // var body = document.body + // for (var i = 0, el; el = body.children[i++]; ) { + // avalon.log(el.outerHTML) + // } + // } + //依次输出
,
+ var getAttributes = function (elem) { + var html = elem.outerHTML + //处理IE6-8解析HTML5新标签的情况，及
等半闭合标签outerHTML为空的情况 + if (html.slice(0, 2) === " ms-important(1) --> ms-controller(2) --> ms-if(10) --> ms-repeat(100) + //--> ms-if-loop(110) --> ms-attr(970) ...--> ms-each(1400)-->ms-with(1500)--〉ms-duplex(2000)垫后 + var a = elem.getAttribute("ms-skip") + //#360 在旧式IE中 Object标签在引入Flash等资源时,可能出现没有getAttributeNode,innerHTML的情形 + if (!elem.getAttributeNode) { + return log("warning " + elem.tagName + " no getAttributeNode method") + } + var b = elem.getAttributeNode("ms-important") + var c = elem.getAttributeNode("ms-controller") + if (typeof a === "string") { + return + } else if (node = b || c) { + var newVmodel = avalon.vmodels[node.value] + if (!newVmodel) { + return + } + //ms-important不包含父VM，ms-controller相反 + vmodels = node === b ? [newVmodel] : [newVmodel].concat(vmodels) + var name = node.name + elem.removeAttribute(name) //removeAttributeNode不会刷新[ms-controller]样式规则 + avalon(elem).removeClass(name) + createSignalTower(elem, newVmodel) + } + scanAttr(elem, vmodels) //扫描特性节点 + } + var rhasHtml = /\|\s*html\s*/, + r11a = /\|\|/g, + rlt = /</g, + rgt = />/g, + rstringLiteral = /(['"])(\\\1|.)+?\1/g + function getToken(value, pos) { + if (value.indexOf("|") > 0) { + var scapegoat = value.replace( rstringLiteral, function(_){ + return Array(_.length+1).join("1")// jshint ignore:line + }) + var index = scapegoat.replace(r11a, "\u1122\u3344").indexOf("|") //干掉所有短路或 + if (index > -1) { + return { + filters: value.slice(index), + value: value.slice(0, index), + pos: pos || 0, + expr: true + } + } + } + return { + value: value, + filters: "", + expr: true + } + } + + function scanExpr(str) { + var tokens = [], + value, start = 0, + stop + do { + stop = str.indexOf(openTag, start) + if (stop === -1) { + break + } + value = str.slice(start, stop) + if (value) { // {{ 左边的文本 + tokens.push({ + value: value, + filters: "", + expr: false + }) + } + start = stop + openTag.length + stop = str.indexOf(closeTag, start) + if (stop === -1) { + break + } + value = str.slice(start, stop) + if (value) { //处理{{ }}插值表达式 + tokens.push(getToken(value, start)) + } + start = stop + closeTag.length + } while (1) + value = str.slice(start) + if (value) { //}} 右边的文本 + tokens.push({ + value: value, + expr: false, + filters: "" + }) + } + return tokens + } + + function scanText(textNode, vmodels) { + var bindings = [] + if (textNode.nodeType === 8) { + var token = getToken(textNode.nodeValue) + var tokens = [token] + } else { + tokens = scanExpr(textNode.data) + } + if (tokens.length) { + for (var i = 0; token = tokens[i++]; ) { + var node = DOC.createTextNode(token.value) //将文本转换为文本节点，并替换原来的文本节点 + if (token.expr) { + token.type = "text" + token.element = node + token.filters = token.filters.replace(rhasHtml, function() { + token.type = "html" + return "" + })// jshint ignore:line + bindings.push(token) //收集带有插值表达式的文本 + } + avalonFragment.appendChild(node) + } + textNode.parentNode.replaceChild(avalonFragment, textNode) + if (bindings.length) + executeBindings(bindings, vmodels) + } + } + + var bools = ["autofocus,autoplay,async,allowTransparency,checked,controls", + "declare,disabled,defer,defaultChecked,defaultSelected", + "contentEditable,isMap,loop,multiple,noHref,noResize,noShade", + "open,readOnly,selected" + ].join(",") + var boolMap = {} + bools.replace(rword, function(name) { + boolMap[name.toLowerCase()] = name + }) + + var propMap = { //属性名映射 + "accept-charset": "acceptCharset", + "char": "ch", + "charoff": "chOff", + "class": "className", + "for": "htmlFor", + "http-equiv": "httpEquiv" + } + + var anomaly = ["accessKey,bgColor,cellPadding,cellSpacing,codeBase,codeType,colSpan", + "dateTime,defaultValue,frameBorder,longDesc,maxLength,marginWidth,marginHeight", + "rowSpan,tabIndex,useMap,vSpace,valueType,vAlign" + ].join(",") + anomaly.replace(rword, function(name) { + propMap[name.toLowerCase()] = name + }) + + var rnoscripts = /(?:[\s\S]+?)<\/noscript>/img + var rnoscriptText = /([\s\S]+?)<\/noscript>/im + + var getXHR = function() { + return new(window.XMLHttpRequest || ActiveXObject)("Microsoft.XMLHTTP") // jshint ignore:line + } + + var templatePool = avalon.templateCache = {} + + bindingHandlers.attr = function(data, vmodels) { + var text = data.value.trim(), + simple = true + if (text.indexOf(openTag) > -1 && text.indexOf(closeTag) > 2) { + simple = false + if (rexpr.test(text) && RegExp.rightContext === "" && RegExp.leftContext === "") { + simple = true + text = RegExp.$1 + } + } + if (data.type === "include") { + var elem = data.element + data.includeRendered = getBindingCallback(elem, "data-include-rendered", vmodels) + data.includeLoaded = getBindingCallback(elem, "data-include-loaded", vmodels) + var outer = data.includeReplace = !! avalon(elem).data("includeReplace") + if (avalon(elem).data("includeCache")) { + data.templateCache = {} + } + data.startInclude = DOC.createComment("ms-include") + data.endInclude = DOC.createComment("ms-include-end") + if (outer) { + data.element = data.startInclude + elem.parentNode.insertBefore(data.startInclude, elem) + elem.parentNode.insertBefore(data.endInclude, elem.nextSibling) + } else { + elem.insertBefore(data.startInclude, elem.firstChild) + elem.appendChild(data.endInclude) + } + } + data.handlerName = "attr" //handleName用于处理多种绑定共用同一种bindingExecutor的情况 + parseExprProxy(text, vmodels, data, (simple ? 0 : scanExpr(data.value))) + } + + bindingExecutors.attr = function(val, elem, data) { + var method = data.type, + attrName = data.param + if (method === "css") { + avalon(elem).css(attrName, val) + } else if (method === "attr") { + + // ms-attr-class="xxx" vm.xxx="aaa bbb ccc"将元素的className设置为aaa bbb ccc + // ms-attr-class="xxx" vm.xxx=false 清空元素的所有类名 + // ms-attr-name="yyy" vm.yyy="ooo" 为元素设置name属性 + var toRemove = (val === false) || (val === null) || (val === void 0) + + if (!W3C && propMap[attrName]) { //旧式IE下需要进行名字映射 + attrName = propMap[attrName] + } + var bool = boolMap[attrName] + if (typeof elem[bool] === "boolean") { + elem[bool] = !! val //布尔属性必须使用el.xxx = true|false方式设值 + if (!val) { //如果为false, IE全系列下相当于setAttribute(xxx,''),会影响到样式,需要进一步处理 + toRemove = true + } + } + if (toRemove) { + return elem.removeAttribute(attrName) + } + //SVG只能使用setAttribute(xxx, yyy), VML只能使用elem.xxx = yyy ,HTML的固有属性必须elem.xxx = yyy + var isInnate = rsvg.test(elem) ? false : (DOC.namespaces && isVML(elem)) ? true : attrName in elem.cloneNode(false) + if (isInnate) { + elem[attrName] = val + } else { + elem.setAttribute(attrName, val) + } + } else if (method === "include" && val) { + var vmodels = data.vmodels + var rendered = data.includeRendered + var loaded = data.includeLoaded + var replace = data.includeReplace + var target = replace ? elem.parentNode : elem + var scanTemplate = function(text) { + if (loaded) { + var newText = loaded.apply(target, [text].concat(vmodels)) + if (typeof newText === "string") + text = newText + } + if (rendered) { + checkScan(target, function() { + rendered.call(target) + }, NaN) + } + var lastID = data.includeLastID + if (data.templateCache && lastID && lastID !== val) { + var lastTemplate = data.templateCache[lastID] + if (!lastTemplate) { + lastTemplate = data.templateCache[lastID] = DOC.createElement("div") + ifGroup.appendChild(lastTemplate) + } + } + data.includeLastID = val + while (true) { + var node = data.startInclude.nextSibling + if (node && node !== data.endInclude) { + target.removeChild(node) + if (lastTemplate) + lastTemplate.appendChild(node) + } else { + break + } + } + var dom = getTemplateNodes(data, val, text) + var nodes = avalon.slice(dom.childNodes) + target.insertBefore(dom, data.endInclude) + scanNodeArray(nodes, vmodels) + } + + if (data.param === "src") { + if (typeof templatePool[val] === "string") { + avalon.nextTick(function() { + scanTemplate(templatePool[val]) + }) + } else if (Array.isArray(templatePool[val])) { //#805 防止在循环绑定中发出许多相同的请求 + templatePool[val].push(scanTemplate) + } else { + var xhr = getXHR() + xhr.onreadystatechange = function() { + if (xhr.readyState === 4) { + var s = xhr.status + if (s >= 200 && s < 300 || s === 304 || s === 1223) { + var text = xhr.responseText + for (var f = 0, fn; fn = templatePool[val][f++];) { + fn(text) + } + templatePool[val] = text + } + } + } + templatePool[val] = [scanTemplate] + xhr.open("GET", val, true) + if ("withCredentials" in xhr) { + xhr.withCredentials = true + } + xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest") + xhr.send(null) + } + } else { + //IE系列与够新的标准浏览器支持通过ID取得元素（firefox14+） + //http://tjvantoll.com/2012/07/19/dom-element-references-as-global-variables/ + var el = val && val.nodeType === 1 ? val : DOC.getElementById(val) + if (el) { + if (el.tagName === "NOSCRIPT" && !(el.innerHTML || el.fixIE78)) { //IE7-8 innerText,innerHTML都无法取得其内容，IE6能取得其innerHTML + xhr = getXHR() //IE9-11与chrome的innerHTML会得到转义的内容，它们的innerText可以 + xhr.open("GET", location, false) //谢谢Nodejs 乱炖群 深圳-纯属虚构 + xhr.send(null) + //http://bbs.csdn.net/topics/390349046?page=1#post-393492653 + var noscripts = DOC.getElementsByTagName("noscript") + var array = (xhr.responseText || "").match(rnoscripts) || [] + var n = array.length + for (var i = 0; i < n; i++) { + var tag = noscripts[i] + if (tag) { //IE6-8中noscript标签的innerHTML,innerText是只读的 + tag.style.display = "none" //http://haslayout.net/css/noscript-Ghost-Bug + tag.fixIE78 = (array[i].match(rnoscriptText) || ["", " "])[1] + } + } + } + avalon.nextTick(function() { + scanTemplate(el.fixIE78 || el.value || el.innerText || el.innerHTML) + }) + } + } + } else { + if (!root.hasAttribute && typeof val === "string" && (method === "src" || method === "href")) { + val = val.replace(/&/g, "&") //处理IE67自动转义的问题 + } + elem[method] = val + if (window.chrome && elem.tagName === "EMBED") { + var parent = elem.parentNode //#525 chrome1-37下embed标签动态设置src不能发生请求 + var comment = document.createComment("ms-src") + parent.replaceChild(comment, elem) + parent.replaceChild(elem, comment) + } + } + } + + function getTemplateNodes(data, id, text) { + var div = data.templateCache && data.templateCache[id] + if (div) { + var dom = DOC.createDocumentFragment(), + firstChild + while (firstChild = div.firstChild) { + dom.appendChild(firstChild) + } + return dom + } + return avalon.parseHTML(text) + } + +//这几个指令都可以使用插值表达式，如ms-src="aaa/{{b}}/{{c}}.html" + "title,alt,src,value,css,include,href".replace(rword, function(name) { + bindingHandlers[name] = bindingHandlers.attr + }) +//根据VM的属性值或表达式的值切换类名，ms-class="xxx yyy zzz:flag" +//http://www.cnblogs.com/rubylouvre/archive/2012/12/17/2818540.html + bindingHandlers["class"] = function(data, vmodels) { + var oldStyle = data.param, + text = data.value, + rightExpr + data.handlerName = "class" + if (!oldStyle || isFinite(oldStyle)) { + data.param = "" //去掉数字 + var noExpr = text.replace(rexprg, function(a) { + return a.replace(/./g, "0") + //return Math.pow(10, a.length - 1) //将插值表达式插入10的N-1次方来占位 + }) + var colonIndex = noExpr.indexOf(":") //取得第一个冒号的位置 + if (colonIndex === -1) { // 比如 ms-class="aaa bbb ccc" 的情况 + var className = text + } else { // 比如 ms-class-1="ui-state-active:checked" 的情况 + className = text.slice(0, colonIndex) + rightExpr = text.slice(colonIndex + 1) + parseExpr(rightExpr, vmodels, data) //决定是添加还是删除 + if (!data.evaluator) { + log("debug: ms-class '" + (rightExpr || "").trim() + "' 不存在于VM中") + return false + } else { + data._evaluator = data.evaluator + data._args = data.args + } + } + var hasExpr = rexpr.test(className) //比如ms-class="width{{w}}"的情况 + if (!hasExpr) { + data.immobileClass = className + } + parseExprProxy("", vmodels, data, (hasExpr ? scanExpr(className) : 0)) + } else { + data.immobileClass = data.oldStyle = data.param + parseExprProxy(text, vmodels, data) + } + } + + bindingExecutors["class"] = function(val, elem, data) { + var $elem = avalon(elem), + method = data.type + if (method === "class" && data.oldStyle) { //如果是旧风格 + $elem.toggleClass(data.oldStyle, !! val) + } else { + //如果存在冒号就有求值函数 + data.toggleClass = data._evaluator ? !! data._evaluator.apply(elem, data._args) : true + data.newClass = data.immobileClass || val + if (data.oldClass && data.newClass !== data.oldClass) { + $elem.removeClass(data.oldClass) + } + data.oldClass = data.newClass + switch (method) { + case "class": + $elem.toggleClass(data.newClass, data.toggleClass) + break + case "hover": + case "active": + if (!data.hasBindEvent) { //确保只绑定一次 + var activate = "mouseenter" //在移出移入时切换类名 + var abandon = "mouseleave" + if (method === "active") { //在聚焦失焦中切换类名 + elem.tabIndex = elem.tabIndex || -1 + activate = "mousedown" + abandon = "mouseup" + var fn0 = $elem.bind("mouseleave", function() { + data.toggleClass && $elem.removeClass(data.newClass) + }) + } + var fn1 = $elem.bind(activate, function() { + data.toggleClass && $elem.addClass(data.newClass) + }) + var fn2 = $elem.bind(abandon, function() { + data.toggleClass && $elem.removeClass(data.newClass) + }) + data.rollback = function() { + $elem.unbind("mouseleave", fn0) + $elem.unbind(activate, fn1) + $elem.unbind(abandon, fn2) + } + data.hasBindEvent = true + } + break; + } + } + } + + "hover,active".replace(rword, function(method) { + bindingHandlers[method] = bindingHandlers["class"] + }) +//ms-controller绑定已经在scanTag 方法中实现 +//ms-css绑定已由ms-attr绑定实现 + + +// bindingHandlers.data 定义在if.js + bindingExecutors.data = function(val, elem, data) { + var key = "data-" + data.param + if (val && typeof val === "object") { + elem[key] = val + } else { + elem.setAttribute(key, String(val)) + } + } +//双工绑定 + var duplexBinding = bindingHandlers.duplex = function(data, vmodels) { + var elem = data.element, + hasCast + parseExprProxy(data.value, vmodels, data, 0, 1) + + data.changed = getBindingCallback(elem, "data-duplex-changed", vmodels) || noop + if (data.evaluator && data.args) { + var params = [] + var casting = oneObject("string,number,boolean,checked") + if (elem.type === "radio" && data.param === "") { + data.param = "checked" + } + if (elem.msData) { + elem.msData["ms-duplex"] = data.value + } + data.param.replace(/\w+/g, function(name) { + if (/^(checkbox|radio)$/.test(elem.type) && /^(radio|checked)$/.test(name)) { + if (name === "radio") + log("ms-duplex-radio已经更名为ms-duplex-checked") + name = "checked" + data.isChecked = true + } + if (name === "bool") { + name = "boolean" + log("ms-duplex-bool已经更名为ms-duplex-boolean") + } else if (name === "text") { + name = "string" + log("ms-duplex-text已经更名为ms-duplex-string") + } + if (casting[name]) { + hasCast = true + } + avalon.Array.ensure(params, name) + }) + if (!hasCast) { + params.push("string") + } + data.param = params.join("-") + data.bound = function(type, callback) { + if (elem.addEventListener) { + elem.addEventListener(type, callback, false) + } else { + elem.attachEvent("on" + type, callback) + } + var old = data.rollback + data.rollback = function() { + elem.avalonSetter = null + avalon.unbind(elem, type, callback) + old && old() + } + } + for (var i in avalon.vmodels) { + var v = avalon.vmodels[i] + v.$fire("avalon-ms-duplex-init", data) + } + var cpipe = data.pipe || (data.pipe = pipe) + cpipe(null, data, "init") + var tagName = elem.tagName + duplexBinding[tagName] && duplexBinding[tagName](elem, data.evaluator.apply(null, data.args), data) + } + } +//不存在 bindingExecutors.duplex + + function fixNull(val) { + return val == null ? "" : val + } + avalon.duplexHooks = { + checked: { + get: function(val, data) { + return !data.element.oldValue + } + }, + string: { + get: function(val) { //同步到VM + return val + }, + set: fixNull + }, + "boolean": { + get: function(val) { + return val === "true" + }, + set: fixNull + }, + number: { + get: function(val, data) { + var number = parseFloat(val) + if (-val === -number) { + return number + } + var arr = /strong|medium|weak/.exec(data.element.getAttribute("data-duplex-number")) || ["medium"] + switch (arr[0]) { + case "strong": + return 0 + case "medium": + return val === "" ? "" : 0 + case "weak": + return val + } + }, + set: fixNull + } + } + + function pipe(val, data, action, e) { + data.param.replace(/\w+/g, function(name) { + var hook = avalon.duplexHooks[name] + if (hook && typeof hook[action] === "function") { + val = hook[action](val, data) + } + }) + return val + } + + var TimerID, ribbon = [] + + avalon.tick = function(fn) { + if (ribbon.push(fn) === 1) { + TimerID = setInterval(ticker, 60) + } + } + + function ticker() { + for (var n = ribbon.length - 1; n >= 0; n--) { + var el = ribbon[n] + if (el() === false) { + ribbon.splice(n, 1) + } + } + if (!ribbon.length) { + clearInterval(TimerID) + } + } + + var watchValueInTimer = noop + var rmsinput = /text|password|hidden/ + new function() { // jshint ignore:line + try { //#272 IE9-IE11, firefox + var setters = {} + var aproto = HTMLInputElement.prototype + var bproto = HTMLTextAreaElement.prototype + + function newSetter(value) { // jshint ignore:line + if (avalon.optimize || this.parentNode) { + setters[this.tagName].call(this, value) + if (!rmsinput.test(this.type)) + return + if (!this.msFocus && this.avalonSetter) { + this.avalonSetter() + } + } + } + var inputProto = HTMLInputElement.prototype + Object.getOwnPropertyNames(inputProto) //故意引发IE6-8等浏览器报错 + setters["INPUT"] = Object.getOwnPropertyDescriptor(aproto, "value").set + Object.defineProperty(aproto, "value", { + set: newSetter + }) + setters["TEXTAREA"] = Object.getOwnPropertyDescriptor(bproto, "value").set + Object.defineProperty(bproto, "value", { + set: newSetter + }) + } catch (e) { + //在chrome 43中 ms-duplex终于不需要使用定时器实现双向绑定了 + // http://updates.html5rocks.com/2015/04/DOM-attributes-now-on-the-prototype + // https://docs.google.com/document/d/1jwA8mtClwxI-QJuHT7872Z0pxpZz8PBkf2bGAbsUtqs/edit?pli=1 + watchValueInTimer = avalon.tick + } + } // jshint ignore:line + if (IEVersion) { + avalon.bind(DOC, "selectionchange", function(e) { + var el = DOC.activeElement + if (el && typeof el.avalonSetter === "function") { + el.avalonSetter() + } + }) + } + +//处理radio, checkbox, text, textarea, password + duplexBinding.INPUT = function(element, evaluator, data) { + var $type = element.type, + bound = data.bound, + $elem = avalon(element), + composing = false + + function callback(value) { + data.changed.call(this, value, data) + } + + function compositionStart() { + composing = true + } + + function compositionEnd() { + composing = false + } + //当value变化时改变model的值 + var updateVModel = function() { + if (composing) //处理中文输入法在minlengh下引发的BUG + return + var val = element.oldValue = element.value //防止递归调用形成死循环 + var lastValue = data.pipe(val, data, "get") + if ($elem.data("duplexObserve") !== false) { + evaluator(lastValue) + callback.call(element, lastValue) + if ($elem.data("duplex-focus")) { + avalon.nextTick(function() { + element.focus() + }) + } + } + } + //当model变化时,它就会改变value的值 + data.handler = function() { + var val = data.pipe(evaluator(), data, "set") + "" //fix #673 + if (val !== element.oldValue) { + element.value = val + } + } + if (data.isChecked || $type === "radio") { + var IE6 = IEVersion === 6 + updateVModel = function() { + if ($elem.data("duplexObserve") !== false) { + var lastValue = data.pipe(element.value, data, "get") + evaluator(lastValue) + callback.call(element, lastValue) + } + } + data.handler = function() { + var val = evaluator() + var checked = data.isChecked ? !! val : val + "" === element.value + element.oldValue = checked + if (IE6) { + setTimeout(function() { + //IE8 checkbox, radio是使用defaultChecked控制选中状态， + //并且要先设置defaultChecked后设置checked + //并且必须设置延迟 + element.defaultChecked = checked + element.checked = checked + }, 31) + } else { + element.checked = checked + } + } + bound("click", updateVModel) + } else if ($type === "checkbox") { + updateVModel = function() { + if ($elem.data("duplexObserve") !== false) { + var method = element.checked ? "ensure" : "remove" + var array = evaluator() + if (!Array.isArray(array)) { + log("ms-duplex应用于checkbox上要对应一个数组") + array = [array] + } + avalon.Array[method](array, data.pipe(element.value, data, "get")) + callback.call(element, array) + } + } + + data.handler = function() { + var array = [].concat(evaluator()) //强制转换为数组 + element.checked = array.indexOf(data.pipe(element.value, data, "get")) > -1 + } + bound(W3C ? "change" : "click", updateVModel) + } else { + var events = element.getAttribute("data-duplex-event") || "input" + if (element.attributes["data-event"]) { + log("data-event指令已经废弃，请改用data-duplex-event") + } + + function delay(e) { // jshint ignore:line + setTimeout(function() { + updateVModel(e) + }) + } + events.replace(rword, function(name) { + switch (name) { + case "input": + if (!IEVersion) { // W3C + bound("input", updateVModel) + //非IE浏览器才用这个 + bound("compositionstart", compositionStart) + bound("compositionend", compositionEnd) + bound("DOMAutoComplete", updateVModel) + } else { //onpropertychange事件无法区分是程序触发还是用户触发 + // IE下通过selectionchange事件监听IE9+点击input右边的X的清空行为，及粘贴，剪切，删除行为 + if (IEVersion > 8) { + bound("input", updateVModel) //IE9使用propertychange无法监听中文输入改动 + } else { + bound("propertychange", function(e) { //IE6-8下第一次修改时不会触发,需要使用keydown或selectionchange修正 + if (e.propertyName === "value") { + updateVModel() + } + }) + } + bound("dragend", delay) + //http://www.cnblogs.com/rubylouvre/archive/2013/02/17/2914604.html + //http://www.matts411.com/post/internet-explorer-9-oninput/ + } + break + default: + bound(name, updateVModel) + break + } + }) + bound("focus", function() { + element.msFocus = true + }) + bound("blur", function() { + element.msFocus = false + }) + + if (rmsinput.test($type)) { + watchValueInTimer(function() { + if (avalon.optimize || element.parentNode) { + if (!element.msFocus && element.oldValue !== element.value) { + updateVModel() + } + } else if (!element.msRetain) { + return false + } + }) + } + + element.avalonSetter = updateVModel //#765 + } + + element.oldValue = element.value + avalon.injectBinding(data) + callback.call(element, element.value) + } + duplexBinding.TEXTAREA = duplexBinding.INPUT + duplexBinding.SELECT = function(element, evaluator, data) { + var $elem = avalon(element) + + function updateVModel() { + if ($elem.data("duplexObserve") !== false) { + var val = $elem.val() //字符串或字符串数组 + if (Array.isArray(val)) { + val = val.map(function(v) { + return data.pipe(v, data, "get") + }) + } else { + val = data.pipe(val, data, "get") + } + if (val + "" !== element.oldValue) { + evaluator(val) + } + data.changed.call(element, val, data) + } + } + data.handler = function() { + var val = evaluator() + val = val && val.$model || val + if (Array.isArray(val)) { + if (!element.multiple) { + log("ms-duplex在不能对应一个数组") + } + } + //必须变成字符串后才能比较 + val = Array.isArray(val) ? val.map(String) : val + "" + if (val + "" !== element.oldValue) { + $elem.val(val) + element.oldValue = val + "" + } + } + data.bound("change", updateVModel) + element.msCallback = function() { + avalon.injectBinding(data) + data.changed.call(element, evaluator(), data) + } + } +// bindingHandlers.html 定义在if.js + bindingExecutors.html = function (val, elem, data) { + var isHtmlFilter = elem.nodeType !== 1 + var parent = isHtmlFilter ? elem.parentNode : elem + if (!parent) + return + val = val == null ? "" : val + if (data.oldText !== val) { + data.oldText = val + } else { + return + } + if (elem.nodeType === 3) { + var signature = generateID("html") + parent.insertBefore(DOC.createComment(signature), elem) + data.element = DOC.createComment(signature + ":end") + parent.replaceChild(data.element, elem) + elem = data.element + } + if (typeof val !== "object") {//string, number, boolean + var fragment = avalon.parseHTML(String(val)) + } else if (val.nodeType === 11) { //将val转换为文档碎片 + fragment = val + } else if (val.nodeType === 1 || val.item) { + var nodes = val.nodeType === 1 ? val.childNodes : val.item + fragment = avalonFragment.cloneNode(true) + while (nodes[0]) { + fragment.appendChild(nodes[0]) + } + } + + nodes = avalon.slice(fragment.childNodes) + //插入占位符, 如果是过滤器,需要有节制地移除指定的数量,如果是html指令,直接清空 + if (isHtmlFilter) { + var endValue = elem.nodeValue.slice(0, -4) + while (true) { + var node = elem.previousSibling + if (!node || node.nodeType === 8 && node.nodeValue === endValue) { + break + } else { + parent.removeChild(node) + } + } + parent.insertBefore(fragment, elem) + } else { + avalon.clearHTML(elem).appendChild(fragment) + } + scanNodeArray(nodes, data.vmodels) + } + bindingHandlers["if"] = + bindingHandlers.data = + bindingHandlers.text = + bindingHandlers.html = + function(data, vmodels) { + parseExprProxy(data.value, vmodels, data) + } + + bindingExecutors["if"] = function(val, elem, data) { + try { + if(!elem.parentNode) return + } catch(e) {return} + if (val) { //插回DOM树 + if (elem.nodeType === 8) { + elem.parentNode.replaceChild(data.template, elem) + // animate.enter(data.template, elem.parentNode) + elem = data.element = data.template //这时可能为null + } + if (elem.getAttribute(data.name)) { + elem.removeAttribute(data.name) + scanAttr(elem, data.vmodels) + } + data.rollback = null + } else { //移出DOM树，并用注释节点占据原位置 + if (elem.nodeType === 1) { + var node = data.element = DOC.createComment("ms-if") + elem.parentNode.replaceChild(node, elem) + // animate.leave(elem, node.parentNode, node) + data.template = elem //元素节点 + ifGroup.appendChild(elem) + data.rollback = function() { + if (elem.parentNode === ifGroup) { + ifGroup.removeChild(elem) + } + } + } + } + } +//ms-important绑定已经在scanTag 方法中实现 +//ms-include绑定已由ms-attr绑定实现 + + var rdash = /\(([^)]*)\)/ + bindingHandlers.on = function(data, vmodels) { + var value = data.value + data.type = "on" + var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10 + if (typeof bindingHandlers.on[eventType + "Hook"] === "function") { + bindingHandlers.on[eventType + "Hook"](data) + } + if (value.indexOf("(") > 0 && value.indexOf(")") > -1) { + var matched = (value.match(rdash) || ["", ""])[1].trim() + if (matched === "" || matched === "$event") { // aaa() aaa($event)当成aaa处理 + value = value.replace(rdash, "") + } + } + parseExprProxy(value, vmodels, data) + } + + bindingExecutors.on = function(callback, elem, data) { + callback = function(e) { + var fn = data.evaluator || noop + return fn.apply(this, data.args.concat(e)) + } + var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10 + if (eventType === "scan") { + callback.call(elem, { + type: eventType + }) + } else if (typeof data.specialBind === "function") { + data.specialBind(elem, callback) + } else { + var removeFn = avalon.bind(elem, eventType, callback) + } + data.rollback = function() { + if (typeof data.specialUnbind === "function") { + data.specialUnbind() + } else { + avalon.unbind(elem, eventType, removeFn) + } + } + } + bindingHandlers.repeat = function (data, vmodels) { + var type = data.type + parseExprProxy(data.value, vmodels, data, 0, 1) + var freturn = false + try { + var $repeat = data.$repeat = data.evaluator.apply(0, data.args || []) + var xtype = avalon.type($repeat) + if (xtype !== "object" && xtype !== "array") { + freturn = true + avalon.log("warning:" + data.value + "只能是对象或数组") + } + } catch (e) { + freturn = true + } + var arr = data.value.split(".") || [] + if (arr.length > 1) { + arr.pop() + var n = arr[0] + for (var i = 0, v; v = vmodels[i++]; ) { + if (v && v.hasOwnProperty(n)) { + var events = v[n].$events || {} + events[subscribers] = events[subscribers] || [] + events[subscribers].push(data) + break + } + } + } + + var elem = data.element + if (elem.nodeType === 1) { + elem.removeAttribute(data.name) + data.sortedCallback = getBindingCallback(elem, "data-with-sorted", vmodels) + data.renderedCallback = getBindingCallback(elem, "data-" + type + "-rendered", vmodels) + var signature = generateID(type) + var start = DOC.createComment(signature) + var end = DOC.createComment(signature + ":end") + data.signature = signature + data.template = avalonFragment.cloneNode(false) + if (type === "repeat") { + var parent = elem.parentNode + parent.replaceChild(end, elem) + parent.insertBefore(start, end) + data.template.appendChild(elem) + } else { + while (elem.firstChild) { + data.template.appendChild(elem.firstChild) + } + elem.appendChild(start) + elem.appendChild(end) + } + data.element = end + data.handler = bindingExecutors.repeat + data.rollback = function () { + var elem = data.element + if (!elem) + return + data.handler("clear") + } + } + + if (freturn) { + return + } + + data.$outer = {} + var check0 = "$key" + var check1 = "$val" + if (Array.isArray($repeat)) { + if (!$repeat.$map) { + $repeat.$map = { + el: 1 + } + var m = $repeat.length + var $proxy = [] + for (i = 0; i < m; i++) {//生成代理VM + $proxy.push(eachProxyAgent(i, $repeat)) + } + $repeat.$proxy = $proxy + } + $repeat.$map[data.param || "el"] = 1 + check0 = "$first" + check1 = "$last" + } + for (i = 0; v = vmodels[i++]; ) { + if (v.hasOwnProperty(check0) && v.hasOwnProperty(check1)) { + data.$outer = v + break + } + } + var $events = $repeat.$events + var $list = ($events || {})[subscribers] + injectDependency($list, data) + if (xtype === "object") { + data.$with = true + $repeat.$proxy || ($repeat.$proxy = {}) + data.handler("append", $repeat) + } else if ($repeat.length) { + data.handler("add", 0, $repeat.length) + } + } + + bindingExecutors.repeat = function (method, pos, el) { + if (method) { + var data = this, start, fragment + var end = data.element + var comments = getComments(data) + var parent = end.parentNode + var transation = avalonFragment.cloneNode(false) + switch (method) { + case "add": //在pos位置后添加el数组（pos为插入位置,el为要插入的个数） + var n = pos + el + var fragments = [] + var array = data.$repeat + for (var i = pos; i < n; i++) { + var proxy = array.$proxy[i] + proxy.$outer = data.$outer + shimController(data, transation, proxy, fragments) + } + var now = new Date - 0 + avalon.optimize = avalon.optimize || now + for (i = 0; fragment = fragments[i++]; ) { + scanNodeArray(fragment.nodes, fragment.vmodels) + fragment.nodes = fragment.vmodels = null + } + if(avalon.optimize === now){ + delete avalon.optimize + } + parent.insertBefore(transation, comments[pos] || end) + avalon.profile("插入操作花费了 "+ (new Date - now)) + break + case "del": //将pos后的el个元素删掉(pos, el都是数字) + sweepNodes(comments[pos], comments[pos + el] || end) + break + case "clear": + start = comments[0] + if (start) { + sweepNodes(start, end) + } + break + case "move": + start = comments[0] + if (start) { + var signature = start.nodeValue + var rooms = [] + var room = [], + node + sweepNodes(start, end, function () { + room.unshift(this) + if (this.nodeValue === signature) { + rooms.unshift(room) + room = [] + } + }) + sortByIndex(rooms, pos) + while (room = rooms.shift()) { + while (node = room.shift()) { + transation.appendChild(node) + } + } + parent.insertBefore(transation, end) + } + break + case "append": + var object = pos //原来第2参数， 被循环对象 + var pool = object.$proxy //代理对象组成的hash + var keys = [] + fragments = [] + for (var key in pool) { + if (!object.hasOwnProperty(key)) { + proxyRecycler(pool[key], withProxyPool) //去掉之前的代理VM + delete(pool[key]) + } + } + for (key in object) { //得到所有键名 + if (object.hasOwnProperty(key) && key !== "hasOwnProperty" && key !== "$proxy") { + keys.push(key) + } + } + if (data.sortedCallback) { //如果有回调，则让它们排序 + var keys2 = data.sortedCallback.call(parent, keys) + if (keys2 && Array.isArray(keys2) && keys2.length) { + keys = keys2 + } + } + + for (i = 0; key = keys[i++]; ) { + if (key !== "hasOwnProperty") { + pool[key] = withProxyAgent(pool[key], key, data) + shimController(data, transation, pool[key], fragments) + } + } + + parent.insertBefore(transation, end) + for (i = 0; fragment = fragments[i++]; ) { + scanNodeArray(fragment.nodes, fragment.vmodels) + fragment.nodes = fragment.vmodels = null + } + break + } + if (method === "clear") + method = "del" + var callback = data.renderedCallback || noop, + args = arguments + checkScan(parent, function () { + callback.apply(parent, args) + if (parent.oldValue && parent.tagName === "SELECT") { //fix #503 + avalon(parent).val(parent.oldValue.split(",")) + } + }, NaN) + } + } + + "with,each".replace(rword, function (name) { + bindingHandlers[name] = bindingHandlers.repeat + }) + avalon.pool = eachProxyPool + function shimController(data, transation, proxy, fragments) { + var content = data.template.cloneNode(true) + var nodes = avalon.slice(content.childNodes) + if (!data.$with) { + content.insertBefore(DOC.createComment(data.signature), content.firstChild) + } + transation.appendChild(content) + var nv = [proxy].concat(data.vmodels) + var fragment = { + nodes: nodes, + vmodels: nv + } + fragments.push(fragment) + } + + function getComments(data) { + var end = data.element + var signature = end.nodeValue.replace(":end", "") + var node = end.previousSibling + var array = [] + while (node) { + if (node.nodeValue === signature) { + array.unshift(node) + } + node = node.previousSibling + } + return array + } + + +//移除掉start与end之间的节点(保留end) + function sweepNodes(start, end, callback) { + while (true) { + var node = end.previousSibling + if (!node) + break + node.parentNode.removeChild(node) + callback && callback.call(node) + if (node === start) { + break + } + } + } + +// 为ms-each,ms-with, ms-repeat会创建一个代理VM， +// 通过它们保持一个下上文，让用户能调用$index,$first,$last,$remove,$key,$val,$outer等属性与方法 +// 所有代理VM的产生,消费,收集,存放通过xxxProxyFactory,xxxProxyAgent, recycleProxies,xxxProxyPool实现 + var withProxyPool = [] + function withProxyFactory() { + var proxy = modelFactory({ + $key: "", + $outer: {}, + $host: {}, + $val: { + get: function () { + return this.$host[this.$key] + }, + set: function (val) { + this.$host[this.$key] = val + } + } + }, { + $val: 1 + }) + proxy.$id = generateID("$proxy$with") + return proxy + } + + function withProxyAgent(proxy, key, data) { + proxy = proxy || withProxyPool.pop() + if (!proxy) { + proxy = withProxyFactory() + } + var host = data.$repeat + proxy.$key = key + proxy.$host = host + proxy.$outer = data.$outer + if (host.$events) { + proxy.$events.$val = host.$events[key] + } else { + proxy.$events = {} + } + return proxy + } + + function eachProxyRecycler(proxies) { + proxies.forEach(function (proxy) { + proxyRecycler(proxy, eachProxyPool) + }) + proxies.length = 0 + } + + function proxyRecycler(proxy, proxyPool) { + for (var i in proxy.$events) { + if (Array.isArray(proxy.$events[i])) { + proxy.$events[i].forEach(function (data) { + if (typeof data === "object") + disposeData(data) + })// jshint ignore:line + proxy.$events[i].length = 0 + } + } + proxy.$host = proxy.$outer = {} + if (proxyPool.unshift(proxy) > kernel.maxRepeatSize) { + proxyPool.pop() + } + } + /********************************************************************* + * 各种指令 * + **********************************************************************/ +//ms-skip绑定已经在scanTag 方法中实现 +// bindingHandlers.text 定义在if.js + bindingExecutors.text = function(val, elem) { + val = val == null ? "" : val //不在页面上显示undefined null + if (elem.nodeType === 3) { //绑定在文本节点上 + try { //IE对游离于DOM树外的节点赋值会报错 + elem.data = val + } catch (e) {} + } else { //绑定在特性节点上 + if ("textContent" in elem) { + elem.textContent = val + } else { + elem.innerText = val + } + } + } + function parseDisplay(nodeName, val) { + //用于取得此类标签的默认display值 + var key = "_" + nodeName + if (!parseDisplay[key]) { + var node = DOC.createElement(nodeName) + root.appendChild(node) + if (W3C) { + val = getComputedStyle(node, null).display + } else { + val = node.currentStyle.display + } + root.removeChild(node) + parseDisplay[key] = val + } + return parseDisplay[key] + } + + avalon.parseDisplay = parseDisplay + + bindingHandlers.visible = function(data, vmodels) { + var elem = avalon(data.element) + var display = elem.css("display") + if (display === "none") { + var style = elem[0].style + var has = /visibility/i.test(style.cssText) + var visible = elem.css("visibility") + style.display = "" + style.visibility = "hidden" + display = elem.css("display") + if (display === "none") { + display = parseDisplay(elem[0].nodeName) + } + style.visibility = has ? visible : "" + } + data.display = display + parseExprProxy(data.value, vmodels, data) + } + + bindingExecutors.visible = function(val, elem, data) { + elem.style.display = val ? data.display : "none" + } + bindingHandlers.widget = function(data, vmodels) { + var args = data.value.match(rword) + var elem = data.element + var widget = args[0] + var id = args[1] + if (!id || id === "$") { //没有定义或为$时，取组件名+随机数 + id = generateID(widget) + } + var optName = args[2] || widget //没有定义，取组件名 + var constructor = avalon.ui[widget] + if (typeof constructor === "function") { //ms-widget="tabs,tabsAAA,optname" + vmodels = elem.vmodels || vmodels + for (var i = 0, v; v = vmodels[i++];) { + if (v.hasOwnProperty(optName) && typeof v[optName] === "object") { + var vmOptions = v[optName] + vmOptions = vmOptions.$model || vmOptions + break + } + } + if (vmOptions) { + var wid = vmOptions[widget + "Id"] + if (typeof wid === "string") { + log("warning!不再支持" + widget + "Id") + id = wid + } + } + //抽取data-tooltip-text、data-tooltip-attr属性，组成一个配置对象 + var widgetData = avalon.getWidgetData(elem, widget) + data.value = [widget, id, optName].join(",") + data[widget + "Id"] = id + data.evaluator = noop + elem.msData["ms-widget-id"] = id + var options = data[widget + "Options"] = avalon.mix({}, constructor.defaults, vmOptions || {}, widgetData) + elem.removeAttribute("ms-widget") + var vmodel = constructor(elem, data, vmodels) || {} //防止组件不返回VM + if (vmodel.$id) { + avalon.vmodels[id] = vmodel + createSignalTower(elem, vmodel) + try { + vmodel.$init(function() { + avalon.scan(elem, [vmodel].concat(vmodels)) + if (typeof options.onInit === "function") { + options.onInit.call(elem, vmodel, options, vmodels) + } + }) + } catch (e) {} + data.rollback = function() { + try { + vmodel.widgetElement = null + vmodel.$remove() + } catch (e) {} + elem.msData = {} + delete avalon.vmodels[vmodel.$id] + } + injectDisposeQueue(data, widgetList) + if (window.chrome) { + elem.addEventListener("DOMNodeRemovedFromDocument", function() { + setTimeout(rejectDisposeQueue) + }) + } + } else { + avalon.scan(elem, vmodels) + } + } else if (vmodels.length) { //如果该组件还没有加载，那么保存当前的vmodels + elem.vmodels = vmodels + } + } + var widgetList = [] +//不存在 bindingExecutors.widget + /********************************************************************* + * 自带过滤器 * + **********************************************************************/ + var rscripts = /]*>([\S\s]*?)<\/script\s*>/gim + var ron = /\s+(on[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g + var ropen = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/ig + var rsanitize = { + a: /\b(href)\=("javascript[^"]*"|'javascript[^']*')/ig, + img: /\b(src)\=("javascript[^"]*"|'javascript[^']*')/ig, + form: /\b(action)\=("javascript[^"]*"|'javascript[^']*')/ig + } + var rsurrogate = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g + var rnoalphanumeric = /([^\#-~| |!])/g; + + function numberFormat(number, decimals, point, thousands) { + //form http://phpjs.org/functions/number_format/ + //number 必需，要格式化的数字 + //decimals 可选，规定多少个小数位。 + //point 可选，规定用作小数点的字符串（默认为 . ）。 + //thousands 可选，规定用作千位分隔符的字符串（默认为 , ），如果设置了该参数，那么所有其他参数都是必需的。 + number = (number + '') + .replace(/[^0-9+\-Ee.]/g, '') + var n = !isFinite(+number) ? 0 : +number, + prec = !isFinite(+decimals) ? 3 : Math.abs(decimals), + sep = thousands || ",", + dec = point || ".", + s = '', + toFixedFix = function(n, prec) { + var k = Math.pow(10, prec) + return '' + (Math.round(n * k) / k) + .toFixed(prec) + } + // Fix for IE parseFloat(0.55).toFixed(0) = 0; + s = (prec ? toFixedFix(n, prec) : '' + Math.round(n)) + .split('.') + if (s[0].length > 3) { + s[0] = s[0].replace(/\B(?=(?:\d{3})+(?!\d))/g, sep) + } + if ((s[1] || '') + .length < prec) { + s[1] = s[1] || '' + s[1] += new Array(prec - s[1].length + 1) + .join('0') + } + return s.join(dec) + } + + + var filters = avalon.filters = { + uppercase: function(str) { + return str.toUpperCase() + }, + lowercase: function(str) { + return str.toLowerCase() + }, + truncate: function(str, length, truncation) { + //length，新字符串长度，truncation，新字符串的结尾的字段,返回新字符串 + length = length || 30 + truncation = typeof truncation === "string" ? truncation : "..." + return str.length > length ? str.slice(0, length - truncation.length) + truncation : String(str) + }, + $filter: function(val) { + for (var i = 1, n = arguments.length; i < n; i++) { + var array = arguments[i] + var fn = avalon.filters[array.shift()] + if (typeof fn === "function") { + var arr = [val].concat(array) + val = fn.apply(null, arr) + } + } + return val + }, + camelize: camelize, + //https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet + // chrome + // chrome + // IE67chrome + // IE67chrome + // IE67chrome + sanitize: function(str) { + return str.replace(rscripts, "").replace(ropen, function(a, b) { + var match = a.toLowerCase().match(/<(\w+)\s/) + if (match) { //处理a标签的href属性，img标签的src属性，form标签的action属性 + var reg = rsanitize[match[1]] + if (reg) { + a = a.replace(reg, function(s, name, value) { + var quote = value.charAt(0) + return name + "=" + quote + "javascript:void(0)" + quote// jshint ignore:line + }) + } + } + return a.replace(ron, " ").replace(/\s+/g, " ") //移除onXXX事件 + }) + }, + escape: function(str) { + //将字符串经过 str 转义得到适合在页面中显示的内容, 例如替换 < 为 < + return String(str). + replace(/&/g, '&'). + replace(rsurrogate, function(value) { + var hi = value.charCodeAt(0) + var low = value.charCodeAt(1) + return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';' + }). + replace(rnoalphanumeric, function(value) { + return '&#' + value.charCodeAt(0) + ';' + }). + replace(//g, '>') + }, + currency: function(amount, symbol, fractionSize) { + return (symbol || "\uFFE5") + numberFormat(amount, isFinite(fractionSize) ? fractionSize : 2) + }, + number: numberFormat + } + /* + 'yyyy': 4 digit representation of year (e.g. AD 1 => 0001, AD 2010 => 2010) + 'yy': 2 digit representation of year, padded (00-99). (e.g. AD 2001 => 01, AD 2010 => 10) + 'y': 1 digit representation of year, e.g. (AD 1 => 1, AD 199 => 199) + 'MMMM': Month in year (January-December) + 'MMM': Month in year (Jan-Dec) + 'MM': Month in year, padded (01-12) + 'M': Month in year (1-12) + 'dd': Day in month, padded (01-31) + 'd': Day in month (1-31) + 'EEEE': Day in Week,(Sunday-Saturday) + 'EEE': Day in Week, (Sun-Sat) + 'HH': Hour in day, padded (00-23) + 'H': Hour in day (0-23) + 'hh': Hour in am/pm, padded (01-12) + 'h': Hour in am/pm, (1-12) + 'mm': Minute in hour, padded (00-59) + 'm': Minute in hour (0-59) + 'ss': Second in minute, padded (00-59) + 's': Second in minute (0-59) + 'a': am/pm marker + 'Z': 4 digit (+sign) representation of the timezone offset (-1200-+1200) + format string can also be one of the following predefined localizable formats: + + 'medium': equivalent to 'MMM d, y h:mm:ss a' for en_US locale (e.g. Sep 3, 2010 12:05:08 pm) + 'short': equivalent to 'M/d/yy h:mm a' for en_US locale (e.g. 9/3/10 12:05 pm) + 'fullDate': equivalent to 'EEEE, MMMM d,y' for en_US locale (e.g. Friday, September 3, 2010) + 'longDate': equivalent to 'MMMM d, y' for en_US locale (e.g. September 3, 2010 + 'mediumDate': equivalent to 'MMM d, y' for en_US locale (e.g. Sep 3, 2010) + 'shortDate': equivalent to 'M/d/yy' for en_US locale (e.g. 9/3/10) + 'mediumTime': equivalent to 'h:mm:ss a' for en_US locale (e.g. 12:05:08 pm) + 'shortTime': equivalent to 'h:mm a' for en_US locale (e.g. 12:05 pm) + */ + new function() {// jshint ignore:line + function toInt(str) { + return parseInt(str, 10) || 0 + } + + function padNumber(num, digits, trim) { + var neg = "" + if (num < 0) { + neg = '-' + num = -num + } + num = "" + num + while (num.length < digits) + num = "0" + num + if (trim) + num = num.substr(num.length - digits) + return neg + num + } + + function dateGetter(name, size, offset, trim) { + return function(date) { + var value = date["get" + name]() + if (offset > 0 || value > -offset) + value += offset + if (value === 0 && offset === -12) { + value = 12 + } + return padNumber(value, size, trim) + } + } + + function dateStrGetter(name, shortForm) { + return function(date, formats) { + var value = date["get" + name]() + var get = (shortForm ? ("SHORT" + name) : name).toUpperCase() + return formats[get][value] + } + } + + function timeZoneGetter(date) { + var zone = -1 * date.getTimezoneOffset() + var paddedZone = (zone >= 0) ? "+" : "" + paddedZone += padNumber(Math[zone > 0 ? "floor" : "ceil"](zone / 60), 2) + padNumber(Math.abs(zone % 60), 2) + return paddedZone + } + //取得上午下午 + + function ampmGetter(date, formats) { + return date.getHours() < 12 ? formats.AMPMS[0] : formats.AMPMS[1] + } + var DATE_FORMATS = { + yyyy: dateGetter("FullYear", 4), + yy: dateGetter("FullYear", 2, 0, true), + y: dateGetter("FullYear", 1), + MMMM: dateStrGetter("Month"), + MMM: dateStrGetter("Month", true), + MM: dateGetter("Month", 2, 1), + M: dateGetter("Month", 1, 1), + dd: dateGetter("Date", 2), + d: dateGetter("Date", 1), + HH: dateGetter("Hours", 2), + H: dateGetter("Hours", 1), + hh: dateGetter("Hours", 2, -12), + h: dateGetter("Hours", 1, -12), + mm: dateGetter("Minutes", 2), + m: dateGetter("Minutes", 1), + ss: dateGetter("Seconds", 2), + s: dateGetter("Seconds", 1), + sss: dateGetter("Milliseconds", 3), + EEEE: dateStrGetter("Day"), + EEE: dateStrGetter("Day", true), + a: ampmGetter, + Z: timeZoneGetter + } + var rdateFormat = /((?:[^yMdHhmsaZE']+)|(?:'(?:[^']|'')*')|(?:E+|y+|M+|d+|H+|h+|m+|s+|a|Z))(.*)/ + var raspnetjson = /^\/Date\((\d+)\)\/$/ + filters.date = function(date, format) { + var locate = filters.date.locate, + text = "", + parts = [], + fn, match + format = format || "mediumDate" + format = locate[format] || format + if (typeof date === "string") { + if (/^\d+$/.test(date)) { + date = toInt(date) + } else if (raspnetjson.test(date)) { + date = +RegExp.$1 + } else { + var trimDate = date.trim() + var dateArray = [0, 0, 0, 0, 0, 0, 0] + var oDate = new Date(0) + //取得年月日 + trimDate = trimDate.replace(/^(\d+)\D(\d+)\D(\d+)/, function(_, a, b, c) { + var array = c.length === 4 ? [c, a, b] : [a, b, c] + dateArray[0] = toInt(array[0]) //年 + dateArray[1] = toInt(array[1]) - 1 //月 + dateArray[2] = toInt(array[2]) //日 + return "" + }) + var dateSetter = oDate.setFullYear + var timeSetter = oDate.setHours + trimDate = trimDate.replace(/[T\s](\d+):(\d+):?(\d+)?\.?(\d)?/, function(_, a, b, c, d) { + dateArray[3] = toInt(a) //小时 + dateArray[4] = toInt(b) //分钟 + dateArray[5] = toInt(c) //秒 + if (d) { //毫秒 + dateArray[6] = Math.round(parseFloat("0." + d) * 1000) + } + return "" + }) + var tzHour = 0 + var tzMin = 0 + trimDate = trimDate.replace(/Z|([+-])(\d\d):?(\d\d)/, function(z, symbol, c, d) { + dateSetter = oDate.setUTCFullYear + timeSetter = oDate.setUTCHours + if (symbol) { + tzHour = toInt(symbol + c) + tzMin = toInt(symbol + d) + } + return "" + }) + + dateArray[3] -= tzHour + dateArray[4] -= tzMin + dateSetter.apply(oDate, dateArray.slice(0, 3)) + timeSetter.apply(oDate, dateArray.slice(3)) + date = oDate + } + } + if (typeof date === "number") { + date = new Date(date) + } + if (avalon.type(date) !== "date") { + return + } + while (format) { + match = rdateFormat.exec(format) + if (match) { + parts = parts.concat(match.slice(1)) + format = parts.pop() + } else { + parts.push(format) + format = null + } + } + parts.forEach(function(value) { + fn = DATE_FORMATS[value] + text += fn ? fn(date, locate) : value.replace(/(^'|'$)/g, "").replace(/''/g, "'") + }) + return text + } + var locate = { + AMPMS: { + 0: "上午", + 1: "下午" + }, + DAY: { + 0: "星期日", + 1: "星期一", + 2: "星期二", + 3: "星期三", + 4: "星期四", + 5: "星期五", + 6: "星期六" + }, + MONTH: { + 0: "1月", + 1: "2月", + 2: "3月", + 3: "4月", + 4: "5月", + 5: "6月", + 6: "7月", + 7: "8月", + 8: "9月", + 9: "10月", + 10: "11月", + 11: "12月" + }, + SHORTDAY: { + "0": "周日", + "1": "周一", + "2": "周二", + "3": "周三", + "4": "周四", + "5": "周五", + "6": "周六" + }, + fullDate: "y年M月d日EEEE", + longDate: "y年M月d日", + medium: "yyyy-M-d H:mm:ss", + mediumDate: "yyyy-M-d", + mediumTime: "H:mm:ss", + "short": "yy-M-d ah:mm", + shortDate: "yy-M-d", + shortTime: "ah:mm" + } + locate.SHORTMONTH = locate.MONTH + filters.date.locate = locate + }// jshint ignore:line + /********************************************************************* + * AMD加载器 * + **********************************************************************/ +//https://www.devbridge.com/articles/understanding-amd-requirejs/ +//http://maxogden.com/nested-dependencies.html + /*var modules = avalon.modules = { + "domReady!": { + exports: avalon, + state: 3 + }, + "avalon": { + exports: avalon, + state: 4 + } + } +//Object(modules[id]).state拥有如下值 +// undefined 没有定义 +// 1(send) 已经发出请求 +// 2(loading) 已经被执行但还没有执行完成，在这个阶段define方法会被执行 +// 3(loaded) 执行完毕，通过onload/onreadystatechange回调判定，在这个阶段checkDeps方法会执行 +// 4(execute) 其依赖也执行完毕, 值放到exports对象上，在这个阶段fireFactory方法会执行 + modules.exports = modules.avalon + + new function () {// jshint ignore:line + var loadings = [] //正在加载中的模块列表 + var factorys = [] //放置define方法的factory函数 + var rjsext = /\.js$/i + function makeRequest(name, config) { +//1. 去掉资源前缀 + var res = "js" + name = name.replace(/^(\w+)\!/, function (a, b) { + res = b + return "" + }) + if (res === "ready") { + log("debug: ready!已经被废弃，请使用domReady!") + res = "domReady" + } +//2. 去掉querystring, hash + var query = "" + name = name.replace(rquery, function (a) { + query = a + return "" + }) + //3. 去掉扩展名 + var suffix = "." + res + var ext = /js|css/.test(suffix) ? suffix : "" + name = name.replace(/\.[a-z0-9]+$/g, function (a) { + if (a === suffix) { + ext = a + return "" + } else { + return a + } + }) + var req = avalon.mix({ + query: query, + ext: ext, + res: res, + name: name, + toUrl: toUrl + }, config) + req.toUrl(name) + return req + } + + function fireRequest(req) { + var name = req.name + var res = req.res + //1. 如果该模块已经发出请求，直接返回 + var module = modules[name] + var urlNoQuery = name && req.urlNoQuery + if (module && module.state >= 1) { + return name + } + module = modules[urlNoQuery] + if (module && module.state >= 3) { + innerRequire(module.deps || [], module.factory, urlNoQuery) + return urlNoQuery + } + if (name && !module) { + module = modules[urlNoQuery] = { + id: urlNoQuery, + state: 1 //send + } + var wrap = function (obj) { + resources[res] = obj + obj.load(name, req, function (a) { + if (arguments.length && a !== void 0) { + module.exports = a + } + module.state = 4 + checkDeps() + }) + } + + if (!resources[res]) { + innerRequire([res], wrap) + } else { + wrap(resources[res]) + } + } + return name ? urlNoQuery : res + "!" + } + +//核心API之一 require + var requireQueue = [] + var isUserFirstRequire = false + innerRequire = avalon.require = function (array, factory, parentUrl, defineConfig) { + if (!isUserFirstRequire) { + requireQueue.push(avalon.slice(arguments)) + if (arguments.length <= 2) { + isUserFirstRequire = true + var queue = requireQueue.splice(0, requireQueue.length), args + while (args = queue.shift()) { + innerRequire.apply(null, args) + } + } + return + } + + if (!Array.isArray(array)) { + avalon.error("require方法的第一个参数应为数组 " + array) + } + var deps = [] // 放置所有依赖项的完整路径 + var uniq = {} + var id = parentUrl || "callback" + setTimeout("1")// jshint ignore:line + defineConfig = defineConfig || {} + defineConfig.baseUrl = kernel.baseUrl + var isBuilt = !!defineConfig.built + if (parentUrl) { + defineConfig.parentUrl = parentUrl.substr(0, parentUrl.lastIndexOf("/")) + defineConfig.mapUrl = parentUrl.replace(rjsext, "") + } + if (isBuilt) { + var req = makeRequest(defineConfig.defineName, defineConfig) + id = req.urlNoQuery + } else { + array.forEach(function (name) { + var req = makeRequest(name, defineConfig) + var url = fireRequest(req) //加载资源，并返回该资源的完整地址 + if (url) { + if (!uniq[url]) { + deps.push(url) + uniq[url] = "司徒正美" //去重 + } + } + }) + } + + var module = modules[id] + if (!module || module.state !== 4) { + modules[id] = { + id: id, + deps: isBuilt ? array.concat() : deps, + factory: factory || noop, + state: 3 + } + } + if (!module) { + //如果此模块是定义在另一个JS文件中, 那必须等该文件加载完毕, 才能放到检测列队中 + loadings.push(id) + } + checkDeps() + } + +//核心API之二 require + innerRequire.define = function (name, deps, factory) { //模块名,依赖列表,模块本身 + if (typeof name !== "string") { + factory = deps + deps = name + name = "anonymous" + } + if (!Array.isArray(deps)) { + factory = deps + deps = [] + } + var config = { + built: !isUserFirstRequire, //用r.js打包后,所有define会放到requirejs之前 + defineName: name + } + var args = [deps, factory, config] + factory.require = function (url) { + args.splice(2, 0, url) + if (modules[url]) { + modules[url].state = 3 //loaded + var isCycle = false + try { + isCycle = checkCycle(modules[url].deps, url) + } catch (e) { + } + if (isCycle) { + avalon.error(url + "模块与之前的模块存在循环依赖，请不要直接用script标签引入" + url + "模块") + } + } + delete factory.require //释放内存 + innerRequire.apply(null, args) //0,1,2 --> 1,2,0 + } +//根据标准,所有遵循W3C标准的浏览器,script标签会按标签的出现顺序执行。 +//老的浏览器中，加载也是按顺序的：一个文件下载完成后，才开始下载下一个文件。 +//较新的浏览器中（IE8+ 、FireFox3.5+ 、Chrome4+ 、Safari4+），为了减小请求时间以优化体验， +//下载可以是并行的，但是执行顺序还是按照标签出现的顺序。 +//但如果script标签是动态插入的, 就未必按照先请求先执行的原则了,目测只有firefox遵守 +//唯一比较一致的是,IE10+及其他标准浏览器,一旦开始解析脚本, 就会一直堵在那里,直接脚本解析完毕 +//亦即，先进入loading阶段的script标签(模块)必然会先进入loaded阶段 + var url = config.built ? "unknown" : getCurrentScript() + if (url) { + var module = modules[url] + if (module) { + module.state = 2 + } + factory.require(url) + } else {//合并前后的safari，合并后的IE6-9走此分支 + factorys.push(factory) + } + } +//核心API之三 require.config(settings) + innerRequire.config = kernel + //核心API之四 define.amd 标识其符合AMD规范 + innerRequire.define.amd = modules + + //==========================对用户配置项进行再加工========================== + var allpaths = kernel["orig.paths"] = {} + var allmaps = kernel["orig.map"] = {} + var allpackages = kernel["packages"] = [] + var allargs = kernel["orig.args"] = {} + avalon.mix(plugins, { + paths: function (hash) { + avalon.mix(allpaths, hash) + kernel.paths = makeIndexArray(allpaths) + }, + map: function (hash) { + avalon.mix(allmaps, hash) + var list = makeIndexArray(allmaps, 1, 1) + avalon.each(list, function (_, item) { + item.val = makeIndexArray(item.val) + }) + kernel.map = list + }, + packages: function (array) { + array = array.concat(allpackages) + var uniq = {} + var ret = [] + for (var i = 0, pkg; pkg = array[i++]; ) { + pkg = typeof pkg === "string" ? {name: pkg} : pkg + var name = pkg.name + if (!uniq[name]) { + var url = joinPath(pkg.location || name, pkg.main || "main") + url = url.replace(rjsext, "") + ret.push(pkg) + uniq[name] = pkg.location = url + pkg.reg = makeMatcher(name) + } + } + kernel.packages = ret.sort() + }, + urlArgs: function (hash) { + if (typeof hash === "string") { + hash = {"*": hash} + } + avalon.mix(allargs, hash) + kernel.urlArgs = makeIndexArray(allargs, 1) + }, + baseUrl: function (url) { + if (!isAbsUrl(url)) { + var baseElement = head.getElementsByTagName("base")[0] + if (baseElement) { + head.removeChild(baseElement) + } + var node = DOC.createElement("a") + node.href = url + url = getFullUrl(node, "href") + if (baseElement) { + head.insertBefore(baseElement, head.firstChild) + } + } + if (url.length > 3) + kernel.baseUrl = url + }, + shim: function (obj) { + for (var i in obj) { + var value = obj[i] + if (Array.isArray(value)) { + value = obj[i] = { + deps: value + } + } + if (!value.exportsFn && (value.exports || value.init)) { + value.exportsFn = makeExports(value) + } + } + kernel.shim = obj + } + + }) + + + //==============================内部方法================================= + function checkCycle(deps, nick) { + //检测是否存在循环依赖 + for (var i = 0, id; id = deps[i++]; ) { + if (modules[id].state !== 4 && + (id === nick || checkCycle(modules[id].deps, nick))) { + return true + } + } + } + + function checkFail(node, onError, fuckIE) { + var id = trimQuery(node.src) //检测是否死链 + node.onload = node.onreadystatechange = node.onerror = null + if (onError || (fuckIE && modules[id] && !modules[id].state)) { + setTimeout(function () { + head.removeChild(node) + node = null // 处理旧式IE下的循环引用问题 + }) + log("debug: 加载 " + id + " 失败" + onError + " " + (!modules[id].state)) + } else { + return true + } + } + + function checkDeps() { + //检测此JS模块的依赖是否都已安装完毕,是则安装自身 + loop: for (var i = loadings.length, id; id = loadings[--i]; ) { + var obj = modules[id], + deps = obj.deps + if (!deps) + continue + for (var j = 0, key; key = deps[j]; j++) { + if (Object(modules[key]).state !== 4) { + continue loop + } + } + //如果deps是空对象或者其依赖的模块的状态都是2 + if (obj.state !== 4) { + loadings.splice(i, 1) //必须先移除再安装，防止在IE下DOM树建完后手动刷新页面，会多次执行它 + fireFactory(obj.id, obj.deps, obj.factory) + checkDeps() //如果成功,则再执行一次,以防有些模块就差本模块没有安装好 + } + } + } + + var rreadyState = /complete|loaded/ + function loadJS(url, id, callback) { + //通过script节点加载目标模块 + var node = DOC.createElement("script") + node.className = subscribers //让getCurrentScript只处理类名为subscribers的script节点 + var supportLoad = "onload" in node + var onEvent = supportLoad ? "onload" : "onreadystatechange" + function onload() { + var factory = factorys.pop() + factory && factory.require(id) + if (callback) { + callback() + } + if (checkFail(node, false, !supportLoad)) { + log("debug: 已成功加载 " + url) + id && loadings.push(id) + checkDeps() + } + } + var index = 0, loadID + node[onEvent] = supportLoad ? onload : function () { + if (rreadyState.test(node.readyState)) { + ++index + if (index === 1) { + loadID = setTimeout(onload, 500) + } else { + clearTimeout(loadID) + onload() + } + } + } + node.onerror = function () { + checkFail(node, true) + } + + head.insertBefore(node, head.firstChild) //chrome下第二个参数不能为null + node.src = url //插入到head的第一个节点前，防止IE6下head标签没闭合前使用appendChild抛错 + log("debug: 正准备加载 " + url) //更重要的是IE6下可以收窄getCurrentScript的寻找范围 + } + + var resources = innerRequire.plugins = { + //三大常用资源插件 js!, css!, text!, ready! + ready: { + load: noop + }, + js: { + load: function (name, req, onLoad) { + var url = req.url + var id = req.urlNoQuery + var shim = kernel.shim[name.replace(rjsext, "")] + if (shim) { //shim机制 + innerRequire(shim.deps || [], function () { + var args = avalon.slice(arguments) + loadJS(url, id, function () { + onLoad(shim.exportsFn ? shim.exportsFn.apply(0, args) : void 0) + }) + }) + } else { + loadJS(url, id) + } + } + }, + css: { + load: function (name, req, onLoad) { + var url = req.url + var node = DOC.createElement("link") + node.rel = "stylesheet" + node.href = url + head.insertBefore(node, head.firstChild) + log("debug: 已成功加载 " + url) + onLoad() + } + }, + text: { + load: function (name, req, onLoad) { + var url = req.url + var xhr = getXHR() + xhr.onreadystatechange = function () { + if (xhr.readyState === 4) { + var status = xhr.status; + if (status > 399 && status < 600) { + avalon.error(url + " 对应资源不存在或没有开启 CORS") + } else { + log("debug: 已成功加载 " + url) + onLoad(xhr.responseText) + } + } + } + var time = "_=" + (new Date() - 0) + var _url = url.indexOf("?") === -1 ? url + "?" + time : url + "&" + time + xhr.open("GET", _url, true) + if ("withCredentials" in xhr) {//这是处理跨域 + xhr.withCredentials = true + } + xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")//告诉后端这是AJAX请求 + xhr.send() + log("debug: 正准备加载 " + url) + } + } + } + innerRequire.checkDeps = checkDeps + + var rquery = /(\?[^#]*)$/ + function trimQuery(url) { + return (url || "").replace(rquery, "") + } + + function isAbsUrl(path) { + //http://stackoverflow.com/questions/10687099/how-to-test-if-a-url-string-is-absolute-or-relative + return /^(?:[a-z]+:)?\/\//i.test(String(path)) + } + + function getFullUrl(node, src) { + return"1"[0] ? node[src] : node.getAttribute(src, 4) + } + + function getCurrentScript() { + // inspireb by https://github.com/samyk/jiagra/blob/master/jiagra.js + var stack + try { + a.b.c() //强制报错,以便捕获e.stack + } catch (e) { //safari5的sourceURL，firefox的fileName，它们的效果与e.stack不一样 + stack = e.stack + if (!stack && window.opera) { + //opera 9没有e.stack,但有e.Backtrace,但不能直接取得,需要对e对象转字符串进行抽取 + stack = (String(e).match(/of linked script \S+/g) || []).join(" ") + } + } + if (stack) { + /!**e.stack最后一行在所有支持的浏览器大致如下: + *chrome23: + * at http://113.93.50.63/data.js:4:1 + *firefox17: + *@http://113.93.50.63/query.js:4 + *opera12:http://www.oldapps.com/opera.php?system=Windows_XP + *@http://113.93.50.63/data.js:4 + *IE10: + * at Global code (http://113.93.50.63/data.js:4:1) + * //firefox4+ 可以用document.currentScript + *!/ + stack = stack.split(/[@ ]/g).pop() //取得最后一行,最后一个空格或@之后的部分 + stack = stack[0] === "(" ? stack.slice(1, -1) : stack.replace(/\s/, "") //去掉换行符 + return trimQuery(stack.replace(/(:\d+)?:\d+$/i, "")) //去掉行号与或许存在的出错字符起始位置 + } + var nodes = head.getElementsByTagName("script") //只在head标签中寻找 + for (var i = nodes.length, node; node = nodes[--i]; ) { + if (node.className === subscribers && node.readyState === "interactive") { + var url = getFullUrl(node, "src") + return node.className = trimQuery(url) + } + } + } + + var rcallback = /^callback\d+$/ + function fireFactory(id, deps, factory) { + var module = Object(modules[id]) + module.state = 4 + for (var i = 0, array = [], d; d = deps[i++]; ) { + if (d === "exports") { + var obj = module.exports || (module.exports = {}) + array.push(obj) + } else { + array.push(modules[d].exports) + } + } + try { + var ret = factory.apply(window, array) + } catch (e) { + log("执行[" + id + "]模块的factory抛错： " + e) + } + if (ret !== void 0) { + module.exports = ret + } + if (rcallback.test(id)) { + delete modules[id] + } + delete module.factory + return ret + } + function toUrl(id) { + if (id.indexOf(this.res + "!") === 0) { + id = id.slice(this.res.length + 1) //处理define("css!style",[], function(){})的情况 + } + var url = id + //1. 是否命中paths配置项 + var usePath = 0 + var baseUrl = this.baseUrl + var rootUrl = this.parentUrl || baseUrl + eachIndexArray(id, kernel.paths, function (value, key) { + url = url.replace(key, value) + usePath = 1 + }) + //2. 是否命中packages配置项 + if (!usePath) { + eachIndexArray(id, kernel.packages, function (value, key, item) { + url = url.replace(item.name, item.location) + }) + } + //3. 是否命中map配置项 + if (this.mapUrl) { + eachIndexArray(this.mapUrl, kernel.map, function (array) { + eachIndexArray(url, array, function (mdValue, mdKey) { + url = url.replace(mdKey, mdValue) + rootUrl = baseUrl + }) + }) + } + var ext = this.ext + if (ext && usePath && url.slice(-ext.length) === ext) { + url = url.slice(0, -ext.length) + } + //4. 转换为绝对路径 + if (!isAbsUrl(url)) { + rootUrl = this.built || /^\w/.test(url) ? baseUrl : rootUrl + url = joinPath(rootUrl, url) + } + //5. 还原扩展名，query + var urlNoQuery = url + ext + url = urlNoQuery + this.query + //6. 处理urlArgs + eachIndexArray(id, kernel.urlArgs, function (value) { + url += (url.indexOf("?") === -1 ? "?" : "&") + value; + }) + this.url = url + return this.urlNoQuery = urlNoQuery + } + + function makeIndexArray(hash, useStar, part) { + //创建一个经过特殊算法排好序的数组 + var index = hash2array(hash, useStar, part) + index.sort(descSorterByName) + return index + } + + function makeMatcher(prefix) { + return new RegExp('^' + prefix + '(/|$)') + } + + function makeExports(value) { + return function () { + var ret + if (value.init) { + ret = value.init.apply(window, arguments) + } + return ret || (value.exports && getGlobal(value.exports)) + } + } + + + function hash2array(hash, useStar, part) { + var array = []; + for (var key in hash) { + if (ohasOwn.call(hash, key)) { + var item = { + name: key, + val: hash[key] + } + array.push(item) + item.reg = key === "*" && useStar ? /^/ : makeMatcher(key) + if (part && key !== "*") { + item.reg = new RegExp('\/' + key.replace(/^\//, "") + '(/|$)') + } + } + } + return array + } + + function eachIndexArray(moduleID, array, matcher) { + array = array || [] + for (var i = 0, el; el = array[i++]; ) { + if (el.reg.test(moduleID)) { + matcher(el.val, el.name, el) + return false + } + } + } + // 根据元素的name项进行数组字符数逆序的排序函数 + function descSorterByName(a, b) { + var aaa = a.name + var bbb = b.name + if (bbb === "*") { + return -1 + } + if (aaa === "*") { + return 1 + } + return bbb.length - aaa.length + } + + var rdeuce = /\/\w+\/\.\./ + function joinPath(a, b) { + if (a.charAt(a.length - 1) !== "/") { + a += "/" + } + if (b.slice(0, 2) === "./") { //相对于兄弟路径 + return a + b.slice(2) + } + if (b.slice(0, 2) === "..") { //相对于父路径 + a += b + while (rdeuce.test(a)) { + a = a.replace(rdeuce, "") + } + return a + } + if (b.slice(0, 1) === "/") { + return a + b.slice(1) + } + return a + b + } + + function getGlobal(value) { + if (!value) { + return value + } + var g = window + value.split(".").forEach(function (part) { + g = g[part] + }) + return g + } + + var mainNode = DOC.scripts[DOC.scripts.length - 1] + var dataMain = mainNode.getAttribute("data-main") + if (dataMain) { + plugins.baseUrl(dataMain) + var href = kernel.baseUrl + kernel.baseUrl = href.slice(0, href.lastIndexOf("/") + 1) + loadJS(href.replace(rjsext, "") + ".js") + } else { + var loaderUrl = trimQuery(getFullUrl(mainNode, "src")) + kernel.baseUrl = loaderUrl.slice(0, loaderUrl.lastIndexOf("/") + 1) + } + }// jshint ignore:line*/ + + /********************************************************************* + * DOMReady * + **********************************************************************/ + + var readyList = [], isReady + var fireReady = function(fn) { + isReady = true + if (innerRequire) { + modules["domReady!"].state = 4 + innerRequire.checkDeps() + } + while(fn = readyList.shift()){ + fn(avalon) + } + } + + function doScrollCheck() { + try { //IE下通过doScrollCheck检测DOM树是否建完 + root.doScroll("left") + fireReady() + } catch (e) { + setTimeout(doScrollCheck) + } + } + + if (DOC.readyState === "complete") { + setTimeout(fireReady) //如果在domReady之外加载 + } else if (W3C) { + DOC.addEventListener("DOMContentLoaded", fireReady) + } else { + DOC.attachEvent("onreadystatechange", function() { + if (DOC.readyState === "complete") { + fireReady() + } + }) + try { + var isTop = window.frameElement === null + } catch (e) { + } + if (root.doScroll && isTop && window.external) {//fix IE iframe BUG + doScrollCheck() + } + } + avalon.bind(window, "load", fireReady) + + avalon.ready = function(fn) { + if (!isReady) { + readyList.push(fn) + } else { + fn(avalon) + } + } + + avalon.config({ + loader: false + }) + + avalon.ready(function() { + avalon.scan(DOC.body) + }) + +// Register as a named AMD module, since avalon can be concatenated with other +// files that may use define, but not via a proper concatenation script that +// understands anonymous AMD modules. A named AMD is safest and most robust +// way to register. Lowercase avalon is used because AMD module names are +// derived from file names, and Avalon is normally delivered in a lowercase +// file name. Do this after creating the global so that if an AMD module wants +// to call noConflict to hide this version of avalon, it will work. + +// Note that for maximum portability, libraries that are not avalon should +// declare themselves as anonymous modules, and avoid setting a global if an +// AMD loader is present. avalon is a special case. For more information, see +// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon + if (typeof define === "function" && define.amd) { + define("avalon", [], function() { + return avalon + }) + } +// Map over avalon in case of overwrite + var _avalon = window.avalon + avalon.noConflict = function(deep) { + if (deep && window.avalon === avalon) { + window.avalon = _avalon + } + return avalon + } +// Expose avalon identifiers, even in AMD +// and CommonJS for browser emulators + if (noGlobal === void 0) { + window.avalon = avalon + } + return avalon + +})); \ No newline at end of file diff --git a/static/src/js/lib/bootstrap/bootstrap.js b/static/src/js/lib/bootstrap/bootstrap.js new file mode 100644 index 00000000..5debfd7d --- /dev/null +++ b/static/src/js/lib/bootstrap/bootstrap.js @@ -0,0 +1,2363 @@ +/*! + * Bootstrap v3.3.5 (http://getbootstrap.com) + * Copyright 2011-2015 Twitter, Inc. + * Licensed under the MIT license + */ + +if (typeof jQuery === 'undefined') { + throw new Error('Bootstrap\'s JavaScript requires jQuery') +} + ++function ($) { + 'use strict'; + var version = $.fn.jquery.split(' ')[0].split('.') + if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1)) { + throw new Error('Bootstrap\'s JavaScript requires jQuery version 1.9.1 or higher') + } +}(jQuery); + +/* ======================================================================== + * Bootstrap: transition.js v3.3.5 + * http://getbootstrap.com/javascript/#transitions + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // CSS TRANSITION SUPPORT (Shoutout: http://www.modernizr.com/) + // ============================================================ + + function transitionEnd() { + var el = document.createElement('bootstrap') + + var transEndEventNames = { + WebkitTransition : 'webkitTransitionEnd', + MozTransition : 'transitionend', + OTransition : 'oTransitionEnd otransitionend', + transition : 'transitionend' + } + + for (var name in transEndEventNames) { + if (el.style[name] !== undefined) { + return { end: transEndEventNames[name] } + } + } + + return false // explicit for ie8 ( ._.) + } + + // http://blog.alexmaccaw.com/css-transitions + $.fn.emulateTransitionEnd = function (duration) { + var called = false + var $el = this + $(this).one('bsTransitionEnd', function () { called = true }) + var callback = function () { if (!called) $($el).trigger($.support.transition.end) } + setTimeout(callback, duration) + return this + } + + $(function () { + $.support.transition = transitionEnd() + + if (!$.support.transition) return + + $.event.special.bsTransitionEnd = { + bindType: $.support.transition.end, + delegateType: $.support.transition.end, + handle: function (e) { + if ($(e.target).is(this)) return e.handleObj.handler.apply(this, arguments) + } + } + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: alert.js v3.3.5 + * http://getbootstrap.com/javascript/#alerts + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // ALERT CLASS DEFINITION + // ====================== + + var dismiss = '[data-dismiss="alert"]' + var Alert = function (el) { + $(el).on('click', dismiss, this.close) + } + + Alert.VERSION = '3.3.5' + + Alert.TRANSITION_DURATION = 150 + + Alert.prototype.close = function (e) { + var $this = $(this) + var selector = $this.attr('data-target') + + if (!selector) { + selector = $this.attr('href') + selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7 + } + + var $parent = $(selector) + + if (e) e.preventDefault() + + if (!$parent.length) { + $parent = $this.closest('.alert') + } + + $parent.trigger(e = $.Event('close.bs.alert')) + + if (e.isDefaultPrevented()) return + + $parent.removeClass('in') + + function removeElement() { + // detach from parent, fire event then clean up data + $parent.detach().trigger('closed.bs.alert').remove() + } + + $.support.transition && $parent.hasClass('fade') ? + $parent + .one('bsTransitionEnd', removeElement) + .emulateTransitionEnd(Alert.TRANSITION_DURATION) : + removeElement() + } + + + // ALERT PLUGIN DEFINITION + // ======================= + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.alert') + + if (!data) $this.data('bs.alert', (data = new Alert(this))) + if (typeof option == 'string') data[option].call($this) + }) + } + + var old = $.fn.alert + + $.fn.alert = Plugin + $.fn.alert.Constructor = Alert + + + // ALERT NO CONFLICT + // ================= + + $.fn.alert.noConflict = function () { + $.fn.alert = old + return this + } + + + // ALERT DATA-API + // ============== + + $(document).on('click.bs.alert.data-api', dismiss, Alert.prototype.close) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: button.js v3.3.5 + * http://getbootstrap.com/javascript/#buttons + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // BUTTON PUBLIC CLASS DEFINITION + // ============================== + + var Button = function (element, options) { + this.$element = $(element) + this.options = $.extend({}, Button.DEFAULTS, options) + this.isLoading = false + } + + Button.VERSION = '3.3.5' + + Button.DEFAULTS = { + loadingText: 'loading...' + } + + Button.prototype.setState = function (state) { + var d = 'disabled' + var $el = this.$element + var val = $el.is('input') ? 'val' : 'html' + var data = $el.data() + + state += 'Text' + + if (data.resetText == null) $el.data('resetText', $el[val]()) + + // push to event loop to allow forms to submit + setTimeout($.proxy(function () { + $el[val](data[state] == null ? this.options[state] : data[state]) + + if (state == 'loadingText') { + this.isLoading = true + $el.addClass(d).attr(d, d) + } else if (this.isLoading) { + this.isLoading = false + $el.removeClass(d).removeAttr(d) + } + }, this), 0) + } + + Button.prototype.toggle = function () { + var changed = true + var $parent = this.$element.closest('[data-toggle="buttons"]') + + if ($parent.length) { + var $input = this.$element.find('input') + if ($input.prop('type') == 'radio') { + if ($input.prop('checked')) changed = false + $parent.find('.active').removeClass('active') + this.$element.addClass('active') + } else if ($input.prop('type') == 'checkbox') { + if (($input.prop('checked')) !== this.$element.hasClass('active')) changed = false + this.$element.toggleClass('active') + } + $input.prop('checked', this.$element.hasClass('active')) + if (changed) $input.trigger('change') + } else { + this.$element.attr('aria-pressed', !this.$element.hasClass('active')) + this.$element.toggleClass('active') + } + } + + + // BUTTON PLUGIN DEFINITION + // ======================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.button') + var options = typeof option == 'object' && option + + if (!data) $this.data('bs.button', (data = new Button(this, options))) + + if (option == 'toggle') data.toggle() + else if (option) data.setState(option) + }) + } + + var old = $.fn.button + + $.fn.button = Plugin + $.fn.button.Constructor = Button + + + // BUTTON NO CONFLICT + // ================== + + $.fn.button.noConflict = function () { + $.fn.button = old + return this + } + + + // BUTTON DATA-API + // =============== + + $(document) + .on('click.bs.button.data-api', '[data-toggle^="button"]', function (e) { + var $btn = $(e.target) + if (!$btn.hasClass('btn')) $btn = $btn.closest('.btn') + Plugin.call($btn, 'toggle') + if (!($(e.target).is('input[type="radio"]') || $(e.target).is('input[type="checkbox"]'))) e.preventDefault() + }) + .on('focus.bs.button.data-api blur.bs.button.data-api', '[data-toggle^="button"]', function (e) { + $(e.target).closest('.btn').toggleClass('focus', /^focus(in)?$/.test(e.type)) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: carousel.js v3.3.5 + * http://getbootstrap.com/javascript/#carousel + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // CAROUSEL CLASS DEFINITION + // ========================= + + var Carousel = function (element, options) { + this.$element = $(element) + this.$indicators = this.$element.find('.carousel-indicators') + this.options = options + this.paused = null + this.sliding = null + this.interval = null + this.$active = null + this.$items = null + + this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this)) + + this.options.pause == 'hover' && !('ontouchstart' in document.documentElement) && this.$element + .on('mouseenter.bs.carousel', $.proxy(this.pause, this)) + .on('mouseleave.bs.carousel', $.proxy(this.cycle, this)) + } + + Carousel.VERSION = '3.3.5' + + Carousel.TRANSITION_DURATION = 600 + + Carousel.DEFAULTS = { + interval: 5000, + pause: 'hover', + wrap: true, + keyboard: true + } + + Carousel.prototype.keydown = function (e) { + if (/input|textarea/i.test(e.target.tagName)) return + switch (e.which) { + case 37: this.prev(); break + case 39: this.next(); break + default: return + } + + e.preventDefault() + } + + Carousel.prototype.cycle = function (e) { + e || (this.paused = false) + + this.interval && clearInterval(this.interval) + + this.options.interval + && !this.paused + && (this.interval = setInterval($.proxy(this.next, this), this.options.interval)) + + return this + } + + Carousel.prototype.getItemIndex = function (item) { + this.$items = item.parent().children('.item') + return this.$items.index(item || this.$active) + } + + Carousel.prototype.getItemForDirection = function (direction, active) { + var activeIndex = this.getItemIndex(active) + var willWrap = (direction == 'prev' && activeIndex === 0) + || (direction == 'next' && activeIndex == (this.$items.length - 1)) + if (willWrap && !this.options.wrap) return active + var delta = direction == 'prev' ? -1 : 1 + var itemIndex = (activeIndex + delta) % this.$items.length + return this.$items.eq(itemIndex) + } + + Carousel.prototype.to = function (pos) { + var that = this + var activeIndex = this.getItemIndex(this.$active = this.$element.find('.item.active')) + + if (pos > (this.$items.length - 1) || pos < 0) return + + if (this.sliding) return this.$element.one('slid.bs.carousel', function () { that.to(pos) }) // yes, "slid" + if (activeIndex == pos) return this.pause().cycle() + + return this.slide(pos > activeIndex ? 'next' : 'prev', this.$items.eq(pos)) + } + + Carousel.prototype.pause = function (e) { + e || (this.paused = true) + + if (this.$element.find('.next, .prev').length && $.support.transition) { + this.$element.trigger($.support.transition.end) + this.cycle(true) + } + + this.interval = clearInterval(this.interval) + + return this + } + + Carousel.prototype.next = function () { + if (this.sliding) return + return this.slide('next') + } + + Carousel.prototype.prev = function () { + if (this.sliding) return + return this.slide('prev') + } + + Carousel.prototype.slide = function (type, next) { + var $active = this.$element.find('.item.active') + var $next = next || this.getItemForDirection(type, $active) + var isCycling = this.interval + var direction = type == 'next' ? 'left' : 'right' + var that = this + + if ($next.hasClass('active')) return (this.sliding = false) + + var relatedTarget = $next[0] + var slideEvent = $.Event('slide.bs.carousel', { + relatedTarget: relatedTarget, + direction: direction + }) + this.$element.trigger(slideEvent) + if (slideEvent.isDefaultPrevented()) return + + this.sliding = true + + isCycling && this.pause() + + if (this.$indicators.length) { + this.$indicators.find('.active').removeClass('active') + var $nextIndicator = $(this.$indicators.children()[this.getItemIndex($next)]) + $nextIndicator && $nextIndicator.addClass('active') + } + + var slidEvent = $.Event('slid.bs.carousel', { relatedTarget: relatedTarget, direction: direction }) // yes, "slid" + if ($.support.transition && this.$element.hasClass('slide')) { + $next.addClass(type) + $next[0].offsetWidth // force reflow + $active.addClass(direction) + $next.addClass(direction) + $active + .one('bsTransitionEnd', function () { + $next.removeClass([type, direction].join(' ')).addClass('active') + $active.removeClass(['active', direction].join(' ')) + that.sliding = false + setTimeout(function () { + that.$element.trigger(slidEvent) + }, 0) + }) + .emulateTransitionEnd(Carousel.TRANSITION_DURATION) + } else { + $active.removeClass('active') + $next.addClass('active') + this.sliding = false + this.$element.trigger(slidEvent) + } + + isCycling && this.cycle() + + return this + } + + + // CAROUSEL PLUGIN DEFINITION + // ========================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.carousel') + var options = $.extend({}, Carousel.DEFAULTS, $this.data(), typeof option == 'object' && option) + var action = typeof option == 'string' ? option : options.slide + + if (!data) $this.data('bs.carousel', (data = new Carousel(this, options))) + if (typeof option == 'number') data.to(option) + else if (action) data[action]() + else if (options.interval) data.pause().cycle() + }) + } + + var old = $.fn.carousel + + $.fn.carousel = Plugin + $.fn.carousel.Constructor = Carousel + + + // CAROUSEL NO CONFLICT + // ==================== + + $.fn.carousel.noConflict = function () { + $.fn.carousel = old + return this + } + + + // CAROUSEL DATA-API + // ================= + + var clickHandler = function (e) { + var href + var $this = $(this) + var $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) // strip for ie7 + if (!$target.hasClass('carousel')) return + var options = $.extend({}, $target.data(), $this.data()) + var slideIndex = $this.attr('data-slide-to') + if (slideIndex) options.interval = false + + Plugin.call($target, options) + + if (slideIndex) { + $target.data('bs.carousel').to(slideIndex) + } + + e.preventDefault() + } + + $(document) + .on('click.bs.carousel.data-api', '[data-slide]', clickHandler) + .on('click.bs.carousel.data-api', '[data-slide-to]', clickHandler) + + $(window).on('load', function () { + $('[data-ride="carousel"]').each(function () { + var $carousel = $(this) + Plugin.call($carousel, $carousel.data()) + }) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: collapse.js v3.3.5 + * http://getbootstrap.com/javascript/#collapse + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // COLLAPSE PUBLIC CLASS DEFINITION + // ================================ + + var Collapse = function (element, options) { + this.$element = $(element) + this.options = $.extend({}, Collapse.DEFAULTS, options) + this.$trigger = $('[data-toggle="collapse"][href="#' + element.id + '"],' + + '[data-toggle="collapse"][data-target="#' + element.id + '"]') + this.transitioning = null + + if (this.options.parent) { + this.$parent = this.getParent() + } else { + this.addAriaAndCollapsedClass(this.$element, this.$trigger) + } + + if (this.options.toggle) this.toggle() + } + + Collapse.VERSION = '3.3.5' + + Collapse.TRANSITION_DURATION = 350 + + Collapse.DEFAULTS = { + toggle: true + } + + Collapse.prototype.dimension = function () { + var hasWidth = this.$element.hasClass('width') + return hasWidth ? 'width' : 'height' + } + + Collapse.prototype.show = function () { + if (this.transitioning || this.$element.hasClass('in')) return + + var activesData + var actives = this.$parent && this.$parent.children('.panel').children('.in, .collapsing') + + if (actives && actives.length) { + activesData = actives.data('bs.collapse') + if (activesData && activesData.transitioning) return + } + + var startEvent = $.Event('show.bs.collapse') + this.$element.trigger(startEvent) + if (startEvent.isDefaultPrevented()) return + + if (actives && actives.length) { + Plugin.call(actives, 'hide') + activesData || actives.data('bs.collapse', null) + } + + var dimension = this.dimension() + + this.$element + .removeClass('collapse') + .addClass('collapsing')[dimension](0) + .attr('aria-expanded', true) + + this.$trigger + .removeClass('collapsed') + .attr('aria-expanded', true) + + this.transitioning = 1 + + var complete = function () { + this.$element + .removeClass('collapsing') + .addClass('collapse in')[dimension]('') + this.transitioning = 0 + this.$element + .trigger('shown.bs.collapse') + } + + if (!$.support.transition) return complete.call(this) + + var scrollSize = $.camelCase(['scroll', dimension].join('-')) + + this.$element + .one('bsTransitionEnd', $.proxy(complete, this)) + .emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize]) + } + + Collapse.prototype.hide = function () { + if (this.transitioning || !this.$element.hasClass('in')) return + + var startEvent = $.Event('hide.bs.collapse') + this.$element.trigger(startEvent) + if (startEvent.isDefaultPrevented()) return + + var dimension = this.dimension() + + this.$element[dimension](this.$element[dimension]())[0].offsetHeight + + this.$element + .addClass('collapsing') + .removeClass('collapse in') + .attr('aria-expanded', false) + + this.$trigger + .addClass('collapsed') + .attr('aria-expanded', false) + + this.transitioning = 1 + + var complete = function () { + this.transitioning = 0 + this.$element + .removeClass('collapsing') + .addClass('collapse') + .trigger('hidden.bs.collapse') + } + + if (!$.support.transition) return complete.call(this) + + this.$element + [dimension](0) + .one('bsTransitionEnd', $.proxy(complete, this)) + .emulateTransitionEnd(Collapse.TRANSITION_DURATION) + } + + Collapse.prototype.toggle = function () { + this[this.$element.hasClass('in') ? 'hide' : 'show']() + } + + Collapse.prototype.getParent = function () { + return $(this.options.parent) + .find('[data-toggle="collapse"][data-parent="' + this.options.parent + '"]') + .each($.proxy(function (i, element) { + var $element = $(element) + this.addAriaAndCollapsedClass(getTargetFromTrigger($element), $element) + }, this)) + .end() + } + + Collapse.prototype.addAriaAndCollapsedClass = function ($element, $trigger) { + var isOpen = $element.hasClass('in') + + $element.attr('aria-expanded', isOpen) + $trigger + .toggleClass('collapsed', !isOpen) + .attr('aria-expanded', isOpen) + } + + function getTargetFromTrigger($trigger) { + var href + var target = $trigger.attr('data-target') + || (href = $trigger.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7 + + return $(target) + } + + + // COLLAPSE PLUGIN DEFINITION + // ========================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.collapse') + var options = $.extend({}, Collapse.DEFAULTS, $this.data(), typeof option == 'object' && option) + + if (!data && options.toggle && /show|hide/.test(option)) options.toggle = false + if (!data) $this.data('bs.collapse', (data = new Collapse(this, options))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.collapse + + $.fn.collapse = Plugin + $.fn.collapse.Constructor = Collapse + + + // COLLAPSE NO CONFLICT + // ==================== + + $.fn.collapse.noConflict = function () { + $.fn.collapse = old + return this + } + + + // COLLAPSE DATA-API + // ================= + + $(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) { + var $this = $(this) + + if (!$this.attr('data-target')) e.preventDefault() + + var $target = getTargetFromTrigger($this) + var data = $target.data('bs.collapse') + var option = data ? 'toggle' : $this.data() + + Plugin.call($target, option) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: dropdown.js v3.3.5 + * http://getbootstrap.com/javascript/#dropdowns + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // DROPDOWN CLASS DEFINITION + // ========================= + + var backdrop = '.dropdown-backdrop' + var toggle = '[data-toggle="dropdown"]' + var Dropdown = function (element) { + $(element).on('click.bs.dropdown', this.toggle) + } + + Dropdown.VERSION = '3.3.5' + + function getParent($this) { + var selector = $this.attr('data-target') + + if (!selector) { + selector = $this.attr('href') + selector = selector && /#[A-Za-z]/.test(selector) && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7 + } + + var $parent = selector && $(selector) + + return $parent && $parent.length ? $parent : $this.parent() + } + + function clearMenus(e) { + if (e && e.which === 3) return + $(backdrop).remove() + $(toggle).each(function () { + var $this = $(this) + var $parent = getParent($this) + var relatedTarget = { relatedTarget: this } + + if (!$parent.hasClass('open')) return + + if (e && e.type == 'click' && /input|textarea/i.test(e.target.tagName) && $.contains($parent[0], e.target)) return + + $parent.trigger(e = $.Event('hide.bs.dropdown', relatedTarget)) + + if (e.isDefaultPrevented()) return + + $this.attr('aria-expanded', 'false') + $parent.removeClass('open').trigger('hidden.bs.dropdown', relatedTarget) + }) + } + + Dropdown.prototype.toggle = function (e) { + var $this = $(this) + + if ($this.is('.disabled, :disabled')) return + + var $parent = getParent($this) + var isActive = $parent.hasClass('open') + + clearMenus() + + if (!isActive) { + if ('ontouchstart' in document.documentElement && !$parent.closest('.navbar-nav').length) { + // if mobile we use a backdrop because click events don't delegate + $(document.createElement('div')) + .addClass('dropdown-backdrop') + .insertAfter($(this)) + .on('click', clearMenus) + } + + var relatedTarget = { relatedTarget: this } + $parent.trigger(e = $.Event('show.bs.dropdown', relatedTarget)) + + if (e.isDefaultPrevented()) return + + $this + .trigger('focus') + .attr('aria-expanded', 'true') + + $parent + .toggleClass('open') + .trigger('shown.bs.dropdown', relatedTarget) + } + + return false + } + + Dropdown.prototype.keydown = function (e) { + if (!/(38|40|27|32)/.test(e.which) || /input|textarea/i.test(e.target.tagName)) return + + var $this = $(this) + + e.preventDefault() + e.stopPropagation() + + if ($this.is('.disabled, :disabled')) return + + var $parent = getParent($this) + var isActive = $parent.hasClass('open') + + if (!isActive && e.which != 27 || isActive && e.which == 27) { + if (e.which == 27) $parent.find(toggle).trigger('focus') + return $this.trigger('click') + } + + var desc = ' li:not(.disabled):visible a' + var $items = $parent.find('.dropdown-menu' + desc) + + if (!$items.length) return + + var index = $items.index(e.target) + + if (e.which == 38 && index > 0) index-- // up + if (e.which == 40 && index < $items.length - 1) index++ // down + if (!~index) index = 0 + + $items.eq(index).trigger('focus') + } + + + // DROPDOWN PLUGIN DEFINITION + // ========================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.dropdown') + + if (!data) $this.data('bs.dropdown', (data = new Dropdown(this))) + if (typeof option == 'string') data[option].call($this) + }) + } + + var old = $.fn.dropdown + + $.fn.dropdown = Plugin + $.fn.dropdown.Constructor = Dropdown + + + // DROPDOWN NO CONFLICT + // ==================== + + $.fn.dropdown.noConflict = function () { + $.fn.dropdown = old + return this + } + + + // APPLY TO STANDARD DROPDOWN ELEMENTS + // =================================== + + $(document) + .on('click.bs.dropdown.data-api', clearMenus) + .on('click.bs.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() }) + .on('click.bs.dropdown.data-api', toggle, Dropdown.prototype.toggle) + .on('keydown.bs.dropdown.data-api', toggle, Dropdown.prototype.keydown) + .on('keydown.bs.dropdown.data-api', '.dropdown-menu', Dropdown.prototype.keydown) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: modal.js v3.3.5 + * http://getbootstrap.com/javascript/#modals + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // MODAL CLASS DEFINITION + // ====================== + + var Modal = function (element, options) { + this.options = options + this.$body = $(document.body) + this.$element = $(element) + this.$dialog = this.$element.find('.modal-dialog') + this.$backdrop = null + this.isShown = null + this.originalBodyPad = null + this.scrollbarWidth = 0 + this.ignoreBackdropClick = false + + if (this.options.remote) { + this.$element + .find('.modal-content') + .load(this.options.remote, $.proxy(function () { + this.$element.trigger('loaded.bs.modal') + }, this)) + } + } + + Modal.VERSION = '3.3.5' + + Modal.TRANSITION_DURATION = 300 + Modal.BACKDROP_TRANSITION_DURATION = 150 + + Modal.DEFAULTS = { + backdrop: true, + keyboard: true, + show: true + } + + Modal.prototype.toggle = function (_relatedTarget) { + return this.isShown ? this.hide() : this.show(_relatedTarget) + } + + Modal.prototype.show = function (_relatedTarget) { + var that = this + var e = $.Event('show.bs.modal', { relatedTarget: _relatedTarget }) + + this.$element.trigger(e) + + if (this.isShown || e.isDefaultPrevented()) return + + this.isShown = true + + this.checkScrollbar() + this.setScrollbar() + this.$body.addClass('modal-open') + + this.escape() + this.resize() + + this.$element.on('click.dismiss.bs.modal', '[data-dismiss="modal"]', $.proxy(this.hide, this)) + + this.$dialog.on('mousedown.dismiss.bs.modal', function () { + that.$element.one('mouseup.dismiss.bs.modal', function (e) { + if ($(e.target).is(that.$element)) that.ignoreBackdropClick = true + }) + }) + + this.backdrop(function () { + var transition = $.support.transition && that.$element.hasClass('fade') + + if (!that.$element.parent().length) { + that.$element.appendTo(that.$body) // don't move modals dom position + } + + that.$element + .show() + .scrollTop(0) + + that.adjustDialog() + + if (transition) { + that.$element[0].offsetWidth // force reflow + } + + that.$element.addClass('in') + + that.enforceFocus() + + var e = $.Event('shown.bs.modal', { relatedTarget: _relatedTarget }) + + transition ? + that.$dialog // wait for modal to slide in + .one('bsTransitionEnd', function () { + that.$element.trigger('focus').trigger(e) + }) + .emulateTransitionEnd(Modal.TRANSITION_DURATION) : + that.$element.trigger('focus').trigger(e) + }) + } + + Modal.prototype.hide = function (e) { + if (e) e.preventDefault() + + e = $.Event('hide.bs.modal') + + this.$element.trigger(e) + + if (!this.isShown || e.isDefaultPrevented()) return + + this.isShown = false + + this.escape() + this.resize() + + $(document).off('focusin.bs.modal') + + this.$element + .removeClass('in') + .off('click.dismiss.bs.modal') + .off('mouseup.dismiss.bs.modal') + + this.$dialog.off('mousedown.dismiss.bs.modal') + + $.support.transition && this.$element.hasClass('fade') ? + this.$element + .one('bsTransitionEnd', $.proxy(this.hideModal, this)) + .emulateTransitionEnd(Modal.TRANSITION_DURATION) : + this.hideModal() + } + + Modal.prototype.enforceFocus = function () { + $(document) + .off('focusin.bs.modal') // guard against infinite focus loop + .on('focusin.bs.modal', $.proxy(function (e) { + if (this.$element[0] !== e.target && !this.$element.has(e.target).length) { + this.$element.trigger('focus') + } + }, this)) + } + + Modal.prototype.escape = function () { + if (this.isShown && this.options.keyboard) { + this.$element.on('keydown.dismiss.bs.modal', $.proxy(function (e) { + e.which == 27 && this.hide() + }, this)) + } else if (!this.isShown) { + this.$element.off('keydown.dismiss.bs.modal') + } + } + + Modal.prototype.resize = function () { + if (this.isShown) { + $(window).on('resize.bs.modal', $.proxy(this.handleUpdate, this)) + } else { + $(window).off('resize.bs.modal') + } + } + + Modal.prototype.hideModal = function () { + var that = this + this.$element.hide() + this.backdrop(function () { + that.$body.removeClass('modal-open') + that.resetAdjustments() + that.resetScrollbar() + that.$element.trigger('hidden.bs.modal') + }) + } + + Modal.prototype.removeBackdrop = function () { + this.$backdrop && this.$backdrop.remove() + this.$backdrop = null + } + + Modal.prototype.backdrop = function (callback) { + var that = this + var animate = this.$element.hasClass('fade') ? 'fade' : '' + + if (this.isShown && this.options.backdrop) { + var doAnimate = $.support.transition && animate + + this.$backdrop = $(document.createElement('div')) + .addClass('modal-backdrop ' + animate) + .appendTo(this.$body) + + this.$element.on('click.dismiss.bs.modal', $.proxy(function (e) { + if (this.ignoreBackdropClick) { + this.ignoreBackdropClick = false + return + } + if (e.target !== e.currentTarget) return + this.options.backdrop == 'static' + ? this.$element[0].focus() + : this.hide() + }, this)) + + if (doAnimate) this.$backdrop[0].offsetWidth // force reflow + + this.$backdrop.addClass('in') + + if (!callback) return + + doAnimate ? + this.$backdrop + .one('bsTransitionEnd', callback) + .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) : + callback() + + } else if (!this.isShown && this.$backdrop) { + this.$backdrop.removeClass('in') + + var callbackRemove = function () { + that.removeBackdrop() + callback && callback() + } + $.support.transition && this.$element.hasClass('fade') ? + this.$backdrop + .one('bsTransitionEnd', callbackRemove) + .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) : + callbackRemove() + + } else if (callback) { + callback() + } + } + + // these following methods are used to handle overflowing modals + + Modal.prototype.handleUpdate = function () { + this.adjustDialog() + } + + Modal.prototype.adjustDialog = function () { + var modalIsOverflowing = this.$element[0].scrollHeight > document.documentElement.clientHeight + + this.$element.css({ + paddingLeft: !this.bodyIsOverflowing && modalIsOverflowing ? this.scrollbarWidth : '', + paddingRight: this.bodyIsOverflowing && !modalIsOverflowing ? this.scrollbarWidth : '' + }) + } + + Modal.prototype.resetAdjustments = function () { + this.$element.css({ + paddingLeft: '', + paddingRight: '' + }) + } + + Modal.prototype.checkScrollbar = function () { + var fullWindowWidth = window.innerWidth + if (!fullWindowWidth) { // workaround for missing window.innerWidth in IE8 + var documentElementRect = document.documentElement.getBoundingClientRect() + fullWindowWidth = documentElementRect.right - Math.abs(documentElementRect.left) + } + this.bodyIsOverflowing = document.body.clientWidth < fullWindowWidth + this.scrollbarWidth = this.measureScrollbar() + } + + Modal.prototype.setScrollbar = function () { + var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10) + this.originalBodyPad = document.body.style.paddingRight || '' + if (this.bodyIsOverflowing) this.$body.css('padding-right', bodyPad + this.scrollbarWidth) + } + + Modal.prototype.resetScrollbar = function () { + this.$body.css('padding-right', this.originalBodyPad) + } + + Modal.prototype.measureScrollbar = function () { // thx walsh + var scrollDiv = document.createElement('div') + scrollDiv.className = 'modal-scrollbar-measure' + this.$body.append(scrollDiv) + var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth + this.$body[0].removeChild(scrollDiv) + return scrollbarWidth + } + + + // MODAL PLUGIN DEFINITION + // ======================= + + function Plugin(option, _relatedTarget) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.modal') + var options = $.extend({}, Modal.DEFAULTS, $this.data(), typeof option == 'object' && option) + + if (!data) $this.data('bs.modal', (data = new Modal(this, options))) + if (typeof option == 'string') data[option](_relatedTarget) + else if (options.show) data.show(_relatedTarget) + }) + } + + var old = $.fn.modal + + $.fn.modal = Plugin + $.fn.modal.Constructor = Modal + + + // MODAL NO CONFLICT + // ================= + + $.fn.modal.noConflict = function () { + $.fn.modal = old + return this + } + + + // MODAL DATA-API + // ============== + + $(document).on('click.bs.modal.data-api', '[data-toggle="modal"]', function (e) { + var $this = $(this) + var href = $this.attr('href') + var $target = $($this.attr('data-target') || (href && href.replace(/.*(?=#[^\s]+$)/, ''))) // strip for ie7 + var option = $target.data('bs.modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data()) + + if ($this.is('a')) e.preventDefault() + + $target.one('show.bs.modal', function (showEvent) { + if (showEvent.isDefaultPrevented()) return // only register focus restorer if modal will actually get shown + $target.one('hidden.bs.modal', function () { + $this.is(':visible') && $this.trigger('focus') + }) + }) + Plugin.call($target, option, this) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: tooltip.js v3.3.5 + * http://getbootstrap.com/javascript/#tooltip + * Inspired by the original jQuery.tipsy by Jason Frame + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // TOOLTIP PUBLIC CLASS DEFINITION + // =============================== + + var Tooltip = function (element, options) { + this.type = null + this.options = null + this.enabled = null + this.timeout = null + this.hoverState = null + this.$element = null + this.inState = null + + this.init('tooltip', element, options) + } + + Tooltip.VERSION = '3.3.5' + + Tooltip.TRANSITION_DURATION = 150 + + Tooltip.DEFAULTS = { + animation: true, + placement: 'top', + selector: false, + template: '', + trigger: 'hover focus', + title: '', + delay: 0, + html: false, + container: false, + viewport: { + selector: 'body', + padding: 0 + } + } + + Tooltip.prototype.init = function (type, element, options) { + this.enabled = true + this.type = type + this.$element = $(element) + this.options = this.getOptions(options) + this.$viewport = this.options.viewport && $($.isFunction(this.options.viewport) ? this.options.viewport.call(this, this.$element) : (this.options.viewport.selector || this.options.viewport)) + this.inState = { click: false, hover: false, focus: false } + + if (this.$element[0] instanceof document.constructor && !this.options.selector) { + throw new Error('`selector` option must be specified when initializing ' + this.type + ' on the window.document object!') + } + + var triggers = this.options.trigger.split(' ') + + for (var i = triggers.length; i--;) { + var trigger = triggers[i] + + if (trigger == 'click') { + this.$element.on('click.' + this.type, this.options.selector, $.proxy(this.toggle, this)) + } else if (trigger != 'manual') { + var eventIn = trigger == 'hover' ? 'mouseenter' : 'focusin' + var eventOut = trigger == 'hover' ? 'mouseleave' : 'focusout' + + this.$element.on(eventIn + '.' + this.type, this.options.selector, $.proxy(this.enter, this)) + this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this)) + } + } + + this.options.selector ? + (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) : + this.fixTitle() + } + + Tooltip.prototype.getDefaults = function () { + return Tooltip.DEFAULTS + } + + Tooltip.prototype.getOptions = function (options) { + options = $.extend({}, this.getDefaults(), this.$element.data(), options) + + if (options.delay && typeof options.delay == 'number') { + options.delay = { + show: options.delay, + hide: options.delay + } + } + + return options + } + + Tooltip.prototype.getDelegateOptions = function () { + var options = {} + var defaults = this.getDefaults() + + this._options && $.each(this._options, function (key, value) { + if (defaults[key] != value) options[key] = value + }) + + return options + } + + Tooltip.prototype.enter = function (obj) { + var self = obj instanceof this.constructor ? + obj : $(obj.currentTarget).data('bs.' + this.type) + + if (!self) { + self = new this.constructor(obj.currentTarget, this.getDelegateOptions()) + $(obj.currentTarget).data('bs.' + this.type, self) + } + + if (obj instanceof $.Event) { + self.inState[obj.type == 'focusin' ? 'focus' : 'hover'] = true + } + + if (self.tip().hasClass('in') || self.hoverState == 'in') { + self.hoverState = 'in' + return + } + + clearTimeout(self.timeout) + + self.hoverState = 'in' + + if (!self.options.delay || !self.options.delay.show) return self.show() + + self.timeout = setTimeout(function () { + if (self.hoverState == 'in') self.show() + }, self.options.delay.show) + } + + Tooltip.prototype.isInStateTrue = function () { + for (var key in this.inState) { + if (this.inState[key]) return true + } + + return false + } + + Tooltip.prototype.leave = function (obj) { + var self = obj instanceof this.constructor ? + obj : $(obj.currentTarget).data('bs.' + this.type) + + if (!self) { + self = new this.constructor(obj.currentTarget, this.getDelegateOptions()) + $(obj.currentTarget).data('bs.' + this.type, self) + } + + if (obj instanceof $.Event) { + self.inState[obj.type == 'focusout' ? 'focus' : 'hover'] = false + } + + if (self.isInStateTrue()) return + + clearTimeout(self.timeout) + + self.hoverState = 'out' + + if (!self.options.delay || !self.options.delay.hide) return self.hide() + + self.timeout = setTimeout(function () { + if (self.hoverState == 'out') self.hide() + }, self.options.delay.hide) + } + + Tooltip.prototype.show = function () { + var e = $.Event('show.bs.' + this.type) + + if (this.hasContent() && this.enabled) { + this.$element.trigger(e) + + var inDom = $.contains(this.$element[0].ownerDocument.documentElement, this.$element[0]) + if (e.isDefaultPrevented() || !inDom) return + var that = this + + var $tip = this.tip() + + var tipId = this.getUID(this.type) + + this.setContent() + $tip.attr('id', tipId) + this.$element.attr('aria-describedby', tipId) + + if (this.options.animation) $tip.addClass('fade') + + var placement = typeof this.options.placement == 'function' ? + this.options.placement.call(this, $tip[0], this.$element[0]) : + this.options.placement + + var autoToken = /\s?auto?\s?/i + var autoPlace = autoToken.test(placement) + if (autoPlace) placement = placement.replace(autoToken, '') || 'top' + + $tip + .detach() + .css({ top: 0, left: 0, display: 'block' }) + .addClass(placement) + .data('bs.' + this.type, this) + + this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element) + this.$element.trigger('inserted.bs.' + this.type) + + var pos = this.getPosition() + var actualWidth = $tip[0].offsetWidth + var actualHeight = $tip[0].offsetHeight + + if (autoPlace) { + var orgPlacement = placement + var viewportDim = this.getPosition(this.$viewport) + + placement = placement == 'bottom' && pos.bottom + actualHeight > viewportDim.bottom ? 'top' : + placement == 'top' && pos.top - actualHeight < viewportDim.top ? 'bottom' : + placement == 'right' && pos.right + actualWidth > viewportDim.width ? 'left' : + placement == 'left' && pos.left - actualWidth < viewportDim.left ? 'right' : + placement + + $tip + .removeClass(orgPlacement) + .addClass(placement) + } + + var calculatedOffset = this.getCalculatedOffset(placement, pos, actualWidth, actualHeight) + + this.applyPlacement(calculatedOffset, placement) + + var complete = function () { + var prevHoverState = that.hoverState + that.$element.trigger('shown.bs.' + that.type) + that.hoverState = null + + if (prevHoverState == 'out') that.leave(that) + } + + $.support.transition && this.$tip.hasClass('fade') ? + $tip + .one('bsTransitionEnd', complete) + .emulateTransitionEnd(Tooltip.TRANSITION_DURATION) : + complete() + } + } + + Tooltip.prototype.applyPlacement = function (offset, placement) { + var $tip = this.tip() + var width = $tip[0].offsetWidth + var height = $tip[0].offsetHeight + + // manually read margins because getBoundingClientRect includes difference + var marginTop = parseInt($tip.css('margin-top'), 10) + var marginLeft = parseInt($tip.css('margin-left'), 10) + + // we must check for NaN for ie 8/9 + if (isNaN(marginTop)) marginTop = 0 + if (isNaN(marginLeft)) marginLeft = 0 + + offset.top += marginTop + offset.left += marginLeft + + // $.fn.offset doesn't round pixel values + // so we use setOffset directly with our own function B-0 + $.offset.setOffset($tip[0], $.extend({ + using: function (props) { + $tip.css({ + top: Math.round(props.top), + left: Math.round(props.left) + }) + } + }, offset), 0) + + $tip.addClass('in') + + // check to see if placing tip in new offset caused the tip to resize itself + var actualWidth = $tip[0].offsetWidth + var actualHeight = $tip[0].offsetHeight + + if (placement == 'top' && actualHeight != height) { + offset.top = offset.top + height - actualHeight + } + + var delta = this.getViewportAdjustedDelta(placement, offset, actualWidth, actualHeight) + + if (delta.left) offset.left += delta.left + else offset.top += delta.top + + var isVertical = /top|bottom/.test(placement) + var arrowDelta = isVertical ? delta.left * 2 - width + actualWidth : delta.top * 2 - height + actualHeight + var arrowOffsetPosition = isVertical ? 'offsetWidth' : 'offsetHeight' + + $tip.offset(offset) + this.replaceArrow(arrowDelta, $tip[0][arrowOffsetPosition], isVertical) + } + + Tooltip.prototype.replaceArrow = function (delta, dimension, isVertical) { + this.arrow() + .css(isVertical ? 'left' : 'top', 50 * (1 - delta / dimension) + '%') + .css(isVertical ? 'top' : 'left', '') + } + + Tooltip.prototype.setContent = function () { + var $tip = this.tip() + var title = this.getTitle() + + $tip.find('.tooltip-inner')[this.options.html ? 'html' : 'text'](title) + $tip.removeClass('fade in top bottom left right') + } + + Tooltip.prototype.hide = function (callback) { + var that = this + var $tip = $(this.$tip) + var e = $.Event('hide.bs.' + this.type) + + function complete() { + if (that.hoverState != 'in') $tip.detach() + that.$element + .removeAttr('aria-describedby') + .trigger('hidden.bs.' + that.type) + callback && callback() + } + + this.$element.trigger(e) + + if (e.isDefaultPrevented()) return + + $tip.removeClass('in') + + $.support.transition && $tip.hasClass('fade') ? + $tip + .one('bsTransitionEnd', complete) + .emulateTransitionEnd(Tooltip.TRANSITION_DURATION) : + complete() + + this.hoverState = null + + return this + } + + Tooltip.prototype.fixTitle = function () { + var $e = this.$element + if ($e.attr('title') || typeof $e.attr('data-original-title') != 'string') { + $e.attr('data-original-title', $e.attr('title') || '').attr('title', '') + } + } + + Tooltip.prototype.hasContent = function () { + return this.getTitle() + } + + Tooltip.prototype.getPosition = function ($element) { + $element = $element || this.$element + + var el = $element[0] + var isBody = el.tagName == 'BODY' + + var elRect = el.getBoundingClientRect() + if (elRect.width == null) { + // width and height are missing in IE8, so compute them manually; see https://github.com/twbs/bootstrap/issues/14093 + elRect = $.extend({}, elRect, { width: elRect.right - elRect.left, height: elRect.bottom - elRect.top }) + } + var elOffset = isBody ? { top: 0, left: 0 } : $element.offset() + var scroll = { scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : $element.scrollTop() } + var outerDims = isBody ? { width: $(window).width(), height: $(window).height() } : null + + return $.extend({}, elRect, scroll, outerDims, elOffset) + } + + Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) { + return placement == 'bottom' ? { top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2 } : + placement == 'top' ? { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2 } : + placement == 'left' ? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth } : + /* placement == 'right' */ { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width } + + } + + Tooltip.prototype.getViewportAdjustedDelta = function (placement, pos, actualWidth, actualHeight) { + var delta = { top: 0, left: 0 } + if (!this.$viewport) return delta + + var viewportPadding = this.options.viewport && this.options.viewport.padding || 0 + var viewportDimensions = this.getPosition(this.$viewport) + + if (/right|left/.test(placement)) { + var topEdgeOffset = pos.top - viewportPadding - viewportDimensions.scroll + var bottomEdgeOffset = pos.top + viewportPadding - viewportDimensions.scroll + actualHeight + if (topEdgeOffset < viewportDimensions.top) { // top overflow + delta.top = viewportDimensions.top - topEdgeOffset + } else if (bottomEdgeOffset > viewportDimensions.top + viewportDimensions.height) { // bottom overflow + delta.top = viewportDimensions.top + viewportDimensions.height - bottomEdgeOffset + } + } else { + var leftEdgeOffset = pos.left - viewportPadding + var rightEdgeOffset = pos.left + viewportPadding + actualWidth + if (leftEdgeOffset < viewportDimensions.left) { // left overflow + delta.left = viewportDimensions.left - leftEdgeOffset + } else if (rightEdgeOffset > viewportDimensions.right) { // right overflow + delta.left = viewportDimensions.left + viewportDimensions.width - rightEdgeOffset + } + } + + return delta + } + + Tooltip.prototype.getTitle = function () { + var title + var $e = this.$element + var o = this.options + + title = $e.attr('data-original-title') + || (typeof o.title == 'function' ? o.title.call($e[0]) : o.title) + + return title + } + + Tooltip.prototype.getUID = function (prefix) { + do prefix += ~~(Math.random() * 1000000) + while (document.getElementById(prefix)) + return prefix + } + + Tooltip.prototype.tip = function () { + if (!this.$tip) { + this.$tip = $(this.options.template) + if (this.$tip.length != 1) { + throw new Error(this.type + ' `template` option must consist of exactly 1 top-level element!') + } + } + return this.$tip + } + + Tooltip.prototype.arrow = function () { + return (this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow')) + } + + Tooltip.prototype.enable = function () { + this.enabled = true + } + + Tooltip.prototype.disable = function () { + this.enabled = false + } + + Tooltip.prototype.toggleEnabled = function () { + this.enabled = !this.enabled + } + + Tooltip.prototype.toggle = function (e) { + var self = this + if (e) { + self = $(e.currentTarget).data('bs.' + this.type) + if (!self) { + self = new this.constructor(e.currentTarget, this.getDelegateOptions()) + $(e.currentTarget).data('bs.' + this.type, self) + } + } + + if (e) { + self.inState.click = !self.inState.click + if (self.isInStateTrue()) self.enter(self) + else self.leave(self) + } else { + self.tip().hasClass('in') ? self.leave(self) : self.enter(self) + } + } + + Tooltip.prototype.destroy = function () { + var that = this + clearTimeout(this.timeout) + this.hide(function () { + that.$element.off('.' + that.type).removeData('bs.' + that.type) + if (that.$tip) { + that.$tip.detach() + } + that.$tip = null + that.$arrow = null + that.$viewport = null + }) + } + + + // TOOLTIP PLUGIN DEFINITION + // ========================= + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.tooltip') + var options = typeof option == 'object' && option + + if (!data && /destroy|hide/.test(option)) return + if (!data) $this.data('bs.tooltip', (data = new Tooltip(this, options))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.tooltip + + $.fn.tooltip = Plugin + $.fn.tooltip.Constructor = Tooltip + + + // TOOLTIP NO CONFLICT + // =================== + + $.fn.tooltip.noConflict = function () { + $.fn.tooltip = old + return this + } + +}(jQuery); + +/* ======================================================================== + * Bootstrap: popover.js v3.3.5 + * http://getbootstrap.com/javascript/#popovers + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // POPOVER PUBLIC CLASS DEFINITION + // =============================== + + var Popover = function (element, options) { + this.init('popover', element, options) + } + + if (!$.fn.tooltip) throw new Error('Popover requires tooltip.js') + + Popover.VERSION = '3.3.5' + + Popover.DEFAULTS = $.extend({}, $.fn.tooltip.Constructor.DEFAULTS, { + placement: 'right', + trigger: 'click', + content: '', + template: '' + }) + + + // NOTE: POPOVER EXTENDS tooltip.js + // ================================ + + Popover.prototype = $.extend({}, $.fn.tooltip.Constructor.prototype) + + Popover.prototype.constructor = Popover + + Popover.prototype.getDefaults = function () { + return Popover.DEFAULTS + } + + Popover.prototype.setContent = function () { + var $tip = this.tip() + var title = this.getTitle() + var content = this.getContent() + + $tip.find('.popover-title')[this.options.html ? 'html' : 'text'](title) + $tip.find('.popover-content').children().detach().end()[ // we use append for html objects to maintain js events + this.options.html ? (typeof content == 'string' ? 'html' : 'append') : 'text' + ](content) + + $tip.removeClass('fade top bottom left right in') + + // IE8 doesn't accept hiding via the `:empty` pseudo selector, we have to do + // this manually by checking the contents. + if (!$tip.find('.popover-title').html()) $tip.find('.popover-title').hide() + } + + Popover.prototype.hasContent = function () { + return this.getTitle() || this.getContent() + } + + Popover.prototype.getContent = function () { + var $e = this.$element + var o = this.options + + return $e.attr('data-content') + || (typeof o.content == 'function' ? + o.content.call($e[0]) : + o.content) + } + + Popover.prototype.arrow = function () { + return (this.$arrow = this.$arrow || this.tip().find('.arrow')) + } + + + // POPOVER PLUGIN DEFINITION + // ========================= + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.popover') + var options = typeof option == 'object' && option + + if (!data && /destroy|hide/.test(option)) return + if (!data) $this.data('bs.popover', (data = new Popover(this, options))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.popover + + $.fn.popover = Plugin + $.fn.popover.Constructor = Popover + + + // POPOVER NO CONFLICT + // =================== + + $.fn.popover.noConflict = function () { + $.fn.popover = old + return this + } + +}(jQuery); + +/* ======================================================================== + * Bootstrap: scrollspy.js v3.3.5 + * http://getbootstrap.com/javascript/#scrollspy + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // SCROLLSPY CLASS DEFINITION + // ========================== + + function ScrollSpy(element, options) { + this.$body = $(document.body) + this.$scrollElement = $(element).is(document.body) ? $(window) : $(element) + this.options = $.extend({}, ScrollSpy.DEFAULTS, options) + this.selector = (this.options.target || '') + ' .nav li > a' + this.offsets = [] + this.targets = [] + this.activeTarget = null + this.scrollHeight = 0 + + this.$scrollElement.on('scroll.bs.scrollspy', $.proxy(this.process, this)) + this.refresh() + this.process() + } + + ScrollSpy.VERSION = '3.3.5' + + ScrollSpy.DEFAULTS = { + offset: 10 + } + + ScrollSpy.prototype.getScrollHeight = function () { + return this.$scrollElement[0].scrollHeight || Math.max(this.$body[0].scrollHeight, document.documentElement.scrollHeight) + } + + ScrollSpy.prototype.refresh = function () { + var that = this + var offsetMethod = 'offset' + var offsetBase = 0 + + this.offsets = [] + this.targets = [] + this.scrollHeight = this.getScrollHeight() + + if (!$.isWindow(this.$scrollElement[0])) { + offsetMethod = 'position' + offsetBase = this.$scrollElement.scrollTop() + } + + this.$body + .find(this.selector) + .map(function () { + var $el = $(this) + var href = $el.data('target') || $el.attr('href') + var $href = /^#./.test(href) && $(href) + + return ($href + && $href.length + && $href.is(':visible') + && [[$href[offsetMethod]().top + offsetBase, href]]) || null + }) + .sort(function (a, b) { return a[0] - b[0] }) + .each(function () { + that.offsets.push(this[0]) + that.targets.push(this[1]) + }) + } + + ScrollSpy.prototype.process = function () { + var scrollTop = this.$scrollElement.scrollTop() + this.options.offset + var scrollHeight = this.getScrollHeight() + var maxScroll = this.options.offset + scrollHeight - this.$scrollElement.height() + var offsets = this.offsets + var targets = this.targets + var activeTarget = this.activeTarget + var i + + if (this.scrollHeight != scrollHeight) { + this.refresh() + } + + if (scrollTop >= maxScroll) { + return activeTarget != (i = targets[targets.length - 1]) && this.activate(i) + } + + if (activeTarget && scrollTop < offsets[0]) { + this.activeTarget = null + return this.clear() + } + + for (i = offsets.length; i--;) { + activeTarget != targets[i] + && scrollTop >= offsets[i] + && (offsets[i + 1] === undefined || scrollTop < offsets[i + 1]) + && this.activate(targets[i]) + } + } + + ScrollSpy.prototype.activate = function (target) { + this.activeTarget = target + + this.clear() + + var selector = this.selector + + '[data-target="' + target + '"],' + + this.selector + '[href="' + target + '"]' + + var active = $(selector) + .parents('li') + .addClass('active') + + if (active.parent('.dropdown-menu').length) { + active = active + .closest('li.dropdown') + .addClass('active') + } + + active.trigger('activate.bs.scrollspy') + } + + ScrollSpy.prototype.clear = function () { + $(this.selector) + .parentsUntil(this.options.target, '.active') + .removeClass('active') + } + + + // SCROLLSPY PLUGIN DEFINITION + // =========================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.scrollspy') + var options = typeof option == 'object' && option + + if (!data) $this.data('bs.scrollspy', (data = new ScrollSpy(this, options))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.scrollspy + + $.fn.scrollspy = Plugin + $.fn.scrollspy.Constructor = ScrollSpy + + + // SCROLLSPY NO CONFLICT + // ===================== + + $.fn.scrollspy.noConflict = function () { + $.fn.scrollspy = old + return this + } + + + // SCROLLSPY DATA-API + // ================== + + $(window).on('load.bs.scrollspy.data-api', function () { + $('[data-spy="scroll"]').each(function () { + var $spy = $(this) + Plugin.call($spy, $spy.data()) + }) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: tab.js v3.3.5 + * http://getbootstrap.com/javascript/#tabs + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // TAB CLASS DEFINITION + // ==================== + + var Tab = function (element) { + // jscs:disable requireDollarBeforejQueryAssignment + this.element = $(element) + // jscs:enable requireDollarBeforejQueryAssignment + } + + Tab.VERSION = '3.3.5' + + Tab.TRANSITION_DURATION = 150 + + Tab.prototype.show = function () { + var $this = this.element + var $ul = $this.closest('ul:not(.dropdown-menu)') + var selector = $this.data('target') + + if (!selector) { + selector = $this.attr('href') + selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7 + } + + if ($this.parent('li').hasClass('active')) return + + var $previous = $ul.find('.active:last a') + var hideEvent = $.Event('hide.bs.tab', { + relatedTarget: $this[0] + }) + var showEvent = $.Event('show.bs.tab', { + relatedTarget: $previous[0] + }) + + $previous.trigger(hideEvent) + $this.trigger(showEvent) + + if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) return + + var $target = $(selector) + + this.activate($this.closest('li'), $ul) + this.activate($target, $target.parent(), function () { + $previous.trigger({ + type: 'hidden.bs.tab', + relatedTarget: $this[0] + }) + $this.trigger({ + type: 'shown.bs.tab', + relatedTarget: $previous[0] + }) + }) + } + + Tab.prototype.activate = function (element, container, callback) { + var $active = container.find('> .active') + var transition = callback + && $.support.transition + && ($active.length && $active.hasClass('fade') || !!container.find('> .fade').length) + + function next() { + $active + .removeClass('active') + .find('> .dropdown-menu > .active') + .removeClass('active') + .end() + .find('[data-toggle="tab"]') + .attr('aria-expanded', false) + + element + .addClass('active') + .find('[data-toggle="tab"]') + .attr('aria-expanded', true) + + if (transition) { + element[0].offsetWidth // reflow for transition + element.addClass('in') + } else { + element.removeClass('fade') + } + + if (element.parent('.dropdown-menu').length) { + element + .closest('li.dropdown') + .addClass('active') + .end() + .find('[data-toggle="tab"]') + .attr('aria-expanded', true) + } + + callback && callback() + } + + $active.length && transition ? + $active + .one('bsTransitionEnd', next) + .emulateTransitionEnd(Tab.TRANSITION_DURATION) : + next() + + $active.removeClass('in') + } + + + // TAB PLUGIN DEFINITION + // ===================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.tab') + + if (!data) $this.data('bs.tab', (data = new Tab(this))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.tab + + $.fn.tab = Plugin + $.fn.tab.Constructor = Tab + + + // TAB NO CONFLICT + // =============== + + $.fn.tab.noConflict = function () { + $.fn.tab = old + return this + } + + + // TAB DATA-API + // ============ + + var clickHandler = function (e) { + e.preventDefault() + Plugin.call($(this), 'show') + } + + $(document) + .on('click.bs.tab.data-api', '[data-toggle="tab"]', clickHandler) + .on('click.bs.tab.data-api', '[data-toggle="pill"]', clickHandler) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: affix.js v3.3.5 + * http://getbootstrap.com/javascript/#affix + * ======================================================================== + * Copyright 2011-2015 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // AFFIX CLASS DEFINITION + // ====================== + + var Affix = function (element, options) { + this.options = $.extend({}, Affix.DEFAULTS, options) + + this.$target = $(this.options.target) + .on('scroll.bs.affix.data-api', $.proxy(this.checkPosition, this)) + .on('click.bs.affix.data-api', $.proxy(this.checkPositionWithEventLoop, this)) + + this.$element = $(element) + this.affixed = null + this.unpin = null + this.pinnedOffset = null + + this.checkPosition() + } + + Affix.VERSION = '3.3.5' + + Affix.RESET = 'affix affix-top affix-bottom' + + Affix.DEFAULTS = { + offset: 0, + target: window + } + + Affix.prototype.getState = function (scrollHeight, height, offsetTop, offsetBottom) { + var scrollTop = this.$target.scrollTop() + var position = this.$element.offset() + var targetHeight = this.$target.height() + + if (offsetTop != null && this.affixed == 'top') return scrollTop < offsetTop ? 'top' : false + + if (this.affixed == 'bottom') { + if (offsetTop != null) return (scrollTop + this.unpin <= position.top) ? false : 'bottom' + return (scrollTop + targetHeight <= scrollHeight - offsetBottom) ? false : 'bottom' + } + + var initializing = this.affixed == null + var colliderTop = initializing ? scrollTop : position.top + var colliderHeight = initializing ? targetHeight : height + + if (offsetTop != null && scrollTop <= offsetTop) return 'top' + if (offsetBottom != null && (colliderTop + colliderHeight >= scrollHeight - offsetBottom)) return 'bottom' + + return false + } + + Affix.prototype.getPinnedOffset = function () { + if (this.pinnedOffset) return this.pinnedOffset + this.$element.removeClass(Affix.RESET).addClass('affix') + var scrollTop = this.$target.scrollTop() + var position = this.$element.offset() + return (this.pinnedOffset = position.top - scrollTop) + } + + Affix.prototype.checkPositionWithEventLoop = function () { + setTimeout($.proxy(this.checkPosition, this), 1) + } + + Affix.prototype.checkPosition = function () { + if (!this.$element.is(':visible')) return + + var height = this.$element.height() + var offset = this.options.offset + var offsetTop = offset.top + var offsetBottom = offset.bottom + var scrollHeight = Math.max($(document).height(), $(document.body).height()) + + if (typeof offset != 'object') offsetBottom = offsetTop = offset + if (typeof offsetTop == 'function') offsetTop = offset.top(this.$element) + if (typeof offsetBottom == 'function') offsetBottom = offset.bottom(this.$element) + + var affix = this.getState(scrollHeight, height, offsetTop, offsetBottom) + + if (this.affixed != affix) { + if (this.unpin != null) this.$element.css('top', '') + + var affixType = 'affix' + (affix ? '-' + affix : '') + var e = $.Event(affixType + '.bs.affix') + + this.$element.trigger(e) + + if (e.isDefaultPrevented()) return + + this.affixed = affix + this.unpin = affix == 'bottom' ? this.getPinnedOffset() : null + + this.$element + .removeClass(Affix.RESET) + .addClass(affixType) + .trigger(affixType.replace('affix', 'affixed') + '.bs.affix') + } + + if (affix == 'bottom') { + this.$element.offset({ + top: scrollHeight - height - offsetBottom + }) + } + } + + + // AFFIX PLUGIN DEFINITION + // ======================= + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.affix') + var options = typeof option == 'object' && option + + if (!data) $this.data('bs.affix', (data = new Affix(this, options))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.affix + + $.fn.affix = Plugin + $.fn.affix.Constructor = Affix + + + // AFFIX NO CONFLICT + // ================= + + $.fn.affix.noConflict = function () { + $.fn.affix = old + return this + } + + + // AFFIX DATA-API + // ============== + + $(window).on('load', function () { + $('[data-spy="affix"]').each(function () { + var $spy = $(this) + var data = $spy.data() + + data.offset = data.offset || {} + + if (data.offsetBottom != null) data.offset.bottom = data.offsetBottom + if (data.offsetTop != null) data.offset.top = data.offsetTop + + Plugin.call($spy, data) + }) + }) + +}(jQuery); diff --git a/static/src/js/lib/bootstrap/bootstrap.min.js b/static/src/js/lib/bootstrap/bootstrap.min.js new file mode 100644 index 00000000..133aeecb --- /dev/null +++ b/static/src/js/lib/bootstrap/bootstrap.min.js @@ -0,0 +1,7 @@ +/*! + * Bootstrap v3.3.5 (http://getbootstrap.com) + * Copyright 2011-2015 Twitter, Inc. + * Licensed under the MIT license + */ +if("undefined"==typeof jQuery)throw new Error("Bootstrap's JavaScript requires jQuery");+function(a){"use strict";var b=a.fn.jquery.split(" 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Distributed under an MIT license: http://codemirror.net/LICENSE + +// This is CodeMirror (http://codemirror.net), a code editor +// implemented in JavaScript on top of the browser's DOM. +// +// You can find some technical background for some of the code below +// at http://marijnhaverbeke.nl/blog/#cm-internals . + +(function(mod) { + if (typeof exports == "object" && typeof module == "object") // CommonJS + module.exports = mod(); + else if (typeof define == "function" && define.amd) // AMD + return define([], mod); + else // Plain browser env + this.CodeMirror = mod(); +})(function() { + "use strict"; + + // BROWSER SNIFFING + + // Kludges for bugs and behavior differences that can't be feature + // detected are enabled based on userAgent etc sniffing. + + var gecko = /gecko\/\d/i.test(navigator.userAgent); + var ie_upto10 = /MSIE \d/.test(navigator.userAgent); + var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent); + var ie = ie_upto10 || ie_11up; + var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : ie_11up[1]); + var webkit = /WebKit\//.test(navigator.userAgent); + var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(navigator.userAgent); + var chrome = /Chrome\//.test(navigator.userAgent); + var presto = /Opera\//.test(navigator.userAgent); + var safari = /Apple Computer/.test(navigator.vendor); + var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(navigator.userAgent); + var phantom = /PhantomJS/.test(navigator.userAgent); + + var ios = /AppleWebKit/.test(navigator.userAgent) && /Mobile\/\w+/.test(navigator.userAgent); + // This is woefully incomplete. Suggestions for alternative methods welcome. + var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(navigator.userAgent); + var mac = ios || /Mac/.test(navigator.platform); + var windows = /win/i.test(navigator.platform); + + var presto_version = presto && navigator.userAgent.match(/Version\/(\d*\.\d*)/); + if (presto_version) presto_version = Number(presto_version[1]); + if (presto_version && presto_version >= 15) { presto = false; webkit = true; } + // Some browsers use the wrong event properties to signal cmd/ctrl on OS X + var flipCtrlCmd = mac && (qtwebkit || presto && (presto_version == null || presto_version < 12.11)); + var captureRightClick = gecko || (ie && ie_version >= 9); + + // Optimize some code when these features are not used. + var sawReadOnlySpans = false, sawCollapsedSpans = false; + + // EDITOR CONSTRUCTOR + + // A CodeMirror instance represents an editor. This is the object + // that user code is usually dealing with. + + function CodeMirror(place, options) { + if (!(this instanceof CodeMirror)) return new CodeMirror(place, options); + + this.options = options = options ? copyObj(options) : {}; + // Determine effective options based on given values and defaults. + copyObj(defaults, options, false); + setGuttersForLineNumbers(options); + + var doc = options.value; + if (typeof doc == "string") doc = new Doc(doc, options.mode); + this.doc = doc; + + var input = new CodeMirror.inputStyles[options.inputStyle](this); + var display = this.display = new Display(place, doc, input); + display.wrapper.CodeMirror = this; + updateGutters(this); + themeChanged(this); + if (options.lineWrapping) + this.display.wrapper.className += " CodeMirror-wrap"; + if (options.autofocus && !mobile) display.input.focus(); + initScrollbars(this); + + this.state = { + keyMaps: [], // stores maps added by addKeyMap + overlays: [], // highlighting overlays, as added by addOverlay + modeGen: 0, // bumped when mode/overlay changes, used to invalidate highlighting info + overwrite: false, + delayingBlurEvent: false, + focused: false, + suppressEdits: false, // used to disable editing during key handlers when in readOnly mode + pasteIncoming: false, cutIncoming: false, // help recognize paste/cut edits in input.poll + draggingText: false, + highlight: new Delayed(), // stores highlight worker timeout + keySeq: null, // Unfinished key sequence + specialChars: null + }; + + var cm = this; + + // Override magic textarea content restore that IE sometimes does + // on our hidden textarea on reload + if (ie && ie_version < 11) setTimeout(function() { cm.display.input.reset(true); }, 20); + + registerEventHandlers(this); + ensureGlobalHandlers(); + + startOperation(this); + this.curOp.forceUpdate = true; + attachDoc(this, doc); + + if ((options.autofocus && !mobile) || cm.hasFocus()) + setTimeout(bind(onFocus, this), 20); + else + onBlur(this); + + for (var opt in optionHandlers) if (optionHandlers.hasOwnProperty(opt)) + optionHandlers[opt](this, options[opt], Init); + maybeUpdateLineNumberWidth(this); + if (options.finishInit) options.finishInit(this); + for (var i = 0; i < initHooks.length; ++i) initHooks[i](this); + endOperation(this); + // Suppress optimizelegibility in Webkit, since it breaks text + // measuring on line wrapping boundaries. + if (webkit && options.lineWrapping && + getComputedStyle(display.lineDiv).textRendering == "optimizelegibility") + display.lineDiv.style.textRendering = "auto"; + } + + // DISPLAY CONSTRUCTOR + + // The display handles the DOM integration, both for input reading + // and content drawing. It holds references to DOM nodes and + // display-related state. + + function Display(place, doc, input) { + var d = this; + this.input = input; + + // Covers bottom-right square when both scrollbars are present. + d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler"); + d.scrollbarFiller.setAttribute("cm-not-content", "true"); + // Covers bottom of gutter when coverGutterNextToScrollbar is on + // and h scrollbar is present. + d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler"); + d.gutterFiller.setAttribute("cm-not-content", "true"); + // Will contain the actual code, positioned to cover the viewport. + d.lineDiv = elt("div", null, "CodeMirror-code"); + // Elements are added to these to represent selection and cursors. + d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1"); + d.cursorDiv = elt("div", null, "CodeMirror-cursors"); + // A visibility: hidden element used to find the size of things. + d.measure = elt("div", null, "CodeMirror-measure"); + // When lines outside of the viewport are measured, they are drawn in this. + d.lineMeasure = elt("div", null, "CodeMirror-measure"); + // Wraps everything that needs to exist inside the vertically-padded coordinate system + d.lineSpace = elt("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv], + null, "position: relative; outline: none"); + // Moved around its parent to cover visible view. + d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative"); + // Set to the height of the document, allowing scrolling. + d.sizer = elt("div", [d.mover], "CodeMirror-sizer"); + d.sizerWidth = null; + // Behavior of elts with overflow: auto and padding is + // inconsistent across browsers. This is used to ensure the + // scrollable area is big enough. + d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerGap + "px; width: 1px;"); + // Will contain the gutters, if any. + d.gutters = elt("div", null, "CodeMirror-gutters"); + d.lineGutter = null; + // Actual scrollable element. + d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll"); + d.scroller.setAttribute("tabIndex", "-1"); + // The element in which the editor lives. + d.wrapper = elt("div", [d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror"); + + // Work around IE7 z-index bug (not perfect, hence IE7 not really being supported) + if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; } + if (!webkit && !(gecko && mobile)) d.scroller.draggable = true; + + if (place) { + if (place.appendChild) place.appendChild(d.wrapper); + else place(d.wrapper); + } + + // Current rendered range (may be bigger than the view window). + d.viewFrom = d.viewTo = doc.first; + d.reportedViewFrom = d.reportedViewTo = doc.first; + // Information about the rendered lines. + d.view = []; + d.renderedView = null; + // Holds info about a single rendered line when it was rendered + // for measurement, while not in view. + d.externalMeasured = null; + // Empty space (in pixels) above the view + d.viewOffset = 0; + d.lastWrapHeight = d.lastWrapWidth = 0; + d.updateLineNumbers = null; + + d.nativeBarWidth = d.barHeight = d.barWidth = 0; + d.scrollbarsClipped = false; + + // Used to only resize the line number gutter when necessary (when + // the amount of lines crosses a boundary that makes its width change) + d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null; + // Set to true when a non-horizontal-scrolling line widget is + // added. As an optimization, line widget aligning is skipped when + // this is false. + d.alignWidgets = false; + + d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null; + + // Tracks the maximum line length so that the horizontal scrollbar + // can be kept static when scrolling. + d.maxLine = null; + d.maxLineLength = 0; + d.maxLineChanged = false; + + // Used for measuring wheel scrolling granularity + d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null; + + // True when shift is held down. + d.shift = false; + + // Used to track whether anything happened since the context menu + // was opened. + d.selForContextMenu = null; + + d.activeTouch = null; + + input.init(d); + } + + // STATE UPDATES + + // Used to get the editor into a consistent state again when options change. + + function loadMode(cm) { + cm.doc.mode = CodeMirror.getMode(cm.options, cm.doc.modeOption); + resetModeState(cm); + } + + function resetModeState(cm) { + cm.doc.iter(function(line) { + if (line.stateAfter) line.stateAfter = null; + if (line.styles) line.styles = null; + }); + cm.doc.frontier = cm.doc.first; + startWorker(cm, 100); + cm.state.modeGen++; + if (cm.curOp) regChange(cm); + } + + function wrappingChanged(cm) { + if (cm.options.lineWrapping) { + addClass(cm.display.wrapper, "CodeMirror-wrap"); + cm.display.sizer.style.minWidth = ""; + cm.display.sizerWidth = null; + } else { + rmClass(cm.display.wrapper, "CodeMirror-wrap"); + findMaxLine(cm); + } + estimateLineHeights(cm); + regChange(cm); + clearCaches(cm); + setTimeout(function(){updateScrollbars(cm);}, 100); + } + + // Returns a function that estimates the height of a line, to use as + // first approximation until the line becomes visible (and is thus + // properly measurable). + function estimateHeight(cm) { + var th = textHeight(cm.display), wrapping = cm.options.lineWrapping; + var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3); + return function(line) { + if (lineIsHidden(cm.doc, line)) return 0; + + var widgetsHeight = 0; + if (line.widgets) for (var i = 0; i < line.widgets.length; i++) { + if (line.widgets[i].height) widgetsHeight += line.widgets[i].height; + } + + if (wrapping) + return widgetsHeight + (Math.ceil(line.text.length / perLine) || 1) * th; + else + return widgetsHeight + th; + }; + } + + function estimateLineHeights(cm) { + var doc = cm.doc, est = estimateHeight(cm); + doc.iter(function(line) { + var estHeight = est(line); + if (estHeight != line.height) updateLineHeight(line, estHeight); + }); + } + + function themeChanged(cm) { + cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") + + cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-"); + clearCaches(cm); + } + + function guttersChanged(cm) { + updateGutters(cm); + regChange(cm); + setTimeout(function(){alignHorizontally(cm);}, 20); + } + + // Rebuild the gutter elements, ensure the margin to the left of the + // code matches their width. + function updateGutters(cm) { + var gutters = cm.display.gutters, specs = cm.options.gutters; + removeChildren(gutters); + for (var i = 0; i < specs.length; ++i) { + var gutterClass = specs[i]; + var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass)); + if (gutterClass == "CodeMirror-linenumbers") { + cm.display.lineGutter = gElt; + gElt.style.width = (cm.display.lineNumWidth || 1) + "px"; + } + } + gutters.style.display = i ? "" : "none"; + updateGutterSpace(cm); + } + + function updateGutterSpace(cm) { + var width = cm.display.gutters.offsetWidth; + cm.display.sizer.style.marginLeft = width + "px"; + } + + // Compute the character length of a line, taking into account + // collapsed ranges (see markText) that might hide parts, and join + // other lines onto it. + function lineLength(line) { + if (line.height == 0) return 0; + var len = line.text.length, merged, cur = line; + while (merged = collapsedSpanAtStart(cur)) { + var found = merged.find(0, true); + cur = found.from.line; + len += found.from.ch - found.to.ch; + } + cur = line; + while (merged = collapsedSpanAtEnd(cur)) { + var found = merged.find(0, true); + len -= cur.text.length - found.from.ch; + cur = found.to.line; + len += cur.text.length - found.to.ch; + } + return len; + } + + // Find the longest line in the document. + function findMaxLine(cm) { + var d = cm.display, doc = cm.doc; + d.maxLine = getLine(doc, doc.first); + d.maxLineLength = lineLength(d.maxLine); + d.maxLineChanged = true; + doc.iter(function(line) { + var len = lineLength(line); + if (len > d.maxLineLength) { + d.maxLineLength = len; + d.maxLine = line; + } + }); + } + + // Make sure the gutters options contains the element + // "CodeMirror-linenumbers" when the lineNumbers option is true. + function setGuttersForLineNumbers(options) { + var found = indexOf(options.gutters, "CodeMirror-linenumbers"); + if (found == -1 && options.lineNumbers) { + options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]); + } else if (found > -1 && !options.lineNumbers) { + options.gutters = options.gutters.slice(0); + options.gutters.splice(found, 1); + } + } + + // SCROLLBARS + + // Prepare DOM reads needed to update the scrollbars. Done in one + // shot to minimize update/measure roundtrips. + function measureForScrollbars(cm) { + var d = cm.display, gutterW = d.gutters.offsetWidth; + var docH = Math.round(cm.doc.height + paddingVert(cm.display)); + return { + clientHeight: d.scroller.clientHeight, + viewHeight: d.wrapper.clientHeight, + scrollWidth: d.scroller.scrollWidth, clientWidth: d.scroller.clientWidth, + viewWidth: d.wrapper.clientWidth, + barLeft: cm.options.fixedGutter ? gutterW : 0, + docHeight: docH, + scrollHeight: docH + scrollGap(cm) + d.barHeight, + nativeBarWidth: d.nativeBarWidth, + gutterWidth: gutterW + }; + } + + function NativeScrollbars(place, scroll, cm) { + this.cm = cm; + var vert = this.vert = elt("div", [elt("div", null, null, "min-width: 1px")], "CodeMirror-vscrollbar"); + var horiz = this.horiz = elt("div", [elt("div", null, null, "height: 100%; min-height: 1px")], "CodeMirror-hscrollbar"); + place(vert); place(horiz); + + on(vert, "scroll", function() { + if (vert.clientHeight) scroll(vert.scrollTop, "vertical"); + }); + on(horiz, "scroll", function() { + if (horiz.clientWidth) scroll(horiz.scrollLeft, "horizontal"); + }); + + this.checkedOverlay = false; + // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8). + if (ie && ie_version < 8) this.horiz.style.minHeight = this.vert.style.minWidth = "18px"; + } + + NativeScrollbars.prototype = copyObj({ + update: function(measure) { + var needsH = measure.scrollWidth > measure.clientWidth + 1; + var needsV = measure.scrollHeight > measure.clientHeight + 1; + var sWidth = measure.nativeBarWidth; + + if (needsV) { + this.vert.style.display = "block"; + this.vert.style.bottom = needsH ? sWidth + "px" : "0"; + var totalHeight = measure.viewHeight - (needsH ? sWidth : 0); + // A bug in IE8 can cause this value to be negative, so guard it. + this.vert.firstChild.style.height = + Math.max(0, measure.scrollHeight - measure.clientHeight + totalHeight) + "px"; + } else { + this.vert.style.display = ""; + this.vert.firstChild.style.height = "0"; + } + + if (needsH) { + this.horiz.style.display = "block"; + this.horiz.style.right = needsV ? sWidth + "px" : "0"; + this.horiz.style.left = measure.barLeft + "px"; + var totalWidth = measure.viewWidth - measure.barLeft - (needsV ? sWidth : 0); + this.horiz.firstChild.style.width = + (measure.scrollWidth - measure.clientWidth + totalWidth) + "px"; + } else { + this.horiz.style.display = ""; + this.horiz.firstChild.style.width = "0"; + } + + if (!this.checkedOverlay && measure.clientHeight > 0) { + if (sWidth == 0) this.overlayHack(); + this.checkedOverlay = true; + } + + return {right: needsV ? sWidth : 0, bottom: needsH ? sWidth : 0}; + }, + setScrollLeft: function(pos) { + if (this.horiz.scrollLeft != pos) this.horiz.scrollLeft = pos; + }, + setScrollTop: function(pos) { + if (this.vert.scrollTop != pos) this.vert.scrollTop = pos; + }, + overlayHack: function() { + var w = mac && !mac_geMountainLion ? "12px" : "18px"; + this.horiz.style.minHeight = this.vert.style.minWidth = w; + var self = this; + var barMouseDown = function(e) { + if (e_target(e) != self.vert && e_target(e) != self.horiz) + operation(self.cm, onMouseDown)(e); + }; + on(this.vert, "mousedown", barMouseDown); + on(this.horiz, "mousedown", barMouseDown); + }, + clear: function() { + var parent = this.horiz.parentNode; + parent.removeChild(this.horiz); + parent.removeChild(this.vert); + } + }, NativeScrollbars.prototype); + + function NullScrollbars() {} + + NullScrollbars.prototype = copyObj({ + update: function() { return {bottom: 0, right: 0}; }, + setScrollLeft: function() {}, + setScrollTop: function() {}, + clear: function() {} + }, NullScrollbars.prototype); + + CodeMirror.scrollbarModel = {"native": NativeScrollbars, "null": NullScrollbars}; + + function initScrollbars(cm) { + if (cm.display.scrollbars) { + cm.display.scrollbars.clear(); + if (cm.display.scrollbars.addClass) + rmClass(cm.display.wrapper, cm.display.scrollbars.addClass); + } + + cm.display.scrollbars = new CodeMirror.scrollbarModel[cm.options.scrollbarStyle](function(node) { + cm.display.wrapper.insertBefore(node, cm.display.scrollbarFiller); + // Prevent clicks in the scrollbars from killing focus + on(node, "mousedown", function() { + if (cm.state.focused) setTimeout(function() { cm.display.input.focus(); }, 0); + }); + node.setAttribute("cm-not-content", "true"); + }, function(pos, axis) { + if (axis == "horizontal") setScrollLeft(cm, pos); + else setScrollTop(cm, pos); + }, cm); + if (cm.display.scrollbars.addClass) + addClass(cm.display.wrapper, cm.display.scrollbars.addClass); + } + + function updateScrollbars(cm, measure) { + if (!measure) measure = measureForScrollbars(cm); + var startWidth = cm.display.barWidth, startHeight = cm.display.barHeight; + updateScrollbarsInner(cm, measure); + for (var i = 0; i < 4 && startWidth != cm.display.barWidth || startHeight != cm.display.barHeight; i++) { + if (startWidth != cm.display.barWidth && cm.options.lineWrapping) + updateHeightsInViewport(cm); + updateScrollbarsInner(cm, measureForScrollbars(cm)); + startWidth = cm.display.barWidth; startHeight = cm.display.barHeight; + } + } + + // Re-synchronize the fake scrollbars with the actual size of the + // content. + function updateScrollbarsInner(cm, measure) { + var d = cm.display; + var sizes = d.scrollbars.update(measure); + + d.sizer.style.paddingRight = (d.barWidth = sizes.right) + "px"; + d.sizer.style.paddingBottom = (d.barHeight = sizes.bottom) + "px"; + + if (sizes.right && sizes.bottom) { + d.scrollbarFiller.style.display = "block"; + d.scrollbarFiller.style.height = sizes.bottom + "px"; + d.scrollbarFiller.style.width = sizes.right + "px"; + } else d.scrollbarFiller.style.display = ""; + if (sizes.bottom && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) { + d.gutterFiller.style.display = "block"; + d.gutterFiller.style.height = sizes.bottom + "px"; + d.gutterFiller.style.width = measure.gutterWidth + "px"; + } else d.gutterFiller.style.display = ""; + } + + // Compute the lines that are visible in a given viewport (defaults + // the the current scroll position). viewport may contain top, + // height, and ensure (see op.scrollToPos) properties. + function visibleLines(display, doc, viewport) { + var top = viewport && viewport.top != null ? Math.max(0, viewport.top) : display.scroller.scrollTop; + top = Math.floor(top - paddingTop(display)); + var bottom = viewport && viewport.bottom != null ? viewport.bottom : top + display.wrapper.clientHeight; + + var from = lineAtHeight(doc, top), to = lineAtHeight(doc, bottom); + // Ensure is a {from: {line, ch}, to: {line, ch}} object, and + // forces those lines into the viewport (if possible). + if (viewport && viewport.ensure) { + var ensureFrom = viewport.ensure.from.line, ensureTo = viewport.ensure.to.line; + if (ensureFrom < from) { + from = ensureFrom; + to = lineAtHeight(doc, heightAtLine(getLine(doc, ensureFrom)) + display.wrapper.clientHeight); + } else if (Math.min(ensureTo, doc.lastLine()) >= to) { + from = lineAtHeight(doc, heightAtLine(getLine(doc, ensureTo)) - display.wrapper.clientHeight); + to = ensureTo; + } + } + return {from: from, to: Math.max(to, from + 1)}; + } + + // LINE NUMBERS + + // Re-align line numbers and gutter marks to compensate for + // horizontal scrolling. + function alignHorizontally(cm) { + var display = cm.display, view = display.view; + if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return; + var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft; + var gutterW = display.gutters.offsetWidth, left = comp + "px"; + for (var i = 0; i < view.length; i++) if (!view[i].hidden) { + if (cm.options.fixedGutter && view[i].gutter) + view[i].gutter.style.left = left; + var align = view[i].alignable; + if (align) for (var j = 0; j < align.length; j++) + align[j].style.left = left; + } + if (cm.options.fixedGutter) + display.gutters.style.left = (comp + gutterW) + "px"; + } + + // Used to ensure that the line number gutter is still the right + // size for the current document size. Returns true when an update + // is needed. + function maybeUpdateLineNumberWidth(cm) { + if (!cm.options.lineNumbers) return false; + var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display; + if (last.length != display.lineNumChars) { + var test = display.measure.appendChild(elt("div", [elt("div", last)], + "CodeMirror-linenumber CodeMirror-gutter-elt")); + var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW; + display.lineGutter.style.width = ""; + display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1; + display.lineNumWidth = display.lineNumInnerWidth + padding; + display.lineNumChars = display.lineNumInnerWidth ? last.length : -1; + display.lineGutter.style.width = display.lineNumWidth + "px"; + updateGutterSpace(cm); + return true; + } + return false; + } + + function lineNumberFor(options, i) { + return String(options.lineNumberFormatter(i + options.firstLineNumber)); + } + + // Computes display.scroller.scrollLeft + display.gutters.offsetWidth, + // but using getBoundingClientRect to get a sub-pixel-accurate + // result. + function compensateForHScroll(display) { + return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left; + } + + // DISPLAY DRAWING + + function DisplayUpdate(cm, viewport, force) { + var display = cm.display; + + this.viewport = viewport; + // Store some values that we'll need later (but don't want to force a relayout for) + this.visible = visibleLines(display, cm.doc, viewport); + this.editorIsHidden = !display.wrapper.offsetWidth; + this.wrapperHeight = display.wrapper.clientHeight; + this.wrapperWidth = display.wrapper.clientWidth; + this.oldDisplayWidth = displayWidth(cm); + this.force = force; + this.dims = getDimensions(cm); + this.events = []; + } + + DisplayUpdate.prototype.signal = function(emitter, type) { + if (hasHandler(emitter, type)) + this.events.push(arguments); + }; + DisplayUpdate.prototype.finish = function() { + for (var i = 0; i < this.events.length; i++) + signal.apply(null, this.events[i]); + }; + + function maybeClipScrollbars(cm) { + var display = cm.display; + if (!display.scrollbarsClipped && display.scroller.offsetWidth) { + display.nativeBarWidth = display.scroller.offsetWidth - display.scroller.clientWidth; + display.heightForcer.style.height = scrollGap(cm) + "px"; + display.sizer.style.marginBottom = -display.nativeBarWidth + "px"; + display.sizer.style.borderRightWidth = scrollGap(cm) + "px"; + display.scrollbarsClipped = true; + } + } + + // Does the actual updating of the line display. Bails out + // (returning false) when there is nothing to be done and forced is + // false. + function updateDisplayIfNeeded(cm, update) { + var display = cm.display, doc = cm.doc; + + if (update.editorIsHidden) { + resetView(cm); + return false; + } + + // Bail out if the visible area is already rendered and nothing changed. + if (!update.force && + update.visible.from >= display.viewFrom && update.visible.to <= display.viewTo && + (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo) && + display.renderedView == display.view && countDirtyView(cm) == 0) + return false; + + if (maybeUpdateLineNumberWidth(cm)) { + resetView(cm); + update.dims = getDimensions(cm); + } + + // Compute a suitable new viewport (from & to) + var end = doc.first + doc.size; + var from = Math.max(update.visible.from - cm.options.viewportMargin, doc.first); + var to = Math.min(end, update.visible.to + cm.options.viewportMargin); + if (display.viewFrom < from && from - display.viewFrom < 20) from = Math.max(doc.first, display.viewFrom); + if (display.viewTo > to && display.viewTo - to < 20) to = Math.min(end, display.viewTo); + if (sawCollapsedSpans) { + from = visualLineNo(cm.doc, from); + to = visualLineEndNo(cm.doc, to); + } + + var different = from != display.viewFrom || to != display.viewTo || + display.lastWrapHeight != update.wrapperHeight || display.lastWrapWidth != update.wrapperWidth; + adjustView(cm, from, to); + + display.viewOffset = heightAtLine(getLine(cm.doc, display.viewFrom)); + // Position the mover div to align with the current scroll position + cm.display.mover.style.top = display.viewOffset + "px"; + + var toUpdate = countDirtyView(cm); + if (!different && toUpdate == 0 && !update.force && display.renderedView == display.view && + (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo)) + return false; + + // For big changes, we hide the enclosing element during the + // update, since that speeds up the operations on most browsers. + var focused = activeElt(); + if (toUpdate > 4) display.lineDiv.style.display = "none"; + patchDisplay(cm, display.updateLineNumbers, update.dims); + if (toUpdate > 4) display.lineDiv.style.display = ""; + display.renderedView = display.view; + // There might have been a widget with a focused element that got + // hidden or updated, if so re-focus it. + if (focused && activeElt() != focused && focused.offsetHeight) focused.focus(); + + // Prevent selection and cursors from interfering with the scroll + // width and height. + removeChildren(display.cursorDiv); + removeChildren(display.selectionDiv); + display.gutters.style.height = 0; + + if (different) { + display.lastWrapHeight = update.wrapperHeight; + display.lastWrapWidth = update.wrapperWidth; + startWorker(cm, 400); + } + + display.updateLineNumbers = null; + + return true; + } + + function postUpdateDisplay(cm, update) { + var viewport = update.viewport; + for (var first = true;; first = false) { + if (!first || !cm.options.lineWrapping || update.oldDisplayWidth == displayWidth(cm)) { + // Clip forced viewport to actual scrollable area. + if (viewport && viewport.top != null) + viewport = {top: Math.min(cm.doc.height + paddingVert(cm.display) - displayHeight(cm), viewport.top)}; + // Updated line heights might result in the drawn area not + // actually covering the viewport. Keep looping until it does. + update.visible = visibleLines(cm.display, cm.doc, viewport); + if (update.visible.from >= cm.display.viewFrom && update.visible.to <= cm.display.viewTo) + break; + } + if (!updateDisplayIfNeeded(cm, update)) break; + updateHeightsInViewport(cm); + var barMeasure = measureForScrollbars(cm); + updateSelection(cm); + setDocumentHeight(cm, barMeasure); + updateScrollbars(cm, barMeasure); + } + + update.signal(cm, "update", cm); + if (cm.display.viewFrom != cm.display.reportedViewFrom || cm.display.viewTo != cm.display.reportedViewTo) { + update.signal(cm, "viewportChange", cm, cm.display.viewFrom, cm.display.viewTo); + cm.display.reportedViewFrom = cm.display.viewFrom; cm.display.reportedViewTo = cm.display.viewTo; + } + } + + function updateDisplaySimple(cm, viewport) { + var update = new DisplayUpdate(cm, viewport); + if (updateDisplayIfNeeded(cm, update)) { + updateHeightsInViewport(cm); + postUpdateDisplay(cm, update); + var barMeasure = measureForScrollbars(cm); + updateSelection(cm); + setDocumentHeight(cm, barMeasure); + updateScrollbars(cm, barMeasure); + update.finish(); + } + } + + function setDocumentHeight(cm, measure) { + cm.display.sizer.style.minHeight = measure.docHeight + "px"; + var total = measure.docHeight + cm.display.barHeight; + cm.display.heightForcer.style.top = total + "px"; + cm.display.gutters.style.height = Math.max(total + scrollGap(cm), measure.clientHeight) + "px"; + } + + // Read the actual heights of the rendered lines, and update their + // stored heights to match. + function updateHeightsInViewport(cm) { + var display = cm.display; + var prevBottom = display.lineDiv.offsetTop; + for (var i = 0; i < display.view.length; i++) { + var cur = display.view[i], height; + if (cur.hidden) continue; + if (ie && ie_version < 8) { + var bot = cur.node.offsetTop + cur.node.offsetHeight; + height = bot - prevBottom; + prevBottom = bot; + } else { + var box = cur.node.getBoundingClientRect(); + height = box.bottom - box.top; + } + var diff = cur.line.height - height; + if (height < 2) height = textHeight(display); + if (diff > .001 || diff < -.001) { + updateLineHeight(cur.line, height); + updateWidgetHeight(cur.line); + if (cur.rest) for (var j = 0; j < cur.rest.length; j++) + updateWidgetHeight(cur.rest[j]); + } + } + } + + // Read and store the height of line widgets associated with the + // given line. + function updateWidgetHeight(line) { + if (line.widgets) for (var i = 0; i < line.widgets.length; ++i) + line.widgets[i].height = line.widgets[i].node.offsetHeight; + } + + // Do a bulk-read of the DOM positions and sizes needed to draw the + // view, so that we don't interleave reading and writing to the DOM. + function getDimensions(cm) { + var d = cm.display, left = {}, width = {}; + var gutterLeft = d.gutters.clientLeft; + for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) { + left[cm.options.gutters[i]] = n.offsetLeft + n.clientLeft + gutterLeft; + width[cm.options.gutters[i]] = n.clientWidth; + } + return {fixedPos: compensateForHScroll(d), + gutterTotalWidth: d.gutters.offsetWidth, + gutterLeft: left, + gutterWidth: width, + wrapperWidth: d.wrapper.clientWidth}; + } + + // Sync the actual display DOM structure with display.view, removing + // nodes for lines that are no longer in view, and creating the ones + // that are not there yet, and updating the ones that are out of + // date. + function patchDisplay(cm, updateNumbersFrom, dims) { + var display = cm.display, lineNumbers = cm.options.lineNumbers; + var container = display.lineDiv, cur = container.firstChild; + + function rm(node) { + var next = node.nextSibling; + // Works around a throw-scroll bug in OS X Webkit + if (webkit && mac && cm.display.currentWheelTarget == node) + node.style.display = "none"; + else + node.parentNode.removeChild(node); + return next; + } + + var view = display.view, lineN = display.viewFrom; + // Loop over the elements in the view, syncing cur (the DOM nodes + // in display.lineDiv) with the view as we go. + for (var i = 0; i < view.length; i++) { + var lineView = view[i]; + if (lineView.hidden) { + } else if (!lineView.node || lineView.node.parentNode != container) { // Not drawn yet + var node = buildLineElement(cm, lineView, lineN, dims); + container.insertBefore(node, cur); + } else { // Already drawn + while (cur != lineView.node) cur = rm(cur); + var updateNumber = lineNumbers && updateNumbersFrom != null && + updateNumbersFrom <= lineN && lineView.lineNumber; + if (lineView.changes) { + if (indexOf(lineView.changes, "gutter") > -1) updateNumber = false; + updateLineForChanges(cm, lineView, lineN, dims); + } + if (updateNumber) { + removeChildren(lineView.lineNumber); + lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options, lineN))); + } + cur = lineView.node.nextSibling; + } + lineN += lineView.size; + } + while (cur) cur = rm(cur); + } + + // When an aspect of a line changes, a string is added to + // lineView.changes. This updates the relevant part of the line's + // DOM structure. + function updateLineForChanges(cm, lineView, lineN, dims) { + for (var j = 0; j < lineView.changes.length; j++) { + var type = lineView.changes[j]; + if (type == "text") updateLineText(cm, lineView); + else if (type == "gutter") updateLineGutter(cm, lineView, lineN, dims); + else if (type == "class") updateLineClasses(lineView); + else if (type == "widget") updateLineWidgets(cm, lineView, dims); + } + lineView.changes = null; + } + + // Lines with gutter elements, widgets or a background class need to + // be wrapped, and have the extra elements added to the wrapper div + function ensureLineWrapped(lineView) { + if (lineView.node == lineView.text) { + lineView.node = elt("div", null, null, "position: relative"); + if (lineView.text.parentNode) + lineView.text.parentNode.replaceChild(lineView.node, lineView.text); + lineView.node.appendChild(lineView.text); + if (ie && ie_version < 8) lineView.node.style.zIndex = 2; + } + return lineView.node; + } + + function updateLineBackground(lineView) { + var cls = lineView.bgClass ? lineView.bgClass + " " + (lineView.line.bgClass || "") : lineView.line.bgClass; + if (cls) cls += " CodeMirror-linebackground"; + if (lineView.background) { + if (cls) lineView.background.className = cls; + else { lineView.background.parentNode.removeChild(lineView.background); lineView.background = null; } + } else if (cls) { + var wrap = ensureLineWrapped(lineView); + lineView.background = wrap.insertBefore(elt("div", null, cls), wrap.firstChild); + } + } + + // Wrapper around buildLineContent which will reuse the structure + // in display.externalMeasured when possible. + function getLineContent(cm, lineView) { + var ext = cm.display.externalMeasured; + if (ext && ext.line == lineView.line) { + cm.display.externalMeasured = null; + lineView.measure = ext.measure; + return ext.built; + } + return buildLineContent(cm, lineView); + } + + // Redraw the line's text. Interacts with the background and text + // classes because the mode may output tokens that influence these + // classes. + function updateLineText(cm, lineView) { + var cls = lineView.text.className; + var built = getLineContent(cm, lineView); + if (lineView.text == lineView.node) lineView.node = built.pre; + lineView.text.parentNode.replaceChild(built.pre, lineView.text); + lineView.text = built.pre; + if (built.bgClass != lineView.bgClass || built.textClass != lineView.textClass) { + lineView.bgClass = built.bgClass; + lineView.textClass = built.textClass; + updateLineClasses(lineView); + } else if (cls) { + lineView.text.className = cls; + } + } + + function updateLineClasses(lineView) { + updateLineBackground(lineView); + if (lineView.line.wrapClass) + ensureLineWrapped(lineView).className = lineView.line.wrapClass; + else if (lineView.node != lineView.text) + lineView.node.className = ""; + var textClass = lineView.textClass ? lineView.textClass + " " + (lineView.line.textClass || "") : lineView.line.textClass; + lineView.text.className = textClass || ""; + } + + function updateLineGutter(cm, lineView, lineN, dims) { + if (lineView.gutter) { + lineView.node.removeChild(lineView.gutter); + lineView.gutter = null; + } + var markers = lineView.line.gutterMarkers; + if (cm.options.lineNumbers || markers) { + var wrap = ensureLineWrapped(lineView); + var gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", "left: " + + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + + "px; width: " + dims.gutterTotalWidth + "px"); + cm.display.input.setUneditable(gutterWrap); + wrap.insertBefore(gutterWrap, lineView.text); + if (lineView.line.gutterClass) + gutterWrap.className += " " + lineView.line.gutterClass; + if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"])) + lineView.lineNumber = gutterWrap.appendChild( + elt("div", lineNumberFor(cm.options, lineN), + "CodeMirror-linenumber CodeMirror-gutter-elt", + "left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: " + + cm.display.lineNumInnerWidth + "px")); + if (markers) for (var k = 0; k < cm.options.gutters.length; ++k) { + var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id]; + if (found) + gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " + + dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px")); + } + } + } + + function updateLineWidgets(cm, lineView, dims) { + if (lineView.alignable) lineView.alignable = null; + for (var node = lineView.node.firstChild, next; node; node = next) { + var next = node.nextSibling; + if (node.className == "CodeMirror-linewidget") + lineView.node.removeChild(node); + } + insertLineWidgets(cm, lineView, dims); + } + + // Build a line's DOM representation from scratch + function buildLineElement(cm, lineView, lineN, dims) { + var built = getLineContent(cm, lineView); + lineView.text = lineView.node = built.pre; + if (built.bgClass) lineView.bgClass = built.bgClass; + if (built.textClass) lineView.textClass = built.textClass; + + updateLineClasses(lineView); + updateLineGutter(cm, lineView, lineN, dims); + insertLineWidgets(cm, lineView, dims); + return lineView.node; + } + + // A lineView may contain multiple logical lines (when merged by + // collapsed spans). The widgets for all of them need to be drawn. + function insertLineWidgets(cm, lineView, dims) { + insertLineWidgetsFor(cm, lineView.line, lineView, dims, true); + if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++) + insertLineWidgetsFor(cm, lineView.rest[i], lineView, dims, false); + } + + function insertLineWidgetsFor(cm, line, lineView, dims, allowAbove) { + if (!line.widgets) return; + var wrap = ensureLineWrapped(lineView); + for (var i = 0, ws = line.widgets; i < ws.length; ++i) { + var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget"); + if (!widget.handleMouseEvents) node.setAttribute("cm-ignore-events", "true"); + positionLineWidget(widget, node, lineView, dims); + cm.display.input.setUneditable(node); + if (allowAbove && widget.above) + wrap.insertBefore(node, lineView.gutter || lineView.text); + else + wrap.appendChild(node); + signalLater(widget, "redraw"); + } + } + + function positionLineWidget(widget, node, lineView, dims) { + if (widget.noHScroll) { + (lineView.alignable || (lineView.alignable = [])).push(node); + var width = dims.wrapperWidth; + node.style.left = dims.fixedPos + "px"; + if (!widget.coverGutter) { + width -= dims.gutterTotalWidth; + node.style.paddingLeft = dims.gutterTotalWidth + "px"; + } + node.style.width = width + "px"; + } + if (widget.coverGutter) { + node.style.zIndex = 5; + node.style.position = "relative"; + if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px"; + } + } + + // POSITION OBJECT + + // A Pos instance represents a position within the text. + var Pos = CodeMirror.Pos = function(line, ch) { + if (!(this instanceof Pos)) return new Pos(line, ch); + this.line = line; this.ch = ch; + }; + + // Compare two positions, return 0 if they are the same, a negative + // number when a is less, and a positive number otherwise. + var cmp = CodeMirror.cmpPos = function(a, b) { return a.line - b.line || a.ch - b.ch; }; + + function copyPos(x) {return Pos(x.line, x.ch);} + function maxPos(a, b) { return cmp(a, b) < 0 ? b : a; } + function minPos(a, b) { return cmp(a, b) < 0 ? a : b; } + + // INPUT HANDLING + + function ensureFocus(cm) { + if (!cm.state.focused) { cm.display.input.focus(); onFocus(cm); } + } + + function isReadOnly(cm) { + return cm.options.readOnly || cm.doc.cantEdit; + } + + // This will be set to an array of strings when copying, so that, + // when pasting, we know what kind of selections the copied text + // was made out of. + var lastCopied = null; + + function applyTextInput(cm, inserted, deleted, sel, origin) { + var doc = cm.doc; + cm.display.shift = false; + if (!sel) sel = doc.sel; + + var paste = cm.state.pasteIncoming || origin == "paste"; + var textLines = splitLines(inserted), multiPaste = null; + // When pasing N lines into N selections, insert one line per selection + if (paste && sel.ranges.length > 1) { + if (lastCopied && lastCopied.join("\n") == inserted) + multiPaste = sel.ranges.length % lastCopied.length == 0 && map(lastCopied, splitLines); + else if (textLines.length == sel.ranges.length) + multiPaste = map(textLines, function(l) { return [l]; }); + } + + // Normal behavior is to insert the new text into every selection + for (var i = sel.ranges.length - 1; i >= 0; i--) { + var range = sel.ranges[i]; + var from = range.from(), to = range.to(); + if (range.empty()) { + if (deleted && deleted > 0) // Handle deletion + from = Pos(from.line, from.ch - deleted); + else if (cm.state.overwrite && !paste) // Handle overwrite + to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + lst(textLines).length)); + } + var updateInput = cm.curOp.updateInput; + var changeEvent = {from: from, to: to, text: multiPaste ? multiPaste[i % multiPaste.length] : textLines, + origin: origin || (paste ? "paste" : cm.state.cutIncoming ? "cut" : "+input")}; + makeChange(cm.doc, changeEvent); + signalLater(cm, "inputRead", cm, changeEvent); + } + if (inserted && !paste) + triggerElectric(cm, inserted); + + ensureCursorVisible(cm); + cm.curOp.updateInput = updateInput; + cm.curOp.typing = true; + cm.state.pasteIncoming = cm.state.cutIncoming = false; + } + + function handlePaste(e, cm) { + var pasted = e.clipboardData && e.clipboardData.getData("text/plain"); + if (pasted) { + e.preventDefault(); + runInOp(cm, function() { applyTextInput(cm, pasted, 0, null, "paste"); }); + return true; + } + } + + function triggerElectric(cm, inserted) { + // When an 'electric' character is inserted, immediately trigger a reindent + if (!cm.options.electricChars || !cm.options.smartIndent) return; + var sel = cm.doc.sel; + + for (var i = sel.ranges.length - 1; i >= 0; i--) { + var range = sel.ranges[i]; + if (range.head.ch > 100 || (i && sel.ranges[i - 1].head.line == range.head.line)) continue; + var mode = cm.getModeAt(range.head); + var indented = false; + if (mode.electricChars) { + for (var j = 0; j < mode.electricChars.length; j++) + if (inserted.indexOf(mode.electricChars.charAt(j)) > -1) { + indented = indentLine(cm, range.head.line, "smart"); + break; + } + } else if (mode.electricInput) { + if (mode.electricInput.test(getLine(cm.doc, range.head.line).text.slice(0, range.head.ch))) + indented = indentLine(cm, range.head.line, "smart"); + } + if (indented) signalLater(cm, "electricInput", cm, range.head.line); + } + } + + function copyableRanges(cm) { + var text = [], ranges = []; + for (var i = 0; i < cm.doc.sel.ranges.length; i++) { + var line = cm.doc.sel.ranges[i].head.line; + var lineRange = {anchor: Pos(line, 0), head: Pos(line + 1, 0)}; + ranges.push(lineRange); + text.push(cm.getRange(lineRange.anchor, lineRange.head)); + } + return {text: text, ranges: ranges}; + } + + function disableBrowserMagic(field) { + field.setAttribute("autocorrect", "off"); + field.setAttribute("autocapitalize", "off"); + field.setAttribute("spellcheck", "false"); + } + + // TEXTAREA INPUT STYLE + + function TextareaInput(cm) { + this.cm = cm; + // See input.poll and input.reset + this.prevInput = ""; + + // Flag that indicates whether we expect input to appear real soon + // now (after some event like 'keypress' or 'input') and are + // polling intensively. + this.pollingFast = false; + // Self-resetting timeout for the poller + this.polling = new Delayed(); + // Tracks when input.reset has punted to just putting a short + // string into the textarea instead of the full selection. + this.inaccurateSelection = false; + // Used to work around IE issue with selection being forgotten when focus moves away from textarea + this.hasSelection = false; + this.composing = null; + }; + + function hiddenTextarea() { + var te = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none"); + var div = elt("div", [te], null, "overflow: hidden; position: relative; width: 3px; height: 0px;"); + // The textarea is kept positioned near the cursor to prevent the + // fact that it'll be scrolled into view on input from scrolling + // our fake cursor out of view. On webkit, when wrap=off, paste is + // very slow. So make the area wide instead. + if (webkit) te.style.width = "1000px"; + else te.setAttribute("wrap", "off"); + // If border: 0; -- iOS fails to open keyboard (issue #1287) + if (ios) te.style.border = "1px solid black"; + disableBrowserMagic(te); + return div; + } + + TextareaInput.prototype = copyObj({ + init: function(display) { + var input = this, cm = this.cm; + + // Wraps and hides input textarea + var div = this.wrapper = hiddenTextarea(); + // The semihidden textarea that is focused when the editor is + // focused, and receives input. + var te = this.textarea = div.firstChild; + display.wrapper.insertBefore(div, display.wrapper.firstChild); + + // Needed to hide big blue blinking cursor on Mobile Safari (doesn't seem to work in iOS 8 anymore) + if (ios) te.style.width = "0px"; + + on(te, "input", function() { + if (ie && ie_version >= 9 && input.hasSelection) input.hasSelection = null; + input.poll(); + }); + + on(te, "paste", function(e) { + if (handlePaste(e, cm)) return true; + + cm.state.pasteIncoming = true; + input.fastPoll(); + }); + + function prepareCopyCut(e) { + if (cm.somethingSelected()) { + lastCopied = cm.getSelections(); + if (input.inaccurateSelection) { + input.prevInput = ""; + input.inaccurateSelection = false; + te.value = lastCopied.join("\n"); + selectInput(te); + } + } else if (!cm.options.lineWiseCopyCut) { + return; + } else { + var ranges = copyableRanges(cm); + lastCopied = ranges.text; + if (e.type == "cut") { + cm.setSelections(ranges.ranges, null, sel_dontScroll); + } else { + input.prevInput = ""; + te.value = ranges.text.join("\n"); + selectInput(te); + } + } + if (e.type == "cut") cm.state.cutIncoming = true; + } + on(te, "cut", prepareCopyCut); + on(te, "copy", prepareCopyCut); + + on(display.scroller, "paste", function(e) { + if (eventInWidget(display, e)) return; + cm.state.pasteIncoming = true; + input.focus(); + }); + + // Prevent normal selection in the editor (we handle our own) + on(display.lineSpace, "selectstart", function(e) { + if (!eventInWidget(display, e)) e_preventDefault(e); + }); + + on(te, "compositionstart", function() { + var start = cm.getCursor("from"); + input.composing = { + start: start, + range: cm.markText(start, cm.getCursor("to"), {className: "CodeMirror-composing"}) + }; + }); + on(te, "compositionend", function() { + if (input.composing) { + input.poll(); + input.composing.range.clear(); + input.composing = null; + } + }); + }, + + prepareSelection: function() { + // Redraw the selection and/or cursor + var cm = this.cm, display = cm.display, doc = cm.doc; + var result = prepareSelection(cm); + + // Move the hidden textarea near the cursor to prevent scrolling artifacts + if (cm.options.moveInputWithCursor) { + var headPos = cursorCoords(cm, doc.sel.primary().head, "div"); + var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect(); + result.teTop = Math.max(0, Math.min(display.wrapper.clientHeight - 10, + headPos.top + lineOff.top - wrapOff.top)); + result.teLeft = Math.max(0, Math.min(display.wrapper.clientWidth - 10, + headPos.left + lineOff.left - wrapOff.left)); + } + + return result; + }, + + showSelection: function(drawn) { + var cm = this.cm, display = cm.display; + removeChildrenAndAdd(display.cursorDiv, drawn.cursors); + removeChildrenAndAdd(display.selectionDiv, drawn.selection); + if (drawn.teTop != null) { + this.wrapper.style.top = drawn.teTop + "px"; + this.wrapper.style.left = drawn.teLeft + "px"; + } + }, + + // Reset the input to correspond to the selection (or to be empty, + // when not typing and nothing is selected) + reset: function(typing) { + if (this.contextMenuPending) return; + var minimal, selected, cm = this.cm, doc = cm.doc; + if (cm.somethingSelected()) { + this.prevInput = ""; + var range = doc.sel.primary(); + minimal = hasCopyEvent && + (range.to().line - range.from().line > 100 || (selected = cm.getSelection()).length > 1000); + var content = minimal ? "-" : selected || cm.getSelection(); + this.textarea.value = content; + if (cm.state.focused) selectInput(this.textarea); + if (ie && ie_version >= 9) this.hasSelection = content; + } else if (!typing) { + this.prevInput = this.textarea.value = ""; + if (ie && ie_version >= 9) this.hasSelection = null; + } + this.inaccurateSelection = minimal; + }, + + getField: function() { return this.textarea; }, + + supportsTouch: function() { return false; }, + + focus: function() { + if (this.cm.options.readOnly != "nocursor" && (!mobile || activeElt() != this.textarea)) { + try { this.textarea.focus(); } + catch (e) {} // IE8 will throw if the textarea is display: none or not in DOM + } + }, + + blur: function() { this.textarea.blur(); }, + + resetPosition: function() { + this.wrapper.style.top = this.wrapper.style.left = 0; + }, + + receivedFocus: function() { this.slowPoll(); }, + + // Poll for input changes, using the normal rate of polling. This + // runs as long as the editor is focused. + slowPoll: function() { + var input = this; + if (input.pollingFast) return; + input.polling.set(this.cm.options.pollInterval, function() { + input.poll(); + if (input.cm.state.focused) input.slowPoll(); + }); + }, + + // When an event has just come in that is likely to add or change + // something in the input textarea, we poll faster, to ensure that + // the change appears on the screen quickly. + fastPoll: function() { + var missed = false, input = this; + input.pollingFast = true; + function p() { + var changed = input.poll(); + if (!changed && !missed) {missed = true; input.polling.set(60, p);} + else {input.pollingFast = false; input.slowPoll();} + } + input.polling.set(20, p); + }, + + // Read input from the textarea, and update the document to match. + // When something is selected, it is present in the textarea, and + // selected (unless it is huge, in which case a placeholder is + // used). When nothing is selected, the cursor sits after previously + // seen text (can be empty), which is stored in prevInput (we must + // not reset the textarea when typing, because that breaks IME). + poll: function() { + var cm = this.cm, input = this.textarea, prevInput = this.prevInput; + // Since this is called a *lot*, try to bail out as cheaply as + // possible when it is clear that nothing happened. hasSelection + // will be the case when there is a lot of text in the textarea, + // in which case reading its value would be expensive. + if (this.contextMenuPending || !cm.state.focused || + (hasSelection(input) && !prevInput) || + isReadOnly(cm) || cm.options.disableInput || cm.state.keySeq) + return false; + + var text = input.value; + // If nothing changed, bail. + if (text == prevInput && !cm.somethingSelected()) return false; + // Work around nonsensical selection resetting in IE9/10, and + // inexplicable appearance of private area unicode characters on + // some key combos in Mac (#2689). + if (ie && ie_version >= 9 && this.hasSelection === text || + mac && /[\uf700-\uf7ff]/.test(text)) { + cm.display.input.reset(); + return false; + } + + if (cm.doc.sel == cm.display.selForContextMenu) { + var first = text.charCodeAt(0); + if (first == 0x200b && !prevInput) prevInput = "\u200b"; + if (first == 0x21da) { this.reset(); return this.cm.execCommand("undo"); } + } + // Find the part of the input that is actually new + var same = 0, l = Math.min(prevInput.length, text.length); + while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) ++same; + + var self = this; + runInOp(cm, function() { + applyTextInput(cm, text.slice(same), prevInput.length - same, + null, self.composing ? "*compose" : null); + + // Don't leave long text in the textarea, since it makes further polling slow + if (text.length > 1000 || text.indexOf("\n") > -1) input.value = self.prevInput = ""; + else self.prevInput = text; + + if (self.composing) { + self.composing.range.clear(); + self.composing.range = cm.markText(self.composing.start, cm.getCursor("to"), + {className: "CodeMirror-composing"}); + } + }); + return true; + }, + + ensurePolled: function() { + if (this.pollingFast && this.poll()) this.pollingFast = false; + }, + + onKeyPress: function() { + if (ie && ie_version >= 9) this.hasSelection = null; + this.fastPoll(); + }, + + onContextMenu: function(e) { + var input = this, cm = input.cm, display = cm.display, te = input.textarea; + var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop; + if (!pos || presto) return; // Opera is difficult. + + // Reset the current text selection only if the click is done outside of the selection + // and 'resetSelectionOnContextMenu' option is true. + var reset = cm.options.resetSelectionOnContextMenu; + if (reset && cm.doc.sel.contains(pos) == -1) + operation(cm, setSelection)(cm.doc, simpleSelection(pos), sel_dontScroll); + + var oldCSS = te.style.cssText; + input.wrapper.style.position = "absolute"; + te.style.cssText = "position: fixed; width: 30px; height: 30px; top: " + (e.clientY - 5) + + "px; left: " + (e.clientX - 5) + "px; z-index: 1000; background: " + + (ie ? "rgba(255, 255, 255, .05)" : "transparent") + + "; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);"; + if (webkit) var oldScrollY = window.scrollY; // Work around Chrome issue (#2712) + display.input.focus(); + if (webkit) window.scrollTo(null, oldScrollY); + display.input.reset(); + // Adds "Select all" to context menu in FF + if (!cm.somethingSelected()) te.value = input.prevInput = " "; + input.contextMenuPending = true; + display.selForContextMenu = cm.doc.sel; + clearTimeout(display.detectingSelectAll); + + // Select-all will be greyed out if there's nothing to select, so + // this adds a zero-width space so that we can later check whether + // it got selected. + function prepareSelectAllHack() { + if (te.selectionStart != null) { + var selected = cm.somethingSelected(); + var extval = "\u200b" + (selected ? te.value : ""); + te.value = "\u21da"; // Used to catch context-menu undo + te.value = extval; + input.prevInput = selected ? "" : "\u200b"; + te.selectionStart = 1; te.selectionEnd = extval.length; + // Re-set this, in case some other handler touched the + // selection in the meantime. + display.selForContextMenu = cm.doc.sel; + } + } + function rehide() { + input.contextMenuPending = false; + input.wrapper.style.position = "relative"; + te.style.cssText = oldCSS; + if (ie && ie_version < 9) display.scrollbars.setScrollTop(display.scroller.scrollTop = scrollPos); + + // Try to detect the user choosing select-all + if (te.selectionStart != null) { + if (!ie || (ie && ie_version < 9)) prepareSelectAllHack(); + var i = 0, poll = function() { + if (display.selForContextMenu == cm.doc.sel && te.selectionStart == 0 && + te.selectionEnd > 0 && input.prevInput == "\u200b") + operation(cm, commands.selectAll)(cm); + else if (i++ < 10) display.detectingSelectAll = setTimeout(poll, 500); + else display.input.reset(); + }; + display.detectingSelectAll = setTimeout(poll, 200); + } + } + + if (ie && ie_version >= 9) prepareSelectAllHack(); + if (captureRightClick) { + e_stop(e); + var mouseup = function() { + off(window, "mouseup", mouseup); + setTimeout(rehide, 20); + }; + on(window, "mouseup", mouseup); + } else { + setTimeout(rehide, 50); + } + }, + + setUneditable: nothing, + + needsContentAttribute: false + }, TextareaInput.prototype); + + // CONTENTEDITABLE INPUT STYLE + + function ContentEditableInput(cm) { + this.cm = cm; + this.lastAnchorNode = this.lastAnchorOffset = this.lastFocusNode = this.lastFocusOffset = null; + this.polling = new Delayed(); + this.gracePeriod = false; + } + + ContentEditableInput.prototype = copyObj({ + init: function(display) { + var input = this, cm = input.cm; + var div = input.div = display.lineDiv; + div.contentEditable = "true"; + disableBrowserMagic(div); + + on(div, "paste", function(e) { handlePaste(e, cm); }) + + on(div, "compositionstart", function(e) { + var data = e.data; + input.composing = {sel: cm.doc.sel, data: data, startData: data}; + if (!data) return; + var prim = cm.doc.sel.primary(); + var line = cm.getLine(prim.head.line); + var found = line.indexOf(data, Math.max(0, prim.head.ch - data.length)); + if (found > -1 && found <= prim.head.ch) + input.composing.sel = simpleSelection(Pos(prim.head.line, found), + Pos(prim.head.line, found + data.length)); + }); + on(div, "compositionupdate", function(e) { + input.composing.data = e.data; + }); + on(div, "compositionend", function(e) { + var ours = input.composing; + if (!ours) return; + if (e.data != ours.startData && !/\u200b/.test(e.data)) + ours.data = e.data; + // Need a small delay to prevent other code (input event, + // selection polling) from doing damage when fired right after + // compositionend. + setTimeout(function() { + if (!ours.handled) + input.applyComposition(ours); + if (input.composing == ours) + input.composing = null; + }, 50); + }); + + on(div, "touchstart", function() { + input.forceCompositionEnd(); + }); + + on(div, "input", function() { + if (input.composing) return; + if (!input.pollContent()) + runInOp(input.cm, function() {regChange(cm);}); + }); + + function onCopyCut(e) { + if (cm.somethingSelected()) { + lastCopied = cm.getSelections(); + if (e.type == "cut") cm.replaceSelection("", null, "cut"); + } else if (!cm.options.lineWiseCopyCut) { + return; + } else { + var ranges = copyableRanges(cm); + lastCopied = ranges.text; + if (e.type == "cut") { + cm.operation(function() { + cm.setSelections(ranges.ranges, 0, sel_dontScroll); + cm.replaceSelection("", null, "cut"); + }); + } + } + // iOS exposes the clipboard API, but seems to discard content inserted into it + if (e.clipboardData && !ios) { + e.preventDefault(); + e.clipboardData.clearData(); + e.clipboardData.setData("text/plain", lastCopied.join("\n")); + } else { + // Old-fashioned briefly-focus-a-textarea hack + var kludge = hiddenTextarea(), te = kludge.firstChild; + cm.display.lineSpace.insertBefore(kludge, cm.display.lineSpace.firstChild); + te.value = lastCopied.join("\n"); + var hadFocus = document.activeElement; + selectInput(te); + setTimeout(function() { + cm.display.lineSpace.removeChild(kludge); + hadFocus.focus(); + }, 50); + } + } + on(div, "copy", onCopyCut); + on(div, "cut", onCopyCut); + }, + + prepareSelection: function() { + var result = prepareSelection(this.cm, false); + result.focus = this.cm.state.focused; + return result; + }, + + showSelection: function(info) { + if (!info || !this.cm.display.view.length) return; + if (info.focus) this.showPrimarySelection(); + this.showMultipleSelections(info); + }, + + showPrimarySelection: function() { + var sel = window.getSelection(), prim = this.cm.doc.sel.primary(); + var curAnchor = domToPos(this.cm, sel.anchorNode, sel.anchorOffset); + var curFocus = domToPos(this.cm, sel.focusNode, sel.focusOffset); + if (curAnchor && !curAnchor.bad && curFocus && !curFocus.bad && + cmp(minPos(curAnchor, curFocus), prim.from()) == 0 && + cmp(maxPos(curAnchor, curFocus), prim.to()) == 0) + return; + + var start = posToDOM(this.cm, prim.from()); + var end = posToDOM(this.cm, prim.to()); + if (!start && !end) return; + + var view = this.cm.display.view; + var old = sel.rangeCount && sel.getRangeAt(0); + if (!start) { + start = {node: view[0].measure.map[2], offset: 0}; + } else if (!end) { // FIXME dangerously hacky + var measure = view[view.length - 1].measure; + var map = measure.maps ? measure.maps[measure.maps.length - 1] : measure.map; + end = {node: map[map.length - 1], offset: map[map.length - 2] - map[map.length - 3]}; + } + + try { var rng = range(start.node, start.offset, end.offset, end.node); } + catch(e) {} // Our model of the DOM might be outdated, in which case the range we try to set can be impossible + if (rng) { + sel.removeAllRanges(); + sel.addRange(rng); + if (old && sel.anchorNode == null) sel.addRange(old); + else if (gecko) this.startGracePeriod(); + } + this.rememberSelection(); + }, + + startGracePeriod: function() { + var input = this; + clearTimeout(this.gracePeriod); + this.gracePeriod = setTimeout(function() { + input.gracePeriod = false; + if (input.selectionChanged()) + input.cm.operation(function() { input.cm.curOp.selectionChanged = true; }); + }, 20); + }, + + showMultipleSelections: function(info) { + removeChildrenAndAdd(this.cm.display.cursorDiv, info.cursors); + removeChildrenAndAdd(this.cm.display.selectionDiv, info.selection); + }, + + rememberSelection: function() { + var sel = window.getSelection(); + this.lastAnchorNode = sel.anchorNode; this.lastAnchorOffset = sel.anchorOffset; + this.lastFocusNode = sel.focusNode; this.lastFocusOffset = sel.focusOffset; + }, + + selectionInEditor: function() { + var sel = window.getSelection(); + if (!sel.rangeCount) return false; + var node = sel.getRangeAt(0).commonAncestorContainer; + return contains(this.div, node); + }, + + focus: function() { + if (this.cm.options.readOnly != "nocursor") this.div.focus(); + }, + blur: function() { this.div.blur(); }, + getField: function() { return this.div; }, + + supportsTouch: function() { return true; }, + + receivedFocus: function() { + var input = this; + if (this.selectionInEditor()) + this.pollSelection(); + else + runInOp(this.cm, function() { input.cm.curOp.selectionChanged = true; }); + + function poll() { + if (input.cm.state.focused) { + input.pollSelection(); + input.polling.set(input.cm.options.pollInterval, poll); + } + } + this.polling.set(this.cm.options.pollInterval, poll); + }, + + selectionChanged: function() { + var sel = window.getSelection(); + return sel.anchorNode != this.lastAnchorNode || sel.anchorOffset != this.lastAnchorOffset || + sel.focusNode != this.lastFocusNode || sel.focusOffset != this.lastFocusOffset; + }, + + pollSelection: function() { + if (!this.composing && !this.gracePeriod && this.selectionChanged()) { + var sel = window.getSelection(), cm = this.cm; + this.rememberSelection(); + var anchor = domToPos(cm, sel.anchorNode, sel.anchorOffset); + var head = domToPos(cm, sel.focusNode, sel.focusOffset); + if (anchor && head) runInOp(cm, function() { + setSelection(cm.doc, simpleSelection(anchor, head), sel_dontScroll); + if (anchor.bad || head.bad) cm.curOp.selectionChanged = true; + }); + } + }, + + pollContent: function() { + var cm = this.cm, display = cm.display, sel = cm.doc.sel.primary(); + var from = sel.from(), to = sel.to(); + if (from.line < display.viewFrom || to.line > display.viewTo - 1) return false; + + var fromIndex; + if (from.line == display.viewFrom || (fromIndex = findViewIndex(cm, from.line)) == 0) { + var fromLine = lineNo(display.view[0].line); + var fromNode = display.view[0].node; + } else { + var fromLine = lineNo(display.view[fromIndex].line); + var fromNode = display.view[fromIndex - 1].node.nextSibling; + } + var toIndex = findViewIndex(cm, to.line); + if (toIndex == display.view.length - 1) { + var toLine = display.viewTo - 1; + var toNode = display.lineDiv.lastChild; + } else { + var toLine = lineNo(display.view[toIndex + 1].line) - 1; + var toNode = display.view[toIndex + 1].node.previousSibling; + } + + var newText = splitLines(domTextBetween(cm, fromNode, toNode, fromLine, toLine)); + var oldText = getBetween(cm.doc, Pos(fromLine, 0), Pos(toLine, getLine(cm.doc, toLine).text.length)); + while (newText.length > 1 && oldText.length > 1) { + if (lst(newText) == lst(oldText)) { newText.pop(); oldText.pop(); toLine--; } + else if (newText[0] == oldText[0]) { newText.shift(); oldText.shift(); fromLine++; } + else break; + } + + var cutFront = 0, cutEnd = 0; + var newTop = newText[0], oldTop = oldText[0], maxCutFront = Math.min(newTop.length, oldTop.length); + while (cutFront < maxCutFront && newTop.charCodeAt(cutFront) == oldTop.charCodeAt(cutFront)) + ++cutFront; + var newBot = lst(newText), oldBot = lst(oldText); + var maxCutEnd = Math.min(newBot.length - (newText.length == 1 ? cutFront : 0), + oldBot.length - (oldText.length == 1 ? cutFront : 0)); + while (cutEnd < maxCutEnd && + newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1)) + ++cutEnd; + + newText[newText.length - 1] = newBot.slice(0, newBot.length - cutEnd); + newText[0] = newText[0].slice(cutFront); + + var chFrom = Pos(fromLine, cutFront); + var chTo = Pos(toLine, oldText.length ? lst(oldText).length - cutEnd : 0); + if (newText.length > 1 || newText[0] || cmp(chFrom, chTo)) { + replaceRange(cm.doc, newText, chFrom, chTo, "+input"); + return true; + } + }, + + ensurePolled: function() { + this.forceCompositionEnd(); + }, + reset: function() { + this.forceCompositionEnd(); + }, + forceCompositionEnd: function() { + if (!this.composing || this.composing.handled) return; + this.applyComposition(this.composing); + this.composing.handled = true; + this.div.blur(); + this.div.focus(); + }, + applyComposition: function(composing) { + if (composing.data && composing.data != composing.startData) + operation(this.cm, applyTextInput)(this.cm, composing.data, 0, composing.sel); + }, + + setUneditable: function(node) { + node.setAttribute("contenteditable", "false"); + }, + + onKeyPress: function(e) { + e.preventDefault(); + operation(this.cm, applyTextInput)(this.cm, String.fromCharCode(e.charCode == null ? e.keyCode : e.charCode), 0); + }, + + onContextMenu: nothing, + resetPosition: nothing, + + needsContentAttribute: true + }, ContentEditableInput.prototype); + + function posToDOM(cm, pos) { + var view = findViewForLine(cm, pos.line); + if (!view || view.hidden) return null; + var line = getLine(cm.doc, pos.line); + var info = mapFromLineView(view, line, pos.line); + + var order = getOrder(line), side = "left"; + if (order) { + var partPos = getBidiPartAt(order, pos.ch); + side = partPos % 2 ? "right" : "left"; + } + var result = nodeAndOffsetInLineMap(info.map, pos.ch, side); + result.offset = result.collapse == "right" ? result.end : result.start; + return result; + } + + function badPos(pos, bad) { if (bad) pos.bad = true; return pos; } + + function domToPos(cm, node, offset) { + var lineNode; + if (node == cm.display.lineDiv) { + lineNode = cm.display.lineDiv.childNodes[offset]; + if (!lineNode) return badPos(cm.clipPos(Pos(cm.display.viewTo - 1)), true); + node = null; offset = 0; + } else { + for (lineNode = node;; lineNode = lineNode.parentNode) { + if (!lineNode || lineNode == cm.display.lineDiv) return null; + if (lineNode.parentNode && lineNode.parentNode == cm.display.lineDiv) break; + } + } + for (var i = 0; i < cm.display.view.length; i++) { + var lineView = cm.display.view[i]; + if (lineView.node == lineNode) + return locateNodeInLineView(lineView, node, offset); + } + } + + function locateNodeInLineView(lineView, node, offset) { + var wrapper = lineView.text.firstChild, bad = false; + if (!node || !contains(wrapper, node)) return badPos(Pos(lineNo(lineView.line), 0), true); + if (node == wrapper) { + bad = true; + node = wrapper.childNodes[offset]; + offset = 0; + if (!node) { + var line = lineView.rest ? lst(lineView.rest) : lineView.line; + return badPos(Pos(lineNo(line), line.text.length), bad); + } + } + + var textNode = node.nodeType == 3 ? node : null, topNode = node; + if (!textNode && node.childNodes.length == 1 && node.firstChild.nodeType == 3) { + textNode = node.firstChild; + if (offset) offset = textNode.nodeValue.length; + } + while (topNode.parentNode != wrapper) topNode = topNode.parentNode; + var measure = lineView.measure, maps = measure.maps; + + function find(textNode, topNode, offset) { + for (var i = -1; i < (maps ? maps.length : 0); i++) { + var map = i < 0 ? measure.map : maps[i]; + for (var j = 0; j < map.length; j += 3) { + var curNode = map[j + 2]; + if (curNode == textNode || curNode == topNode) { + var line = lineNo(i < 0 ? lineView.line : lineView.rest[i]); + var ch = map[j] + offset; + if (offset < 0 || curNode != textNode) ch = map[j + (offset ? 1 : 0)]; + return Pos(line, ch); + } + } + } + } + var found = find(textNode, topNode, offset); + if (found) return badPos(found, bad); + + // FIXME this is all really shaky. might handle the few cases it needs to handle, but likely to cause problems + for (var after = topNode.nextSibling, dist = textNode ? textNode.nodeValue.length - offset : 0; after; after = after.nextSibling) { + found = find(after, after.firstChild, 0); + if (found) + return badPos(Pos(found.line, found.ch - dist), bad); + else + dist += after.textContent.length; + } + for (var before = topNode.previousSibling, dist = offset; before; before = before.previousSibling) { + found = find(before, before.firstChild, -1); + if (found) + return badPos(Pos(found.line, found.ch + dist), bad); + else + dist += after.textContent.length; + } + } + + function domTextBetween(cm, from, to, fromLine, toLine) { + var text = "", closing = false; + function recognizeMarker(id) { return function(marker) { return marker.id == id; }; } + function walk(node) { + if (node.nodeType == 1) { + var cmText = node.getAttribute("cm-text"); + if (cmText != null) { + if (cmText == "") cmText = node.textContent.replace(/\u200b/g, ""); + text += cmText; + return; + } + var markerID = node.getAttribute("cm-marker"), range; + if (markerID) { + var found = cm.findMarks(Pos(fromLine, 0), Pos(toLine + 1, 0), recognizeMarker(+markerID)); + if (found.length && (range = found[0].find())) + text += getBetween(cm.doc, range.from, range.to).join("\n"); + return; + } + if (node.getAttribute("contenteditable") == "false") return; + for (var i = 0; i < node.childNodes.length; i++) + walk(node.childNodes[i]); + if (/^(pre|div|p)$/i.test(node.nodeName)) + closing = true; + } else if (node.nodeType == 3) { + var val = node.nodeValue; + if (!val) return; + if (closing) { + text += "\n"; + closing = false; + } + text += val; + } + } + for (;;) { + walk(from); + if (from == to) break; + from = from.nextSibling; + } + return text; + } + + CodeMirror.inputStyles = {"textarea": TextareaInput, "contenteditable": ContentEditableInput}; + + // SELECTION / CURSOR + + // Selection objects are immutable. A new one is created every time + // the selection changes. A selection is one or more non-overlapping + // (and non-touching) ranges, sorted, and an integer that indicates + // which one is the primary selection (the one that's scrolled into + // view, that getCursor returns, etc). + function Selection(ranges, primIndex) { + this.ranges = ranges; + this.primIndex = primIndex; + } + + Selection.prototype = { + primary: function() { return this.ranges[this.primIndex]; }, + equals: function(other) { + if (other == this) return true; + if (other.primIndex != this.primIndex || other.ranges.length != this.ranges.length) return false; + for (var i = 0; i < this.ranges.length; i++) { + var here = this.ranges[i], there = other.ranges[i]; + if (cmp(here.anchor, there.anchor) != 0 || cmp(here.head, there.head) != 0) return false; + } + return true; + }, + deepCopy: function() { + for (var out = [], i = 0; i < this.ranges.length; i++) + out[i] = new Range(copyPos(this.ranges[i].anchor), copyPos(this.ranges[i].head)); + return new Selection(out, this.primIndex); + }, + somethingSelected: function() { + for (var i = 0; i < this.ranges.length; i++) + if (!this.ranges[i].empty()) return true; + return false; + }, + contains: function(pos, end) { + if (!end) end = pos; + for (var i = 0; i < this.ranges.length; i++) { + var range = this.ranges[i]; + if (cmp(end, range.from()) >= 0 && cmp(pos, range.to()) <= 0) + return i; + } + return -1; + } + }; + + function Range(anchor, head) { + this.anchor = anchor; this.head = head; + } + + Range.prototype = { + from: function() { return minPos(this.anchor, this.head); }, + to: function() { return maxPos(this.anchor, this.head); }, + empty: function() { + return this.head.line == this.anchor.line && this.head.ch == this.anchor.ch; + } + }; + + // Take an unsorted, potentially overlapping set of ranges, and + // build a selection out of it. 'Consumes' ranges array (modifying + // it). + function normalizeSelection(ranges, primIndex) { + var prim = ranges[primIndex]; + ranges.sort(function(a, b) { return cmp(a.from(), b.from()); }); + primIndex = indexOf(ranges, prim); + for (var i = 1; i < ranges.length; i++) { + var cur = ranges[i], prev = ranges[i - 1]; + if (cmp(prev.to(), cur.from()) >= 0) { + var from = minPos(prev.from(), cur.from()), to = maxPos(prev.to(), cur.to()); + var inv = prev.empty() ? cur.from() == cur.head : prev.from() == prev.head; + if (i <= primIndex) --primIndex; + ranges.splice(--i, 2, new Range(inv ? to : from, inv ? from : to)); + } + } + return new Selection(ranges, primIndex); + } + + function simpleSelection(anchor, head) { + return new Selection([new Range(anchor, head || anchor)], 0); + } + + // Most of the external API clips given positions to make sure they + // actually exist within the document. + function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1));} + function clipPos(doc, pos) { + if (pos.line < doc.first) return Pos(doc.first, 0); + var last = doc.first + doc.size - 1; + if (pos.line > last) return Pos(last, getLine(doc, last).text.length); + return clipToLen(pos, getLine(doc, pos.line).text.length); + } + function clipToLen(pos, linelen) { + var ch = pos.ch; + if (ch == null || ch > linelen) return Pos(pos.line, linelen); + else if (ch < 0) return Pos(pos.line, 0); + else return pos; + } + function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size;} + function clipPosArray(doc, array) { + for (var out = [], i = 0; i < array.length; i++) out[i] = clipPos(doc, array[i]); + return out; + } + + // SELECTION UPDATES + + // The 'scroll' parameter given to many of these indicated whether + // the new cursor position should be scrolled into view after + // modifying the selection. + + // If shift is held or the extend flag is set, extends a range to + // include a given position (and optionally a second position). + // Otherwise, simply returns the range between the given positions. + // Used for cursor motion and such. + function extendRange(doc, range, head, other) { + if (doc.cm && doc.cm.display.shift || doc.extend) { + var anchor = range.anchor; + if (other) { + var posBefore = cmp(head, anchor) < 0; + if (posBefore != (cmp(other, anchor) < 0)) { + anchor = head; + head = other; + } else if (posBefore != (cmp(head, other) < 0)) { + head = other; + } + } + return new Range(anchor, head); + } else { + return new Range(other || head, head); + } + } + + // Extend the primary selection range, discard the rest. + function extendSelection(doc, head, other, options) { + setSelection(doc, new Selection([extendRange(doc, doc.sel.primary(), head, other)], 0), options); + } + + // Extend all selections (pos is an array of selections with length + // equal the number of selections) + function extendSelections(doc, heads, options) { + for (var out = [], i = 0; i < doc.sel.ranges.length; i++) + out[i] = extendRange(doc, doc.sel.ranges[i], heads[i], null); + var newSel = normalizeSelection(out, doc.sel.primIndex); + setSelection(doc, newSel, options); + } + + // Updates a single range in the selection. + function replaceOneSelection(doc, i, range, options) { + var ranges = doc.sel.ranges.slice(0); + ranges[i] = range; + setSelection(doc, normalizeSelection(ranges, doc.sel.primIndex), options); + } + + // Reset the selection to a single range. + function setSimpleSelection(doc, anchor, head, options) { + setSelection(doc, simpleSelection(anchor, head), options); + } + + // Give beforeSelectionChange handlers a change to influence a + // selection update. + function filterSelectionChange(doc, sel) { + var obj = { + ranges: sel.ranges, + update: function(ranges) { + this.ranges = []; + for (var i = 0; i < ranges.length; i++) + this.ranges[i] = new Range(clipPos(doc, ranges[i].anchor), + clipPos(doc, ranges[i].head)); + } + }; + signal(doc, "beforeSelectionChange", doc, obj); + if (doc.cm) signal(doc.cm, "beforeSelectionChange", doc.cm, obj); + if (obj.ranges != sel.ranges) return normalizeSelection(obj.ranges, obj.ranges.length - 1); + else return sel; + } + + function setSelectionReplaceHistory(doc, sel, options) { + var done = doc.history.done, last = lst(done); + if (last && last.ranges) { + done[done.length - 1] = sel; + setSelectionNoUndo(doc, sel, options); + } else { + setSelection(doc, sel, options); + } + } + + // Set a new selection. + function setSelection(doc, sel, options) { + setSelectionNoUndo(doc, sel, options); + addSelectionToHistory(doc, doc.sel, doc.cm ? doc.cm.curOp.id : NaN, options); + } + + function setSelectionNoUndo(doc, sel, options) { + if (hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange")) + sel = filterSelectionChange(doc, sel); + + var bias = options && options.bias || + (cmp(sel.primary().head, doc.sel.primary().head) < 0 ? -1 : 1); + setSelectionInner(doc, skipAtomicInSelection(doc, sel, bias, true)); + + if (!(options && options.scroll === false) && doc.cm) + ensureCursorVisible(doc.cm); + } + + function setSelectionInner(doc, sel) { + if (sel.equals(doc.sel)) return; + + doc.sel = sel; + + if (doc.cm) { + doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = true; + signalCursorActivity(doc.cm); + } + signalLater(doc, "cursorActivity", doc); + } + + // Verify that the selection does not partially select any atomic + // marked ranges. + function reCheckSelection(doc) { + setSelectionInner(doc, skipAtomicInSelection(doc, doc.sel, null, false), sel_dontScroll); + } + + // Return a selection that does not partially select any atomic + // ranges. + function skipAtomicInSelection(doc, sel, bias, mayClear) { + var out; + for (var i = 0; i < sel.ranges.length; i++) { + var range = sel.ranges[i]; + var newAnchor = skipAtomic(doc, range.anchor, bias, mayClear); + var newHead = skipAtomic(doc, range.head, bias, mayClear); + if (out || newAnchor != range.anchor || newHead != range.head) { + if (!out) out = sel.ranges.slice(0, i); + out[i] = new Range(newAnchor, newHead); + } + } + return out ? normalizeSelection(out, sel.primIndex) : sel; + } + + // Ensure a given position is not inside an atomic range. + function skipAtomic(doc, pos, bias, mayClear) { + var flipped = false, curPos = pos; + var dir = bias || 1; + doc.cantEdit = false; + search: for (;;) { + var line = getLine(doc, curPos.line); + if (line.markedSpans) { + for (var i = 0; i < line.markedSpans.length; ++i) { + var sp = line.markedSpans[i], m = sp.marker; + if ((sp.from == null || (m.inclusiveLeft ? sp.from <= curPos.ch : sp.from < curPos.ch)) && + (sp.to == null || (m.inclusiveRight ? sp.to >= curPos.ch : sp.to > curPos.ch))) { + if (mayClear) { + signal(m, "beforeCursorEnter"); + if (m.explicitlyCleared) { + if (!line.markedSpans) break; + else {--i; continue;} + } + } + if (!m.atomic) continue; + var newPos = m.find(dir < 0 ? -1 : 1); + if (cmp(newPos, curPos) == 0) { + newPos.ch += dir; + if (newPos.ch < 0) { + if (newPos.line > doc.first) newPos = clipPos(doc, Pos(newPos.line - 1)); + else newPos = null; + } else if (newPos.ch > line.text.length) { + if (newPos.line < doc.first + doc.size - 1) newPos = Pos(newPos.line + 1, 0); + else newPos = null; + } + if (!newPos) { + if (flipped) { + // Driven in a corner -- no valid cursor position found at all + // -- try again *with* clearing, if we didn't already + if (!mayClear) return skipAtomic(doc, pos, bias, true); + // Otherwise, turn off editing until further notice, and return the start of the doc + doc.cantEdit = true; + return Pos(doc.first, 0); + } + flipped = true; newPos = pos; dir = -dir; + } + } + curPos = newPos; + continue search; + } + } + } + return curPos; + } + } + + // SELECTION DRAWING + + function updateSelection(cm) { + cm.display.input.showSelection(cm.display.input.prepareSelection()); + } + + function prepareSelection(cm, primary) { + var doc = cm.doc, result = {}; + var curFragment = result.cursors = document.createDocumentFragment(); + var selFragment = result.selection = document.createDocumentFragment(); + + for (var i = 0; i < doc.sel.ranges.length; i++) { + if (primary === false && i == doc.sel.primIndex) continue; + var range = doc.sel.ranges[i]; + var collapsed = range.empty(); + if (collapsed || cm.options.showCursorWhenSelecting) + drawSelectionCursor(cm, range, curFragment); + if (!collapsed) + drawSelectionRange(cm, range, selFragment); + } + return result; + } + + // Draws a cursor for the given range + function drawSelectionCursor(cm, range, output) { + var pos = cursorCoords(cm, range.head, "div", null, null, !cm.options.singleCursorHeightPerLine); + + var cursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor")); + cursor.style.left = pos.left + "px"; + cursor.style.top = pos.top + "px"; + cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px"; + + if (pos.other) { + // Secondary cursor, shown when on a 'jump' in bi-directional text + var otherCursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor")); + otherCursor.style.display = ""; + otherCursor.style.left = pos.other.left + "px"; + otherCursor.style.top = pos.other.top + "px"; + otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px"; + } + } + + // Draws the given range as a highlighted selection + function drawSelectionRange(cm, range, output) { + var display = cm.display, doc = cm.doc; + var fragment = document.createDocumentFragment(); + var padding = paddingH(cm.display), leftSide = padding.left; + var rightSide = Math.max(display.sizerWidth, displayWidth(cm) - display.sizer.offsetLeft) - padding.right; + + function add(left, top, width, bottom) { + if (top < 0) top = 0; + top = Math.round(top); + bottom = Math.round(bottom); + fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left + + "px; top: " + top + "px; width: " + (width == null ? rightSide - left : width) + + "px; height: " + (bottom - top) + "px")); + } + + function drawForLine(line, fromArg, toArg) { + var lineObj = getLine(doc, line); + var lineLen = lineObj.text.length; + var start, end; + function coords(ch, bias) { + return charCoords(cm, Pos(line, ch), "div", lineObj, bias); + } + + iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) { + var leftPos = coords(from, "left"), rightPos, left, right; + if (from == to) { + rightPos = leftPos; + left = right = leftPos.left; + } else { + rightPos = coords(to - 1, "right"); + if (dir == "rtl") { var tmp = leftPos; leftPos = rightPos; rightPos = tmp; } + left = leftPos.left; + right = rightPos.right; + } + if (fromArg == null && from == 0) left = leftSide; + if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part + add(left, leftPos.top, null, leftPos.bottom); + left = leftSide; + if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top); + } + if (toArg == null && to == lineLen) right = rightSide; + if (!start || leftPos.top < start.top || leftPos.top == start.top && leftPos.left < start.left) + start = leftPos; + if (!end || rightPos.bottom > end.bottom || rightPos.bottom == end.bottom && rightPos.right > end.right) + end = rightPos; + if (left < leftSide + 1) left = leftSide; + add(left, rightPos.top, right - left, rightPos.bottom); + }); + return {start: start, end: end}; + } + + var sFrom = range.from(), sTo = range.to(); + if (sFrom.line == sTo.line) { + drawForLine(sFrom.line, sFrom.ch, sTo.ch); + } else { + var fromLine = getLine(doc, sFrom.line), toLine = getLine(doc, sTo.line); + var singleVLine = visualLine(fromLine) == visualLine(toLine); + var leftEnd = drawForLine(sFrom.line, sFrom.ch, singleVLine ? fromLine.text.length + 1 : null).end; + var rightStart = drawForLine(sTo.line, singleVLine ? 0 : null, sTo.ch).start; + if (singleVLine) { + if (leftEnd.top < rightStart.top - 2) { + add(leftEnd.right, leftEnd.top, null, leftEnd.bottom); + add(leftSide, rightStart.top, rightStart.left, rightStart.bottom); + } else { + add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom); + } + } + if (leftEnd.bottom < rightStart.top) + add(leftSide, leftEnd.bottom, null, rightStart.top); + } + + output.appendChild(fragment); + } + + // Cursor-blinking + function restartBlink(cm) { + if (!cm.state.focused) return; + var display = cm.display; + clearInterval(display.blinker); + var on = true; + display.cursorDiv.style.visibility = ""; + if (cm.options.cursorBlinkRate > 0) + display.blinker = setInterval(function() { + display.cursorDiv.style.visibility = (on = !on) ? "" : "hidden"; + }, cm.options.cursorBlinkRate); + else if (cm.options.cursorBlinkRate < 0) + display.cursorDiv.style.visibility = "hidden"; + } + + // HIGHLIGHT WORKER + + function startWorker(cm, time) { + if (cm.doc.mode.startState && cm.doc.frontier < cm.display.viewTo) + cm.state.highlight.set(time, bind(highlightWorker, cm)); + } + + function highlightWorker(cm) { + var doc = cm.doc; + if (doc.frontier < doc.first) doc.frontier = doc.first; + if (doc.frontier >= cm.display.viewTo) return; + var end = +new Date + cm.options.workTime; + var state = copyState(doc.mode, getStateBefore(cm, doc.frontier)); + var changedLines = []; + + doc.iter(doc.frontier, Math.min(doc.first + doc.size, cm.display.viewTo + 500), function(line) { + if (doc.frontier >= cm.display.viewFrom) { // Visible + var oldStyles = line.styles; + var highlighted = highlightLine(cm, line, state, true); + line.styles = highlighted.styles; + var oldCls = line.styleClasses, newCls = highlighted.classes; + if (newCls) line.styleClasses = newCls; + else if (oldCls) line.styleClasses = null; + var ischange = !oldStyles || oldStyles.length != line.styles.length || + oldCls != newCls && (!oldCls || !newCls || oldCls.bgClass != newCls.bgClass || oldCls.textClass != newCls.textClass); + for (var i = 0; !ischange && i < oldStyles.length; ++i) ischange = oldStyles[i] != line.styles[i]; + if (ischange) changedLines.push(doc.frontier); + line.stateAfter = copyState(doc.mode, state); + } else { + processLine(cm, line.text, state); + line.stateAfter = doc.frontier % 5 == 0 ? copyState(doc.mode, state) : null; + } + ++doc.frontier; + if (+new Date > end) { + startWorker(cm, cm.options.workDelay); + return true; + } + }); + if (changedLines.length) runInOp(cm, function() { + for (var i = 0; i < changedLines.length; i++) + regLineChange(cm, changedLines[i], "text"); + }); + } + + // Finds the line to start with when starting a parse. Tries to + // find a line with a stateAfter, so that it can start with a + // valid state. If that fails, it returns the line with the + // smallest indentation, which tends to need the least context to + // parse correctly. + function findStartLine(cm, n, precise) { + var minindent, minline, doc = cm.doc; + var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100); + for (var search = n; search > lim; --search) { + if (search <= doc.first) return doc.first; + var line = getLine(doc, search - 1); + if (line.stateAfter && (!precise || search <= doc.frontier)) return search; + var indented = countColumn(line.text, null, cm.options.tabSize); + if (minline == null || minindent > indented) { + minline = search - 1; + minindent = indented; + } + } + return minline; + } + + function getStateBefore(cm, n, precise) { + var doc = cm.doc, display = cm.display; + if (!doc.mode.startState) return true; + var pos = findStartLine(cm, n, precise), state = pos > doc.first && getLine(doc, pos-1).stateAfter; + if (!state) state = startState(doc.mode); + else state = copyState(doc.mode, state); + doc.iter(pos, n, function(line) { + processLine(cm, line.text, state); + var save = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo; + line.stateAfter = save ? copyState(doc.mode, state) : null; + ++pos; + }); + if (precise) doc.frontier = pos; + return state; + } + + // POSITION MEASUREMENT + + function paddingTop(display) {return display.lineSpace.offsetTop;} + function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight;} + function paddingH(display) { + if (display.cachedPaddingH) return display.cachedPaddingH; + var e = removeChildrenAndAdd(display.measure, elt("pre", "x")); + var style = window.getComputedStyle ? window.getComputedStyle(e) : e.currentStyle; + var data = {left: parseInt(style.paddingLeft), right: parseInt(style.paddingRight)}; + if (!isNaN(data.left) && !isNaN(data.right)) display.cachedPaddingH = data; + return data; + } + + function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth; } + function displayWidth(cm) { + return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth; + } + function displayHeight(cm) { + return cm.display.scroller.clientHeight - scrollGap(cm) - cm.display.barHeight; + } + + // Ensure the lineView.wrapping.heights array is populated. This is + // an array of bottom offsets for the lines that make up a drawn + // line. When lineWrapping is on, there might be more than one + // height. + function ensureLineHeights(cm, lineView, rect) { + var wrapping = cm.options.lineWrapping; + var curWidth = wrapping && displayWidth(cm); + if (!lineView.measure.heights || wrapping && lineView.measure.width != curWidth) { + var heights = lineView.measure.heights = []; + if (wrapping) { + lineView.measure.width = curWidth; + var rects = lineView.text.firstChild.getClientRects(); + for (var i = 0; i < rects.length - 1; i++) { + var cur = rects[i], next = rects[i + 1]; + if (Math.abs(cur.bottom - next.bottom) > 2) + heights.push((cur.bottom + next.top) / 2 - rect.top); + } + } + heights.push(rect.bottom - rect.top); + } + } + + // Find a line map (mapping character offsets to text nodes) and a + // measurement cache for the given line number. (A line view might + // contain multiple lines when collapsed ranges are present.) + function mapFromLineView(lineView, line, lineN) { + if (lineView.line == line) + return {map: lineView.measure.map, cache: lineView.measure.cache}; + for (var i = 0; i < lineView.rest.length; i++) + if (lineView.rest[i] == line) + return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i]}; + for (var i = 0; i < lineView.rest.length; i++) + if (lineNo(lineView.rest[i]) > lineN) + return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i], before: true}; + } + + // Render a line into the hidden node display.externalMeasured. Used + // when measurement is needed for a line that's not in the viewport. + function updateExternalMeasurement(cm, line) { + line = visualLine(line); + var lineN = lineNo(line); + var view = cm.display.externalMeasured = new LineView(cm.doc, line, lineN); + view.lineN = lineN; + var built = view.built = buildLineContent(cm, view); + view.text = built.pre; + removeChildrenAndAdd(cm.display.lineMeasure, built.pre); + return view; + } + + // Get a {top, bottom, left, right} box (in line-local coordinates) + // for a given character. + function measureChar(cm, line, ch, bias) { + return measureCharPrepared(cm, prepareMeasureForLine(cm, line), ch, bias); + } + + // Find a line view that corresponds to the given line number. + function findViewForLine(cm, lineN) { + if (lineN >= cm.display.viewFrom && lineN < cm.display.viewTo) + return cm.display.view[findViewIndex(cm, lineN)]; + var ext = cm.display.externalMeasured; + if (ext && lineN >= ext.lineN && lineN < ext.lineN + ext.size) + return ext; + } + + // Measurement can be split in two steps, the set-up work that + // applies to the whole line, and the measurement of the actual + // character. Functions like coordsChar, that need to do a lot of + // measurements in a row, can thus ensure that the set-up work is + // only done once. + function prepareMeasureForLine(cm, line) { + var lineN = lineNo(line); + var view = findViewForLine(cm, lineN); + if (view && !view.text) + view = null; + else if (view && view.changes) + updateLineForChanges(cm, view, lineN, getDimensions(cm)); + if (!view) + view = updateExternalMeasurement(cm, line); + + var info = mapFromLineView(view, line, lineN); + return { + line: line, view: view, rect: null, + map: info.map, cache: info.cache, before: info.before, + hasHeights: false + }; + } + + // Given a prepared measurement object, measures the position of an + // actual character (or fetches it from the cache). + function measureCharPrepared(cm, prepared, ch, bias, varHeight) { + if (prepared.before) ch = -1; + var key = ch + (bias || ""), found; + if (prepared.cache.hasOwnProperty(key)) { + found = prepared.cache[key]; + } else { + if (!prepared.rect) + prepared.rect = prepared.view.text.getBoundingClientRect(); + if (!prepared.hasHeights) { + ensureLineHeights(cm, prepared.view, prepared.rect); + prepared.hasHeights = true; + } + found = measureCharInner(cm, prepared, ch, bias); + if (!found.bogus) prepared.cache[key] = found; + } + return {left: found.left, right: found.right, + top: varHeight ? found.rtop : found.top, + bottom: varHeight ? found.rbottom : found.bottom}; + } + + var nullRect = {left: 0, right: 0, top: 0, bottom: 0}; + + function nodeAndOffsetInLineMap(map, ch, bias) { + var node, start, end, collapse; + // First, search the line map for the text node corresponding to, + // or closest to, the target character. + for (var i = 0; i < map.length; i += 3) { + var mStart = map[i], mEnd = map[i + 1]; + if (ch < mStart) { + start = 0; end = 1; + collapse = "left"; + } else if (ch < mEnd) { + start = ch - mStart; + end = start + 1; + } else if (i == map.length - 3 || ch == mEnd && map[i + 3] > ch) { + end = mEnd - mStart; + start = end - 1; + if (ch >= mEnd) collapse = "right"; + } + if (start != null) { + node = map[i + 2]; + if (mStart == mEnd && bias == (node.insertLeft ? "left" : "right")) + collapse = bias; + if (bias == "left" && start == 0) + while (i && map[i - 2] == map[i - 3] && map[i - 1].insertLeft) { + node = map[(i -= 3) + 2]; + collapse = "left"; + } + if (bias == "right" && start == mEnd - mStart) + while (i < map.length - 3 && map[i + 3] == map[i + 4] && !map[i + 5].insertLeft) { + node = map[(i += 3) + 2]; + collapse = "right"; + } + break; + } + } + return {node: node, start: start, end: end, collapse: collapse, coverStart: mStart, coverEnd: mEnd}; + } + + function measureCharInner(cm, prepared, ch, bias) { + var place = nodeAndOffsetInLineMap(prepared.map, ch, bias); + var node = place.node, start = place.start, end = place.end, collapse = place.collapse; + + var rect; + if (node.nodeType == 3) { // If it is a text node, use a range to retrieve the coordinates. + for (var i = 0; i < 4; i++) { // Retry a maximum of 4 times when nonsense rectangles are returned + while (start && isExtendingChar(prepared.line.text.charAt(place.coverStart + start))) --start; + while (place.coverStart + end < place.coverEnd && isExtendingChar(prepared.line.text.charAt(place.coverStart + end))) ++end; + if (ie && ie_version < 9 && start == 0 && end == place.coverEnd - place.coverStart) { + rect = node.parentNode.getBoundingClientRect(); + } else if (ie && cm.options.lineWrapping) { + var rects = range(node, start, end).getClientRects(); + if (rects.length) + rect = rects[bias == "right" ? rects.length - 1 : 0]; + else + rect = nullRect; + } else { + rect = range(node, start, end).getBoundingClientRect() || nullRect; + } + if (rect.left || rect.right || start == 0) break; + end = start; + start = start - 1; + collapse = "right"; + } + if (ie && ie_version < 11) rect = maybeUpdateRectForZooming(cm.display.measure, rect); + } else { // If it is a widget, simply get the box for the whole widget. + if (start > 0) collapse = bias = "right"; + var rects; + if (cm.options.lineWrapping && (rects = node.getClientRects()).length > 1) + rect = rects[bias == "right" ? rects.length - 1 : 0]; + else + rect = node.getBoundingClientRect(); + } + if (ie && ie_version < 9 && !start && (!rect || !rect.left && !rect.right)) { + var rSpan = node.parentNode.getClientRects()[0]; + if (rSpan) + rect = {left: rSpan.left, right: rSpan.left + charWidth(cm.display), top: rSpan.top, bottom: rSpan.bottom}; + else + rect = nullRect; + } + + var rtop = rect.top - prepared.rect.top, rbot = rect.bottom - prepared.rect.top; + var mid = (rtop + rbot) / 2; + var heights = prepared.view.measure.heights; + for (var i = 0; i < heights.length - 1; i++) + if (mid < heights[i]) break; + var top = i ? heights[i - 1] : 0, bot = heights[i]; + var result = {left: (collapse == "right" ? rect.right : rect.left) - prepared.rect.left, + right: (collapse == "left" ? rect.left : rect.right) - prepared.rect.left, + top: top, bottom: bot}; + if (!rect.left && !rect.right) result.bogus = true; + if (!cm.options.singleCursorHeightPerLine) { result.rtop = rtop; result.rbottom = rbot; } + + return result; + } + + // Work around problem with bounding client rects on ranges being + // returned incorrectly when zoomed on IE10 and below. + function maybeUpdateRectForZooming(measure, rect) { + if (!window.screen || screen.logicalXDPI == null || + screen.logicalXDPI == screen.deviceXDPI || !hasBadZoomedRects(measure)) + return rect; + var scaleX = screen.logicalXDPI / screen.deviceXDPI; + var scaleY = screen.logicalYDPI / screen.deviceYDPI; + return {left: rect.left * scaleX, right: rect.right * scaleX, + top: rect.top * scaleY, bottom: rect.bottom * scaleY}; + } + + function clearLineMeasurementCacheFor(lineView) { + if (lineView.measure) { + lineView.measure.cache = {}; + lineView.measure.heights = null; + if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++) + lineView.measure.caches[i] = {}; + } + } + + function clearLineMeasurementCache(cm) { + cm.display.externalMeasure = null; + removeChildren(cm.display.lineMeasure); + for (var i = 0; i < cm.display.view.length; i++) + clearLineMeasurementCacheFor(cm.display.view[i]); + } + + function clearCaches(cm) { + clearLineMeasurementCache(cm); + cm.display.cachedCharWidth = cm.display.cachedTextHeight = cm.display.cachedPaddingH = null; + if (!cm.options.lineWrapping) cm.display.maxLineChanged = true; + cm.display.lineNumChars = null; + } + + function pageScrollX() { return window.pageXOffset || (document.documentElement || document.body).scrollLeft; } + function pageScrollY() { return window.pageYOffset || (document.documentElement || document.body).scrollTop; } + + // Converts a {top, bottom, left, right} box from line-local + // coordinates into another coordinate system. Context may be one of + // "line", "div" (display.lineDiv), "local"/null (editor), "window", + // or "page". + function intoCoordSystem(cm, lineObj, rect, context) { + if (lineObj.widgets) for (var i = 0; i < lineObj.widgets.length; ++i) if (lineObj.widgets[i].above) { + var size = widgetHeight(lineObj.widgets[i]); + rect.top += size; rect.bottom += size; + } + if (context == "line") return rect; + if (!context) context = "local"; + var yOff = heightAtLine(lineObj); + if (context == "local") yOff += paddingTop(cm.display); + else yOff -= cm.display.viewOffset; + if (context == "page" || context == "window") { + var lOff = cm.display.lineSpace.getBoundingClientRect(); + yOff += lOff.top + (context == "window" ? 0 : pageScrollY()); + var xOff = lOff.left + (context == "window" ? 0 : pageScrollX()); + rect.left += xOff; rect.right += xOff; + } + rect.top += yOff; rect.bottom += yOff; + return rect; + } + + // Coverts a box from "div" coords to another coordinate system. + // Context may be "window", "page", "div", or "local"/null. + function fromCoordSystem(cm, coords, context) { + if (context == "div") return coords; + var left = coords.left, top = coords.top; + // First move into "page" coordinate system + if (context == "page") { + left -= pageScrollX(); + top -= pageScrollY(); + } else if (context == "local" || !context) { + var localBox = cm.display.sizer.getBoundingClientRect(); + left += localBox.left; + top += localBox.top; + } + + var lineSpaceBox = cm.display.lineSpace.getBoundingClientRect(); + return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top}; + } + + function charCoords(cm, pos, context, lineObj, bias) { + if (!lineObj) lineObj = getLine(cm.doc, pos.line); + return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, bias), context); + } + + // Returns a box for a given cursor position, which may have an + // 'other' property containing the position of the secondary cursor + // on a bidi boundary. + function cursorCoords(cm, pos, context, lineObj, preparedMeasure, varHeight) { + lineObj = lineObj || getLine(cm.doc, pos.line); + if (!preparedMeasure) preparedMeasure = prepareMeasureForLine(cm, lineObj); + function get(ch, right) { + var m = measureCharPrepared(cm, preparedMeasure, ch, right ? "right" : "left", varHeight); + if (right) m.left = m.right; else m.right = m.left; + return intoCoordSystem(cm, lineObj, m, context); + } + function getBidi(ch, partPos) { + var part = order[partPos], right = part.level % 2; + if (ch == bidiLeft(part) && partPos && part.level < order[partPos - 1].level) { + part = order[--partPos]; + ch = bidiRight(part) - (part.level % 2 ? 0 : 1); + right = true; + } else if (ch == bidiRight(part) && partPos < order.length - 1 && part.level < order[partPos + 1].level) { + part = order[++partPos]; + ch = bidiLeft(part) - part.level % 2; + right = false; + } + if (right && ch == part.to && ch > part.from) return get(ch - 1); + return get(ch, right); + } + var order = getOrder(lineObj), ch = pos.ch; + if (!order) return get(ch); + var partPos = getBidiPartAt(order, ch); + var val = getBidi(ch, partPos); + if (bidiOther != null) val.other = getBidi(ch, bidiOther); + return val; + } + + // Used to cheaply estimate the coordinates for a position. Used for + // intermediate scroll updates. + function estimateCoords(cm, pos) { + var left = 0, pos = clipPos(cm.doc, pos); + if (!cm.options.lineWrapping) left = charWidth(cm.display) * pos.ch; + var lineObj = getLine(cm.doc, pos.line); + var top = heightAtLine(lineObj) + paddingTop(cm.display); + return {left: left, right: left, top: top, bottom: top + lineObj.height}; + } + + // Positions returned by coordsChar contain some extra information. + // xRel is the relative x position of the input coordinates compared + // to the found position (so xRel > 0 means the coordinates are to + // the right of the character position, for example). When outside + // is true, that means the coordinates lie outside the line's + // vertical range. + function PosWithInfo(line, ch, outside, xRel) { + var pos = Pos(line, ch); + pos.xRel = xRel; + if (outside) pos.outside = true; + return pos; + } + + // Compute the character position closest to the given coordinates. + // Input must be lineSpace-local ("div" coordinate system). + function coordsChar(cm, x, y) { + var doc = cm.doc; + y += cm.display.viewOffset; + if (y < 0) return PosWithInfo(doc.first, 0, true, -1); + var lineN = lineAtHeight(doc, y), last = doc.first + doc.size - 1; + if (lineN > last) + return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, true, 1); + if (x < 0) x = 0; + + var lineObj = getLine(doc, lineN); + for (;;) { + var found = coordsCharInner(cm, lineObj, lineN, x, y); + var merged = collapsedSpanAtEnd(lineObj); + var mergedPos = merged && merged.find(0, true); + if (merged && (found.ch > mergedPos.from.ch || found.ch == mergedPos.from.ch && found.xRel > 0)) + lineN = lineNo(lineObj = mergedPos.to.line); + else + return found; + } + } + + function coordsCharInner(cm, lineObj, lineNo, x, y) { + var innerOff = y - heightAtLine(lineObj); + var wrongLine = false, adjust = 2 * cm.display.wrapper.clientWidth; + var preparedMeasure = prepareMeasureForLine(cm, lineObj); + + function getX(ch) { + var sp = cursorCoords(cm, Pos(lineNo, ch), "line", lineObj, preparedMeasure); + wrongLine = true; + if (innerOff > sp.bottom) return sp.left - adjust; + else if (innerOff < sp.top) return sp.left + adjust; + else wrongLine = false; + return sp.left; + } + + var bidi = getOrder(lineObj), dist = lineObj.text.length; + var from = lineLeft(lineObj), to = lineRight(lineObj); + var fromX = getX(from), fromOutside = wrongLine, toX = getX(to), toOutside = wrongLine; + + if (x > toX) return PosWithInfo(lineNo, to, toOutside, 1); + // Do a binary search between these bounds. + for (;;) { + if (bidi ? to == from || to == moveVisually(lineObj, from, 1) : to - from <= 1) { + var ch = x < fromX || x - fromX <= toX - x ? from : to; + var xDiff = x - (ch == from ? fromX : toX); + while (isExtendingChar(lineObj.text.charAt(ch))) ++ch; + var pos = PosWithInfo(lineNo, ch, ch == from ? fromOutside : toOutside, + xDiff < -1 ? -1 : xDiff > 1 ? 1 : 0); + return pos; + } + var step = Math.ceil(dist / 2), middle = from + step; + if (bidi) { + middle = from; + for (var i = 0; i < step; ++i) middle = moveVisually(lineObj, middle, 1); + } + var middleX = getX(middle); + if (middleX > x) {to = middle; toX = middleX; if (toOutside = wrongLine) toX += 1000; dist = step;} + else {from = middle; fromX = middleX; fromOutside = wrongLine; dist -= step;} + } + } + + var measureText; + // Compute the default text height. + function textHeight(display) { + if (display.cachedTextHeight != null) return display.cachedTextHeight; + if (measureText == null) { + measureText = elt("pre"); + // Measure a bunch of lines, for browsers that compute + // fractional heights. + for (var i = 0; i < 49; ++i) { + measureText.appendChild(document.createTextNode("x")); + measureText.appendChild(elt("br")); + } + measureText.appendChild(document.createTextNode("x")); + } + removeChildrenAndAdd(display.measure, measureText); + var height = measureText.offsetHeight / 50; + if (height > 3) display.cachedTextHeight = height; + removeChildren(display.measure); + return height || 1; + } + + // Compute the default character width. + function charWidth(display) { + if (display.cachedCharWidth != null) return display.cachedCharWidth; + var anchor = elt("span", "xxxxxxxxxx"); + var pre = elt("pre", [anchor]); + removeChildrenAndAdd(display.measure, pre); + var rect = anchor.getBoundingClientRect(), width = (rect.right - rect.left) / 10; + if (width > 2) display.cachedCharWidth = width; + return width || 10; + } + + // OPERATIONS + + // Operations are used to wrap a series of changes to the editor + // state in such a way that each change won't have to update the + // cursor and display (which would be awkward, slow, and + // error-prone). Instead, display updates are batched and then all + // combined and executed at once. + + var operationGroup = null; + + var nextOpId = 0; + // Start a new operation. + function startOperation(cm) { + cm.curOp = { + cm: cm, + viewChanged: false, // Flag that indicates that lines might need to be redrawn + startHeight: cm.doc.height, // Used to detect need to update scrollbar + forceUpdate: false, // Used to force a redraw + updateInput: null, // Whether to reset the input textarea + typing: false, // Whether this reset should be careful to leave existing text (for compositing) + changeObjs: null, // Accumulated changes, for firing change events + cursorActivityHandlers: null, // Set of handlers to fire cursorActivity on + cursorActivityCalled: 0, // Tracks which cursorActivity handlers have been called already + selectionChanged: false, // Whether the selection needs to be redrawn + updateMaxLine: false, // Set when the widest line needs to be determined anew + scrollLeft: null, scrollTop: null, // Intermediate scroll position, not pushed to DOM yet + scrollToPos: null, // Used to scroll to a specific position + focus: false, + id: ++nextOpId // Unique ID + }; + if (operationGroup) { + operationGroup.ops.push(cm.curOp); + } else { + cm.curOp.ownsGroup = operationGroup = { + ops: [cm.curOp], + delayedCallbacks: [] + }; + } + } + + function fireCallbacksForOps(group) { + // Calls delayed callbacks and cursorActivity handlers until no + // new ones appear + var callbacks = group.delayedCallbacks, i = 0; + do { + for (; i < callbacks.length; i++) + callbacks[i](); + for (var j = 0; j < group.ops.length; j++) { + var op = group.ops[j]; + if (op.cursorActivityHandlers) + while (op.cursorActivityCalled < op.cursorActivityHandlers.length) + op.cursorActivityHandlers[op.cursorActivityCalled++](op.cm); + } + } while (i < callbacks.length); + } + + // Finish an operation, updating the display and signalling delayed events + function endOperation(cm) { + var op = cm.curOp, group = op.ownsGroup; + if (!group) return; + + try { fireCallbacksForOps(group); } + finally { + operationGroup = null; + for (var i = 0; i < group.ops.length; i++) + group.ops[i].cm.curOp = null; + endOperations(group); + } + } + + // The DOM updates done when an operation finishes are batched so + // that the minimum number of relayouts are required. + function endOperations(group) { + var ops = group.ops; + for (var i = 0; i < ops.length; i++) // Read DOM + endOperation_R1(ops[i]); + for (var i = 0; i < ops.length; i++) // Write DOM (maybe) + endOperation_W1(ops[i]); + for (var i = 0; i < ops.length; i++) // Read DOM + endOperation_R2(ops[i]); + for (var i = 0; i < ops.length; i++) // Write DOM (maybe) + endOperation_W2(ops[i]); + for (var i = 0; i < ops.length; i++) // Read DOM + endOperation_finish(ops[i]); + } + + function endOperation_R1(op) { + var cm = op.cm, display = cm.display; + maybeClipScrollbars(cm); + if (op.updateMaxLine) findMaxLine(cm); + + op.mustUpdate = op.viewChanged || op.forceUpdate || op.scrollTop != null || + op.scrollToPos && (op.scrollToPos.from.line < display.viewFrom || + op.scrollToPos.to.line >= display.viewTo) || + display.maxLineChanged && cm.options.lineWrapping; + op.update = op.mustUpdate && + new DisplayUpdate(cm, op.mustUpdate && {top: op.scrollTop, ensure: op.scrollToPos}, op.forceUpdate); + } + + function endOperation_W1(op) { + op.updatedDisplay = op.mustUpdate && updateDisplayIfNeeded(op.cm, op.update); + } + + function endOperation_R2(op) { + var cm = op.cm, display = cm.display; + if (op.updatedDisplay) updateHeightsInViewport(cm); + + op.barMeasure = measureForScrollbars(cm); + + // If the max line changed since it was last measured, measure it, + // and ensure the document's width matches it. + // updateDisplay_W2 will use these properties to do the actual resizing + if (display.maxLineChanged && !cm.options.lineWrapping) { + op.adjustWidthTo = measureChar(cm, display.maxLine, display.maxLine.text.length).left + 3; + cm.display.sizerWidth = op.adjustWidthTo; + op.barMeasure.scrollWidth = + Math.max(display.scroller.clientWidth, display.sizer.offsetLeft + op.adjustWidthTo + scrollGap(cm) + cm.display.barWidth); + op.maxScrollLeft = Math.max(0, display.sizer.offsetLeft + op.adjustWidthTo - displayWidth(cm)); + } + + if (op.updatedDisplay || op.selectionChanged) + op.preparedSelection = display.input.prepareSelection(); + } + + function endOperation_W2(op) { + var cm = op.cm; + + if (op.adjustWidthTo != null) { + cm.display.sizer.style.minWidth = op.adjustWidthTo + "px"; + if (op.maxScrollLeft < cm.doc.scrollLeft) + setScrollLeft(cm, Math.min(cm.display.scroller.scrollLeft, op.maxScrollLeft), true); + cm.display.maxLineChanged = false; + } + + if (op.preparedSelection) + cm.display.input.showSelection(op.preparedSelection); + if (op.updatedDisplay) + setDocumentHeight(cm, op.barMeasure); + if (op.updatedDisplay || op.startHeight != cm.doc.height) + updateScrollbars(cm, op.barMeasure); + + if (op.selectionChanged) restartBlink(cm); + + if (cm.state.focused && op.updateInput) + cm.display.input.reset(op.typing); + if (op.focus && op.focus == activeElt()) ensureFocus(op.cm); + } + + function endOperation_finish(op) { + var cm = op.cm, display = cm.display, doc = cm.doc; + + if (op.updatedDisplay) postUpdateDisplay(cm, op.update); + + // Abort mouse wheel delta measurement, when scrolling explicitly + if (display.wheelStartX != null && (op.scrollTop != null || op.scrollLeft != null || op.scrollToPos)) + display.wheelStartX = display.wheelStartY = null; + + // Propagate the scroll position to the actual DOM scroller + if (op.scrollTop != null && (display.scroller.scrollTop != op.scrollTop || op.forceScroll)) { + doc.scrollTop = Math.max(0, Math.min(display.scroller.scrollHeight - display.scroller.clientHeight, op.scrollTop)); + display.scrollbars.setScrollTop(doc.scrollTop); + display.scroller.scrollTop = doc.scrollTop; + } + if (op.scrollLeft != null && (display.scroller.scrollLeft != op.scrollLeft || op.forceScroll)) { + doc.scrollLeft = Math.max(0, Math.min(display.scroller.scrollWidth - displayWidth(cm), op.scrollLeft)); + display.scrollbars.setScrollLeft(doc.scrollLeft); + display.scroller.scrollLeft = doc.scrollLeft; + alignHorizontally(cm); + } + // If we need to scroll a specific position into view, do so. + if (op.scrollToPos) { + var coords = scrollPosIntoView(cm, clipPos(doc, op.scrollToPos.from), + clipPos(doc, op.scrollToPos.to), op.scrollToPos.margin); + if (op.scrollToPos.isCursor && cm.state.focused) maybeScrollWindow(cm, coords); + } + + // Fire events for markers that are hidden/unidden by editing or + // undoing + var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers; + if (hidden) for (var i = 0; i < hidden.length; ++i) + if (!hidden[i].lines.length) signal(hidden[i], "hide"); + if (unhidden) for (var i = 0; i < unhidden.length; ++i) + if (unhidden[i].lines.length) signal(unhidden[i], "unhide"); + + if (display.wrapper.offsetHeight) + doc.scrollTop = cm.display.scroller.scrollTop; + + // Fire change events, and delayed event handlers + if (op.changeObjs) + signal(cm, "changes", cm, op.changeObjs); + if (op.update) + op.update.finish(); + } + + // Run the given function in an operation + function runInOp(cm, f) { + if (cm.curOp) return f(); + startOperation(cm); + try { return f(); } + finally { endOperation(cm); } + } + // Wraps a function in an operation. Returns the wrapped function. + function operation(cm, f) { + return function() { + if (cm.curOp) return f.apply(cm, arguments); + startOperation(cm); + try { return f.apply(cm, arguments); } + finally { endOperation(cm); } + }; + } + // Used to add methods to editor and doc instances, wrapping them in + // operations. + function methodOp(f) { + return function() { + if (this.curOp) return f.apply(this, arguments); + startOperation(this); + try { return f.apply(this, arguments); } + finally { endOperation(this); } + }; + } + function docMethodOp(f) { + return function() { + var cm = this.cm; + if (!cm || cm.curOp) return f.apply(this, arguments); + startOperation(cm); + try { return f.apply(this, arguments); } + finally { endOperation(cm); } + }; + } + + // VIEW TRACKING + + // These objects are used to represent the visible (currently drawn) + // part of the document. A LineView may correspond to multiple + // logical lines, if those are connected by collapsed ranges. + function LineView(doc, line, lineN) { + // The starting line + this.line = line; + // Continuing lines, if any + this.rest = visualLineContinued(line); + // Number of logical lines in this visual line + this.size = this.rest ? lineNo(lst(this.rest)) - lineN + 1 : 1; + this.node = this.text = null; + this.hidden = lineIsHidden(doc, line); + } + + // Create a range of LineView objects for the given lines. + function buildViewArray(cm, from, to) { + var array = [], nextPos; + for (var pos = from; pos < to; pos = nextPos) { + var view = new LineView(cm.doc, getLine(cm.doc, pos), pos); + nextPos = pos + view.size; + array.push(view); + } + return array; + } + + // Updates the display.view data structure for a given change to the + // document. From and to are in pre-change coordinates. Lendiff is + // the amount of lines added or subtracted by the change. This is + // used for changes that span multiple lines, or change the way + // lines are divided into visual lines. regLineChange (below) + // registers single-line changes. + function regChange(cm, from, to, lendiff) { + if (from == null) from = cm.doc.first; + if (to == null) to = cm.doc.first + cm.doc.size; + if (!lendiff) lendiff = 0; + + var display = cm.display; + if (lendiff && to < display.viewTo && + (display.updateLineNumbers == null || display.updateLineNumbers > from)) + display.updateLineNumbers = from; + + cm.curOp.viewChanged = true; + + if (from >= display.viewTo) { // Change after + if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo) + resetView(cm); + } else if (to <= display.viewFrom) { // Change before + if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) { + resetView(cm); + } else { + display.viewFrom += lendiff; + display.viewTo += lendiff; + } + } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap + resetView(cm); + } else if (from <= display.viewFrom) { // Top overlap + var cut = viewCuttingPoint(cm, to, to + lendiff, 1); + if (cut) { + display.view = display.view.slice(cut.index); + display.viewFrom = cut.lineN; + display.viewTo += lendiff; + } else { + resetView(cm); + } + } else if (to >= display.viewTo) { // Bottom overlap + var cut = viewCuttingPoint(cm, from, from, -1); + if (cut) { + display.view = display.view.slice(0, cut.index); + display.viewTo = cut.lineN; + } else { + resetView(cm); + } + } else { // Gap in the middle + var cutTop = viewCuttingPoint(cm, from, from, -1); + var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1); + if (cutTop && cutBot) { + display.view = display.view.slice(0, cutTop.index) + .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN)) + .concat(display.view.slice(cutBot.index)); + display.viewTo += lendiff; + } else { + resetView(cm); + } + } + + var ext = display.externalMeasured; + if (ext) { + if (to < ext.lineN) + ext.lineN += lendiff; + else if (from < ext.lineN + ext.size) + display.externalMeasured = null; + } + } + + // Register a change to a single line. Type must be one of "text", + // "gutter", "class", "widget" + function regLineChange(cm, line, type) { + cm.curOp.viewChanged = true; + var display = cm.display, ext = cm.display.externalMeasured; + if (ext && line >= ext.lineN && line < ext.lineN + ext.size) + display.externalMeasured = null; + + if (line < display.viewFrom || line >= display.viewTo) return; + var lineView = display.view[findViewIndex(cm, line)]; + if (lineView.node == null) return; + var arr = lineView.changes || (lineView.changes = []); + if (indexOf(arr, type) == -1) arr.push(type); + } + + // Clear the view. + function resetView(cm) { + cm.display.viewFrom = cm.display.viewTo = cm.doc.first; + cm.display.view = []; + cm.display.viewOffset = 0; + } + + // Find the view element corresponding to a given line. Return null + // when the line isn't visible. + function findViewIndex(cm, n) { + if (n >= cm.display.viewTo) return null; + n -= cm.display.viewFrom; + if (n < 0) return null; + var view = cm.display.view; + for (var i = 0; i < view.length; i++) { + n -= view[i].size; + if (n < 0) return i; + } + } + + function viewCuttingPoint(cm, oldN, newN, dir) { + var index = findViewIndex(cm, oldN), diff, view = cm.display.view; + if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size) + return {index: index, lineN: newN}; + for (var i = 0, n = cm.display.viewFrom; i < index; i++) + n += view[i].size; + if (n != oldN) { + if (dir > 0) { + if (index == view.length - 1) return null; + diff = (n + view[index].size) - oldN; + index++; + } else { + diff = n - oldN; + } + oldN += diff; newN += diff; + } + while (visualLineNo(cm.doc, newN) != newN) { + if (index == (dir < 0 ? 0 : view.length - 1)) return null; + newN += dir * view[index - (dir < 0 ? 1 : 0)].size; + index += dir; + } + return {index: index, lineN: newN}; + } + + // Force the view to cover a given range, adding empty view element + // or clipping off existing ones as needed. + function adjustView(cm, from, to) { + var display = cm.display, view = display.view; + if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) { + display.view = buildViewArray(cm, from, to); + display.viewFrom = from; + } else { + if (display.viewFrom > from) + display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view); + else if (display.viewFrom < from) + display.view = display.view.slice(findViewIndex(cm, from)); + display.viewFrom = from; + if (display.viewTo < to) + display.view = display.view.concat(buildViewArray(cm, display.viewTo, to)); + else if (display.viewTo > to) + display.view = display.view.slice(0, findViewIndex(cm, to)); + } + display.viewTo = to; + } + + // Count the number of lines in the view whose DOM representation is + // out of date (or nonexistent). + function countDirtyView(cm) { + var view = cm.display.view, dirty = 0; + for (var i = 0; i < view.length; i++) { + var lineView = view[i]; + if (!lineView.hidden && (!lineView.node || lineView.changes)) ++dirty; + } + return dirty; + } + + // EVENT HANDLERS + + // Attach the necessary event handlers when initializing the editor + function registerEventHandlers(cm) { + var d = cm.display; + on(d.scroller, "mousedown", operation(cm, onMouseDown)); + // Older IE's will not fire a second mousedown for a double click + if (ie && ie_version < 11) + on(d.scroller, "dblclick", operation(cm, function(e) { + if (signalDOMEvent(cm, e)) return; + var pos = posFromMouse(cm, e); + if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) return; + e_preventDefault(e); + var word = cm.findWordAt(pos); + extendSelection(cm.doc, word.anchor, word.head); + })); + else + on(d.scroller, "dblclick", function(e) { signalDOMEvent(cm, e) || e_preventDefault(e); }); + // Some browsers fire contextmenu *after* opening the menu, at + // which point we can't mess with it anymore. Context menu is + // handled in onMouseDown for these browsers. + if (!captureRightClick) on(d.scroller, "contextmenu", function(e) {onContextMenu(cm, e);}); + + // Used to suppress mouse event handling when a touch happens + var touchFinished, prevTouch = {end: 0}; + function finishTouch() { + if (d.activeTouch) { + touchFinished = setTimeout(function() {d.activeTouch = null;}, 1000); + prevTouch = d.activeTouch; + prevTouch.end = +new Date; + } + }; + function isMouseLikeTouchEvent(e) { + if (e.touches.length != 1) return false; + var touch = e.touches[0]; + return touch.radiusX <= 1 && touch.radiusY <= 1; + } + function farAway(touch, other) { + if (other.left == null) return true; + var dx = other.left - touch.left, dy = other.top - touch.top; + return dx * dx + dy * dy > 20 * 20; + } + on(d.scroller, "touchstart", function(e) { + if (!isMouseLikeTouchEvent(e)) { + clearTimeout(touchFinished); + var now = +new Date; + d.activeTouch = {start: now, moved: false, + prev: now - prevTouch.end <= 300 ? prevTouch : null}; + if (e.touches.length == 1) { + d.activeTouch.left = e.touches[0].pageX; + d.activeTouch.top = e.touches[0].pageY; + } + } + }); + on(d.scroller, "touchmove", function() { + if (d.activeTouch) d.activeTouch.moved = true; + }); + on(d.scroller, "touchend", function(e) { + var touch = d.activeTouch; + if (touch && !eventInWidget(d, e) && touch.left != null && + !touch.moved && new Date - touch.start < 300) { + var pos = cm.coordsChar(d.activeTouch, "page"), range; + if (!touch.prev || farAway(touch, touch.prev)) // Single tap + range = new Range(pos, pos); + else if (!touch.prev.prev || farAway(touch, touch.prev.prev)) // Double tap + range = cm.findWordAt(pos); + else // Triple tap + range = new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))); + cm.setSelection(range.anchor, range.head); + cm.focus(); + e_preventDefault(e); + } + finishTouch(); + }); + on(d.scroller, "touchcancel", finishTouch); + + // Sync scrolling between fake scrollbars and real scrollable + // area, ensure viewport is updated when scrolling. + on(d.scroller, "scroll", function() { + if (d.scroller.clientHeight) { + setScrollTop(cm, d.scroller.scrollTop); + setScrollLeft(cm, d.scroller.scrollLeft, true); + signal(cm, "scroll", cm); + } + }); + + // Listen to wheel events in order to try and update the viewport on time. + on(d.scroller, "mousewheel", function(e){onScrollWheel(cm, e);}); + on(d.scroller, "DOMMouseScroll", function(e){onScrollWheel(cm, e);}); + + // Prevent wrapper from ever scrolling + on(d.wrapper, "scroll", function() { d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; }); + + d.dragFunctions = { + simple: function(e) {if (!signalDOMEvent(cm, e)) e_stop(e);}, + start: function(e){onDragStart(cm, e);}, + drop: operation(cm, onDrop) + }; + + var inp = d.input.getField(); + on(inp, "keyup", function(e) { onKeyUp.call(cm, e); }); + on(inp, "keydown", operation(cm, onKeyDown)); + on(inp, "keypress", operation(cm, onKeyPress)); + on(inp, "focus", bind(onFocus, cm)); + on(inp, "blur", bind(onBlur, cm)); + } + + function dragDropChanged(cm, value, old) { + var wasOn = old && old != CodeMirror.Init; + if (!value != !wasOn) { + var funcs = cm.display.dragFunctions; + var toggle = value ? on : off; + toggle(cm.display.scroller, "dragstart", funcs.start); + toggle(cm.display.scroller, "dragenter", funcs.simple); + toggle(cm.display.scroller, "dragover", funcs.simple); + toggle(cm.display.scroller, "drop", funcs.drop); + } + } + + // Called when the window resizes + function onResize(cm) { + var d = cm.display; + if (d.lastWrapHeight == d.wrapper.clientHeight && d.lastWrapWidth == d.wrapper.clientWidth) + return; + // Might be a text scaling operation, clear size caches. + d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null; + d.scrollbarsClipped = false; + cm.setSize(); + } + + // MOUSE EVENTS + + // Return true when the given mouse event happened in a widget + function eventInWidget(display, e) { + for (var n = e_target(e); n != display.wrapper; n = n.parentNode) { + if (!n || (n.nodeType == 1 && n.getAttribute("cm-ignore-events") == "true") || + (n.parentNode == display.sizer && n != display.mover)) + return true; + } + } + + // Given a mouse event, find the corresponding position. If liberal + // is false, it checks whether a gutter or scrollbar was clicked, + // and returns null if it was. forRect is used by rectangular + // selections, and tries to estimate a character position even for + // coordinates beyond the right of the text. + function posFromMouse(cm, e, liberal, forRect) { + var display = cm.display; + if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") return null; + + var x, y, space = display.lineSpace.getBoundingClientRect(); + // Fails unpredictably on IE[67] when mouse is dragged around quickly. + try { x = e.clientX - space.left; y = e.clientY - space.top; } + catch (e) { return null; } + var coords = coordsChar(cm, x, y), line; + if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) { + var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length; + coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff)); + } + return coords; + } + + // A mouse down can be a single click, double click, triple click, + // start of selection drag, start of text drag, new cursor + // (ctrl-click), rectangle drag (alt-drag), or xwin + // middle-click-paste. Or it might be a click on something we should + // not interfere with, such as a scrollbar or widget. + function onMouseDown(e) { + var cm = this, display = cm.display; + if (display.activeTouch && display.input.supportsTouch() || signalDOMEvent(cm, e)) return; + display.shift = e.shiftKey; + + if (eventInWidget(display, e)) { + if (!webkit) { + // Briefly turn off draggability, to allow widgets to do + // normal dragging things. + display.scroller.draggable = false; + setTimeout(function(){display.scroller.draggable = true;}, 100); + } + return; + } + if (clickInGutter(cm, e)) return; + var start = posFromMouse(cm, e); + window.focus(); + + switch (e_button(e)) { + case 1: + if (start) + leftButtonDown(cm, e, start); + else if (e_target(e) == display.scroller) + e_preventDefault(e); + break; + case 2: + if (webkit) cm.state.lastMiddleDown = +new Date; + if (start) extendSelection(cm.doc, start); + setTimeout(function() {display.input.focus();}, 20); + e_preventDefault(e); + break; + case 3: + if (captureRightClick) onContextMenu(cm, e); + else delayBlurEvent(cm); + break; + } + } + + var lastClick, lastDoubleClick; + function leftButtonDown(cm, e, start) { + if (ie) setTimeout(bind(ensureFocus, cm), 0); + else cm.curOp.focus = activeElt(); + + var now = +new Date, type; + if (lastDoubleClick && lastDoubleClick.time > now - 400 && cmp(lastDoubleClick.pos, start) == 0) { + type = "triple"; + } else if (lastClick && lastClick.time > now - 400 && cmp(lastClick.pos, start) == 0) { + type = "double"; + lastDoubleClick = {time: now, pos: start}; + } else { + type = "single"; + lastClick = {time: now, pos: start}; + } + + var sel = cm.doc.sel, modifier = mac ? e.metaKey : e.ctrlKey, contained; + if (cm.options.dragDrop && dragAndDrop && !isReadOnly(cm) && + type == "single" && (contained = sel.contains(start)) > -1 && + (cmp((contained = sel.ranges[contained]).from(), start) < 0 || start.xRel > 0) && + (cmp(contained.to(), start) > 0 || start.xRel < 0)) + leftButtonStartDrag(cm, e, start, modifier); + else + leftButtonSelect(cm, e, start, type, modifier); + } + + // Start a text drag. When it ends, see if any dragging actually + // happen, and treat as a click if it didn't. + function leftButtonStartDrag(cm, e, start, modifier) { + var display = cm.display, startTime = +new Date; + var dragEnd = operation(cm, function(e2) { + if (webkit) display.scroller.draggable = false; + cm.state.draggingText = false; + off(document, "mouseup", dragEnd); + off(display.scroller, "drop", dragEnd); + if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) { + e_preventDefault(e2); + if (!modifier && +new Date - 200 < startTime) + extendSelection(cm.doc, start); + // Work around unexplainable focus problem in IE9 (#2127) and Chrome (#3081) + if (webkit || ie && ie_version == 9) + setTimeout(function() {document.body.focus(); display.input.focus();}, 20); + else + display.input.focus(); + } + }); + // Let the drag handler handle this. + if (webkit) display.scroller.draggable = true; + cm.state.draggingText = dragEnd; + // IE's approach to draggable + if (display.scroller.dragDrop) display.scroller.dragDrop(); + on(document, "mouseup", dragEnd); + on(display.scroller, "drop", dragEnd); + } + + // Normal selection, as opposed to text dragging. + function leftButtonSelect(cm, e, start, type, addNew) { + var display = cm.display, doc = cm.doc; + e_preventDefault(e); + + var ourRange, ourIndex, startSel = doc.sel, ranges = startSel.ranges; + if (addNew && !e.shiftKey) { + ourIndex = doc.sel.contains(start); + if (ourIndex > -1) + ourRange = ranges[ourIndex]; + else + ourRange = new Range(start, start); + } else { + ourRange = doc.sel.primary(); + ourIndex = doc.sel.primIndex; + } + + if (e.altKey) { + type = "rect"; + if (!addNew) ourRange = new Range(start, start); + start = posFromMouse(cm, e, true, true); + ourIndex = -1; + } else if (type == "double") { + var word = cm.findWordAt(start); + if (cm.display.shift || doc.extend) + ourRange = extendRange(doc, ourRange, word.anchor, word.head); + else + ourRange = word; + } else if (type == "triple") { + var line = new Range(Pos(start.line, 0), clipPos(doc, Pos(start.line + 1, 0))); + if (cm.display.shift || doc.extend) + ourRange = extendRange(doc, ourRange, line.anchor, line.head); + else + ourRange = line; + } else { + ourRange = extendRange(doc, ourRange, start); + } + + if (!addNew) { + ourIndex = 0; + setSelection(doc, new Selection([ourRange], 0), sel_mouse); + startSel = doc.sel; + } else if (ourIndex == -1) { + ourIndex = ranges.length; + setSelection(doc, normalizeSelection(ranges.concat([ourRange]), ourIndex), + {scroll: false, origin: "*mouse"}); + } else if (ranges.length > 1 && ranges[ourIndex].empty() && type == "single" && !e.shiftKey) { + setSelection(doc, normalizeSelection(ranges.slice(0, ourIndex).concat(ranges.slice(ourIndex + 1)), 0)); + startSel = doc.sel; + } else { + replaceOneSelection(doc, ourIndex, ourRange, sel_mouse); + } + + var lastPos = start; + function extendTo(pos) { + if (cmp(lastPos, pos) == 0) return; + lastPos = pos; + + if (type == "rect") { + var ranges = [], tabSize = cm.options.tabSize; + var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize); + var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize); + var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol); + for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line)); + line <= end; line++) { + var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize); + if (left == right) + ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos))); + else if (text.length > leftPos) + ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize)))); + } + if (!ranges.length) ranges.push(new Range(start, start)); + setSelection(doc, normalizeSelection(startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex), + {origin: "*mouse", scroll: false}); + cm.scrollIntoView(pos); + } else { + var oldRange = ourRange; + var anchor = oldRange.anchor, head = pos; + if (type != "single") { + if (type == "double") + var range = cm.findWordAt(pos); + else + var range = new Range(Pos(pos.line, 0), clipPos(doc, Pos(pos.line + 1, 0))); + if (cmp(range.anchor, anchor) > 0) { + head = range.head; + anchor = minPos(oldRange.from(), range.anchor); + } else { + head = range.anchor; + anchor = maxPos(oldRange.to(), range.head); + } + } + var ranges = startSel.ranges.slice(0); + ranges[ourIndex] = new Range(clipPos(doc, anchor), head); + setSelection(doc, normalizeSelection(ranges, ourIndex), sel_mouse); + } + } + + var editorSize = display.wrapper.getBoundingClientRect(); + // Used to ensure timeout re-tries don't fire when another extend + // happened in the meantime (clearTimeout isn't reliable -- at + // least on Chrome, the timeouts still happen even when cleared, + // if the clear happens after their scheduled firing time). + var counter = 0; + + function extend(e) { + var curCount = ++counter; + var cur = posFromMouse(cm, e, true, type == "rect"); + if (!cur) return; + if (cmp(cur, lastPos) != 0) { + cm.curOp.focus = activeElt(); + extendTo(cur); + var visible = visibleLines(display, doc); + if (cur.line >= visible.to || cur.line < visible.from) + setTimeout(operation(cm, function(){if (counter == curCount) extend(e);}), 150); + } else { + var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0; + if (outside) setTimeout(operation(cm, function() { + if (counter != curCount) return; + display.scroller.scrollTop += outside; + extend(e); + }), 50); + } + } + + function done(e) { + counter = Infinity; + e_preventDefault(e); + display.input.focus(); + off(document, "mousemove", move); + off(document, "mouseup", up); + doc.history.lastSelOrigin = null; + } + + var move = operation(cm, function(e) { + if (!e_button(e)) done(e); + else extend(e); + }); + var up = operation(cm, done); + on(document, "mousemove", move); + on(document, "mouseup", up); + } + + // Determines whether an event happened in the gutter, and fires the + // handlers for the corresponding event. + function gutterEvent(cm, e, type, prevent, signalfn) { + try { var mX = e.clientX, mY = e.clientY; } + catch(e) { return false; } + if (mX >= Math.floor(cm.display.gutters.getBoundingClientRect().right)) return false; + if (prevent) e_preventDefault(e); + + var display = cm.display; + var lineBox = display.lineDiv.getBoundingClientRect(); + + if (mY > lineBox.bottom || !hasHandler(cm, type)) return e_defaultPrevented(e); + mY -= lineBox.top - display.viewOffset; + + for (var i = 0; i < cm.options.gutters.length; ++i) { + var g = display.gutters.childNodes[i]; + if (g && g.getBoundingClientRect().right >= mX) { + var line = lineAtHeight(cm.doc, mY); + var gutter = cm.options.gutters[i]; + signalfn(cm, type, cm, line, gutter, e); + return e_defaultPrevented(e); + } + } + } + + function clickInGutter(cm, e) { + return gutterEvent(cm, e, "gutterClick", true, signalLater); + } + + // Kludge to work around strange IE behavior where it'll sometimes + // re-fire a series of drag-related events right after the drop (#1551) + var lastDrop = 0; + + function onDrop(e) { + var cm = this; + if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) + return; + e_preventDefault(e); + if (ie) lastDrop = +new Date; + var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files; + if (!pos || isReadOnly(cm)) return; + // Might be a file drop, in which case we simply extract the text + // and insert it. + if (files && files.length && window.FileReader && window.File) { + var n = files.length, text = Array(n), read = 0; + var loadFile = function(file, i) { + var reader = new FileReader; + reader.onload = operation(cm, function() { + text[i] = reader.result; + if (++read == n) { + pos = clipPos(cm.doc, pos); + var change = {from: pos, to: pos, text: splitLines(text.join("\n")), origin: "paste"}; + makeChange(cm.doc, change); + setSelectionReplaceHistory(cm.doc, simpleSelection(pos, changeEnd(change))); + } + }); + reader.readAsText(file); + }; + for (var i = 0; i < n; ++i) loadFile(files[i], i); + } else { // Normal drop + // Don't do a replace if the drop happened inside of the selected text. + if (cm.state.draggingText && cm.doc.sel.contains(pos) > -1) { + cm.state.draggingText(e); + // Ensure the editor is re-focused + setTimeout(function() {cm.display.input.focus();}, 20); + return; + } + try { + var text = e.dataTransfer.getData("Text"); + if (text) { + if (cm.state.draggingText && !(mac ? e.altKey : e.ctrlKey)) + var selected = cm.listSelections(); + setSelectionNoUndo(cm.doc, simpleSelection(pos, pos)); + if (selected) for (var i = 0; i < selected.length; ++i) + replaceRange(cm.doc, "", selected[i].anchor, selected[i].head, "drag"); + cm.replaceSelection(text, "around", "paste"); + cm.display.input.focus(); + } + } + catch(e){} + } + } + + function onDragStart(cm, e) { + if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return; } + if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) return; + + e.dataTransfer.setData("Text", cm.getSelection()); + + // Use dummy image instead of default browsers image. + // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there. + if (e.dataTransfer.setDragImage && !safari) { + var img = elt("img", null, null, "position: fixed; left: 0; top: 0;"); + img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="; + if (presto) { + img.width = img.height = 1; + cm.display.wrapper.appendChild(img); + // Force a relayout, or Opera won't use our image for some obscure reason + img._top = img.offsetTop; + } + e.dataTransfer.setDragImage(img, 0, 0); + if (presto) img.parentNode.removeChild(img); + } + } + + // SCROLL EVENTS + + // Sync the scrollable area and scrollbars, ensure the viewport + // covers the visible area. + function setScrollTop(cm, val) { + if (Math.abs(cm.doc.scrollTop - val) < 2) return; + cm.doc.scrollTop = val; + if (!gecko) updateDisplaySimple(cm, {top: val}); + if (cm.display.scroller.scrollTop != val) cm.display.scroller.scrollTop = val; + cm.display.scrollbars.setScrollTop(val); + if (gecko) updateDisplaySimple(cm); + startWorker(cm, 100); + } + // Sync scroller and scrollbar, ensure the gutter elements are + // aligned. + function setScrollLeft(cm, val, isScroller) { + if (isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) return; + val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth); + cm.doc.scrollLeft = val; + alignHorizontally(cm); + if (cm.display.scroller.scrollLeft != val) cm.display.scroller.scrollLeft = val; + cm.display.scrollbars.setScrollLeft(val); + } + + // Since the delta values reported on mouse wheel events are + // unstandardized between browsers and even browser versions, and + // generally horribly unpredictable, this code starts by measuring + // the scroll effect that the first few mouse wheel events have, + // and, from that, detects the way it can convert deltas to pixel + // offsets afterwards. + // + // The reason we want to know the amount a wheel event will scroll + // is that it gives us a chance to update the display before the + // actual scrolling happens, reducing flickering. + + var wheelSamples = 0, wheelPixelsPerUnit = null; + // Fill in a browser-detected starting value on browsers where we + // know one. These don't have to be accurate -- the result of them + // being wrong would just be a slight flicker on the first wheel + // scroll (if it is large enough). + if (ie) wheelPixelsPerUnit = -.53; + else if (gecko) wheelPixelsPerUnit = 15; + else if (chrome) wheelPixelsPerUnit = -.7; + else if (safari) wheelPixelsPerUnit = -1/3; + + var wheelEventDelta = function(e) { + var dx = e.wheelDeltaX, dy = e.wheelDeltaY; + if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail; + if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail; + else if (dy == null) dy = e.wheelDelta; + return {x: dx, y: dy}; + }; + CodeMirror.wheelEventPixels = function(e) { + var delta = wheelEventDelta(e); + delta.x *= wheelPixelsPerUnit; + delta.y *= wheelPixelsPerUnit; + return delta; + }; + + function onScrollWheel(cm, e) { + var delta = wheelEventDelta(e), dx = delta.x, dy = delta.y; + + var display = cm.display, scroll = display.scroller; + // Quit if there's nothing to scroll here + if (!(dx && scroll.scrollWidth > scroll.clientWidth || + dy && scroll.scrollHeight > scroll.clientHeight)) return; + + // Webkit browsers on OS X abort momentum scrolls when the target + // of the scroll event is removed from the scrollable element. + // This hack (see related code in patchDisplay) makes sure the + // element is kept around. + if (dy && mac && webkit) { + outer: for (var cur = e.target, view = display.view; cur != scroll; cur = cur.parentNode) { + for (var i = 0; i < view.length; i++) { + if (view[i].node == cur) { + cm.display.currentWheelTarget = cur; + break outer; + } + } + } + } + + // On some browsers, horizontal scrolling will cause redraws to + // happen before the gutter has been realigned, causing it to + // wriggle around in a most unseemly way. When we have an + // estimated pixels/delta value, we just handle horizontal + // scrolling entirely here. It'll be slightly off from native, but + // better than glitching out. + if (dx && !gecko && !presto && wheelPixelsPerUnit != null) { + if (dy) + setScrollTop(cm, Math.max(0, Math.min(scroll.scrollTop + dy * wheelPixelsPerUnit, scroll.scrollHeight - scroll.clientHeight))); + setScrollLeft(cm, Math.max(0, Math.min(scroll.scrollLeft + dx * wheelPixelsPerUnit, scroll.scrollWidth - scroll.clientWidth))); + e_preventDefault(e); + display.wheelStartX = null; // Abort measurement, if in progress + return; + } + + // 'Project' the visible viewport to cover the area that is being + // scrolled into view (if we know enough to estimate it). + if (dy && wheelPixelsPerUnit != null) { + var pixels = dy * wheelPixelsPerUnit; + var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight; + if (pixels < 0) top = Math.max(0, top + pixels - 50); + else bot = Math.min(cm.doc.height, bot + pixels + 50); + updateDisplaySimple(cm, {top: top, bottom: bot}); + } + + if (wheelSamples < 20) { + if (display.wheelStartX == null) { + display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop; + display.wheelDX = dx; display.wheelDY = dy; + setTimeout(function() { + if (display.wheelStartX == null) return; + var movedX = scroll.scrollLeft - display.wheelStartX; + var movedY = scroll.scrollTop - display.wheelStartY; + var sample = (movedY && display.wheelDY && movedY / display.wheelDY) || + (movedX && display.wheelDX && movedX / display.wheelDX); + display.wheelStartX = display.wheelStartY = null; + if (!sample) return; + wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1); + ++wheelSamples; + }, 200); + } else { + display.wheelDX += dx; display.wheelDY += dy; + } + } + } + + // KEY EVENTS + + // Run a handler that was bound to a key. + function doHandleBinding(cm, bound, dropShift) { + if (typeof bound == "string") { + bound = commands[bound]; + if (!bound) return false; + } + // Ensure previous input has been read, so that the handler sees a + // consistent view of the document + cm.display.input.ensurePolled(); + var prevShift = cm.display.shift, done = false; + try { + if (isReadOnly(cm)) cm.state.suppressEdits = true; + if (dropShift) cm.display.shift = false; + done = bound(cm) != Pass; + } finally { + cm.display.shift = prevShift; + cm.state.suppressEdits = false; + } + return done; + } + + function lookupKeyForEditor(cm, name, handle) { + for (var i = 0; i < cm.state.keyMaps.length; i++) { + var result = lookupKey(name, cm.state.keyMaps[i], handle, cm); + if (result) return result; + } + return (cm.options.extraKeys && lookupKey(name, cm.options.extraKeys, handle, cm)) + || lookupKey(name, cm.options.keyMap, handle, cm); + } + + var stopSeq = new Delayed; + function dispatchKey(cm, name, e, handle) { + var seq = cm.state.keySeq; + if (seq) { + if (isModifierKey(name)) return "handled"; + stopSeq.set(50, function() { + if (cm.state.keySeq == seq) { + cm.state.keySeq = null; + cm.display.input.reset(); + } + }); + name = seq + " " + name; + } + var result = lookupKeyForEditor(cm, name, handle); + + if (result == "multi") + cm.state.keySeq = name; + if (result == "handled") + signalLater(cm, "keyHandled", cm, name, e); + + if (result == "handled" || result == "multi") { + e_preventDefault(e); + restartBlink(cm); + } + + if (seq && !result && /\'$/.test(name)) { + e_preventDefault(e); + return true; + } + return !!result; + } + + // Handle a key from the keydown event. + function handleKeyBinding(cm, e) { + var name = keyName(e, true); + if (!name) return false; + + if (e.shiftKey && !cm.state.keySeq) { + // First try to resolve full name (including 'Shift-'). Failing + // that, see if there is a cursor-motion command (starting with + // 'go') bound to the keyname without 'Shift-'. + return dispatchKey(cm, "Shift-" + name, e, function(b) {return doHandleBinding(cm, b, true);}) + || dispatchKey(cm, name, e, function(b) { + if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion) + return doHandleBinding(cm, b); + }); + } else { + return dispatchKey(cm, name, e, function(b) { return doHandleBinding(cm, b); }); + } + } + + // Handle a key from the keypress event + function handleCharBinding(cm, e, ch) { + return dispatchKey(cm, "'" + ch + "'", e, + function(b) { return doHandleBinding(cm, b, true); }); + } + + var lastStoppedKey = null; + function onKeyDown(e) { + var cm = this; + cm.curOp.focus = activeElt(); + if (signalDOMEvent(cm, e)) return; + // IE does strange things with escape. + if (ie && ie_version < 11 && e.keyCode == 27) e.returnValue = false; + var code = e.keyCode; + cm.display.shift = code == 16 || e.shiftKey; + var handled = handleKeyBinding(cm, e); + if (presto) { + lastStoppedKey = handled ? code : null; + // Opera has no cut event... we try to at least catch the key combo + if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey)) + cm.replaceSelection("", null, "cut"); + } + + // Turn mouse into crosshair when Alt is held on Mac. + if (code == 18 && !/\bCodeMirror-crosshair\b/.test(cm.display.lineDiv.className)) + showCrossHair(cm); + } + + function showCrossHair(cm) { + var lineDiv = cm.display.lineDiv; + addClass(lineDiv, "CodeMirror-crosshair"); + + function up(e) { + if (e.keyCode == 18 || !e.altKey) { + rmClass(lineDiv, "CodeMirror-crosshair"); + off(document, "keyup", up); + off(document, "mouseover", up); + } + } + on(document, "keyup", up); + on(document, "mouseover", up); + } + + function onKeyUp(e) { + if (e.keyCode == 16) this.doc.sel.shift = false; + signalDOMEvent(this, e); + } + + function onKeyPress(e) { + var cm = this; + if (eventInWidget(cm.display, e) || signalDOMEvent(cm, e) || e.ctrlKey && !e.altKey || mac && e.metaKey) return; + var keyCode = e.keyCode, charCode = e.charCode; + if (presto && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return;} + if ((presto && (!e.which || e.which < 10)) && handleKeyBinding(cm, e)) return; + var ch = String.fromCharCode(charCode == null ? keyCode : charCode); + if (handleCharBinding(cm, e, ch)) return; + cm.display.input.onKeyPress(e); + } + + // FOCUS/BLUR EVENTS + + function delayBlurEvent(cm) { + cm.state.delayingBlurEvent = true; + setTimeout(function() { + if (cm.state.delayingBlurEvent) { + cm.state.delayingBlurEvent = false; + onBlur(cm); + } + }, 100); + } + + function onFocus(cm) { + if (cm.state.delayingBlurEvent) cm.state.delayingBlurEvent = false; + + if (cm.options.readOnly == "nocursor") return; + if (!cm.state.focused) { + signal(cm, "focus", cm); + cm.state.focused = true; + addClass(cm.display.wrapper, "CodeMirror-focused"); + // This test prevents this from firing when a context + // menu is closed (since the input reset would kill the + // select-all detection hack) + if (!cm.curOp && cm.display.selForContextMenu != cm.doc.sel) { + cm.display.input.reset(); + if (webkit) setTimeout(function() { cm.display.input.reset(true); }, 20); // Issue #1730 + } + cm.display.input.receivedFocus(); + } + restartBlink(cm); + } + function onBlur(cm) { + if (cm.state.delayingBlurEvent) return; + + if (cm.state.focused) { + signal(cm, "blur", cm); + cm.state.focused = false; + rmClass(cm.display.wrapper, "CodeMirror-focused"); + } + clearInterval(cm.display.blinker); + setTimeout(function() {if (!cm.state.focused) cm.display.shift = false;}, 150); + } + + // CONTEXT MENU HANDLING + + // To make the context menu work, we need to briefly unhide the + // textarea (making it as unobtrusive as possible) to let the + // right-click take effect on it. + function onContextMenu(cm, e) { + if (eventInWidget(cm.display, e) || contextMenuInGutter(cm, e)) return; + cm.display.input.onContextMenu(e); + } + + function contextMenuInGutter(cm, e) { + if (!hasHandler(cm, "gutterContextMenu")) return false; + return gutterEvent(cm, e, "gutterContextMenu", false, signal); + } + + // UPDATING + + // Compute the position of the end of a change (its 'to' property + // refers to the pre-change end). + var changeEnd = CodeMirror.changeEnd = function(change) { + if (!change.text) return change.to; + return Pos(change.from.line + change.text.length - 1, + lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0)); + }; + + // Adjust a position to refer to the post-change position of the + // same text, or the end of the change if the change covers it. + function adjustForChange(pos, change) { + if (cmp(pos, change.from) < 0) return pos; + if (cmp(pos, change.to) <= 0) return changeEnd(change); + + var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch; + if (pos.line == change.to.line) ch += changeEnd(change).ch - change.to.ch; + return Pos(line, ch); + } + + function computeSelAfterChange(doc, change) { + var out = []; + for (var i = 0; i < doc.sel.ranges.length; i++) { + var range = doc.sel.ranges[i]; + out.push(new Range(adjustForChange(range.anchor, change), + adjustForChange(range.head, change))); + } + return normalizeSelection(out, doc.sel.primIndex); + } + + function offsetPos(pos, old, nw) { + if (pos.line == old.line) + return Pos(nw.line, pos.ch - old.ch + nw.ch); + else + return Pos(nw.line + (pos.line - old.line), pos.ch); + } + + // Used by replaceSelections to allow moving the selection to the + // start or around the replaced test. Hint may be "start" or "around". + function computeReplacedSel(doc, changes, hint) { + var out = []; + var oldPrev = Pos(doc.first, 0), newPrev = oldPrev; + for (var i = 0; i < changes.length; i++) { + var change = changes[i]; + var from = offsetPos(change.from, oldPrev, newPrev); + var to = offsetPos(changeEnd(change), oldPrev, newPrev); + oldPrev = change.to; + newPrev = to; + if (hint == "around") { + var range = doc.sel.ranges[i], inv = cmp(range.head, range.anchor) < 0; + out[i] = new Range(inv ? to : from, inv ? from : to); + } else { + out[i] = new Range(from, from); + } + } + return new Selection(out, doc.sel.primIndex); + } + + // Allow "beforeChange" event handlers to influence a change + function filterChange(doc, change, update) { + var obj = { + canceled: false, + from: change.from, + to: change.to, + text: change.text, + origin: change.origin, + cancel: function() { this.canceled = true; } + }; + if (update) obj.update = function(from, to, text, origin) { + if (from) this.from = clipPos(doc, from); + if (to) this.to = clipPos(doc, to); + if (text) this.text = text; + if (origin !== undefined) this.origin = origin; + }; + signal(doc, "beforeChange", doc, obj); + if (doc.cm) signal(doc.cm, "beforeChange", doc.cm, obj); + + if (obj.canceled) return null; + return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin}; + } + + // Apply a change to a document, and add it to the document's + // history, and propagating it to all linked documents. + function makeChange(doc, change, ignoreReadOnly) { + if (doc.cm) { + if (!doc.cm.curOp) return operation(doc.cm, makeChange)(doc, change, ignoreReadOnly); + if (doc.cm.state.suppressEdits) return; + } + + if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) { + change = filterChange(doc, change, true); + if (!change) return; + } + + // Possibly split or suppress the update based on the presence + // of read-only spans in its range. + var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to); + if (split) { + for (var i = split.length - 1; i >= 0; --i) + makeChangeInner(doc, {from: split[i].from, to: split[i].to, text: i ? [""] : change.text}); + } else { + makeChangeInner(doc, change); + } + } + + function makeChangeInner(doc, change) { + if (change.text.length == 1 && change.text[0] == "" && cmp(change.from, change.to) == 0) return; + var selAfter = computeSelAfterChange(doc, change); + addChangeToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN); + + makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change)); + var rebased = []; + + linkedDocs(doc, function(doc, sharedHist) { + if (!sharedHist && indexOf(rebased, doc.history) == -1) { + rebaseHist(doc.history, change); + rebased.push(doc.history); + } + makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change)); + }); + } + + // Revert a change stored in a document's history. + function makeChangeFromHistory(doc, type, allowSelectionOnly) { + if (doc.cm && doc.cm.state.suppressEdits) return; + + var hist = doc.history, event, selAfter = doc.sel; + var source = type == "undo" ? hist.done : hist.undone, dest = type == "undo" ? hist.undone : hist.done; + + // Verify that there is a useable event (so that ctrl-z won't + // needlessly clear selection events) + for (var i = 0; i < source.length; i++) { + event = source[i]; + if (allowSelectionOnly ? event.ranges && !event.equals(doc.sel) : !event.ranges) + break; + } + if (i == source.length) return; + hist.lastOrigin = hist.lastSelOrigin = null; + + for (;;) { + event = source.pop(); + if (event.ranges) { + pushSelectionToHistory(event, dest); + if (allowSelectionOnly && !event.equals(doc.sel)) { + setSelection(doc, event, {clearRedo: false}); + return; + } + selAfter = event; + } + else break; + } + + // Build up a reverse change object to add to the opposite history + // stack (redo when undoing, and vice versa). + var antiChanges = []; + pushSelectionToHistory(selAfter, dest); + dest.push({changes: antiChanges, generation: hist.generation}); + hist.generation = event.generation || ++hist.maxGeneration; + + var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange"); + + for (var i = event.changes.length - 1; i >= 0; --i) { + var change = event.changes[i]; + change.origin = type; + if (filter && !filterChange(doc, change, false)) { + source.length = 0; + return; + } + + antiChanges.push(historyChangeFromChange(doc, change)); + + var after = i ? computeSelAfterChange(doc, change) : lst(source); + makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change)); + if (!i && doc.cm) doc.cm.scrollIntoView({from: change.from, to: changeEnd(change)}); + var rebased = []; + + // Propagate to the linked documents + linkedDocs(doc, function(doc, sharedHist) { + if (!sharedHist && indexOf(rebased, doc.history) == -1) { + rebaseHist(doc.history, change); + rebased.push(doc.history); + } + makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change)); + }); + } + } + + // Sub-views need their line numbers shifted when text is added + // above or below them in the parent document. + function shiftDoc(doc, distance) { + if (distance == 0) return; + doc.first += distance; + doc.sel = new Selection(map(doc.sel.ranges, function(range) { + return new Range(Pos(range.anchor.line + distance, range.anchor.ch), + Pos(range.head.line + distance, range.head.ch)); + }), doc.sel.primIndex); + if (doc.cm) { + regChange(doc.cm, doc.first, doc.first - distance, distance); + for (var d = doc.cm.display, l = d.viewFrom; l < d.viewTo; l++) + regLineChange(doc.cm, l, "gutter"); + } + } + + // More lower-level change function, handling only a single document + // (not linked ones). + function makeChangeSingleDoc(doc, change, selAfter, spans) { + if (doc.cm && !doc.cm.curOp) + return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans); + + if (change.to.line < doc.first) { + shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line)); + return; + } + if (change.from.line > doc.lastLine()) return; + + // Clip the change to the size of this doc + if (change.from.line < doc.first) { + var shift = change.text.length - 1 - (doc.first - change.from.line); + shiftDoc(doc, shift); + change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch), + text: [lst(change.text)], origin: change.origin}; + } + var last = doc.lastLine(); + if (change.to.line > last) { + change = {from: change.from, to: Pos(last, getLine(doc, last).text.length), + text: [change.text[0]], origin: change.origin}; + } + + change.removed = getBetween(doc, change.from, change.to); + + if (!selAfter) selAfter = computeSelAfterChange(doc, change); + if (doc.cm) makeChangeSingleDocInEditor(doc.cm, change, spans); + else updateDoc(doc, change, spans); + setSelectionNoUndo(doc, selAfter, sel_dontScroll); + } + + // Handle the interaction of a change to a document with the editor + // that this document is part of. + function makeChangeSingleDocInEditor(cm, change, spans) { + var doc = cm.doc, display = cm.display, from = change.from, to = change.to; + + var recomputeMaxLength = false, checkWidthStart = from.line; + if (!cm.options.lineWrapping) { + checkWidthStart = lineNo(visualLine(getLine(doc, from.line))); + doc.iter(checkWidthStart, to.line + 1, function(line) { + if (line == display.maxLine) { + recomputeMaxLength = true; + return true; + } + }); + } + + if (doc.sel.contains(change.from, change.to) > -1) + signalCursorActivity(cm); + + updateDoc(doc, change, spans, estimateHeight(cm)); + + if (!cm.options.lineWrapping) { + doc.iter(checkWidthStart, from.line + change.text.length, function(line) { + var len = lineLength(line); + if (len > display.maxLineLength) { + display.maxLine = line; + display.maxLineLength = len; + display.maxLineChanged = true; + recomputeMaxLength = false; + } + }); + if (recomputeMaxLength) cm.curOp.updateMaxLine = true; + } + + // Adjust frontier, schedule worker + doc.frontier = Math.min(doc.frontier, from.line); + startWorker(cm, 400); + + var lendiff = change.text.length - (to.line - from.line) - 1; + // Remember that these lines changed, for updating the display + if (change.full) + regChange(cm); + else if (from.line == to.line && change.text.length == 1 && !isWholeLineUpdate(cm.doc, change)) + regLineChange(cm, from.line, "text"); + else + regChange(cm, from.line, to.line + 1, lendiff); + + var changesHandler = hasHandler(cm, "changes"), changeHandler = hasHandler(cm, "change"); + if (changeHandler || changesHandler) { + var obj = { + from: from, to: to, + text: change.text, + removed: change.removed, + origin: change.origin + }; + if (changeHandler) signalLater(cm, "change", cm, obj); + if (changesHandler) (cm.curOp.changeObjs || (cm.curOp.changeObjs = [])).push(obj); + } + cm.display.selForContextMenu = null; + } + + function replaceRange(doc, code, from, to, origin) { + if (!to) to = from; + if (cmp(to, from) < 0) { var tmp = to; to = from; from = tmp; } + if (typeof code == "string") code = splitLines(code); + makeChange(doc, {from: from, to: to, text: code, origin: origin}); + } + + // SCROLLING THINGS INTO VIEW + + // If an editor sits on the top or bottom of the window, partially + // scrolled out of view, this ensures that the cursor is visible. + function maybeScrollWindow(cm, coords) { + if (signalDOMEvent(cm, "scrollCursorIntoView")) return; + + var display = cm.display, box = display.sizer.getBoundingClientRect(), doScroll = null; + if (coords.top + box.top < 0) doScroll = true; + else if (coords.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) doScroll = false; + if (doScroll != null && !phantom) { + var scrollNode = elt("div", "\u200b", null, "position: absolute; top: " + + (coords.top - display.viewOffset - paddingTop(cm.display)) + "px; height: " + + (coords.bottom - coords.top + scrollGap(cm) + display.barHeight) + "px; left: " + + coords.left + "px; width: 2px;"); + cm.display.lineSpace.appendChild(scrollNode); + scrollNode.scrollIntoView(doScroll); + cm.display.lineSpace.removeChild(scrollNode); + } + } + + // Scroll a given position into view (immediately), verifying that + // it actually became visible (as line heights are accurately + // measured, the position of something may 'drift' during drawing). + function scrollPosIntoView(cm, pos, end, margin) { + if (margin == null) margin = 0; + for (var limit = 0; limit < 5; limit++) { + var changed = false, coords = cursorCoords(cm, pos); + var endCoords = !end || end == pos ? coords : cursorCoords(cm, end); + var scrollPos = calculateScrollPos(cm, Math.min(coords.left, endCoords.left), + Math.min(coords.top, endCoords.top) - margin, + Math.max(coords.left, endCoords.left), + Math.max(coords.bottom, endCoords.bottom) + margin); + var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft; + if (scrollPos.scrollTop != null) { + setScrollTop(cm, scrollPos.scrollTop); + if (Math.abs(cm.doc.scrollTop - startTop) > 1) changed = true; + } + if (scrollPos.scrollLeft != null) { + setScrollLeft(cm, scrollPos.scrollLeft); + if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) changed = true; + } + if (!changed) break; + } + return coords; + } + + // Scroll a given set of coordinates into view (immediately). + function scrollIntoView(cm, x1, y1, x2, y2) { + var scrollPos = calculateScrollPos(cm, x1, y1, x2, y2); + if (scrollPos.scrollTop != null) setScrollTop(cm, scrollPos.scrollTop); + if (scrollPos.scrollLeft != null) setScrollLeft(cm, scrollPos.scrollLeft); + } + + // Calculate a new scroll position needed to scroll the given + // rectangle into view. Returns an object with scrollTop and + // scrollLeft properties. When these are undefined, the + // vertical/horizontal position does not need to be adjusted. + function calculateScrollPos(cm, x1, y1, x2, y2) { + var display = cm.display, snapMargin = textHeight(cm.display); + if (y1 < 0) y1 = 0; + var screentop = cm.curOp && cm.curOp.scrollTop != null ? cm.curOp.scrollTop : display.scroller.scrollTop; + var screen = displayHeight(cm), result = {}; + if (y2 - y1 > screen) y2 = y1 + screen; + var docBottom = cm.doc.height + paddingVert(display); + var atTop = y1 < snapMargin, atBottom = y2 > docBottom - snapMargin; + if (y1 < screentop) { + result.scrollTop = atTop ? 0 : y1; + } else if (y2 > screentop + screen) { + var newTop = Math.min(y1, (atBottom ? docBottom : y2) - screen); + if (newTop != screentop) result.scrollTop = newTop; + } + + var screenleft = cm.curOp && cm.curOp.scrollLeft != null ? cm.curOp.scrollLeft : display.scroller.scrollLeft; + var screenw = displayWidth(cm) - (cm.options.fixedGutter ? display.gutters.offsetWidth : 0); + var tooWide = x2 - x1 > screenw; + if (tooWide) x2 = x1 + screenw; + if (x1 < 10) + result.scrollLeft = 0; + else if (x1 < screenleft) + result.scrollLeft = Math.max(0, x1 - (tooWide ? 0 : 10)); + else if (x2 > screenw + screenleft - 3) + result.scrollLeft = x2 + (tooWide ? 0 : 10) - screenw; + return result; + } + + // Store a relative adjustment to the scroll position in the current + // operation (to be applied when the operation finishes). + function addToScrollPos(cm, left, top) { + if (left != null || top != null) resolveScrollToPos(cm); + if (left != null) + cm.curOp.scrollLeft = (cm.curOp.scrollLeft == null ? cm.doc.scrollLeft : cm.curOp.scrollLeft) + left; + if (top != null) + cm.curOp.scrollTop = (cm.curOp.scrollTop == null ? cm.doc.scrollTop : cm.curOp.scrollTop) + top; + } + + // Make sure that at the end of the operation the current cursor is + // shown. + function ensureCursorVisible(cm) { + resolveScrollToPos(cm); + var cur = cm.getCursor(), from = cur, to = cur; + if (!cm.options.lineWrapping) { + from = cur.ch ? Pos(cur.line, cur.ch - 1) : cur; + to = Pos(cur.line, cur.ch + 1); + } + cm.curOp.scrollToPos = {from: from, to: to, margin: cm.options.cursorScrollMargin, isCursor: true}; + } + + // When an operation has its scrollToPos property set, and another + // scroll action is applied before the end of the operation, this + // 'simulates' scrolling that position into view in a cheap way, so + // that the effect of intermediate scroll commands is not ignored. + function resolveScrollToPos(cm) { + var range = cm.curOp.scrollToPos; + if (range) { + cm.curOp.scrollToPos = null; + var from = estimateCoords(cm, range.from), to = estimateCoords(cm, range.to); + var sPos = calculateScrollPos(cm, Math.min(from.left, to.left), + Math.min(from.top, to.top) - range.margin, + Math.max(from.right, to.right), + Math.max(from.bottom, to.bottom) + range.margin); + cm.scrollTo(sPos.scrollLeft, sPos.scrollTop); + } + } + + // API UTILITIES + + // Indent the given line. The how parameter can be "smart", + // "add"/null, "subtract", or "prev". When aggressive is false + // (typically set to true for forced single-line indents), empty + // lines are not indented, and places where the mode returns Pass + // are left alone. + function indentLine(cm, n, how, aggressive) { + var doc = cm.doc, state; + if (how == null) how = "add"; + if (how == "smart") { + // Fall back to "prev" when the mode doesn't have an indentation + // method. + if (!doc.mode.indent) how = "prev"; + else state = getStateBefore(cm, n); + } + + var tabSize = cm.options.tabSize; + var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize); + if (line.stateAfter) line.stateAfter = null; + var curSpaceString = line.text.match(/^\s*/)[0], indentation; + if (!aggressive && !/\S/.test(line.text)) { + indentation = 0; + how = "not"; + } else if (how == "smart") { + indentation = doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text); + if (indentation == Pass || indentation > 150) { + if (!aggressive) return; + how = "prev"; + } + } + if (how == "prev") { + if (n > doc.first) indentation = countColumn(getLine(doc, n-1).text, null, tabSize); + else indentation = 0; + } else if (how == "add") { + indentation = curSpace + cm.options.indentUnit; + } else if (how == "subtract") { + indentation = curSpace - cm.options.indentUnit; + } else if (typeof how == "number") { + indentation = curSpace + how; + } + indentation = Math.max(0, indentation); + + var indentString = "", pos = 0; + if (cm.options.indentWithTabs) + for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";} + if (pos < indentation) indentString += spaceStr(indentation - pos); + + if (indentString != curSpaceString) { + replaceRange(doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input"); + line.stateAfter = null; + return true; + } else { + // Ensure that, if the cursor was in the whitespace at the start + // of the line, it is moved to the end of that space. + for (var i = 0; i < doc.sel.ranges.length; i++) { + var range = doc.sel.ranges[i]; + if (range.head.line == n && range.head.ch < curSpaceString.length) { + var pos = Pos(n, curSpaceString.length); + replaceOneSelection(doc, i, new Range(pos, pos)); + break; + } + } + } + } + + // Utility for applying a change to a line by handle or number, + // returning the number and optionally registering the line as + // changed. + function changeLine(doc, handle, changeType, op) { + var no = handle, line = handle; + if (typeof handle == "number") line = getLine(doc, clipLine(doc, handle)); + else no = lineNo(handle); + if (no == null) return null; + if (op(line, no) && doc.cm) regLineChange(doc.cm, no, changeType); + return line; + } + + // Helper for deleting text near the selection(s), used to implement + // backspace, delete, and similar functionality. + function deleteNearSelection(cm, compute) { + var ranges = cm.doc.sel.ranges, kill = []; + // Build up a set of ranges to kill first, merging overlapping + // ranges. + for (var i = 0; i < ranges.length; i++) { + var toKill = compute(ranges[i]); + while (kill.length && cmp(toKill.from, lst(kill).to) <= 0) { + var replaced = kill.pop(); + if (cmp(replaced.from, toKill.from) < 0) { + toKill.from = replaced.from; + break; + } + } + kill.push(toKill); + } + // Next, remove those actual ranges. + runInOp(cm, function() { + for (var i = kill.length - 1; i >= 0; i--) + replaceRange(cm.doc, "", kill[i].from, kill[i].to, "+delete"); + ensureCursorVisible(cm); + }); + } + + // Used for horizontal relative motion. Dir is -1 or 1 (left or + // right), unit can be "char", "column" (like char, but doesn't + // cross line boundaries), "word" (across next word), or "group" (to + // the start of next group of word or non-word-non-whitespace + // chars). The visually param controls whether, in right-to-left + // text, direction 1 means to move towards the next index in the + // string, or towards the character to the right of the current + // position. The resulting position will have a hitSide=true + // property if it reached the end of the document. + function findPosH(doc, pos, dir, unit, visually) { + var line = pos.line, ch = pos.ch, origDir = dir; + var lineObj = getLine(doc, line); + var possible = true; + function findNextLine() { + var l = line + dir; + if (l < doc.first || l >= doc.first + doc.size) return (possible = false); + line = l; + return lineObj = getLine(doc, l); + } + function moveOnce(boundToLine) { + var next = (visually ? moveVisually : moveLogically)(lineObj, ch, dir, true); + if (next == null) { + if (!boundToLine && findNextLine()) { + if (visually) ch = (dir < 0 ? lineRight : lineLeft)(lineObj); + else ch = dir < 0 ? lineObj.text.length : 0; + } else return (possible = false); + } else ch = next; + return true; + } + + if (unit == "char") moveOnce(); + else if (unit == "column") moveOnce(true); + else if (unit == "word" || unit == "group") { + var sawType = null, group = unit == "group"; + var helper = doc.cm && doc.cm.getHelper(pos, "wordChars"); + for (var first = true;; first = false) { + if (dir < 0 && !moveOnce(!first)) break; + var cur = lineObj.text.charAt(ch) || "\n"; + var type = isWordChar(cur, helper) ? "w" + : group && cur == "\n" ? "n" + : !group || /\s/.test(cur) ? null + : "p"; + if (group && !first && !type) type = "s"; + if (sawType && sawType != type) { + if (dir < 0) {dir = 1; moveOnce();} + break; + } + + if (type) sawType = type; + if (dir > 0 && !moveOnce(!first)) break; + } + } + var result = skipAtomic(doc, Pos(line, ch), origDir, true); + if (!possible) result.hitSide = true; + return result; + } + + // For relative vertical movement. Dir may be -1 or 1. Unit can be + // "page" or "line". The resulting position will have a hitSide=true + // property if it reached the end of the document. + function findPosV(cm, pos, dir, unit) { + var doc = cm.doc, x = pos.left, y; + if (unit == "page") { + var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight); + y = pos.top + dir * (pageSize - (dir < 0 ? 1.5 : .5) * textHeight(cm.display)); + } else if (unit == "line") { + y = dir > 0 ? pos.bottom + 3 : pos.top - 3; + } + for (;;) { + var target = coordsChar(cm, x, y); + if (!target.outside) break; + if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break; } + y += dir * 5; + } + return target; + } + + // EDITOR METHODS + + // The publicly visible API. Note that methodOp(f) means + // 'wrap f in an operation, performed on its `this` parameter'. + + // This is not the complete set of editor methods. Most of the + // methods defined on the Doc type are also injected into + // CodeMirror.prototype, for backwards compatibility and + // convenience. + + CodeMirror.prototype = { + constructor: CodeMirror, + focus: function(){window.focus(); this.display.input.focus();}, + + setOption: function(option, value) { + var options = this.options, old = options[option]; + if (options[option] == value && option != "mode") return; + options[option] = value; + if (optionHandlers.hasOwnProperty(option)) + operation(this, optionHandlers[option])(this, value, old); + }, + + getOption: function(option) {return this.options[option];}, + getDoc: function() {return this.doc;}, + + addKeyMap: function(map, bottom) { + this.state.keyMaps[bottom ? "push" : "unshift"](getKeyMap(map)); + }, + removeKeyMap: function(map) { + var maps = this.state.keyMaps; + for (var i = 0; i < maps.length; ++i) + if (maps[i] == map || maps[i].name == map) { + maps.splice(i, 1); + return true; + } + }, + + addOverlay: methodOp(function(spec, options) { + var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec); + if (mode.startState) throw new Error("Overlays may not be stateful."); + this.state.overlays.push({mode: mode, modeSpec: spec, opaque: options && options.opaque}); + this.state.modeGen++; + regChange(this); + }), + removeOverlay: methodOp(function(spec) { + var overlays = this.state.overlays; + for (var i = 0; i < overlays.length; ++i) { + var cur = overlays[i].modeSpec; + if (cur == spec || typeof spec == "string" && cur.name == spec) { + overlays.splice(i, 1); + this.state.modeGen++; + regChange(this); + return; + } + } + }), + + indentLine: methodOp(function(n, dir, aggressive) { + if (typeof dir != "string" && typeof dir != "number") { + if (dir == null) dir = this.options.smartIndent ? "smart" : "prev"; + else dir = dir ? "add" : "subtract"; + } + if (isLine(this.doc, n)) indentLine(this, n, dir, aggressive); + }), + indentSelection: methodOp(function(how) { + var ranges = this.doc.sel.ranges, end = -1; + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i]; + if (!range.empty()) { + var from = range.from(), to = range.to(); + var start = Math.max(end, from.line); + end = Math.min(this.lastLine(), to.line - (to.ch ? 0 : 1)) + 1; + for (var j = start; j < end; ++j) + indentLine(this, j, how); + var newRanges = this.doc.sel.ranges; + if (from.ch == 0 && ranges.length == newRanges.length && newRanges[i].from().ch > 0) + replaceOneSelection(this.doc, i, new Range(from, newRanges[i].to()), sel_dontScroll); + } else if (range.head.line > end) { + indentLine(this, range.head.line, how, true); + end = range.head.line; + if (i == this.doc.sel.primIndex) ensureCursorVisible(this); + } + } + }), + + // Fetch the parser token for a given character. Useful for hacks + // that want to inspect the mode state (say, for completion). + getTokenAt: function(pos, precise) { + return takeToken(this, pos, precise); + }, + + getLineTokens: function(line, precise) { + return takeToken(this, Pos(line), precise, true); + }, + + getTokenTypeAt: function(pos) { + pos = clipPos(this.doc, pos); + var styles = getLineStyles(this, getLine(this.doc, pos.line)); + var before = 0, after = (styles.length - 1) / 2, ch = pos.ch; + var type; + if (ch == 0) type = styles[2]; + else for (;;) { + var mid = (before + after) >> 1; + if ((mid ? styles[mid * 2 - 1] : 0) >= ch) after = mid; + else if (styles[mid * 2 + 1] < ch) before = mid + 1; + else { type = styles[mid * 2 + 2]; break; } + } + var cut = type ? type.indexOf("cm-overlay ") : -1; + return cut < 0 ? type : cut == 0 ? null : type.slice(0, cut - 1); + }, + + getModeAt: function(pos) { + var mode = this.doc.mode; + if (!mode.innerMode) return mode; + return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode; + }, + + getHelper: function(pos, type) { + return this.getHelpers(pos, type)[0]; + }, + + getHelpers: function(pos, type) { + var found = []; + if (!helpers.hasOwnProperty(type)) return found; + var help = helpers[type], mode = this.getModeAt(pos); + if (typeof mode[type] == "string") { + if (help[mode[type]]) found.push(help[mode[type]]); + } else if (mode[type]) { + for (var i = 0; i < mode[type].length; i++) { + var val = help[mode[type][i]]; + if (val) found.push(val); + } + } else if (mode.helperType && help[mode.helperType]) { + found.push(help[mode.helperType]); + } else if (help[mode.name]) { + found.push(help[mode.name]); + } + for (var i = 0; i < help._global.length; i++) { + var cur = help._global[i]; + if (cur.pred(mode, this) && indexOf(found, cur.val) == -1) + found.push(cur.val); + } + return found; + }, + + getStateAfter: function(line, precise) { + var doc = this.doc; + line = clipLine(doc, line == null ? doc.first + doc.size - 1: line); + return getStateBefore(this, line + 1, precise); + }, + + cursorCoords: function(start, mode) { + var pos, range = this.doc.sel.primary(); + if (start == null) pos = range.head; + else if (typeof start == "object") pos = clipPos(this.doc, start); + else pos = start ? range.from() : range.to(); + return cursorCoords(this, pos, mode || "page"); + }, + + charCoords: function(pos, mode) { + return charCoords(this, clipPos(this.doc, pos), mode || "page"); + }, + + coordsChar: function(coords, mode) { + coords = fromCoordSystem(this, coords, mode || "page"); + return coordsChar(this, coords.left, coords.top); + }, + + lineAtHeight: function(height, mode) { + height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top; + return lineAtHeight(this.doc, height + this.display.viewOffset); + }, + heightAtLine: function(line, mode) { + var end = false, lineObj; + if (typeof line == "number") { + var last = this.doc.first + this.doc.size - 1; + if (line < this.doc.first) line = this.doc.first; + else if (line > last) { line = last; end = true; } + lineObj = getLine(this.doc, line); + } else { + lineObj = line; + } + return intoCoordSystem(this, lineObj, {top: 0, left: 0}, mode || "page").top + + (end ? this.doc.height - heightAtLine(lineObj) : 0); + }, + + defaultTextHeight: function() { return textHeight(this.display); }, + defaultCharWidth: function() { return charWidth(this.display); }, + + setGutterMarker: methodOp(function(line, gutterID, value) { + return changeLine(this.doc, line, "gutter", function(line) { + var markers = line.gutterMarkers || (line.gutterMarkers = {}); + markers[gutterID] = value; + if (!value && isEmpty(markers)) line.gutterMarkers = null; + return true; + }); + }), + + clearGutter: methodOp(function(gutterID) { + var cm = this, doc = cm.doc, i = doc.first; + doc.iter(function(line) { + if (line.gutterMarkers && line.gutterMarkers[gutterID]) { + line.gutterMarkers[gutterID] = null; + regLineChange(cm, i, "gutter"); + if (isEmpty(line.gutterMarkers)) line.gutterMarkers = null; + } + ++i; + }); + }), + + lineInfo: function(line) { + if (typeof line == "number") { + if (!isLine(this.doc, line)) return null; + var n = line; + line = getLine(this.doc, line); + if (!line) return null; + } else { + var n = lineNo(line); + if (n == null) return null; + } + return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers, + textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass, + widgets: line.widgets}; + }, + + getViewport: function() { return {from: this.display.viewFrom, to: this.display.viewTo};}, + + addWidget: function(pos, node, scroll, vert, horiz) { + var display = this.display; + pos = cursorCoords(this, clipPos(this.doc, pos)); + var top = pos.bottom, left = pos.left; + node.style.position = "absolute"; + node.setAttribute("cm-ignore-events", "true"); + this.display.input.setUneditable(node); + display.sizer.appendChild(node); + if (vert == "over") { + top = pos.top; + } else if (vert == "above" || vert == "near") { + var vspace = Math.max(display.wrapper.clientHeight, this.doc.height), + hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth); + // Default to positioning above (if specified and possible); otherwise default to positioning below + if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight) + top = pos.top - node.offsetHeight; + else if (pos.bottom + node.offsetHeight <= vspace) + top = pos.bottom; + if (left + node.offsetWidth > hspace) + left = hspace - node.offsetWidth; + } + node.style.top = top + "px"; + node.style.left = node.style.right = ""; + if (horiz == "right") { + left = display.sizer.clientWidth - node.offsetWidth; + node.style.right = "0px"; + } else { + if (horiz == "left") left = 0; + else if (horiz == "middle") left = (display.sizer.clientWidth - node.offsetWidth) / 2; + node.style.left = left + "px"; + } + if (scroll) + scrollIntoView(this, left, top, left + node.offsetWidth, top + node.offsetHeight); + }, + + triggerOnKeyDown: methodOp(onKeyDown), + triggerOnKeyPress: methodOp(onKeyPress), + triggerOnKeyUp: onKeyUp, + + execCommand: function(cmd) { + if (commands.hasOwnProperty(cmd)) + return commands[cmd](this); + }, + + triggerElectric: methodOp(function(text) { triggerElectric(this, text); }), + + findPosH: function(from, amount, unit, visually) { + var dir = 1; + if (amount < 0) { dir = -1; amount = -amount; } + for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { + cur = findPosH(this.doc, cur, dir, unit, visually); + if (cur.hitSide) break; + } + return cur; + }, + + moveH: methodOp(function(dir, unit) { + var cm = this; + cm.extendSelectionsBy(function(range) { + if (cm.display.shift || cm.doc.extend || range.empty()) + return findPosH(cm.doc, range.head, dir, unit, cm.options.rtlMoveVisually); + else + return dir < 0 ? range.from() : range.to(); + }, sel_move); + }), + + deleteH: methodOp(function(dir, unit) { + var sel = this.doc.sel, doc = this.doc; + if (sel.somethingSelected()) + doc.replaceSelection("", null, "+delete"); + else + deleteNearSelection(this, function(range) { + var other = findPosH(doc, range.head, dir, unit, false); + return dir < 0 ? {from: other, to: range.head} : {from: range.head, to: other}; + }); + }), + + findPosV: function(from, amount, unit, goalColumn) { + var dir = 1, x = goalColumn; + if (amount < 0) { dir = -1; amount = -amount; } + for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { + var coords = cursorCoords(this, cur, "div"); + if (x == null) x = coords.left; + else coords.left = x; + cur = findPosV(this, coords, dir, unit); + if (cur.hitSide) break; + } + return cur; + }, + + moveV: methodOp(function(dir, unit) { + var cm = this, doc = this.doc, goals = []; + var collapse = !cm.display.shift && !doc.extend && doc.sel.somethingSelected(); + doc.extendSelectionsBy(function(range) { + if (collapse) + return dir < 0 ? range.from() : range.to(); + var headPos = cursorCoords(cm, range.head, "div"); + if (range.goalColumn != null) headPos.left = range.goalColumn; + goals.push(headPos.left); + var pos = findPosV(cm, headPos, dir, unit); + if (unit == "page" && range == doc.sel.primary()) + addToScrollPos(cm, null, charCoords(cm, pos, "div").top - headPos.top); + return pos; + }, sel_move); + if (goals.length) for (var i = 0; i < doc.sel.ranges.length; i++) + doc.sel.ranges[i].goalColumn = goals[i]; + }), + + // Find the word at the given position (as returned by coordsChar). + findWordAt: function(pos) { + var doc = this.doc, line = getLine(doc, pos.line).text; + var start = pos.ch, end = pos.ch; + if (line) { + var helper = this.getHelper(pos, "wordChars"); + if ((pos.xRel < 0 || end == line.length) && start) --start; else ++end; + var startChar = line.charAt(start); + var check = isWordChar(startChar, helper) + ? function(ch) { return isWordChar(ch, helper); } + : /\s/.test(startChar) ? function(ch) {return /\s/.test(ch);} + : function(ch) {return !/\s/.test(ch) && !isWordChar(ch);}; + while (start > 0 && check(line.charAt(start - 1))) --start; + while (end < line.length && check(line.charAt(end))) ++end; + } + return new Range(Pos(pos.line, start), Pos(pos.line, end)); + }, + + toggleOverwrite: function(value) { + if (value != null && value == this.state.overwrite) return; + if (this.state.overwrite = !this.state.overwrite) + addClass(this.display.cursorDiv, "CodeMirror-overwrite"); + else + rmClass(this.display.cursorDiv, "CodeMirror-overwrite"); + + signal(this, "overwriteToggle", this, this.state.overwrite); + }, + hasFocus: function() { return this.display.input.getField() == activeElt(); }, + + scrollTo: methodOp(function(x, y) { + if (x != null || y != null) resolveScrollToPos(this); + if (x != null) this.curOp.scrollLeft = x; + if (y != null) this.curOp.scrollTop = y; + }), + getScrollInfo: function() { + var scroller = this.display.scroller; + return {left: scroller.scrollLeft, top: scroller.scrollTop, + height: scroller.scrollHeight - scrollGap(this) - this.display.barHeight, + width: scroller.scrollWidth - scrollGap(this) - this.display.barWidth, + clientHeight: displayHeight(this), clientWidth: displayWidth(this)}; + }, + + scrollIntoView: methodOp(function(range, margin) { + if (range == null) { + range = {from: this.doc.sel.primary().head, to: null}; + if (margin == null) margin = this.options.cursorScrollMargin; + } else if (typeof range == "number") { + range = {from: Pos(range, 0), to: null}; + } else if (range.from == null) { + range = {from: range, to: null}; + } + if (!range.to) range.to = range.from; + range.margin = margin || 0; + + if (range.from.line != null) { + resolveScrollToPos(this); + this.curOp.scrollToPos = range; + } else { + var sPos = calculateScrollPos(this, Math.min(range.from.left, range.to.left), + Math.min(range.from.top, range.to.top) - range.margin, + Math.max(range.from.right, range.to.right), + Math.max(range.from.bottom, range.to.bottom) + range.margin); + this.scrollTo(sPos.scrollLeft, sPos.scrollTop); + } + }), + + setSize: methodOp(function(width, height) { + var cm = this; + function interpret(val) { + return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val; + } + if (width != null) cm.display.wrapper.style.width = interpret(width); + if (height != null) cm.display.wrapper.style.height = interpret(height); + if (cm.options.lineWrapping) clearLineMeasurementCache(this); + var lineNo = cm.display.viewFrom; + cm.doc.iter(lineNo, cm.display.viewTo, function(line) { + if (line.widgets) for (var i = 0; i < line.widgets.length; i++) + if (line.widgets[i].noHScroll) { regLineChange(cm, lineNo, "widget"); break; } + ++lineNo; + }); + cm.curOp.forceUpdate = true; + signal(cm, "refresh", this); + }), + + operation: function(f){return runInOp(this, f);}, + + refresh: methodOp(function() { + var oldHeight = this.display.cachedTextHeight; + regChange(this); + this.curOp.forceUpdate = true; + clearCaches(this); + this.scrollTo(this.doc.scrollLeft, this.doc.scrollTop); + updateGutterSpace(this); + if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5) + estimateLineHeights(this); + signal(this, "refresh", this); + }), + + swapDoc: methodOp(function(doc) { + var old = this.doc; + old.cm = null; + attachDoc(this, doc); + clearCaches(this); + this.display.input.reset(); + this.scrollTo(doc.scrollLeft, doc.scrollTop); + this.curOp.forceScroll = true; + signalLater(this, "swapDoc", this, old); + return old; + }), + + getInputField: function(){return this.display.input.getField();}, + getWrapperElement: function(){return this.display.wrapper;}, + getScrollerElement: function(){return this.display.scroller;}, + getGutterElement: function(){return this.display.gutters;} + }; + eventMixin(CodeMirror); + + // OPTION DEFAULTS + + // The default configuration options. + var defaults = CodeMirror.defaults = {}; + // Functions to run when options are changed. + var optionHandlers = CodeMirror.optionHandlers = {}; + + function option(name, deflt, handle, notOnInit) { + CodeMirror.defaults[name] = deflt; + if (handle) optionHandlers[name] = + notOnInit ? function(cm, val, old) {if (old != Init) handle(cm, val, old);} : handle; + } + + // Passed to option handlers when there is no old value. + var Init = CodeMirror.Init = {toString: function(){return "CodeMirror.Init";}}; + + // These two are, on init, called from the constructor because they + // have to be initialized before the editor can start at all. + option("value", "", function(cm, val) { + cm.setValue(val); + }, true); + option("mode", null, function(cm, val) { + cm.doc.modeOption = val; + loadMode(cm); + }, true); + + option("indentUnit", 2, loadMode, true); + option("indentWithTabs", false); + option("smartIndent", true); + option("tabSize", 4, function(cm) { + resetModeState(cm); + clearCaches(cm); + regChange(cm); + }, true); + option("specialChars", /[\t\u0000-\u0019\u00ad\u200b-\u200f\u2028\u2029\ufeff]/g, function(cm, val, old) { + cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g"); + if (old != CodeMirror.Init) cm.refresh(); + }); + option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function(cm) {cm.refresh();}, true); + option("electricChars", true); + option("inputStyle", mobile ? "contenteditable" : "textarea", function() { + throw new Error("inputStyle can not (yet) be changed in a running editor"); // FIXME + }, true); + option("rtlMoveVisually", !windows); + option("wholeLineUpdateBefore", true); + + option("theme", "default", function(cm) { + themeChanged(cm); + guttersChanged(cm); + }, true); + option("keyMap", "default", function(cm, val, old) { + var next = getKeyMap(val); + var prev = old != CodeMirror.Init && getKeyMap(old); + if (prev && prev.detach) prev.detach(cm, next); + if (next.attach) next.attach(cm, prev || null); + }); + option("extraKeys", null); + + option("lineWrapping", false, wrappingChanged, true); + option("gutters", [], function(cm) { + setGuttersForLineNumbers(cm.options); + guttersChanged(cm); + }, true); + option("fixedGutter", true, function(cm, val) { + cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0"; + cm.refresh(); + }, true); + option("coverGutterNextToScrollbar", false, function(cm) {updateScrollbars(cm);}, true); + option("scrollbarStyle", "native", function(cm) { + initScrollbars(cm); + updateScrollbars(cm); + cm.display.scrollbars.setScrollTop(cm.doc.scrollTop); + cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft); + }, true); + option("lineNumbers", false, function(cm) { + setGuttersForLineNumbers(cm.options); + guttersChanged(cm); + }, true); + option("firstLineNumber", 1, guttersChanged, true); + option("lineNumberFormatter", function(integer) {return integer;}, guttersChanged, true); + option("showCursorWhenSelecting", false, updateSelection, true); + + option("resetSelectionOnContextMenu", true); + option("lineWiseCopyCut", true); + + option("readOnly", false, function(cm, val) { + if (val == "nocursor") { + onBlur(cm); + cm.display.input.blur(); + cm.display.disabled = true; + } else { + cm.display.disabled = false; + if (!val) cm.display.input.reset(); + } + }); + option("disableInput", false, function(cm, val) {if (!val) cm.display.input.reset();}, true); + option("dragDrop", true, dragDropChanged); + + option("cursorBlinkRate", 530); + option("cursorScrollMargin", 0); + option("cursorHeight", 1, updateSelection, true); + option("singleCursorHeightPerLine", true, updateSelection, true); + option("workTime", 100); + option("workDelay", 100); + option("flattenSpans", true, resetModeState, true); + option("addModeClass", false, resetModeState, true); + option("pollInterval", 100); + option("undoDepth", 200, function(cm, val){cm.doc.history.undoDepth = val;}); + option("historyEventDelay", 1250); + option("viewportMargin", 10, function(cm){cm.refresh();}, true); + option("maxHighlightLength", 10000, resetModeState, true); + option("moveInputWithCursor", true, function(cm, val) { + if (!val) cm.display.input.resetPosition(); + }); + + option("tabindex", null, function(cm, val) { + cm.display.input.getField().tabIndex = val || ""; + }); + option("autofocus", null); + + // MODE DEFINITION AND QUERYING + + // Known modes, by name and by MIME + var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {}; + + // Extra arguments are stored as the mode's dependencies, which is + // used by (legacy) mechanisms like loadmode.js to automatically + // load a mode. (Preferred mechanism is the require/define calls.) + CodeMirror.defineMode = function(name, mode) { + if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name; + if (arguments.length > 2) + mode.dependencies = Array.prototype.slice.call(arguments, 2); + modes[name] = mode; + }; + + CodeMirror.defineMIME = function(mime, spec) { + mimeModes[mime] = spec; + }; + + // Given a MIME type, a {name, ...options} config object, or a name + // string, return a mode config object. + CodeMirror.resolveMode = function(spec) { + if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) { + spec = mimeModes[spec]; + } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) { + var found = mimeModes[spec.name]; + if (typeof found == "string") found = {name: found}; + spec = createObj(found, spec); + spec.name = found.name; + } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) { + return CodeMirror.resolveMode("application/xml"); + } + if (typeof spec == "string") return {name: spec}; + else return spec || {name: "null"}; + }; + + // Given a mode spec (anything that resolveMode accepts), find and + // initialize an actual mode object. + CodeMirror.getMode = function(options, spec) { + var spec = CodeMirror.resolveMode(spec); + var mfactory = modes[spec.name]; + if (!mfactory) return CodeMirror.getMode(options, "text/plain"); + var modeObj = mfactory(options, spec); + if (modeExtensions.hasOwnProperty(spec.name)) { + var exts = modeExtensions[spec.name]; + for (var prop in exts) { + if (!exts.hasOwnProperty(prop)) continue; + if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop]; + modeObj[prop] = exts[prop]; + } + } + modeObj.name = spec.name; + if (spec.helperType) modeObj.helperType = spec.helperType; + if (spec.modeProps) for (var prop in spec.modeProps) + modeObj[prop] = spec.modeProps[prop]; + + return modeObj; + }; + + // Minimal default mode. + CodeMirror.defineMode("null", function() { + return {token: function(stream) {stream.skipToEnd();}}; + }); + CodeMirror.defineMIME("text/plain", "null"); + + // This can be used to attach properties to mode objects from + // outside the actual mode definition. + var modeExtensions = CodeMirror.modeExtensions = {}; + CodeMirror.extendMode = function(mode, properties) { + var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {}); + copyObj(properties, exts); + }; + + // EXTENSIONS + + CodeMirror.defineExtension = function(name, func) { + CodeMirror.prototype[name] = func; + }; + CodeMirror.defineDocExtension = function(name, func) { + Doc.prototype[name] = func; + }; + CodeMirror.defineOption = option; + + var initHooks = []; + CodeMirror.defineInitHook = function(f) {initHooks.push(f);}; + + var helpers = CodeMirror.helpers = {}; + CodeMirror.registerHelper = function(type, name, value) { + if (!helpers.hasOwnProperty(type)) helpers[type] = CodeMirror[type] = {_global: []}; + helpers[type][name] = value; + }; + CodeMirror.registerGlobalHelper = function(type, name, predicate, value) { + CodeMirror.registerHelper(type, name, value); + helpers[type]._global.push({pred: predicate, val: value}); + }; + + // MODE STATE HANDLING + + // Utility functions for working with state. Exported because nested + // modes need to do this for their inner modes. + + var copyState = CodeMirror.copyState = function(mode, state) { + if (state === true) return state; + if (mode.copyState) return mode.copyState(state); + var nstate = {}; + for (var n in state) { + var val = state[n]; + if (val instanceof Array) val = val.concat([]); + nstate[n] = val; + } + return nstate; + }; + + var startState = CodeMirror.startState = function(mode, a1, a2) { + return mode.startState ? mode.startState(a1, a2) : true; + }; + + // Given a mode and a state (for that mode), find the inner mode and + // state at the position that the state refers to. + CodeMirror.innerMode = function(mode, state) { + while (mode.innerMode) { + var info = mode.innerMode(state); + if (!info || info.mode == mode) break; + state = info.state; + mode = info.mode; + } + return info || {mode: mode, state: state}; + }; + + // STANDARD COMMANDS + + // Commands are parameter-less actions that can be performed on an + // editor, mostly used for keybindings. + var commands = CodeMirror.commands = { + selectAll: function(cm) {cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()), sel_dontScroll);}, + singleSelection: function(cm) { + cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll); + }, + killLine: function(cm) { + deleteNearSelection(cm, function(range) { + if (range.empty()) { + var len = getLine(cm.doc, range.head.line).text.length; + if (range.head.ch == len && range.head.line < cm.lastLine()) + return {from: range.head, to: Pos(range.head.line + 1, 0)}; + else + return {from: range.head, to: Pos(range.head.line, len)}; + } else { + return {from: range.from(), to: range.to()}; + } + }); + }, + deleteLine: function(cm) { + deleteNearSelection(cm, function(range) { + return {from: Pos(range.from().line, 0), + to: clipPos(cm.doc, Pos(range.to().line + 1, 0))}; + }); + }, + delLineLeft: function(cm) { + deleteNearSelection(cm, function(range) { + return {from: Pos(range.from().line, 0), to: range.from()}; + }); + }, + delWrappedLineLeft: function(cm) { + deleteNearSelection(cm, function(range) { + var top = cm.charCoords(range.head, "div").top + 5; + var leftPos = cm.coordsChar({left: 0, top: top}, "div"); + return {from: leftPos, to: range.from()}; + }); + }, + delWrappedLineRight: function(cm) { + deleteNearSelection(cm, function(range) { + var top = cm.charCoords(range.head, "div").top + 5; + var rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div"); + return {from: range.from(), to: rightPos }; + }); + }, + undo: function(cm) {cm.undo();}, + redo: function(cm) {cm.redo();}, + undoSelection: function(cm) {cm.undoSelection();}, + redoSelection: function(cm) {cm.redoSelection();}, + goDocStart: function(cm) {cm.extendSelection(Pos(cm.firstLine(), 0));}, + goDocEnd: function(cm) {cm.extendSelection(Pos(cm.lastLine()));}, + goLineStart: function(cm) { + cm.extendSelectionsBy(function(range) { return lineStart(cm, range.head.line); }, + {origin: "+move", bias: 1}); + }, + goLineStartSmart: function(cm) { + cm.extendSelectionsBy(function(range) { + return lineStartSmart(cm, range.head); + }, {origin: "+move", bias: 1}); + }, + goLineEnd: function(cm) { + cm.extendSelectionsBy(function(range) { return lineEnd(cm, range.head.line); }, + {origin: "+move", bias: -1}); + }, + goLineRight: function(cm) { + cm.extendSelectionsBy(function(range) { + var top = cm.charCoords(range.head, "div").top + 5; + return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div"); + }, sel_move); + }, + goLineLeft: function(cm) { + cm.extendSelectionsBy(function(range) { + var top = cm.charCoords(range.head, "div").top + 5; + return cm.coordsChar({left: 0, top: top}, "div"); + }, sel_move); + }, + goLineLeftSmart: function(cm) { + cm.extendSelectionsBy(function(range) { + var top = cm.charCoords(range.head, "div").top + 5; + var pos = cm.coordsChar({left: 0, top: top}, "div"); + if (pos.ch < cm.getLine(pos.line).search(/\S/)) return lineStartSmart(cm, range.head); + return pos; + }, sel_move); + }, + goLineUp: function(cm) {cm.moveV(-1, "line");}, + goLineDown: function(cm) {cm.moveV(1, "line");}, + goPageUp: function(cm) {cm.moveV(-1, "page");}, + goPageDown: function(cm) {cm.moveV(1, "page");}, + goCharLeft: function(cm) {cm.moveH(-1, "char");}, + goCharRight: function(cm) {cm.moveH(1, "char");}, + goColumnLeft: function(cm) {cm.moveH(-1, "column");}, + goColumnRight: function(cm) {cm.moveH(1, "column");}, + goWordLeft: function(cm) {cm.moveH(-1, "word");}, + goGroupRight: function(cm) {cm.moveH(1, "group");}, + goGroupLeft: function(cm) {cm.moveH(-1, "group");}, + goWordRight: function(cm) {cm.moveH(1, "word");}, + delCharBefore: function(cm) {cm.deleteH(-1, "char");}, + delCharAfter: function(cm) {cm.deleteH(1, "char");}, + delWordBefore: function(cm) {cm.deleteH(-1, "word");}, + delWordAfter: function(cm) {cm.deleteH(1, "word");}, + delGroupBefore: function(cm) {cm.deleteH(-1, "group");}, + delGroupAfter: function(cm) {cm.deleteH(1, "group");}, + indentAuto: function(cm) {cm.indentSelection("smart");}, + indentMore: function(cm) {cm.indentSelection("add");}, + indentLess: function(cm) {cm.indentSelection("subtract");}, + insertTab: function(cm) {cm.replaceSelection("\t");}, + insertSoftTab: function(cm) { + var spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize; + for (var i = 0; i < ranges.length; i++) { + var pos = ranges[i].from(); + var col = countColumn(cm.getLine(pos.line), pos.ch, tabSize); + spaces.push(new Array(tabSize - col % tabSize + 1).join(" ")); + } + cm.replaceSelections(spaces); + }, + defaultTab: function(cm) { + if (cm.somethingSelected()) cm.indentSelection("add"); + else cm.execCommand("insertTab"); + }, + transposeChars: function(cm) { + runInOp(cm, function() { + var ranges = cm.listSelections(), newSel = []; + for (var i = 0; i < ranges.length; i++) { + var cur = ranges[i].head, line = getLine(cm.doc, cur.line).text; + if (line) { + if (cur.ch == line.length) cur = new Pos(cur.line, cur.ch - 1); + if (cur.ch > 0) { + cur = new Pos(cur.line, cur.ch + 1); + cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2), + Pos(cur.line, cur.ch - 2), cur, "+transpose"); + } else if (cur.line > cm.doc.first) { + var prev = getLine(cm.doc, cur.line - 1).text; + if (prev) + cm.replaceRange(line.charAt(0) + "\n" + prev.charAt(prev.length - 1), + Pos(cur.line - 1, prev.length - 1), Pos(cur.line, 1), "+transpose"); + } + } + newSel.push(new Range(cur, cur)); + } + cm.setSelections(newSel); + }); + }, + newlineAndIndent: function(cm) { + runInOp(cm, function() { + var len = cm.listSelections().length; + for (var i = 0; i < len; i++) { + var range = cm.listSelections()[i]; + cm.replaceRange("\n", range.anchor, range.head, "+input"); + cm.indentLine(range.from().line + 1, null, true); + ensureCursorVisible(cm); + } + }); + }, + toggleOverwrite: function(cm) {cm.toggleOverwrite();} + }; + + + // STANDARD KEYMAPS + + var keyMap = CodeMirror.keyMap = {}; + + keyMap.basic = { + "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown", + "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown", + "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore", + "Tab": "defaultTab", "Shift-Tab": "indentAuto", + "Enter": "newlineAndIndent", "Insert": "toggleOverwrite", + "Esc": "singleSelection" + }; + // Note that the save and find-related commands aren't defined by + // default. User code or addons can define them. Unknown commands + // are simply ignored. + keyMap.pcDefault = { + "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo", + "Ctrl-Home": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Up": "goLineUp", "Ctrl-Down": "goLineDown", + "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd", + "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find", + "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll", + "Ctrl-[": "indentLess", "Ctrl-]": "indentMore", + "Ctrl-U": "undoSelection", "Shift-Ctrl-U": "redoSelection", "Alt-U": "redoSelection", + fallthrough: "basic" + }; + // Very basic readline/emacs-style bindings, which are standard on Mac. + keyMap.emacsy = { + "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown", + "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd", + "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore", + "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars" + }; + keyMap.macDefault = { + "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo", + "Cmd-Home": "goDocStart", "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft", + "Alt-Right": "goGroupRight", "Cmd-Left": "goLineLeft", "Cmd-Right": "goLineRight", "Alt-Backspace": "delGroupBefore", + "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find", + "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll", + "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delWrappedLineLeft", "Cmd-Delete": "delWrappedLineRight", + "Cmd-U": "undoSelection", "Shift-Cmd-U": "redoSelection", "Ctrl-Up": "goDocStart", "Ctrl-Down": "goDocEnd", + fallthrough: ["basic", "emacsy"] + }; + keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault; + + // KEYMAP DISPATCH + + function normalizeKeyName(name) { + var parts = name.split(/-(?!$)/), name = parts[parts.length - 1]; + var alt, ctrl, shift, cmd; + for (var i = 0; i < parts.length - 1; i++) { + var mod = parts[i]; + if (/^(cmd|meta|m)$/i.test(mod)) cmd = true; + else if (/^a(lt)?$/i.test(mod)) alt = true; + else if (/^(c|ctrl|control)$/i.test(mod)) ctrl = true; + else if (/^s(hift)$/i.test(mod)) shift = true; + else throw new Error("Unrecognized modifier name: " + mod); + } + if (alt) name = "Alt-" + name; + if (ctrl) name = "Ctrl-" + name; + if (cmd) name = "Cmd-" + name; + if (shift) name = "Shift-" + name; + return name; + } + + // This is a kludge to keep keymaps mostly working as raw objects + // (backwards compatibility) while at the same time support features + // like normalization and multi-stroke key bindings. It compiles a + // new normalized keymap, and then updates the old object to reflect + // this. + CodeMirror.normalizeKeyMap = function(keymap) { + var copy = {}; + for (var keyname in keymap) if (keymap.hasOwnProperty(keyname)) { + var value = keymap[keyname]; + if (/^(name|fallthrough|(de|at)tach)$/.test(keyname)) continue; + if (value == "...") { delete keymap[keyname]; continue; } + + var keys = map(keyname.split(" "), normalizeKeyName); + for (var i = 0; i < keys.length; i++) { + var val, name; + if (i == keys.length - 1) { + name = keys.join(" "); + val = value; + } else { + name = keys.slice(0, i + 1).join(" "); + val = "..."; + } + var prev = copy[name]; + if (!prev) copy[name] = val; + else if (prev != val) throw new Error("Inconsistent bindings for " + name); + } + delete keymap[keyname]; + } + for (var prop in copy) keymap[prop] = copy[prop]; + return keymap; + }; + + var lookupKey = CodeMirror.lookupKey = function(key, map, handle, context) { + map = getKeyMap(map); + var found = map.call ? map.call(key, context) : map[key]; + if (found === false) return "nothing"; + if (found === "...") return "multi"; + if (found != null && handle(found)) return "handled"; + + if (map.fallthrough) { + if (Object.prototype.toString.call(map.fallthrough) != "[object Array]") + return lookupKey(key, map.fallthrough, handle, context); + for (var i = 0; i < map.fallthrough.length; i++) { + var result = lookupKey(key, map.fallthrough[i], handle, context); + if (result) return result; + } + } + }; + + // Modifier key presses don't count as 'real' key presses for the + // purpose of keymap fallthrough. + var isModifierKey = CodeMirror.isModifierKey = function(value) { + var name = typeof value == "string" ? value : keyNames[value.keyCode]; + return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod"; + }; + + // Look up the name of a key as indicated by an event object. + var keyName = CodeMirror.keyName = function(event, noShift) { + if (presto && event.keyCode == 34 && event["char"]) return false; + var base = keyNames[event.keyCode], name = base; + if (name == null || event.altGraphKey) return false; + if (event.altKey && base != "Alt") name = "Alt-" + name; + if ((flipCtrlCmd ? event.metaKey : event.ctrlKey) && base != "Ctrl") name = "Ctrl-" + name; + if ((flipCtrlCmd ? event.ctrlKey : event.metaKey) && base != "Cmd") name = "Cmd-" + name; + if (!noShift && event.shiftKey && base != "Shift") name = "Shift-" + name; + return name; + }; + + function getKeyMap(val) { + return typeof val == "string" ? keyMap[val] : val; + } + + // FROMTEXTAREA + + CodeMirror.fromTextArea = function(textarea, options) { + options = options ? copyObj(options) : {}; + options.value = textarea.value; + if (!options.tabindex && textarea.tabIndex) + options.tabindex = textarea.tabIndex; + if (!options.placeholder && textarea.placeholder) + options.placeholder = textarea.placeholder; + // Set autofocus to true if this textarea is focused, or if it has + // autofocus and no other element is focused. + if (options.autofocus == null) { + var hasFocus = activeElt(); + options.autofocus = hasFocus == textarea || + textarea.getAttribute("autofocus") != null && hasFocus == document.body; + } + + function save() {textarea.value = cm.getValue();} + if (textarea.form) { + on(textarea.form, "submit", save); + // Deplorable hack to make the submit method do the right thing. + if (!options.leaveSubmitMethodAlone) { + var form = textarea.form, realSubmit = form.submit; + try { + var wrappedSubmit = form.submit = function() { + save(); + form.submit = realSubmit; + form.submit(); + form.submit = wrappedSubmit; + }; + } catch(e) {} + } + } + + options.finishInit = function(cm) { + cm.save = save; + cm.getTextArea = function() { return textarea; }; + cm.toTextArea = function() { + cm.toTextArea = isNaN; // Prevent this from being ran twice + save(); + textarea.parentNode.removeChild(cm.getWrapperElement()); + textarea.style.display = ""; + if (textarea.form) { + off(textarea.form, "submit", save); + if (typeof textarea.form.submit == "function") + textarea.form.submit = realSubmit; + } + }; + }; + + textarea.style.display = "none"; + var cm = CodeMirror(function(node) { + textarea.parentNode.insertBefore(node, textarea.nextSibling); + }, options); + return cm; + }; + + // STRING STREAM + + // Fed to the mode parsers, provides helper functions to make + // parsers more succinct. + + var StringStream = CodeMirror.StringStream = function(string, tabSize) { + this.pos = this.start = 0; + this.string = string; + this.tabSize = tabSize || 8; + this.lastColumnPos = this.lastColumnValue = 0; + this.lineStart = 0; + }; + + StringStream.prototype = { + eol: function() {return this.pos >= this.string.length;}, + sol: function() {return this.pos == this.lineStart;}, + peek: function() {return this.string.charAt(this.pos) || undefined;}, + next: function() { + if (this.pos < this.string.length) + return this.string.charAt(this.pos++); + }, + eat: function(match) { + var ch = this.string.charAt(this.pos); + if (typeof match == "string") var ok = ch == match; + else var ok = ch && (match.test ? match.test(ch) : match(ch)); + if (ok) {++this.pos; return ch;} + }, + eatWhile: function(match) { + var start = this.pos; + while (this.eat(match)){} + return this.pos > start; + }, + eatSpace: function() { + var start = this.pos; + while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos; + return this.pos > start; + }, + skipToEnd: function() {this.pos = this.string.length;}, + skipTo: function(ch) { + var found = this.string.indexOf(ch, this.pos); + if (found > -1) {this.pos = found; return true;} + }, + backUp: function(n) {this.pos -= n;}, + column: function() { + if (this.lastColumnPos < this.start) { + this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue); + this.lastColumnPos = this.start; + } + return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0); + }, + indentation: function() { + return countColumn(this.string, null, this.tabSize) - + (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0); + }, + match: function(pattern, consume, caseInsensitive) { + if (typeof pattern == "string") { + var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;}; + var substr = this.string.substr(this.pos, pattern.length); + if (cased(substr) == cased(pattern)) { + if (consume !== false) this.pos += pattern.length; + return true; + } + } else { + var match = this.string.slice(this.pos).match(pattern); + if (match && match.index > 0) return null; + if (match && consume !== false) this.pos += match[0].length; + return match; + } + }, + current: function(){return this.string.slice(this.start, this.pos);}, + hideFirstChars: function(n, inner) { + this.lineStart += n; + try { return inner(); } + finally { this.lineStart -= n; } + } + }; + + // TEXTMARKERS + + // Created with markText and setBookmark methods. A TextMarker is a + // handle that can be used to clear or find a marked position in the + // document. Line objects hold arrays (markedSpans) containing + // {from, to, marker} object pointing to such marker objects, and + // indicating that such a marker is present on that line. Multiple + // lines may point to the same marker when it spans across lines. + // The spans will have null for their from/to properties when the + // marker continues beyond the start/end of the line. Markers have + // links back to the lines they currently touch. + + var nextMarkerId = 0; + + var TextMarker = CodeMirror.TextMarker = function(doc, type) { + this.lines = []; + this.type = type; + this.doc = doc; + this.id = ++nextMarkerId; + }; + eventMixin(TextMarker); + + // Clear the marker. + TextMarker.prototype.clear = function() { + if (this.explicitlyCleared) return; + var cm = this.doc.cm, withOp = cm && !cm.curOp; + if (withOp) startOperation(cm); + if (hasHandler(this, "clear")) { + var found = this.find(); + if (found) signalLater(this, "clear", found.from, found.to); + } + var min = null, max = null; + for (var i = 0; i < this.lines.length; ++i) { + var line = this.lines[i]; + var span = getMarkedSpanFor(line.markedSpans, this); + if (cm && !this.collapsed) regLineChange(cm, lineNo(line), "text"); + else if (cm) { + if (span.to != null) max = lineNo(line); + if (span.from != null) min = lineNo(line); + } + line.markedSpans = removeMarkedSpan(line.markedSpans, span); + if (span.from == null && this.collapsed && !lineIsHidden(this.doc, line) && cm) + updateLineHeight(line, textHeight(cm.display)); + } + if (cm && this.collapsed && !cm.options.lineWrapping) for (var i = 0; i < this.lines.length; ++i) { + var visual = visualLine(this.lines[i]), len = lineLength(visual); + if (len > cm.display.maxLineLength) { + cm.display.maxLine = visual; + cm.display.maxLineLength = len; + cm.display.maxLineChanged = true; + } + } + + if (min != null && cm && this.collapsed) regChange(cm, min, max + 1); + this.lines.length = 0; + this.explicitlyCleared = true; + if (this.atomic && this.doc.cantEdit) { + this.doc.cantEdit = false; + if (cm) reCheckSelection(cm.doc); + } + if (cm) signalLater(cm, "markerCleared", cm, this); + if (withOp) endOperation(cm); + if (this.parent) this.parent.clear(); + }; + + // Find the position of the marker in the document. Returns a {from, + // to} object by default. Side can be passed to get a specific side + // -- 0 (both), -1 (left), or 1 (right). When lineObj is true, the + // Pos objects returned contain a line object, rather than a line + // number (used to prevent looking up the same line twice). + TextMarker.prototype.find = function(side, lineObj) { + if (side == null && this.type == "bookmark") side = 1; + var from, to; + for (var i = 0; i < this.lines.length; ++i) { + var line = this.lines[i]; + var span = getMarkedSpanFor(line.markedSpans, this); + if (span.from != null) { + from = Pos(lineObj ? line : lineNo(line), span.from); + if (side == -1) return from; + } + if (span.to != null) { + to = Pos(lineObj ? line : lineNo(line), span.to); + if (side == 1) return to; + } + } + return from && {from: from, to: to}; + }; + + // Signals that the marker's widget changed, and surrounding layout + // should be recomputed. + TextMarker.prototype.changed = function() { + var pos = this.find(-1, true), widget = this, cm = this.doc.cm; + if (!pos || !cm) return; + runInOp(cm, function() { + var line = pos.line, lineN = lineNo(pos.line); + var view = findViewForLine(cm, lineN); + if (view) { + clearLineMeasurementCacheFor(view); + cm.curOp.selectionChanged = cm.curOp.forceUpdate = true; + } + cm.curOp.updateMaxLine = true; + if (!lineIsHidden(widget.doc, line) && widget.height != null) { + var oldHeight = widget.height; + widget.height = null; + var dHeight = widgetHeight(widget) - oldHeight; + if (dHeight) + updateLineHeight(line, line.height + dHeight); + } + }); + }; + + TextMarker.prototype.attachLine = function(line) { + if (!this.lines.length && this.doc.cm) { + var op = this.doc.cm.curOp; + if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1) + (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this); + } + this.lines.push(line); + }; + TextMarker.prototype.detachLine = function(line) { + this.lines.splice(indexOf(this.lines, line), 1); + if (!this.lines.length && this.doc.cm) { + var op = this.doc.cm.curOp; + (op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this); + } + }; + + // Collapsed markers have unique ids, in order to be able to order + // them, which is needed for uniquely determining an outer marker + // when they overlap (they may nest, but not partially overlap). + var nextMarkerId = 0; + + // Create a marker, wire it up to the right lines, and + function markText(doc, from, to, options, type) { + // Shared markers (across linked documents) are handled separately + // (markTextShared will call out to this again, once per + // document). + if (options && options.shared) return markTextShared(doc, from, to, options, type); + // Ensure we are in an operation. + if (doc.cm && !doc.cm.curOp) return operation(doc.cm, markText)(doc, from, to, options, type); + + var marker = new TextMarker(doc, type), diff = cmp(from, to); + if (options) copyObj(options, marker, false); + // Don't connect empty markers unless clearWhenEmpty is false + if (diff > 0 || diff == 0 && marker.clearWhenEmpty !== false) + return marker; + if (marker.replacedWith) { + // Showing up as a widget implies collapsed (widget replaces text) + marker.collapsed = true; + marker.widgetNode = elt("span", [marker.replacedWith], "CodeMirror-widget"); + if (!options.handleMouseEvents) marker.widgetNode.setAttribute("cm-ignore-events", "true"); + if (options.insertLeft) marker.widgetNode.insertLeft = true; + } + if (marker.collapsed) { + if (conflictingCollapsedRange(doc, from.line, from, to, marker) || + from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker)) + throw new Error("Inserting collapsed marker partially overlapping an existing one"); + sawCollapsedSpans = true; + } + + if (marker.addToHistory) + addChangeToHistory(doc, {from: from, to: to, origin: "markText"}, doc.sel, NaN); + + var curLine = from.line, cm = doc.cm, updateMaxLine; + doc.iter(curLine, to.line + 1, function(line) { + if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(line) == cm.display.maxLine) + updateMaxLine = true; + if (marker.collapsed && curLine != from.line) updateLineHeight(line, 0); + addMarkedSpan(line, new MarkedSpan(marker, + curLine == from.line ? from.ch : null, + curLine == to.line ? to.ch : null)); + ++curLine; + }); + // lineIsHidden depends on the presence of the spans, so needs a second pass + if (marker.collapsed) doc.iter(from.line, to.line + 1, function(line) { + if (lineIsHidden(doc, line)) updateLineHeight(line, 0); + }); + + if (marker.clearOnEnter) on(marker, "beforeCursorEnter", function() { marker.clear(); }); + + if (marker.readOnly) { + sawReadOnlySpans = true; + if (doc.history.done.length || doc.history.undone.length) + doc.clearHistory(); + } + if (marker.collapsed) { + marker.id = ++nextMarkerId; + marker.atomic = true; + } + if (cm) { + // Sync editor state + if (updateMaxLine) cm.curOp.updateMaxLine = true; + if (marker.collapsed) + regChange(cm, from.line, to.line + 1); + else if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.css) + for (var i = from.line; i <= to.line; i++) regLineChange(cm, i, "text"); + if (marker.atomic) reCheckSelection(cm.doc); + signalLater(cm, "markerAdded", cm, marker); + } + return marker; + } + + // SHARED TEXTMARKERS + + // A shared marker spans multiple linked documents. It is + // implemented as a meta-marker-object controlling multiple normal + // markers. + var SharedTextMarker = CodeMirror.SharedTextMarker = function(markers, primary) { + this.markers = markers; + this.primary = primary; + for (var i = 0; i < markers.length; ++i) + markers[i].parent = this; + }; + eventMixin(SharedTextMarker); + + SharedTextMarker.prototype.clear = function() { + if (this.explicitlyCleared) return; + this.explicitlyCleared = true; + for (var i = 0; i < this.markers.length; ++i) + this.markers[i].clear(); + signalLater(this, "clear"); + }; + SharedTextMarker.prototype.find = function(side, lineObj) { + return this.primary.find(side, lineObj); + }; + + function markTextShared(doc, from, to, options, type) { + options = copyObj(options); + options.shared = false; + var markers = [markText(doc, from, to, options, type)], primary = markers[0]; + var widget = options.widgetNode; + linkedDocs(doc, function(doc) { + if (widget) options.widgetNode = widget.cloneNode(true); + markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type)); + for (var i = 0; i < doc.linked.length; ++i) + if (doc.linked[i].isParent) return; + primary = lst(markers); + }); + return new SharedTextMarker(markers, primary); + } + + function findSharedMarkers(doc) { + return doc.findMarks(Pos(doc.first, 0), doc.clipPos(Pos(doc.lastLine())), + function(m) { return m.parent; }); + } + + function copySharedMarkers(doc, markers) { + for (var i = 0; i < markers.length; i++) { + var marker = markers[i], pos = marker.find(); + var mFrom = doc.clipPos(pos.from), mTo = doc.clipPos(pos.to); + if (cmp(mFrom, mTo)) { + var subMark = markText(doc, mFrom, mTo, marker.primary, marker.primary.type); + marker.markers.push(subMark); + subMark.parent = marker; + } + } + } + + function detachSharedMarkers(markers) { + for (var i = 0; i < markers.length; i++) { + var marker = markers[i], linked = [marker.primary.doc];; + linkedDocs(marker.primary.doc, function(d) { linked.push(d); }); + for (var j = 0; j < marker.markers.length; j++) { + var subMarker = marker.markers[j]; + if (indexOf(linked, subMarker.doc) == -1) { + subMarker.parent = null; + marker.markers.splice(j--, 1); + } + } + } + } + + // TEXTMARKER SPANS + + function MarkedSpan(marker, from, to) { + this.marker = marker; + this.from = from; this.to = to; + } + + // Search an array of spans for a span matching the given marker. + function getMarkedSpanFor(spans, marker) { + if (spans) for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if (span.marker == marker) return span; + } + } + // Remove a span from an array, returning undefined if no spans are + // left (we don't store arrays for lines without spans). + function removeMarkedSpan(spans, span) { + for (var r, i = 0; i < spans.length; ++i) + if (spans[i] != span) (r || (r = [])).push(spans[i]); + return r; + } + // Add a span to a line. + function addMarkedSpan(line, span) { + line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span]; + span.marker.attachLine(line); + } + + // Used for the algorithm that adjusts markers for a change in the + // document. These functions cut an array of spans at a given + // character position, returning an array of remaining chunks (or + // undefined if nothing remains). + function markedSpansBefore(old, startCh, isInsert) { + if (old) for (var i = 0, nw; i < old.length; ++i) { + var span = old[i], marker = span.marker; + var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh); + if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) { + var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh); + (nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to)); + } + } + return nw; + } + function markedSpansAfter(old, endCh, isInsert) { + if (old) for (var i = 0, nw; i < old.length; ++i) { + var span = old[i], marker = span.marker; + var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh); + if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) { + var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh); + (nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh, + span.to == null ? null : span.to - endCh)); + } + } + return nw; + } + + // Given a change object, compute the new set of marker spans that + // cover the line in which the change took place. Removes spans + // entirely within the change, reconnects spans belonging to the + // same marker that appear on both sides of the change, and cuts off + // spans partially within the change. Returns an array of span + // arrays with one element for each line in (after) the change. + function stretchSpansOverChange(doc, change) { + if (change.full) return null; + var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans; + var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans; + if (!oldFirst && !oldLast) return null; + + var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0; + // Get the spans that 'stick out' on both sides + var first = markedSpansBefore(oldFirst, startCh, isInsert); + var last = markedSpansAfter(oldLast, endCh, isInsert); + + // Next, merge those two ends + var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0); + if (first) { + // Fix up .to properties of first + for (var i = 0; i < first.length; ++i) { + var span = first[i]; + if (span.to == null) { + var found = getMarkedSpanFor(last, span.marker); + if (!found) span.to = startCh; + else if (sameLine) span.to = found.to == null ? null : found.to + offset; + } + } + } + if (last) { + // Fix up .from in last (or move them into first in case of sameLine) + for (var i = 0; i < last.length; ++i) { + var span = last[i]; + if (span.to != null) span.to += offset; + if (span.from == null) { + var found = getMarkedSpanFor(first, span.marker); + if (!found) { + span.from = offset; + if (sameLine) (first || (first = [])).push(span); + } + } else { + span.from += offset; + if (sameLine) (first || (first = [])).push(span); + } + } + } + // Make sure we didn't create any zero-length spans + if (first) first = clearEmptySpans(first); + if (last && last != first) last = clearEmptySpans(last); + + var newMarkers = [first]; + if (!sameLine) { + // Fill gap with whole-line-spans + var gap = change.text.length - 2, gapMarkers; + if (gap > 0 && first) + for (var i = 0; i < first.length; ++i) + if (first[i].to == null) + (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i].marker, null, null)); + for (var i = 0; i < gap; ++i) + newMarkers.push(gapMarkers); + newMarkers.push(last); + } + return newMarkers; + } + + // Remove spans that are empty and don't have a clearWhenEmpty + // option of false. + function clearEmptySpans(spans) { + for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false) + spans.splice(i--, 1); + } + if (!spans.length) return null; + return spans; + } + + // Used for un/re-doing changes from the history. Combines the + // result of computing the existing spans with the set of spans that + // existed in the history (so that deleting around a span and then + // undoing brings back the span). + function mergeOldSpans(doc, change) { + var old = getOldSpans(doc, change); + var stretched = stretchSpansOverChange(doc, change); + if (!old) return stretched; + if (!stretched) return old; + + for (var i = 0; i < old.length; ++i) { + var oldCur = old[i], stretchCur = stretched[i]; + if (oldCur && stretchCur) { + spans: for (var j = 0; j < stretchCur.length; ++j) { + var span = stretchCur[j]; + for (var k = 0; k < oldCur.length; ++k) + if (oldCur[k].marker == span.marker) continue spans; + oldCur.push(span); + } + } else if (stretchCur) { + old[i] = stretchCur; + } + } + return old; + } + + // Used to 'clip' out readOnly ranges when making a change. + function removeReadOnlyRanges(doc, from, to) { + var markers = null; + doc.iter(from.line, to.line + 1, function(line) { + if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) { + var mark = line.markedSpans[i].marker; + if (mark.readOnly && (!markers || indexOf(markers, mark) == -1)) + (markers || (markers = [])).push(mark); + } + }); + if (!markers) return null; + var parts = [{from: from, to: to}]; + for (var i = 0; i < markers.length; ++i) { + var mk = markers[i], m = mk.find(0); + for (var j = 0; j < parts.length; ++j) { + var p = parts[j]; + if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) continue; + var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to); + if (dfrom < 0 || !mk.inclusiveLeft && !dfrom) + newParts.push({from: p.from, to: m.from}); + if (dto > 0 || !mk.inclusiveRight && !dto) + newParts.push({from: m.to, to: p.to}); + parts.splice.apply(parts, newParts); + j += newParts.length - 1; + } + } + return parts; + } + + // Connect or disconnect spans from a line. + function detachMarkedSpans(line) { + var spans = line.markedSpans; + if (!spans) return; + for (var i = 0; i < spans.length; ++i) + spans[i].marker.detachLine(line); + line.markedSpans = null; + } + function attachMarkedSpans(line, spans) { + if (!spans) return; + for (var i = 0; i < spans.length; ++i) + spans[i].marker.attachLine(line); + line.markedSpans = spans; + } + + // Helpers used when computing which overlapping collapsed span + // counts as the larger one. + function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0; } + function extraRight(marker) { return marker.inclusiveRight ? 1 : 0; } + + // Returns a number indicating which of two overlapping collapsed + // spans is larger (and thus includes the other). Falls back to + // comparing ids when the spans cover exactly the same range. + function compareCollapsedMarkers(a, b) { + var lenDiff = a.lines.length - b.lines.length; + if (lenDiff != 0) return lenDiff; + var aPos = a.find(), bPos = b.find(); + var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b); + if (fromCmp) return -fromCmp; + var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b); + if (toCmp) return toCmp; + return b.id - a.id; + } + + // Find out whether a line ends or starts in a collapsed span. If + // so, return the marker for that span. + function collapsedSpanAtSide(line, start) { + var sps = sawCollapsedSpans && line.markedSpans, found; + if (sps) for (var sp, i = 0; i < sps.length; ++i) { + sp = sps[i]; + if (sp.marker.collapsed && (start ? sp.from : sp.to) == null && + (!found || compareCollapsedMarkers(found, sp.marker) < 0)) + found = sp.marker; + } + return found; + } + function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true); } + function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false); } + + // Test whether there exists a collapsed span that partially + // overlaps (covers the start or end, but not both) of a new span. + // Such overlap is not allowed. + function conflictingCollapsedRange(doc, lineNo, from, to, marker) { + var line = getLine(doc, lineNo); + var sps = sawCollapsedSpans && line.markedSpans; + if (sps) for (var i = 0; i < sps.length; ++i) { + var sp = sps[i]; + if (!sp.marker.collapsed) continue; + var found = sp.marker.find(0); + var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker); + var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker); + if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) continue; + if (fromCmp <= 0 && (cmp(found.to, from) > 0 || (sp.marker.inclusiveRight && marker.inclusiveLeft)) || + fromCmp >= 0 && (cmp(found.from, to) < 0 || (sp.marker.inclusiveLeft && marker.inclusiveRight))) + return true; + } + } + + // A visual line is a line as drawn on the screen. Folding, for + // example, can cause multiple logical lines to appear on the same + // visual line. This finds the start of the visual line that the + // given line is part of (usually that is the line itself). + function visualLine(line) { + var merged; + while (merged = collapsedSpanAtStart(line)) + line = merged.find(-1, true).line; + return line; + } + + // Returns an array of logical lines that continue the visual line + // started by the argument, or undefined if there are no such lines. + function visualLineContinued(line) { + var merged, lines; + while (merged = collapsedSpanAtEnd(line)) { + line = merged.find(1, true).line; + (lines || (lines = [])).push(line); + } + return lines; + } + + // Get the line number of the start of the visual line that the + // given line number is part of. + function visualLineNo(doc, lineN) { + var line = getLine(doc, lineN), vis = visualLine(line); + if (line == vis) return lineN; + return lineNo(vis); + } + // Get the line number of the start of the next visual line after + // the given line. + function visualLineEndNo(doc, lineN) { + if (lineN > doc.lastLine()) return lineN; + var line = getLine(doc, lineN), merged; + if (!lineIsHidden(doc, line)) return lineN; + while (merged = collapsedSpanAtEnd(line)) + line = merged.find(1, true).line; + return lineNo(line) + 1; + } + + // Compute whether a line is hidden. Lines count as hidden when they + // are part of a visual line that starts with another line, or when + // they are entirely covered by collapsed, non-widget span. + function lineIsHidden(doc, line) { + var sps = sawCollapsedSpans && line.markedSpans; + if (sps) for (var sp, i = 0; i < sps.length; ++i) { + sp = sps[i]; + if (!sp.marker.collapsed) continue; + if (sp.from == null) return true; + if (sp.marker.widgetNode) continue; + if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp)) + return true; + } + } + function lineIsHiddenInner(doc, line, span) { + if (span.to == null) { + var end = span.marker.find(1, true); + return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker)); + } + if (span.marker.inclusiveRight && span.to == line.text.length) + return true; + for (var sp, i = 0; i < line.markedSpans.length; ++i) { + sp = line.markedSpans[i]; + if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to && + (sp.to == null || sp.to != span.from) && + (sp.marker.inclusiveLeft || span.marker.inclusiveRight) && + lineIsHiddenInner(doc, line, sp)) return true; + } + } + + // LINE WIDGETS + + // Line widgets are block elements displayed above or below a line. + + var LineWidget = CodeMirror.LineWidget = function(doc, node, options) { + if (options) for (var opt in options) if (options.hasOwnProperty(opt)) + this[opt] = options[opt]; + this.doc = doc; + this.node = node; + }; + eventMixin(LineWidget); + + function adjustScrollWhenAboveVisible(cm, line, diff) { + if (heightAtLine(line) < ((cm.curOp && cm.curOp.scrollTop) || cm.doc.scrollTop)) + addToScrollPos(cm, null, diff); + } + + LineWidget.prototype.clear = function() { + var cm = this.doc.cm, ws = this.line.widgets, line = this.line, no = lineNo(line); + if (no == null || !ws) return; + for (var i = 0; i < ws.length; ++i) if (ws[i] == this) ws.splice(i--, 1); + if (!ws.length) line.widgets = null; + var height = widgetHeight(this); + updateLineHeight(line, Math.max(0, line.height - height)); + if (cm) runInOp(cm, function() { + adjustScrollWhenAboveVisible(cm, line, -height); + regLineChange(cm, no, "widget"); + }); + }; + LineWidget.prototype.changed = function() { + var oldH = this.height, cm = this.doc.cm, line = this.line; + this.height = null; + var diff = widgetHeight(this) - oldH; + if (!diff) return; + updateLineHeight(line, line.height + diff); + if (cm) runInOp(cm, function() { + cm.curOp.forceUpdate = true; + adjustScrollWhenAboveVisible(cm, line, diff); + }); + }; + + function widgetHeight(widget) { + if (widget.height != null) return widget.height; + var cm = widget.doc.cm; + if (!cm) return 0; + if (!contains(document.body, widget.node)) { + var parentStyle = "position: relative;"; + if (widget.coverGutter) + parentStyle += "margin-left: -" + cm.display.gutters.offsetWidth + "px;"; + if (widget.noHScroll) + parentStyle += "width: " + cm.display.wrapper.clientWidth + "px;"; + removeChildrenAndAdd(cm.display.measure, elt("div", [widget.node], null, parentStyle)); + } + return widget.height = widget.node.offsetHeight; + } + + function addLineWidget(doc, handle, node, options) { + var widget = new LineWidget(doc, node, options); + var cm = doc.cm; + if (cm && widget.noHScroll) cm.display.alignWidgets = true; + changeLine(doc, handle, "widget", function(line) { + var widgets = line.widgets || (line.widgets = []); + if (widget.insertAt == null) widgets.push(widget); + else widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget); + widget.line = line; + if (cm && !lineIsHidden(doc, line)) { + var aboveVisible = heightAtLine(line) < doc.scrollTop; + updateLineHeight(line, line.height + widgetHeight(widget)); + if (aboveVisible) addToScrollPos(cm, null, widget.height); + cm.curOp.forceUpdate = true; + } + return true; + }); + return widget; + } + + // LINE DATA STRUCTURE + + // Line objects. These hold state related to a line, including + // highlighting info (the styles array). + var Line = CodeMirror.Line = function(text, markedSpans, estimateHeight) { + this.text = text; + attachMarkedSpans(this, markedSpans); + this.height = estimateHeight ? estimateHeight(this) : 1; + }; + eventMixin(Line); + Line.prototype.lineNo = function() { return lineNo(this); }; + + // Change the content (text, markers) of a line. Automatically + // invalidates cached information and tries to re-estimate the + // line's height. + function updateLine(line, text, markedSpans, estimateHeight) { + line.text = text; + if (line.stateAfter) line.stateAfter = null; + if (line.styles) line.styles = null; + if (line.order != null) line.order = null; + detachMarkedSpans(line); + attachMarkedSpans(line, markedSpans); + var estHeight = estimateHeight ? estimateHeight(line) : 1; + if (estHeight != line.height) updateLineHeight(line, estHeight); + } + + // Detach a line from the document tree and its markers. + function cleanUpLine(line) { + line.parent = null; + detachMarkedSpans(line); + } + + function extractLineClasses(type, output) { + if (type) for (;;) { + var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/); + if (!lineClass) break; + type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length); + var prop = lineClass[1] ? "bgClass" : "textClass"; + if (output[prop] == null) + output[prop] = lineClass[2]; + else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop])) + output[prop] += " " + lineClass[2]; + } + return type; + } + + function callBlankLine(mode, state) { + if (mode.blankLine) return mode.blankLine(state); + if (!mode.innerMode) return; + var inner = CodeMirror.innerMode(mode, state); + if (inner.mode.blankLine) return inner.mode.blankLine(inner.state); + } + + function readToken(mode, stream, state, inner) { + for (var i = 0; i < 10; i++) { + if (inner) inner[0] = CodeMirror.innerMode(mode, state).mode; + var style = mode.token(stream, state); + if (stream.pos > stream.start) return style; + } + throw new Error("Mode " + mode.name + " failed to advance stream."); + } + + // Utility for getTokenAt and getLineTokens + function takeToken(cm, pos, precise, asArray) { + function getObj(copy) { + return {start: stream.start, end: stream.pos, + string: stream.current(), + type: style || null, + state: copy ? copyState(doc.mode, state) : state}; + } + + var doc = cm.doc, mode = doc.mode, style; + pos = clipPos(doc, pos); + var line = getLine(doc, pos.line), state = getStateBefore(cm, pos.line, precise); + var stream = new StringStream(line.text, cm.options.tabSize), tokens; + if (asArray) tokens = []; + while ((asArray || stream.pos < pos.ch) && !stream.eol()) { + stream.start = stream.pos; + style = readToken(mode, stream, state); + if (asArray) tokens.push(getObj(true)); + } + return asArray ? tokens : getObj(); + } + + // Run the given mode's parser over a line, calling f for each token. + function runMode(cm, text, mode, state, f, lineClasses, forceToEnd) { + var flattenSpans = mode.flattenSpans; + if (flattenSpans == null) flattenSpans = cm.options.flattenSpans; + var curStart = 0, curStyle = null; + var stream = new StringStream(text, cm.options.tabSize), style; + var inner = cm.options.addModeClass && [null]; + if (text == "") extractLineClasses(callBlankLine(mode, state), lineClasses); + while (!stream.eol()) { + if (stream.pos > cm.options.maxHighlightLength) { + flattenSpans = false; + if (forceToEnd) processLine(cm, text, state, stream.pos); + stream.pos = text.length; + style = null; + } else { + style = extractLineClasses(readToken(mode, stream, state, inner), lineClasses); + } + if (inner) { + var mName = inner[0].name; + if (mName) style = "m-" + (style ? mName + " " + style : mName); + } + if (!flattenSpans || curStyle != style) { + while (curStart < stream.start) { + curStart = Math.min(stream.start, curStart + 50000); + f(curStart, curStyle); + } + curStyle = style; + } + stream.start = stream.pos; + } + while (curStart < stream.pos) { + // Webkit seems to refuse to render text nodes longer than 57444 characters + var pos = Math.min(stream.pos, curStart + 50000); + f(pos, curStyle); + curStart = pos; + } + } + + // Compute a style array (an array starting with a mode generation + // -- for invalidation -- followed by pairs of end positions and + // style strings), which is used to highlight the tokens on the + // line. + function highlightLine(cm, line, state, forceToEnd) { + // A styles array always starts with a number identifying the + // mode/overlays that it is based on (for easy invalidation). + var st = [cm.state.modeGen], lineClasses = {}; + // Compute the base array of styles + runMode(cm, line.text, cm.doc.mode, state, function(end, style) { + st.push(end, style); + }, lineClasses, forceToEnd); + + // Run overlays, adjust style array. + for (var o = 0; o < cm.state.overlays.length; ++o) { + var overlay = cm.state.overlays[o], i = 1, at = 0; + runMode(cm, line.text, overlay.mode, true, function(end, style) { + var start = i; + // Ensure there's a token end at the current position, and that i points at it + while (at < end) { + var i_end = st[i]; + if (i_end > end) + st.splice(i, 1, end, st[i+1], i_end); + i += 2; + at = Math.min(end, i_end); + } + if (!style) return; + if (overlay.opaque) { + st.splice(start, i - start, end, "cm-overlay " + style); + i = start + 2; + } else { + for (; start < i; start += 2) { + var cur = st[start+1]; + st[start+1] = (cur ? cur + " " : "") + "cm-overlay " + style; + } + } + }, lineClasses); + } + + return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null}; + } + + function getLineStyles(cm, line, updateFrontier) { + if (!line.styles || line.styles[0] != cm.state.modeGen) { + var result = highlightLine(cm, line, line.stateAfter = getStateBefore(cm, lineNo(line))); + line.styles = result.styles; + if (result.classes) line.styleClasses = result.classes; + else if (line.styleClasses) line.styleClasses = null; + if (updateFrontier === cm.doc.frontier) cm.doc.frontier++; + } + return line.styles; + } + + // Lightweight form of highlight -- proceed over this line and + // update state, but don't save a style array. Used for lines that + // aren't currently visible. + function processLine(cm, text, state, startAt) { + var mode = cm.doc.mode; + var stream = new StringStream(text, cm.options.tabSize); + stream.start = stream.pos = startAt || 0; + if (text == "") callBlankLine(mode, state); + while (!stream.eol() && stream.pos <= cm.options.maxHighlightLength) { + readToken(mode, stream, state); + stream.start = stream.pos; + } + } + + // Convert a style as returned by a mode (either null, or a string + // containing one or more styles) to a CSS style. This is cached, + // and also looks for line-wide styles. + var styleToClassCache = {}, styleToClassCacheWithMode = {}; + function interpretTokenStyle(style, options) { + if (!style || /^\s*$/.test(style)) return null; + var cache = options.addModeClass ? styleToClassCacheWithMode : styleToClassCache; + return cache[style] || + (cache[style] = style.replace(/\S+/g, "cm-$&")); + } + + // Render the DOM representation of the text of a line. Also builds + // up a 'line map', which points at the DOM nodes that represent + // specific stretches of text, and is used by the measuring code. + // The returned object contains the DOM node, this map, and + // information about line-wide styles that were set by the mode. + function buildLineContent(cm, lineView) { + // The padding-right forces the element to have a 'border', which + // is needed on Webkit to be able to get line-level bounding + // rectangles for it (in measureChar). + var content = elt("span", null, null, webkit ? "padding-right: .1px" : null); + var builder = {pre: elt("pre", [content]), content: content, + col: 0, pos: 0, cm: cm, + splitSpaces: (ie || webkit) && cm.getOption("lineWrapping")}; + lineView.measure = {}; + + // Iterate over the logical lines that make up this visual line. + for (var i = 0; i <= (lineView.rest ? lineView.rest.length : 0); i++) { + var line = i ? lineView.rest[i - 1] : lineView.line, order; + builder.pos = 0; + builder.addToken = buildToken; + // Optionally wire in some hacks into the token-rendering + // algorithm, to deal with browser quirks. + if (hasBadBidiRects(cm.display.measure) && (order = getOrder(line))) + builder.addToken = buildTokenBadBidi(builder.addToken, order); + builder.map = []; + var allowFrontierUpdate = lineView != cm.display.externalMeasured && lineNo(line); + insertLineContent(line, builder, getLineStyles(cm, line, allowFrontierUpdate)); + if (line.styleClasses) { + if (line.styleClasses.bgClass) + builder.bgClass = joinClasses(line.styleClasses.bgClass, builder.bgClass || ""); + if (line.styleClasses.textClass) + builder.textClass = joinClasses(line.styleClasses.textClass, builder.textClass || ""); + } + + // Ensure at least a single node is present, for measuring. + if (builder.map.length == 0) + builder.map.push(0, 0, builder.content.appendChild(zeroWidthElement(cm.display.measure))); + + // Store the map and a cache object for the current logical line + if (i == 0) { + lineView.measure.map = builder.map; + lineView.measure.cache = {}; + } else { + (lineView.measure.maps || (lineView.measure.maps = [])).push(builder.map); + (lineView.measure.caches || (lineView.measure.caches = [])).push({}); + } + } + + // See issue #2901 + if (webkit && /\bcm-tab\b/.test(builder.content.lastChild.className)) + builder.content.className = "cm-tab-wrap-hack"; + + signal(cm, "renderLine", cm, lineView.line, builder.pre); + if (builder.pre.className) + builder.textClass = joinClasses(builder.pre.className, builder.textClass || ""); + + return builder; + } + + function defaultSpecialCharPlaceholder(ch) { + var token = elt("span", "\u2022", "cm-invalidchar"); + token.title = "\\u" + ch.charCodeAt(0).toString(16); + token.setAttribute("aria-label", token.title); + return token; + } + + // Build up the DOM representation for a single token, and add it to + // the line map. Takes care to render special characters separately. + function buildToken(builder, text, style, startStyle, endStyle, title, css) { + if (!text) return; + var displayText = builder.splitSpaces ? text.replace(/ {3,}/g, splitSpaces) : text; + var special = builder.cm.state.specialChars, mustWrap = false; + if (!special.test(text)) { + builder.col += text.length; + var content = document.createTextNode(displayText); + builder.map.push(builder.pos, builder.pos + text.length, content); + if (ie && ie_version < 9) mustWrap = true; + builder.pos += text.length; + } else { + var content = document.createDocumentFragment(), pos = 0; + while (true) { + special.lastIndex = pos; + var m = special.exec(text); + var skipped = m ? m.index - pos : text.length - pos; + if (skipped) { + var txt = document.createTextNode(displayText.slice(pos, pos + skipped)); + if (ie && ie_version < 9) content.appendChild(elt("span", [txt])); + else content.appendChild(txt); + builder.map.push(builder.pos, builder.pos + skipped, txt); + builder.col += skipped; + builder.pos += skipped; + } + if (!m) break; + pos += skipped + 1; + if (m[0] == "\t") { + var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize; + var txt = content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab")); + txt.setAttribute("role", "presentation"); + txt.setAttribute("cm-text", "\t"); + builder.col += tabWidth; + } else { + var txt = builder.cm.options.specialCharPlaceholder(m[0]); + txt.setAttribute("cm-text", m[0]); + if (ie && ie_version < 9) content.appendChild(elt("span", [txt])); + else content.appendChild(txt); + builder.col += 1; + } + builder.map.push(builder.pos, builder.pos + 1, txt); + builder.pos++; + } + } + if (style || startStyle || endStyle || mustWrap || css) { + var fullStyle = style || ""; + if (startStyle) fullStyle += startStyle; + if (endStyle) fullStyle += endStyle; + var token = elt("span", [content], fullStyle, css); + if (title) token.title = title; + return builder.content.appendChild(token); + } + builder.content.appendChild(content); + } + + function splitSpaces(old) { + var out = " "; + for (var i = 0; i < old.length - 2; ++i) out += i % 2 ? " " : "\u00a0"; + out += " "; + return out; + } + + // Work around nonsense dimensions being reported for stretches of + // right-to-left text. + function buildTokenBadBidi(inner, order) { + return function(builder, text, style, startStyle, endStyle, title, css) { + style = style ? style + " cm-force-border" : "cm-force-border"; + var start = builder.pos, end = start + text.length; + for (;;) { + // Find the part that overlaps with the start of this text + for (var i = 0; i < order.length; i++) { + var part = order[i]; + if (part.to > start && part.from <= start) break; + } + if (part.to >= end) return inner(builder, text, style, startStyle, endStyle, title, css); + inner(builder, text.slice(0, part.to - start), style, startStyle, null, title, css); + startStyle = null; + text = text.slice(part.to - start); + start = part.to; + } + }; + } + + function buildCollapsedSpan(builder, size, marker, ignoreWidget) { + var widget = !ignoreWidget && marker.widgetNode; + if (widget) builder.map.push(builder.pos, builder.pos + size, widget); + if (!ignoreWidget && builder.cm.display.input.needsContentAttribute) { + if (!widget) + widget = builder.content.appendChild(document.createElement("span")); + widget.setAttribute("cm-marker", marker.id); + } + if (widget) { + builder.cm.display.input.setUneditable(widget); + builder.content.appendChild(widget); + } + builder.pos += size; + } + + // Outputs a number of spans to make up a line, taking highlighting + // and marked text into account. + function insertLineContent(line, builder, styles) { + var spans = line.markedSpans, allText = line.text, at = 0; + if (!spans) { + for (var i = 1; i < styles.length; i+=2) + builder.addToken(builder, allText.slice(at, at = styles[i]), interpretTokenStyle(styles[i+1], builder.cm.options)); + return; + } + + var len = allText.length, pos = 0, i = 1, text = "", style, css; + var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed; + for (;;) { + if (nextChange == pos) { // Update current marker set + spanStyle = spanEndStyle = spanStartStyle = title = css = ""; + collapsed = null; nextChange = Infinity; + var foundBookmarks = []; + for (var j = 0; j < spans.length; ++j) { + var sp = spans[j], m = sp.marker; + if (m.type == "bookmark" && sp.from == pos && m.widgetNode) { + foundBookmarks.push(m); + } else if (sp.from <= pos && (sp.to == null || sp.to > pos || m.collapsed && sp.to == pos && sp.from == pos)) { + if (sp.to != null && sp.to != pos && nextChange > sp.to) { + nextChange = sp.to; + spanEndStyle = ""; + } + if (m.className) spanStyle += " " + m.className; + if (m.css) css = m.css; + if (m.startStyle && sp.from == pos) spanStartStyle += " " + m.startStyle; + if (m.endStyle && sp.to == nextChange) spanEndStyle += " " + m.endStyle; + if (m.title && !title) title = m.title; + if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0)) + collapsed = sp; + } else if (sp.from > pos && nextChange > sp.from) { + nextChange = sp.from; + } + } + if (collapsed && (collapsed.from || 0) == pos) { + buildCollapsedSpan(builder, (collapsed.to == null ? len + 1 : collapsed.to) - pos, + collapsed.marker, collapsed.from == null); + if (collapsed.to == null) return; + if (collapsed.to == pos) collapsed = false; + } + if (!collapsed && foundBookmarks.length) for (var j = 0; j < foundBookmarks.length; ++j) + buildCollapsedSpan(builder, 0, foundBookmarks[j]); + } + if (pos >= len) break; + + var upto = Math.min(len, nextChange); + while (true) { + if (text) { + var end = pos + text.length; + if (!collapsed) { + var tokenText = end > upto ? text.slice(0, upto - pos) : text; + builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle, + spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title, css); + } + if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;} + pos = end; + spanStartStyle = ""; + } + text = allText.slice(at, at = styles[i++]); + style = interpretTokenStyle(styles[i++], builder.cm.options); + } + } + } + + // DOCUMENT DATA STRUCTURE + + // By default, updates that start and end at the beginning of a line + // are treated specially, in order to make the association of line + // widgets and marker elements with the text behave more intuitive. + function isWholeLineUpdate(doc, change) { + return change.from.ch == 0 && change.to.ch == 0 && lst(change.text) == "" && + (!doc.cm || doc.cm.options.wholeLineUpdateBefore); + } + + // Perform a change on the document data structure. + function updateDoc(doc, change, markedSpans, estimateHeight) { + function spansFor(n) {return markedSpans ? markedSpans[n] : null;} + function update(line, text, spans) { + updateLine(line, text, spans, estimateHeight); + signalLater(line, "change", line, change); + } + function linesFor(start, end) { + for (var i = start, result = []; i < end; ++i) + result.push(new Line(text[i], spansFor(i), estimateHeight)); + return result; + } + + var from = change.from, to = change.to, text = change.text; + var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line); + var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line; + + // Adjust the line structure + if (change.full) { + doc.insert(0, linesFor(0, text.length)); + doc.remove(text.length, doc.size - text.length); + } else if (isWholeLineUpdate(doc, change)) { + // This is a whole-line replace. Treated specially to make + // sure line objects move the way they are supposed to. + var added = linesFor(0, text.length - 1); + update(lastLine, lastLine.text, lastSpans); + if (nlines) doc.remove(from.line, nlines); + if (added.length) doc.insert(from.line, added); + } else if (firstLine == lastLine) { + if (text.length == 1) { + update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans); + } else { + var added = linesFor(1, text.length - 1); + added.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight)); + update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); + doc.insert(from.line + 1, added); + } + } else if (text.length == 1) { + update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0)); + doc.remove(from.line + 1, nlines); + } else { + update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); + update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans); + var added = linesFor(1, text.length - 1); + if (nlines > 1) doc.remove(from.line + 1, nlines - 1); + doc.insert(from.line + 1, added); + } + + signalLater(doc, "change", doc, change); + } + + // The document is represented as a BTree consisting of leaves, with + // chunk of lines in them, and branches, with up to ten leaves or + // other branch nodes below them. The top node is always a branch + // node, and is the document object itself (meaning it has + // additional methods and properties). + // + // All nodes have parent links. The tree is used both to go from + // line numbers to line objects, and to go from objects to numbers. + // It also indexes by height, and is used to convert between height + // and line object, and to find the total height of the document. + // + // See also http://marijnhaverbeke.nl/blog/codemirror-line-tree.html + + function LeafChunk(lines) { + this.lines = lines; + this.parent = null; + for (var i = 0, height = 0; i < lines.length; ++i) { + lines[i].parent = this; + height += lines[i].height; + } + this.height = height; + } + + LeafChunk.prototype = { + chunkSize: function() { return this.lines.length; }, + // Remove the n lines at offset 'at'. + removeInner: function(at, n) { + for (var i = at, e = at + n; i < e; ++i) { + var line = this.lines[i]; + this.height -= line.height; + cleanUpLine(line); + signalLater(line, "delete"); + } + this.lines.splice(at, n); + }, + // Helper used to collapse a small branch into a single leaf. + collapse: function(lines) { + lines.push.apply(lines, this.lines); + }, + // Insert the given array of lines at offset 'at', count them as + // having the given height. + insertInner: function(at, lines, height) { + this.height += height; + this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at)); + for (var i = 0; i < lines.length; ++i) lines[i].parent = this; + }, + // Used to iterate over a part of the tree. + iterN: function(at, n, op) { + for (var e = at + n; at < e; ++at) + if (op(this.lines[at])) return true; + } + }; + + function BranchChunk(children) { + this.children = children; + var size = 0, height = 0; + for (var i = 0; i < children.length; ++i) { + var ch = children[i]; + size += ch.chunkSize(); height += ch.height; + ch.parent = this; + } + this.size = size; + this.height = height; + this.parent = null; + } + + BranchChunk.prototype = { + chunkSize: function() { return this.size; }, + removeInner: function(at, n) { + this.size -= n; + for (var i = 0; i < this.children.length; ++i) { + var child = this.children[i], sz = child.chunkSize(); + if (at < sz) { + var rm = Math.min(n, sz - at), oldHeight = child.height; + child.removeInner(at, rm); + this.height -= oldHeight - child.height; + if (sz == rm) { this.children.splice(i--, 1); child.parent = null; } + if ((n -= rm) == 0) break; + at = 0; + } else at -= sz; + } + // If the result is smaller than 25 lines, ensure that it is a + // single leaf node. + if (this.size - n < 25 && + (this.children.length > 1 || !(this.children[0] instanceof LeafChunk))) { + var lines = []; + this.collapse(lines); + this.children = [new LeafChunk(lines)]; + this.children[0].parent = this; + } + }, + collapse: function(lines) { + for (var i = 0; i < this.children.length; ++i) this.children[i].collapse(lines); + }, + insertInner: function(at, lines, height) { + this.size += lines.length; + this.height += height; + for (var i = 0; i < this.children.length; ++i) { + var child = this.children[i], sz = child.chunkSize(); + if (at <= sz) { + child.insertInner(at, lines, height); + if (child.lines && child.lines.length > 50) { + while (child.lines.length > 50) { + var spilled = child.lines.splice(child.lines.length - 25, 25); + var newleaf = new LeafChunk(spilled); + child.height -= newleaf.height; + this.children.splice(i + 1, 0, newleaf); + newleaf.parent = this; + } + this.maybeSpill(); + } + break; + } + at -= sz; + } + }, + // When a node has grown, check whether it should be split. + maybeSpill: function() { + if (this.children.length <= 10) return; + var me = this; + do { + var spilled = me.children.splice(me.children.length - 5, 5); + var sibling = new BranchChunk(spilled); + if (!me.parent) { // Become the parent node + var copy = new BranchChunk(me.children); + copy.parent = me; + me.children = [copy, sibling]; + me = copy; + } else { + me.size -= sibling.size; + me.height -= sibling.height; + var myIndex = indexOf(me.parent.children, me); + me.parent.children.splice(myIndex + 1, 0, sibling); + } + sibling.parent = me.parent; + } while (me.children.length > 10); + me.parent.maybeSpill(); + }, + iterN: function(at, n, op) { + for (var i = 0; i < this.children.length; ++i) { + var child = this.children[i], sz = child.chunkSize(); + if (at < sz) { + var used = Math.min(n, sz - at); + if (child.iterN(at, used, op)) return true; + if ((n -= used) == 0) break; + at = 0; + } else at -= sz; + } + } + }; + + var nextDocId = 0; + var Doc = CodeMirror.Doc = function(text, mode, firstLine) { + if (!(this instanceof Doc)) return new Doc(text, mode, firstLine); + if (firstLine == null) firstLine = 0; + + BranchChunk.call(this, [new LeafChunk([new Line("", null)])]); + this.first = firstLine; + this.scrollTop = this.scrollLeft = 0; + this.cantEdit = false; + this.cleanGeneration = 1; + this.frontier = firstLine; + var start = Pos(firstLine, 0); + this.sel = simpleSelection(start); + this.history = new History(null); + this.id = ++nextDocId; + this.modeOption = mode; + + if (typeof text == "string") text = splitLines(text); + updateDoc(this, {from: start, to: start, text: text}); + setSelection(this, simpleSelection(start), sel_dontScroll); + }; + + Doc.prototype = createObj(BranchChunk.prototype, { + constructor: Doc, + // Iterate over the document. Supports two forms -- with only one + // argument, it calls that for each line in the document. With + // three, it iterates over the range given by the first two (with + // the second being non-inclusive). + iter: function(from, to, op) { + if (op) this.iterN(from - this.first, to - from, op); + else this.iterN(this.first, this.first + this.size, from); + }, + + // Non-public interface for adding and removing lines. + insert: function(at, lines) { + var height = 0; + for (var i = 0; i < lines.length; ++i) height += lines[i].height; + this.insertInner(at - this.first, lines, height); + }, + remove: function(at, n) { this.removeInner(at - this.first, n); }, + + // From here, the methods are part of the public interface. Most + // are also available from CodeMirror (editor) instances. + + getValue: function(lineSep) { + var lines = getLines(this, this.first, this.first + this.size); + if (lineSep === false) return lines; + return lines.join(lineSep || "\n"); + }, + setValue: docMethodOp(function(code) { + var top = Pos(this.first, 0), last = this.first + this.size - 1; + makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length), + text: splitLines(code), origin: "setValue", full: true}, true); + setSelection(this, simpleSelection(top)); + }), + replaceRange: function(code, from, to, origin) { + from = clipPos(this, from); + to = to ? clipPos(this, to) : from; + replaceRange(this, code, from, to, origin); + }, + getRange: function(from, to, lineSep) { + var lines = getBetween(this, clipPos(this, from), clipPos(this, to)); + if (lineSep === false) return lines; + return lines.join(lineSep || "\n"); + }, + + getLine: function(line) {var l = this.getLineHandle(line); return l && l.text;}, + + getLineHandle: function(line) {if (isLine(this, line)) return getLine(this, line);}, + getLineNumber: function(line) {return lineNo(line);}, + + getLineHandleVisualStart: function(line) { + if (typeof line == "number") line = getLine(this, line); + return visualLine(line); + }, + + lineCount: function() {return this.size;}, + firstLine: function() {return this.first;}, + lastLine: function() {return this.first + this.size - 1;}, + + clipPos: function(pos) {return clipPos(this, pos);}, + + getCursor: function(start) { + var range = this.sel.primary(), pos; + if (start == null || start == "head") pos = range.head; + else if (start == "anchor") pos = range.anchor; + else if (start == "end" || start == "to" || start === false) pos = range.to(); + else pos = range.from(); + return pos; + }, + listSelections: function() { return this.sel.ranges; }, + somethingSelected: function() {return this.sel.somethingSelected();}, + + setCursor: docMethodOp(function(line, ch, options) { + setSimpleSelection(this, clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line), null, options); + }), + setSelection: docMethodOp(function(anchor, head, options) { + setSimpleSelection(this, clipPos(this, anchor), clipPos(this, head || anchor), options); + }), + extendSelection: docMethodOp(function(head, other, options) { + extendSelection(this, clipPos(this, head), other && clipPos(this, other), options); + }), + extendSelections: docMethodOp(function(heads, options) { + extendSelections(this, clipPosArray(this, heads, options)); + }), + extendSelectionsBy: docMethodOp(function(f, options) { + extendSelections(this, map(this.sel.ranges, f), options); + }), + setSelections: docMethodOp(function(ranges, primary, options) { + if (!ranges.length) return; + for (var i = 0, out = []; i < ranges.length; i++) + out[i] = new Range(clipPos(this, ranges[i].anchor), + clipPos(this, ranges[i].head)); + if (primary == null) primary = Math.min(ranges.length - 1, this.sel.primIndex); + setSelection(this, normalizeSelection(out, primary), options); + }), + addSelection: docMethodOp(function(anchor, head, options) { + var ranges = this.sel.ranges.slice(0); + ranges.push(new Range(clipPos(this, anchor), clipPos(this, head || anchor))); + setSelection(this, normalizeSelection(ranges, ranges.length - 1), options); + }), + + getSelection: function(lineSep) { + var ranges = this.sel.ranges, lines; + for (var i = 0; i < ranges.length; i++) { + var sel = getBetween(this, ranges[i].from(), ranges[i].to()); + lines = lines ? lines.concat(sel) : sel; + } + if (lineSep === false) return lines; + else return lines.join(lineSep || "\n"); + }, + getSelections: function(lineSep) { + var parts = [], ranges = this.sel.ranges; + for (var i = 0; i < ranges.length; i++) { + var sel = getBetween(this, ranges[i].from(), ranges[i].to()); + if (lineSep !== false) sel = sel.join(lineSep || "\n"); + parts[i] = sel; + } + return parts; + }, + replaceSelection: function(code, collapse, origin) { + var dup = []; + for (var i = 0; i < this.sel.ranges.length; i++) + dup[i] = code; + this.replaceSelections(dup, collapse, origin || "+input"); + }, + replaceSelections: docMethodOp(function(code, collapse, origin) { + var changes = [], sel = this.sel; + for (var i = 0; i < sel.ranges.length; i++) { + var range = sel.ranges[i]; + changes[i] = {from: range.from(), to: range.to(), text: splitLines(code[i]), origin: origin}; + } + var newSel = collapse && collapse != "end" && computeReplacedSel(this, changes, collapse); + for (var i = changes.length - 1; i >= 0; i--) + makeChange(this, changes[i]); + if (newSel) setSelectionReplaceHistory(this, newSel); + else if (this.cm) ensureCursorVisible(this.cm); + }), + undo: docMethodOp(function() {makeChangeFromHistory(this, "undo");}), + redo: docMethodOp(function() {makeChangeFromHistory(this, "redo");}), + undoSelection: docMethodOp(function() {makeChangeFromHistory(this, "undo", true);}), + redoSelection: docMethodOp(function() {makeChangeFromHistory(this, "redo", true);}), + + setExtending: function(val) {this.extend = val;}, + getExtending: function() {return this.extend;}, + + historySize: function() { + var hist = this.history, done = 0, undone = 0; + for (var i = 0; i < hist.done.length; i++) if (!hist.done[i].ranges) ++done; + for (var i = 0; i < hist.undone.length; i++) if (!hist.undone[i].ranges) ++undone; + return {undo: done, redo: undone}; + }, + clearHistory: function() {this.history = new History(this.history.maxGeneration);}, + + markClean: function() { + this.cleanGeneration = this.changeGeneration(true); + }, + changeGeneration: function(forceSplit) { + if (forceSplit) + this.history.lastOp = this.history.lastSelOp = this.history.lastOrigin = null; + return this.history.generation; + }, + isClean: function (gen) { + return this.history.generation == (gen || this.cleanGeneration); + }, + + getHistory: function() { + return {done: copyHistoryArray(this.history.done), + undone: copyHistoryArray(this.history.undone)}; + }, + setHistory: function(histData) { + var hist = this.history = new History(this.history.maxGeneration); + hist.done = copyHistoryArray(histData.done.slice(0), null, true); + hist.undone = copyHistoryArray(histData.undone.slice(0), null, true); + }, + + addLineClass: docMethodOp(function(handle, where, cls) { + return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) { + var prop = where == "text" ? "textClass" + : where == "background" ? "bgClass" + : where == "gutter" ? "gutterClass" : "wrapClass"; + if (!line[prop]) line[prop] = cls; + else if (classTest(cls).test(line[prop])) return false; + else line[prop] += " " + cls; + return true; + }); + }), + removeLineClass: docMethodOp(function(handle, where, cls) { + return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) { + var prop = where == "text" ? "textClass" + : where == "background" ? "bgClass" + : where == "gutter" ? "gutterClass" : "wrapClass"; + var cur = line[prop]; + if (!cur) return false; + else if (cls == null) line[prop] = null; + else { + var found = cur.match(classTest(cls)); + if (!found) return false; + var end = found.index + found[0].length; + line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null; + } + return true; + }); + }), + + addLineWidget: docMethodOp(function(handle, node, options) { + return addLineWidget(this, handle, node, options); + }), + removeLineWidget: function(widget) { widget.clear(); }, + + markText: function(from, to, options) { + return markText(this, clipPos(this, from), clipPos(this, to), options, "range"); + }, + setBookmark: function(pos, options) { + var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options), + insertLeft: options && options.insertLeft, + clearWhenEmpty: false, shared: options && options.shared, + handleMouseEvents: options && options.handleMouseEvents}; + pos = clipPos(this, pos); + return markText(this, pos, pos, realOpts, "bookmark"); + }, + findMarksAt: function(pos) { + pos = clipPos(this, pos); + var markers = [], spans = getLine(this, pos.line).markedSpans; + if (spans) for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if ((span.from == null || span.from <= pos.ch) && + (span.to == null || span.to >= pos.ch)) + markers.push(span.marker.parent || span.marker); + } + return markers; + }, + findMarks: function(from, to, filter) { + from = clipPos(this, from); to = clipPos(this, to); + var found = [], lineNo = from.line; + this.iter(from.line, to.line + 1, function(line) { + var spans = line.markedSpans; + if (spans) for (var i = 0; i < spans.length; i++) { + var span = spans[i]; + if (!(lineNo == from.line && from.ch > span.to || + span.from == null && lineNo != from.line|| + lineNo == to.line && span.from > to.ch) && + (!filter || filter(span.marker))) + found.push(span.marker.parent || span.marker); + } + ++lineNo; + }); + return found; + }, + getAllMarks: function() { + var markers = []; + this.iter(function(line) { + var sps = line.markedSpans; + if (sps) for (var i = 0; i < sps.length; ++i) + if (sps[i].from != null) markers.push(sps[i].marker); + }); + return markers; + }, + + posFromIndex: function(off) { + var ch, lineNo = this.first; + this.iter(function(line) { + var sz = line.text.length + 1; + if (sz > off) { ch = off; return true; } + off -= sz; + ++lineNo; + }); + return clipPos(this, Pos(lineNo, ch)); + }, + indexFromPos: function (coords) { + coords = clipPos(this, coords); + var index = coords.ch; + if (coords.line < this.first || coords.ch < 0) return 0; + this.iter(this.first, coords.line, function (line) { + index += line.text.length + 1; + }); + return index; + }, + + copy: function(copyHistory) { + var doc = new Doc(getLines(this, this.first, this.first + this.size), this.modeOption, this.first); + doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft; + doc.sel = this.sel; + doc.extend = false; + if (copyHistory) { + doc.history.undoDepth = this.history.undoDepth; + doc.setHistory(this.getHistory()); + } + return doc; + }, + + linkedDoc: function(options) { + if (!options) options = {}; + var from = this.first, to = this.first + this.size; + if (options.from != null && options.from > from) from = options.from; + if (options.to != null && options.to < to) to = options.to; + var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from); + if (options.sharedHist) copy.history = this.history; + (this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist}); + copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}]; + copySharedMarkers(copy, findSharedMarkers(this)); + return copy; + }, + unlinkDoc: function(other) { + if (other instanceof CodeMirror) other = other.doc; + if (this.linked) for (var i = 0; i < this.linked.length; ++i) { + var link = this.linked[i]; + if (link.doc != other) continue; + this.linked.splice(i, 1); + other.unlinkDoc(this); + detachSharedMarkers(findSharedMarkers(this)); + break; + } + // If the histories were shared, split them again + if (other.history == this.history) { + var splitIds = [other.id]; + linkedDocs(other, function(doc) {splitIds.push(doc.id);}, true); + other.history = new History(null); + other.history.done = copyHistoryArray(this.history.done, splitIds); + other.history.undone = copyHistoryArray(this.history.undone, splitIds); + } + }, + iterLinkedDocs: function(f) {linkedDocs(this, f);}, + + getMode: function() {return this.mode;}, + getEditor: function() {return this.cm;} + }); + + // Public alias. + Doc.prototype.eachLine = Doc.prototype.iter; + + // Set up methods on CodeMirror's prototype to redirect to the editor's document. + var dontDelegate = "iter insert remove copy getEditor constructor".split(" "); + for (var prop in Doc.prototype) if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0) + CodeMirror.prototype[prop] = (function(method) { + return function() {return method.apply(this.doc, arguments);}; + })(Doc.prototype[prop]); + + eventMixin(Doc); + + // Call f for all linked documents. + function linkedDocs(doc, f, sharedHistOnly) { + function propagate(doc, skip, sharedHist) { + if (doc.linked) for (var i = 0; i < doc.linked.length; ++i) { + var rel = doc.linked[i]; + if (rel.doc == skip) continue; + var shared = sharedHist && rel.sharedHist; + if (sharedHistOnly && !shared) continue; + f(rel.doc, shared); + propagate(rel.doc, doc, shared); + } + } + propagate(doc, null, true); + } + + // Attach a document to an editor. + function attachDoc(cm, doc) { + if (doc.cm) throw new Error("This document is already in use."); + cm.doc = doc; + doc.cm = cm; + estimateLineHeights(cm); + loadMode(cm); + if (!cm.options.lineWrapping) findMaxLine(cm); + cm.options.mode = doc.modeOption; + regChange(cm); + } + + // LINE UTILITIES + + // Find the line object corresponding to the given line number. + function getLine(doc, n) { + n -= doc.first; + if (n < 0 || n >= doc.size) throw new Error("There is no line " + (n + doc.first) + " in the document."); + for (var chunk = doc; !chunk.lines;) { + for (var i = 0;; ++i) { + var child = chunk.children[i], sz = child.chunkSize(); + if (n < sz) { chunk = child; break; } + n -= sz; + } + } + return chunk.lines[n]; + } + + // Get the part of a document between two positions, as an array of + // strings. + function getBetween(doc, start, end) { + var out = [], n = start.line; + doc.iter(start.line, end.line + 1, function(line) { + var text = line.text; + if (n == end.line) text = text.slice(0, end.ch); + if (n == start.line) text = text.slice(start.ch); + out.push(text); + ++n; + }); + return out; + } + // Get the lines between from and to, as array of strings. + function getLines(doc, from, to) { + var out = []; + doc.iter(from, to, function(line) { out.push(line.text); }); + return out; + } + + // Update the height of a line, propagating the height change + // upwards to parent nodes. + function updateLineHeight(line, height) { + var diff = height - line.height; + if (diff) for (var n = line; n; n = n.parent) n.height += diff; + } + + // Given a line object, find its line number by walking up through + // its parent links. + function lineNo(line) { + if (line.parent == null) return null; + var cur = line.parent, no = indexOf(cur.lines, line); + for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) { + for (var i = 0;; ++i) { + if (chunk.children[i] == cur) break; + no += chunk.children[i].chunkSize(); + } + } + return no + cur.first; + } + + // Find the line at the given vertical position, using the height + // information in the document tree. + function lineAtHeight(chunk, h) { + var n = chunk.first; + outer: do { + for (var i = 0; i < chunk.children.length; ++i) { + var child = chunk.children[i], ch = child.height; + if (h < ch) { chunk = child; continue outer; } + h -= ch; + n += child.chunkSize(); + } + return n; + } while (!chunk.lines); + for (var i = 0; i < chunk.lines.length; ++i) { + var line = chunk.lines[i], lh = line.height; + if (h < lh) break; + h -= lh; + } + return n + i; + } + + + // Find the height above the given line. + function heightAtLine(lineObj) { + lineObj = visualLine(lineObj); + + var h = 0, chunk = lineObj.parent; + for (var i = 0; i < chunk.lines.length; ++i) { + var line = chunk.lines[i]; + if (line == lineObj) break; + else h += line.height; + } + for (var p = chunk.parent; p; chunk = p, p = chunk.parent) { + for (var i = 0; i < p.children.length; ++i) { + var cur = p.children[i]; + if (cur == chunk) break; + else h += cur.height; + } + } + return h; + } + + // Get the bidi ordering for the given line (and cache it). Returns + // false for lines that are fully left-to-right, and an array of + // BidiSpan objects otherwise. + function getOrder(line) { + var order = line.order; + if (order == null) order = line.order = bidiOrdering(line.text); + return order; + } + + // HISTORY + + function History(startGen) { + // Arrays of change events and selections. Doing something adds an + // event to done and clears undo. Undoing moves events from done + // to undone, redoing moves them in the other direction. + this.done = []; this.undone = []; + this.undoDepth = Infinity; + // Used to track when changes can be merged into a single undo + // event + this.lastModTime = this.lastSelTime = 0; + this.lastOp = this.lastSelOp = null; + this.lastOrigin = this.lastSelOrigin = null; + // Used by the isClean() method + this.generation = this.maxGeneration = startGen || 1; + } + + // Create a history change event from an updateDoc-style change + // object. + function historyChangeFromChange(doc, change) { + var histChange = {from: copyPos(change.from), to: changeEnd(change), text: getBetween(doc, change.from, change.to)}; + attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); + linkedDocs(doc, function(doc) {attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);}, true); + return histChange; + } + + // Pop all selection events off the end of a history array. Stop at + // a change event. + function clearSelectionEvents(array) { + while (array.length) { + var last = lst(array); + if (last.ranges) array.pop(); + else break; + } + } + + // Find the top change event in the history. Pop off selection + // events that are in the way. + function lastChangeEvent(hist, force) { + if (force) { + clearSelectionEvents(hist.done); + return lst(hist.done); + } else if (hist.done.length && !lst(hist.done).ranges) { + return lst(hist.done); + } else if (hist.done.length > 1 && !hist.done[hist.done.length - 2].ranges) { + hist.done.pop(); + return lst(hist.done); + } + } + + // Register a change in the history. Merges changes that are within + // a single operation, ore are close together with an origin that + // allows merging (starting with "+") into a single event. + function addChangeToHistory(doc, change, selAfter, opId) { + var hist = doc.history; + hist.undone.length = 0; + var time = +new Date, cur; + + if ((hist.lastOp == opId || + hist.lastOrigin == change.origin && change.origin && + ((change.origin.charAt(0) == "+" && doc.cm && hist.lastModTime > time - doc.cm.options.historyEventDelay) || + change.origin.charAt(0) == "*")) && + (cur = lastChangeEvent(hist, hist.lastOp == opId))) { + // Merge this change into the last event + var last = lst(cur.changes); + if (cmp(change.from, change.to) == 0 && cmp(change.from, last.to) == 0) { + // Optimized case for simple insertion -- don't want to add + // new changesets for every character typed + last.to = changeEnd(change); + } else { + // Add new sub-event + cur.changes.push(historyChangeFromChange(doc, change)); + } + } else { + // Can not be merged, start a new event. + var before = lst(hist.done); + if (!before || !before.ranges) + pushSelectionToHistory(doc.sel, hist.done); + cur = {changes: [historyChangeFromChange(doc, change)], + generation: hist.generation}; + hist.done.push(cur); + while (hist.done.length > hist.undoDepth) { + hist.done.shift(); + if (!hist.done[0].ranges) hist.done.shift(); + } + } + hist.done.push(selAfter); + hist.generation = ++hist.maxGeneration; + hist.lastModTime = hist.lastSelTime = time; + hist.lastOp = hist.lastSelOp = opId; + hist.lastOrigin = hist.lastSelOrigin = change.origin; + + if (!last) signal(doc, "historyAdded"); + } + + function selectionEventCanBeMerged(doc, origin, prev, sel) { + var ch = origin.charAt(0); + return ch == "*" || + ch == "+" && + prev.ranges.length == sel.ranges.length && + prev.somethingSelected() == sel.somethingSelected() && + new Date - doc.history.lastSelTime <= (doc.cm ? doc.cm.options.historyEventDelay : 500); + } + + // Called whenever the selection changes, sets the new selection as + // the pending selection in the history, and pushes the old pending + // selection into the 'done' array when it was significantly + // different (in number of selected ranges, emptiness, or time). + function addSelectionToHistory(doc, sel, opId, options) { + var hist = doc.history, origin = options && options.origin; + + // A new event is started when the previous origin does not match + // the current, or the origins don't allow matching. Origins + // starting with * are always merged, those starting with + are + // merged when similar and close together in time. + if (opId == hist.lastSelOp || + (origin && hist.lastSelOrigin == origin && + (hist.lastModTime == hist.lastSelTime && hist.lastOrigin == origin || + selectionEventCanBeMerged(doc, origin, lst(hist.done), sel)))) + hist.done[hist.done.length - 1] = sel; + else + pushSelectionToHistory(sel, hist.done); + + hist.lastSelTime = +new Date; + hist.lastSelOrigin = origin; + hist.lastSelOp = opId; + if (options && options.clearRedo !== false) + clearSelectionEvents(hist.undone); + } + + function pushSelectionToHistory(sel, dest) { + var top = lst(dest); + if (!(top && top.ranges && top.equals(sel))) + dest.push(sel); + } + + // Used to store marked span information in the history. + function attachLocalSpans(doc, change, from, to) { + var existing = change["spans_" + doc.id], n = 0; + doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function(line) { + if (line.markedSpans) + (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans; + ++n; + }); + } + + // When un/re-doing restores text containing marked spans, those + // that have been explicitly cleared should not be restored. + function removeClearedSpans(spans) { + if (!spans) return null; + for (var i = 0, out; i < spans.length; ++i) { + if (spans[i].marker.explicitlyCleared) { if (!out) out = spans.slice(0, i); } + else if (out) out.push(spans[i]); + } + return !out ? spans : out.length ? out : null; + } + + // Retrieve and filter the old marked spans stored in a change event. + function getOldSpans(doc, change) { + var found = change["spans_" + doc.id]; + if (!found) return null; + for (var i = 0, nw = []; i < change.text.length; ++i) + nw.push(removeClearedSpans(found[i])); + return nw; + } + + // Used both to provide a JSON-safe object in .getHistory, and, when + // detaching a document, to split the history in two + function copyHistoryArray(events, newGroup, instantiateSel) { + for (var i = 0, copy = []; i < events.length; ++i) { + var event = events[i]; + if (event.ranges) { + copy.push(instantiateSel ? Selection.prototype.deepCopy.call(event) : event); + continue; + } + var changes = event.changes, newChanges = []; + copy.push({changes: newChanges}); + for (var j = 0; j < changes.length; ++j) { + var change = changes[j], m; + newChanges.push({from: change.from, to: change.to, text: change.text}); + if (newGroup) for (var prop in change) if (m = prop.match(/^spans_(\d+)$/)) { + if (indexOf(newGroup, Number(m[1])) > -1) { + lst(newChanges)[prop] = change[prop]; + delete change[prop]; + } + } + } + } + return copy; + } + + // Rebasing/resetting history to deal with externally-sourced changes + + function rebaseHistSelSingle(pos, from, to, diff) { + if (to < pos.line) { + pos.line += diff; + } else if (from < pos.line) { + pos.line = from; + pos.ch = 0; + } + } + + // Tries to rebase an array of history events given a change in the + // document. If the change touches the same lines as the event, the + // event, and everything 'behind' it, is discarded. If the change is + // before the event, the event's positions are updated. Uses a + // copy-on-write scheme for the positions, to avoid having to + // reallocate them all on every rebase, but also avoid problems with + // shared position objects being unsafely updated. + function rebaseHistArray(array, from, to, diff) { + for (var i = 0; i < array.length; ++i) { + var sub = array[i], ok = true; + if (sub.ranges) { + if (!sub.copied) { sub = array[i] = sub.deepCopy(); sub.copied = true; } + for (var j = 0; j < sub.ranges.length; j++) { + rebaseHistSelSingle(sub.ranges[j].anchor, from, to, diff); + rebaseHistSelSingle(sub.ranges[j].head, from, to, diff); + } + continue; + } + for (var j = 0; j < sub.changes.length; ++j) { + var cur = sub.changes[j]; + if (to < cur.from.line) { + cur.from = Pos(cur.from.line + diff, cur.from.ch); + cur.to = Pos(cur.to.line + diff, cur.to.ch); + } else if (from <= cur.to.line) { + ok = false; + break; + } + } + if (!ok) { + array.splice(0, i + 1); + i = 0; + } + } + } + + function rebaseHist(hist, change) { + var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1; + rebaseHistArray(hist.done, from, to, diff); + rebaseHistArray(hist.undone, from, to, diff); + } + + // EVENT UTILITIES + + // Due to the fact that we still support jurassic IE versions, some + // compatibility wrappers are needed. + + var e_preventDefault = CodeMirror.e_preventDefault = function(e) { + if (e.preventDefault) e.preventDefault(); + else e.returnValue = false; + }; + var e_stopPropagation = CodeMirror.e_stopPropagation = function(e) { + if (e.stopPropagation) e.stopPropagation(); + else e.cancelBubble = true; + }; + function e_defaultPrevented(e) { + return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false; + } + var e_stop = CodeMirror.e_stop = function(e) {e_preventDefault(e); e_stopPropagation(e);}; + + function e_target(e) {return e.target || e.srcElement;} + function e_button(e) { + var b = e.which; + if (b == null) { + if (e.button & 1) b = 1; + else if (e.button & 2) b = 3; + else if (e.button & 4) b = 2; + } + if (mac && e.ctrlKey && b == 1) b = 3; + return b; + } + + // EVENT HANDLING + + // Lightweight event framework. on/off also work on DOM nodes, + // registering native DOM handlers. + + var on = CodeMirror.on = function(emitter, type, f) { + if (emitter.addEventListener) + emitter.addEventListener(type, f, false); + else if (emitter.attachEvent) + emitter.attachEvent("on" + type, f); + else { + var map = emitter._handlers || (emitter._handlers = {}); + var arr = map[type] || (map[type] = []); + arr.push(f); + } + }; + + var off = CodeMirror.off = function(emitter, type, f) { + if (emitter.removeEventListener) + emitter.removeEventListener(type, f, false); + else if (emitter.detachEvent) + emitter.detachEvent("on" + type, f); + else { + var arr = emitter._handlers && emitter._handlers[type]; + if (!arr) return; + for (var i = 0; i < arr.length; ++i) + if (arr[i] == f) { arr.splice(i, 1); break; } + } + }; + + var signal = CodeMirror.signal = function(emitter, type /*, values...*/) { + var arr = emitter._handlers && emitter._handlers[type]; + if (!arr) return; + var args = Array.prototype.slice.call(arguments, 2); + for (var i = 0; i < arr.length; ++i) arr[i].apply(null, args); + }; + + var orphanDelayedCallbacks = null; + + // Often, we want to signal events at a point where we are in the + // middle of some work, but don't want the handler to start calling + // other methods on the editor, which might be in an inconsistent + // state or simply not expect any other events to happen. + // signalLater looks whether there are any handlers, and schedules + // them to be executed when the last operation ends, or, if no + // operation is active, when a timeout fires. + function signalLater(emitter, type /*, values...*/) { + var arr = emitter._handlers && emitter._handlers[type]; + if (!arr) return; + var args = Array.prototype.slice.call(arguments, 2), list; + if (operationGroup) { + list = operationGroup.delayedCallbacks; + } else if (orphanDelayedCallbacks) { + list = orphanDelayedCallbacks; + } else { + list = orphanDelayedCallbacks = []; + setTimeout(fireOrphanDelayed, 0); + } + function bnd(f) {return function(){f.apply(null, args);};}; + for (var i = 0; i < arr.length; ++i) + list.push(bnd(arr[i])); + } + + function fireOrphanDelayed() { + var delayed = orphanDelayedCallbacks; + orphanDelayedCallbacks = null; + for (var i = 0; i < delayed.length; ++i) delayed[i](); + } + + // The DOM events that CodeMirror handles can be overridden by + // registering a (non-DOM) handler on the editor for the event name, + // and preventDefault-ing the event in that handler. + function signalDOMEvent(cm, e, override) { + if (typeof e == "string") + e = {type: e, preventDefault: function() { this.defaultPrevented = true; }}; + signal(cm, override || e.type, cm, e); + return e_defaultPrevented(e) || e.codemirrorIgnore; + } + + function signalCursorActivity(cm) { + var arr = cm._handlers && cm._handlers.cursorActivity; + if (!arr) return; + var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []); + for (var i = 0; i < arr.length; ++i) if (indexOf(set, arr[i]) == -1) + set.push(arr[i]); + } + + function hasHandler(emitter, type) { + var arr = emitter._handlers && emitter._handlers[type]; + return arr && arr.length > 0; + } + + // Add on and off methods to a constructor's prototype, to make + // registering events on such objects more convenient. + function eventMixin(ctor) { + ctor.prototype.on = function(type, f) {on(this, type, f);}; + ctor.prototype.off = function(type, f) {off(this, type, f);}; + } + + // MISC UTILITIES + + // Number of pixels added to scroller and sizer to hide scrollbar + var scrollerGap = 30; + + // Returned or thrown by various protocols to signal 'I'm not + // handling this'. + var Pass = CodeMirror.Pass = {toString: function(){return "CodeMirror.Pass";}}; + + // Reused option objects for setSelection & friends + var sel_dontScroll = {scroll: false}, sel_mouse = {origin: "*mouse"}, sel_move = {origin: "+move"}; + + function Delayed() {this.id = null;} + Delayed.prototype.set = function(ms, f) { + clearTimeout(this.id); + this.id = setTimeout(f, ms); + }; + + // Counts the column offset in a string, taking tabs into account. + // Used mostly to find indentation. + var countColumn = CodeMirror.countColumn = function(string, end, tabSize, startIndex, startValue) { + if (end == null) { + end = string.search(/[^\s\u00a0]/); + if (end == -1) end = string.length; + } + for (var i = startIndex || 0, n = startValue || 0;;) { + var nextTab = string.indexOf("\t", i); + if (nextTab < 0 || nextTab >= end) + return n + (end - i); + n += nextTab - i; + n += tabSize - (n % tabSize); + i = nextTab + 1; + } + }; + + // The inverse of countColumn -- find the offset that corresponds to + // a particular column. + function findColumn(string, goal, tabSize) { + for (var pos = 0, col = 0;;) { + var nextTab = string.indexOf("\t", pos); + if (nextTab == -1) nextTab = string.length; + var skipped = nextTab - pos; + if (nextTab == string.length || col + skipped >= goal) + return pos + Math.min(skipped, goal - col); + col += nextTab - pos; + col += tabSize - (col % tabSize); + pos = nextTab + 1; + if (col >= goal) return pos; + } + } + + var spaceStrs = [""]; + function spaceStr(n) { + while (spaceStrs.length <= n) + spaceStrs.push(lst(spaceStrs) + " "); + return spaceStrs[n]; + } + + function lst(arr) { return arr[arr.length-1]; } + + var selectInput = function(node) { node.select(); }; + if (ios) // Mobile Safari apparently has a bug where select() is broken. + selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; }; + else if (ie) // Suppress mysterious IE10 errors + selectInput = function(node) { try { node.select(); } catch(_e) {} }; + + function indexOf(array, elt) { + for (var i = 0; i < array.length; ++i) + if (array[i] == elt) return i; + return -1; + } + function map(array, f) { + var out = []; + for (var i = 0; i < array.length; i++) out[i] = f(array[i], i); + return out; + } + + function nothing() {} + + function createObj(base, props) { + var inst; + if (Object.create) { + inst = Object.create(base); + } else { + nothing.prototype = base; + inst = new nothing(); + } + if (props) copyObj(props, inst); + return inst; + }; + + function copyObj(obj, target, overwrite) { + if (!target) target = {}; + for (var prop in obj) + if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop))) + target[prop] = obj[prop]; + return target; + } + + function bind(f) { + var args = Array.prototype.slice.call(arguments, 1); + return function(){return f.apply(null, args);}; + } + + var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/; + var isWordCharBasic = CodeMirror.isWordChar = function(ch) { + return /\w/.test(ch) || ch > "\x80" && + (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch)); + }; + function isWordChar(ch, helper) { + if (!helper) return isWordCharBasic(ch); + if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) return true; + return helper.test(ch); + } + + function isEmpty(obj) { + for (var n in obj) if (obj.hasOwnProperty(n) && obj[n]) return false; + return true; + } + + // Extending unicode characters. A series of a non-extending char + + // any number of extending chars is treated as a single unit as far + // as editing and measuring is concerned. This is not fully correct, + // since some scripts/fonts/browsers also treat other configurations + // of code points as a group. + var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/; + function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch); } + + // DOM UTILITIES + + function elt(tag, content, className, style) { + var e = document.createElement(tag); + if (className) e.className = className; + if (style) e.style.cssText = style; + if (typeof content == "string") e.appendChild(document.createTextNode(content)); + else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]); + return e; + } + + var range; + if (document.createRange) range = function(node, start, end, endNode) { + var r = document.createRange(); + r.setEnd(endNode || node, end); + r.setStart(node, start); + return r; + }; + else range = function(node, start, end) { + var r = document.body.createTextRange(); + try { r.moveToElementText(node.parentNode); } + catch(e) { return r; } + r.collapse(true); + r.moveEnd("character", end); + r.moveStart("character", start); + return r; + }; + + function removeChildren(e) { + for (var count = e.childNodes.length; count > 0; --count) + e.removeChild(e.firstChild); + return e; + } + + function removeChildrenAndAdd(parent, e) { + return removeChildren(parent).appendChild(e); + } + + var contains = CodeMirror.contains = function(parent, child) { + if (child.nodeType == 3) // Android browser always returns false when child is a textnode + child = child.parentNode; + if (parent.contains) + return parent.contains(child); + do { + if (child.nodeType == 11) child = child.host; + if (child == parent) return true; + } while (child = child.parentNode); + }; + + function activeElt() { return document.activeElement; } + // Older versions of IE throws unspecified error when touching + // document.activeElement in some cases (during loading, in iframe) + if (ie && ie_version < 11) activeElt = function() { + try { return document.activeElement; } + catch(e) { return document.body; } + }; + + function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*"); } + var rmClass = CodeMirror.rmClass = function(node, cls) { + var current = node.className; + var match = classTest(cls).exec(current); + if (match) { + var after = current.slice(match.index + match[0].length); + node.className = current.slice(0, match.index) + (after ? match[1] + after : ""); + } + }; + var addClass = CodeMirror.addClass = function(node, cls) { + var current = node.className; + if (!classTest(cls).test(current)) node.className += (current ? " " : "") + cls; + }; + function joinClasses(a, b) { + var as = a.split(" "); + for (var i = 0; i < as.length; i++) + if (as[i] && !classTest(as[i]).test(b)) b += " " + as[i]; + return b; + } + + // WINDOW-WIDE EVENTS + + // These must be handled carefully, because naively registering a + // handler for each editor will cause the editors to never be + // garbage collected. + + function forEachCodeMirror(f) { + if (!document.body.getElementsByClassName) return; + var byClass = document.body.getElementsByClassName("CodeMirror"); + for (var i = 0; i < byClass.length; i++) { + var cm = byClass[i].CodeMirror; + if (cm) f(cm); + } + } + + var globalsRegistered = false; + function ensureGlobalHandlers() { + if (globalsRegistered) return; + registerGlobalHandlers(); + globalsRegistered = true; + } + function registerGlobalHandlers() { + // When the window resizes, we need to refresh active editors. + var resizeTimer; + on(window, "resize", function() { + if (resizeTimer == null) resizeTimer = setTimeout(function() { + resizeTimer = null; + forEachCodeMirror(onResize); + }, 100); + }); + // When the window loses focus, we want to show the editor as blurred + on(window, "blur", function() { + forEachCodeMirror(onBlur); + }); + } + + // FEATURE DETECTION + + // Detect drag-and-drop + var dragAndDrop = function() { + // There is *some* kind of drag-and-drop support in IE6-8, but I + // couldn't get it to work yet. + if (ie && ie_version < 9) return false; + var div = elt('div'); + return "draggable" in div || "dragDrop" in div; + }(); + + var zwspSupported; + function zeroWidthElement(measure) { + if (zwspSupported == null) { + var test = elt("span", "\u200b"); + removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")])); + if (measure.firstChild.offsetHeight != 0) + zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8); + } + var node = zwspSupported ? elt("span", "\u200b") : + elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px"); + node.setAttribute("cm-text", ""); + return node; + } + + // Feature-detect IE's crummy client rect reporting for bidi text + var badBidiRects; + function hasBadBidiRects(measure) { + if (badBidiRects != null) return badBidiRects; + var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA")); + var r0 = range(txt, 0, 1).getBoundingClientRect(); + if (!r0 || r0.left == r0.right) return false; // Safari returns null in some cases (#2780) + var r1 = range(txt, 1, 2).getBoundingClientRect(); + return badBidiRects = (r1.right - r0.right < 3); + } + + // See if "".split is the broken IE version, if so, provide an + // alternative way to split lines. + var splitLines = CodeMirror.splitLines = "\n\nb".split(/\n/).length != 3 ? function(string) { + var pos = 0, result = [], l = string.length; + while (pos <= l) { + var nl = string.indexOf("\n", pos); + if (nl == -1) nl = string.length; + var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl); + var rt = line.indexOf("\r"); + if (rt != -1) { + result.push(line.slice(0, rt)); + pos += rt + 1; + } else { + result.push(line); + pos = nl + 1; + } + } + return result; + } : function(string){return string.split(/\r\n?|\n/);}; + + var hasSelection = window.getSelection ? function(te) { + try { return te.selectionStart != te.selectionEnd; } + catch(e) { return false; } + } : function(te) { + try {var range = te.ownerDocument.selection.createRange();} + catch(e) {} + if (!range || range.parentElement() != te) return false; + return range.compareEndPoints("StartToEnd", range) != 0; + }; + + var hasCopyEvent = (function() { + var e = elt("div"); + if ("oncopy" in e) return true; + e.setAttribute("oncopy", "return;"); + return typeof e.oncopy == "function"; + })(); + + var badZoomedRects = null; + function hasBadZoomedRects(measure) { + if (badZoomedRects != null) return badZoomedRects; + var node = removeChildrenAndAdd(measure, elt("span", "x")); + var normal = node.getBoundingClientRect(); + var fromRange = range(node, 0, 1).getBoundingClientRect(); + return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1; + } + + // KEY NAMES + + var keyNames = {3: "Enter", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt", + 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End", + 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert", + 46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod", 107: "=", 109: "-", 127: "Delete", + 173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\", + 221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete", + 63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert"}; + CodeMirror.keyNames = keyNames; + (function() { + // Number keys + for (var i = 0; i < 10; i++) keyNames[i + 48] = keyNames[i + 96] = String(i); + // Alphabetic keys + for (var i = 65; i <= 90; i++) keyNames[i] = String.fromCharCode(i); + // Function keys + for (var i = 1; i <= 12; i++) keyNames[i + 111] = keyNames[i + 63235] = "F" + i; + })(); + + // BIDI HELPERS + + function iterateBidiSections(order, from, to, f) { + if (!order) return f(from, to, "ltr"); + var found = false; + for (var i = 0; i < order.length; ++i) { + var part = order[i]; + if (part.from < to && part.to > from || from == to && part.to == from) { + f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr"); + found = true; + } + } + if (!found) f(from, to, "ltr"); + } + + function bidiLeft(part) { return part.level % 2 ? part.to : part.from; } + function bidiRight(part) { return part.level % 2 ? part.from : part.to; } + + function lineLeft(line) { var order = getOrder(line); return order ? bidiLeft(order[0]) : 0; } + function lineRight(line) { + var order = getOrder(line); + if (!order) return line.text.length; + return bidiRight(lst(order)); + } + + function lineStart(cm, lineN) { + var line = getLine(cm.doc, lineN); + var visual = visualLine(line); + if (visual != line) lineN = lineNo(visual); + var order = getOrder(visual); + var ch = !order ? 0 : order[0].level % 2 ? lineRight(visual) : lineLeft(visual); + return Pos(lineN, ch); + } + function lineEnd(cm, lineN) { + var merged, line = getLine(cm.doc, lineN); + while (merged = collapsedSpanAtEnd(line)) { + line = merged.find(1, true).line; + lineN = null; + } + var order = getOrder(line); + var ch = !order ? line.text.length : order[0].level % 2 ? lineLeft(line) : lineRight(line); + return Pos(lineN == null ? lineNo(line) : lineN, ch); + } + function lineStartSmart(cm, pos) { + var start = lineStart(cm, pos.line); + var line = getLine(cm.doc, start.line); + var order = getOrder(line); + if (!order || order[0].level == 0) { + var firstNonWS = Math.max(0, line.text.search(/\S/)); + var inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch; + return Pos(start.line, inWS ? 0 : firstNonWS); + } + return start; + } + + function compareBidiLevel(order, a, b) { + var linedir = order[0].level; + if (a == linedir) return true; + if (b == linedir) return false; + return a < b; + } + var bidiOther; + function getBidiPartAt(order, pos) { + bidiOther = null; + for (var i = 0, found; i < order.length; ++i) { + var cur = order[i]; + if (cur.from < pos && cur.to > pos) return i; + if ((cur.from == pos || cur.to == pos)) { + if (found == null) { + found = i; + } else if (compareBidiLevel(order, cur.level, order[found].level)) { + if (cur.from != cur.to) bidiOther = found; + return i; + } else { + if (cur.from != cur.to) bidiOther = i; + return found; + } + } + } + return found; + } + + function moveInLine(line, pos, dir, byUnit) { + if (!byUnit) return pos + dir; + do pos += dir; + while (pos > 0 && isExtendingChar(line.text.charAt(pos))); + return pos; + } + + // This is needed in order to move 'visually' through bi-directional + // text -- i.e., pressing left should make the cursor go left, even + // when in RTL text. The tricky part is the 'jumps', where RTL and + // LTR text touch each other. This often requires the cursor offset + // to move more than one unit, in order to visually move one unit. + function moveVisually(line, start, dir, byUnit) { + var bidi = getOrder(line); + if (!bidi) return moveLogically(line, start, dir, byUnit); + var pos = getBidiPartAt(bidi, start), part = bidi[pos]; + var target = moveInLine(line, start, part.level % 2 ? -dir : dir, byUnit); + + for (;;) { + if (target > part.from && target < part.to) return target; + if (target == part.from || target == part.to) { + if (getBidiPartAt(bidi, target) == pos) return target; + part = bidi[pos += dir]; + return (dir > 0) == part.level % 2 ? part.to : part.from; + } else { + part = bidi[pos += dir]; + if (!part) return null; + if ((dir > 0) == part.level % 2) + target = moveInLine(line, part.to, -1, byUnit); + else + target = moveInLine(line, part.from, 1, byUnit); + } + } + } + + function moveLogically(line, start, dir, byUnit) { + var target = start + dir; + if (byUnit) while (target > 0 && isExtendingChar(line.text.charAt(target))) target += dir; + return target < 0 || target > line.text.length ? null : target; + } + + // Bidirectional ordering algorithm + // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm + // that this (partially) implements. + + // One-char codes used for character types: + // L (L): Left-to-Right + // R (R): Right-to-Left + // r (AL): Right-to-Left Arabic + // 1 (EN): European Number + // + (ES): European Number Separator + // % (ET): European Number Terminator + // n (AN): Arabic Number + // , (CS): Common Number Separator + // m (NSM): Non-Spacing Mark + // b (BN): Boundary Neutral + // s (B): Paragraph Separator + // t (S): Segment Separator + // w (WS): Whitespace + // N (ON): Other Neutrals + + // Returns null if characters are ordered as they appear + // (left-to-right), or an array of sections ({from, to, level} + // objects) in the order in which they occur visually. + var bidiOrdering = (function() { + // Character types for codepoints 0 to 0xff + var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN"; + // Character types for codepoints 0x600 to 0x6ff + var arabicTypes = "rrrrrrrrrrrr,rNNmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmrrrrrrrnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmNmmmm"; + function charType(code) { + if (code <= 0xf7) return lowTypes.charAt(code); + else if (0x590 <= code && code <= 0x5f4) return "R"; + else if (0x600 <= code && code <= 0x6ed) return arabicTypes.charAt(code - 0x600); + else if (0x6ee <= code && code <= 0x8ac) return "r"; + else if (0x2000 <= code && code <= 0x200b) return "w"; + else if (code == 0x200c) return "b"; + else return "L"; + } + + var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/; + var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/; + // Browsers seem to always treat the boundaries of block elements as being L. + var outerType = "L"; + + function BidiSpan(level, from, to) { + this.level = level; + this.from = from; this.to = to; + } + + return function(str) { + if (!bidiRE.test(str)) return false; + var len = str.length, types = []; + for (var i = 0, type; i < len; ++i) + types.push(type = charType(str.charCodeAt(i))); + + // W1. Examine each non-spacing mark (NSM) in the level run, and + // change the type of the NSM to the type of the previous + // character. If the NSM is at the start of the level run, it will + // get the type of sor. + for (var i = 0, prev = outerType; i < len; ++i) { + var type = types[i]; + if (type == "m") types[i] = prev; + else prev = type; + } + + // W2. Search backwards from each instance of a European number + // until the first strong type (R, L, AL, or sor) is found. If an + // AL is found, change the type of the European number to Arabic + // number. + // W3. Change all ALs to R. + for (var i = 0, cur = outerType; i < len; ++i) { + var type = types[i]; + if (type == "1" && cur == "r") types[i] = "n"; + else if (isStrong.test(type)) { cur = type; if (type == "r") types[i] = "R"; } + } + + // W4. A single European separator between two European numbers + // changes to a European number. A single common separator between + // two numbers of the same type changes to that type. + for (var i = 1, prev = types[0]; i < len - 1; ++i) { + var type = types[i]; + if (type == "+" && prev == "1" && types[i+1] == "1") types[i] = "1"; + else if (type == "," && prev == types[i+1] && + (prev == "1" || prev == "n")) types[i] = prev; + prev = type; + } + + // W5. A sequence of European terminators adjacent to European + // numbers changes to all European numbers. + // W6. Otherwise, separators and terminators change to Other + // Neutral. + for (var i = 0; i < len; ++i) { + var type = types[i]; + if (type == ",") types[i] = "N"; + else if (type == "%") { + for (var end = i + 1; end < len && types[end] == "%"; ++end) {} + var replace = (i && types[i-1] == "!") || (end < len && types[end] == "1") ? "1" : "N"; + for (var j = i; j < end; ++j) types[j] = replace; + i = end - 1; + } + } + + // W7. Search backwards from each instance of a European number + // until the first strong type (R, L, or sor) is found. If an L is + // found, then change the type of the European number to L. + for (var i = 0, cur = outerType; i < len; ++i) { + var type = types[i]; + if (cur == "L" && type == "1") types[i] = "L"; + else if (isStrong.test(type)) cur = type; + } + + // N1. A sequence of neutrals takes the direction of the + // surrounding strong text if the text on both sides has the same + // direction. European and Arabic numbers act as if they were R in + // terms of their influence on neutrals. Start-of-level-run (sor) + // and end-of-level-run (eor) are used at level run boundaries. + // N2. Any remaining neutrals take the embedding direction. + for (var i = 0; i < len; ++i) { + if (isNeutral.test(types[i])) { + for (var end = i + 1; end < len && isNeutral.test(types[end]); ++end) {} + var before = (i ? types[i-1] : outerType) == "L"; + var after = (end < len ? types[end] : outerType) == "L"; + var replace = before || after ? "L" : "R"; + for (var j = i; j < end; ++j) types[j] = replace; + i = end - 1; + } + } + + // Here we depart from the documented algorithm, in order to avoid + // building up an actual levels array. Since there are only three + // levels (0, 1, 2) in an implementation that doesn't take + // explicit embedding into account, we can build up the order on + // the fly, without following the level-based algorithm. + var order = [], m; + for (var i = 0; i < len;) { + if (countsAsLeft.test(types[i])) { + var start = i; + for (++i; i < len && countsAsLeft.test(types[i]); ++i) {} + order.push(new BidiSpan(0, start, i)); + } else { + var pos = i, at = order.length; + for (++i; i < len && types[i] != "L"; ++i) {} + for (var j = pos; j < i;) { + if (countsAsNum.test(types[j])) { + if (pos < j) order.splice(at, 0, new BidiSpan(1, pos, j)); + var nstart = j; + for (++j; j < i && countsAsNum.test(types[j]); ++j) {} + order.splice(at, 0, new BidiSpan(2, nstart, j)); + pos = j; + } else ++j; + } + if (pos < i) order.splice(at, 0, new BidiSpan(1, pos, i)); + } + } + if (order[0].level == 1 && (m = str.match(/^\s+/))) { + order[0].from = m[0].length; + order.unshift(new BidiSpan(0, 0, m[0].length)); + } + if (lst(order).level == 1 && (m = str.match(/\s+$/))) { + lst(order).to -= m[0].length; + order.push(new BidiSpan(0, len - m[0].length, len)); + } + if (order[0].level == 2) + order.unshift(new BidiSpan(1, order[0].to, order[0].to)); + if (order[0].level != lst(order).level) + order.push(new BidiSpan(order[0].level, len, len)); + + return order; + }; + })(); + + // THE END + + CodeMirror.version = "5.3.1"; + + return CodeMirror; +}); diff --git a/static/src/js/lib/codeMirror/language/clike.js b/static/src/js/lib/codeMirror/language/clike.js new file mode 100755 index 00000000..660b5477 --- /dev/null +++ b/static/src/js/lib/codeMirror/language/clike.js @@ -0,0 +1,590 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: http://codemirror.net/LICENSE + +(function(mod) { + if (typeof exports == "object" && typeof module == "object") // CommonJS + mod(require("../../lib/codemirror")); + else if (typeof define == "function" && define.amd) // AMD + define(["_code_mirror"], mod); + else // Plain browser env + mod(CodeMirror); +})(function(CodeMirror) { +"use strict"; + +CodeMirror.defineMode("clike", function(config, parserConfig) { + var indentUnit = config.indentUnit, + statementIndentUnit = parserConfig.statementIndentUnit || indentUnit, + dontAlignCalls = parserConfig.dontAlignCalls, + keywords = parserConfig.keywords || {}, + types = parserConfig.types || {}, + builtin = parserConfig.builtin || {}, + blockKeywords = parserConfig.blockKeywords || {}, + defKeywords = parserConfig.defKeywords || {}, + atoms = parserConfig.atoms || {}, + hooks = parserConfig.hooks || {}, + multiLineStrings = parserConfig.multiLineStrings, + indentStatements = parserConfig.indentStatements !== false, + indentSwitch = parserConfig.indentSwitch !== false, + namespaceSeparator = parserConfig.namespaceSeparator; + var isOperatorChar = /[+\-*&%=<>!?|\/]/; + + var curPunc, isDefKeyword; + + function tokenBase(stream, state) { + var ch = stream.next(); + if (hooks[ch]) { + var result = hooks[ch](stream, state); + if (result !== false) return result; + } + if (ch == '"' || ch == "'") { + state.tokenize = tokenString(ch); + return state.tokenize(stream, state); + } + if (/[\[\]{}\(\),;\:\.]/.test(ch)) { + curPunc = ch; + return null; + } + if (/\d/.test(ch)) { + stream.eatWhile(/[\w\.]/); + return "number"; + } + if (ch == "/") { + if (stream.eat("*")) { + state.tokenize = tokenComment; + return tokenComment(stream, state); + } + if (stream.eat("/")) { + stream.skipToEnd(); + return "comment"; + } + } + if (isOperatorChar.test(ch)) { + stream.eatWhile(isOperatorChar); + return "operator"; + } + stream.eatWhile(/[\w\$_\xa1-\uffff]/); + if (namespaceSeparator) while (stream.match(namespaceSeparator)) + stream.eatWhile(/[\w\$_\xa1-\uffff]/); + + var cur = stream.current(); + if (keywords.propertyIsEnumerable(cur)) { + if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement"; + if (defKeywords.propertyIsEnumerable(cur)) isDefKeyword = true; + return "keyword"; + } + if (types.propertyIsEnumerable(cur)) return "variable-3"; + if (builtin.propertyIsEnumerable(cur)) { + if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement"; + return "builtin"; + } + if (atoms.propertyIsEnumerable(cur)) return "atom"; + return "variable"; + } + + function tokenString(quote) { + return function(stream, state) { + var escaped = false, next, end = false; + while ((next = stream.next()) != null) { + if (next == quote && !escaped) {end = true; break;} + escaped = !escaped && next == "\\"; + } + if (end || !(escaped || multiLineStrings)) + state.tokenize = null; + return "string"; + }; + } + + function tokenComment(stream, state) { + var maybeEnd = false, ch; + while (ch = stream.next()) { + if (ch == "/" && maybeEnd) { + state.tokenize = null; + break; + } + maybeEnd = (ch == "*"); + } + return "comment"; + } + + function Context(indented, column, type, align, prev) { + this.indented = indented; + this.column = column; + this.type = type; + this.align = align; + this.prev = prev; + } + function isStatement(context) { + return context.type == "statement" || context.type == "switchstatement" || context.type == "namespace"; + } + function pushContext(state, col, type) { + var indent = state.indented; + if (state.context && isStatement(state.context)) + indent = state.context.indented; + return state.context = new Context(indent, col, type, null, state.context); + } + function popContext(state) { + var t = state.context.type; + if (t == ")" || t == "]" || t == "}") + state.indented = state.context.indented; + return state.context = state.context.prev; + } + + function typeBefore(stream, state) { + if (state.prevToken == "variable" || state.prevToken == "variable-3") return true; + if (/\S(?:[^- ]>|[*\]])\s*$|\*$/.test(stream.string.slice(0, stream.start))) return true; + } + + function isTopScope(context) { + for (;;) { + if (!context || context.type == "top") return true; + if (context.type == "}" && context.prev.type != "namespace") return false; + context = context.prev; + } + } + + // Interface + + return { + startState: function(basecolumn) { + return { + tokenize: null, + context: new Context((basecolumn || 0) - indentUnit, 0, "top", false), + indented: 0, + startOfLine: true, + prevToken: null + }; + }, + + token: function(stream, state) { + var ctx = state.context; + if (stream.sol()) { + if (ctx.align == null) ctx.align = false; + state.indented = stream.indentation(); + state.startOfLine = true; + } + if (stream.eatSpace()) return null; + curPunc = isDefKeyword = null; + var style = (state.tokenize || tokenBase)(stream, state); + if (style == "comment" || style == "meta") return style; + if (ctx.align == null) ctx.align = true; + + if ((curPunc == ";" || curPunc == ":" || curPunc == ",") && isStatement(ctx)) popContext(state); + else if (curPunc == "{") pushContext(state, stream.column(), "}"); + else if (curPunc == "[") pushContext(state, stream.column(), "]"); + else if (curPunc == "(") pushContext(state, stream.column(), ")"); + else if (curPunc == "}") { + while (isStatement(ctx)) ctx = popContext(state); + if (ctx.type == "}") ctx = popContext(state); + while (isStatement(ctx)) ctx = popContext(state); + } + else if (curPunc == ctx.type) popContext(state); + else if (indentStatements && + (((ctx.type == "}" || ctx.type == "top") && curPunc != ";") || + (isStatement(ctx) && curPunc == "newstatement"))) { + var type = "statement"; + if (curPunc == "newstatement" && indentSwitch && stream.current() == "switch") + type = "switchstatement"; + else if (style == "keyword" && stream.current() == "namespace") + type = "namespace"; + pushContext(state, stream.column(), type); + } + + if (style == "variable" && + ((state.prevToken == "def" || + (parserConfig.typeFirstDefinitions && typeBefore(stream, state) && + isTopScope(state.context) && stream.match(/^\s*\(/, false))))) + style = "def"; + + if (hooks.token) { + var result = hooks.token(stream, state, style); + if (result !== undefined) style = result; + } + + if (style == "def" && parserConfig.styleDefs === false) style = "variable"; + + state.startOfLine = false; + state.prevToken = isDefKeyword ? "def" : style || curPunc; + return style; + }, + + indent: function(state, textAfter) { + if (state.tokenize != tokenBase && state.tokenize != null) return CodeMirror.Pass; + var ctx = state.context, firstChar = textAfter && textAfter.charAt(0); + if (isStatement(ctx) && firstChar == "}") ctx = ctx.prev; + var closing = firstChar == ctx.type; + var switchBlock = ctx.prev && ctx.prev.type == "switchstatement"; + if (isStatement(ctx)) + return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit); + if (ctx.align && (!dontAlignCalls || ctx.type != ")")) + return ctx.column + (closing ? 0 : 1); + if (ctx.type == ")" && !closing) + return ctx.indented + statementIndentUnit; + + return ctx.indented + (closing ? 0 : indentUnit) + + (!closing && switchBlock && !/^(?:case|default)\b/.test(textAfter) ? indentUnit : 0); + }, + + electricInput: indentSwitch ? /^\s*(?:case .*?:|default:|\{\}?|\})$/ : /^\s*[{}]$/, + blockCommentStart: "/*", + blockCommentEnd: "*/", + lineComment: "//", + fold: "brace" + }; +}); + + function words(str) { + var obj = {}, words = str.split(" "); + for (var i = 0; i < words.length; ++i) obj[words[i]] = true; + return obj; + } + var cKeywords = "auto if break case register continue return default do sizeof " + + "static else struct switch extern typedef float union for " + + "goto while enum const volatile"; + var cTypes = "int long char short double float unsigned signed void size_t ptrdiff_t"; + + function cppHook(stream, state) { + if (!state.startOfLine) return false; + for (;;) { + if (stream.skipTo("\\")) { + stream.next(); + if (stream.eol()) { + state.tokenize = cppHook; + break; + } + } else { + stream.skipToEnd(); + state.tokenize = null; + break; + } + } + return "meta"; + } + + function pointerHook(_stream, state) { + if (state.prevToken == "variable-3") return "variable-3"; + return false; + } + + function cpp11StringHook(stream, state) { + stream.backUp(1); + // Raw strings. + if (stream.match(/(R|u8R|uR|UR|LR)/)) { + var match = stream.match(/"([^\s\\()]{0,16})\(/); + if (!match) { + return false; + } + state.cpp11RawStringDelim = match[1]; + state.tokenize = tokenRawString; + return tokenRawString(stream, state); + } + // Unicode strings/chars. + if (stream.match(/(u8|u|U|L)/)) { + if (stream.match(/["']/, /* eat */ false)) { + return "string"; + } + return false; + } + // Ignore this hook. + stream.next(); + return false; + } + + function cppLooksLikeConstructor(word) { + var lastTwo = /(\w+)::(\w+)$/.exec(word); + return lastTwo && lastTwo[1] == lastTwo[2]; + } + + // C#-style strings where "" escapes a quote. + function tokenAtString(stream, state) { + var next; + while ((next = stream.next()) != null) { + if (next == '"' && !stream.eat('"')) { + state.tokenize = null; + break; + } + } + return "string"; + } + + // C++11 raw string literal is "( anything )", where + // can be a string up to 16 characters long. + function tokenRawString(stream, state) { + // Escape characters that have special regex meanings. + var delim = state.cpp11RawStringDelim.replace(/[^\w\s]/g, '\\$&'); + var match = stream.match(new RegExp(".*?\\)" + delim + '"')); + if (match) + state.tokenize = null; + else + stream.skipToEnd(); + return "string"; + } + + function def(mimes, mode) { + if (typeof mimes == "string") mimes = [mimes]; + var words = []; + function add(obj) { + if (obj) for (var prop in obj) if (obj.hasOwnProperty(prop)) + words.push(prop); + } + add(mode.keywords); + add(mode.types); + add(mode.builtin); + add(mode.atoms); + if (words.length) { + mode.helperType = mimes[0]; + CodeMirror.registerHelper("hintWords", mimes[0], words); + } + + for (var i = 0; i < mimes.length; ++i) + CodeMirror.defineMIME(mimes[i], mode); + } + + def(["text/x-csrc", "text/x-c", "text/x-chdr"], { + name: "clike", + keywords: words(cKeywords), + types: words(cTypes + " bool _Complex _Bool float_t double_t intptr_t intmax_t " + + "int8_t int16_t int32_t int64_t uintptr_t uintmax_t uint8_t uint16_t " + + "uint32_t uint64_t"), + blockKeywords: words("case do else for if switch while struct"), + defKeywords: words("struct"), + typeFirstDefinitions: true, + atoms: words("null true false"), + hooks: {"#": cppHook, "*": pointerHook}, + modeProps: {fold: ["brace", "include"]} + }); + + def(["text/x-c++src", "text/x-c++hdr"], { + name: "clike", + keywords: words(cKeywords + " asm dynamic_cast namespace reinterpret_cast try explicit new " + + "static_cast typeid catch operator template typename class friend private " + + "this using const_cast inline public throw virtual delete mutable protected " + + "alignas alignof constexpr decltype nullptr noexcept thread_local final " + + "static_assert override"), + types: words(cTypes + " bool wchar_t"), + blockKeywords: words("catch class do else finally for if struct switch try while"), + defKeywords: words("class namespace struct enum union"), + typeFirstDefinitions: true, + atoms: words("true false null"), + hooks: { + "#": cppHook, + "*": pointerHook, + "u": cpp11StringHook, + "U": cpp11StringHook, + "L": cpp11StringHook, + "R": cpp11StringHook, + token: function(stream, state, style) { + if (style == "variable" && stream.peek() == "(" && + (state.prevToken == ";" || state.prevToken == null || + state.prevToken == "}") && + cppLooksLikeConstructor(stream.current())) + return "def"; + } + }, + namespaceSeparator: "::", + modeProps: {fold: ["brace", "include"]} + }); + + def("text/x-java", { + name: "clike", + keywords: words("abstract assert break case catch class const continue default " + + "do else enum extends final finally float for goto if implements import " + + "instanceof interface native new package private protected public " + + "return static strictfp super switch synchronized this throw throws transient " + + "try volatile while"), + types: words("byte short int long float double boolean char void Boolean Byte Character Double Float " + + "Integer Long Number Object Short String StringBuffer StringBuilder Void"), + blockKeywords: words("catch class do else finally for if switch try while"), + defKeywords: words("class interface package enum"), + typeFirstDefinitions: true, + atoms: words("true false null"), + hooks: { + "@": function(stream) { + stream.eatWhile(/[\w\$_]/); + return "meta"; + } + }, + modeProps: {fold: ["brace", "import"]} + }); + + def("text/x-csharp", { + name: "clike", + keywords: words("abstract as async await base break case catch checked class const continue" + + " default delegate do else enum event explicit extern finally fixed for" + + " foreach goto if implicit in interface internal is lock namespace new" + + " operator out override params private protected public readonly ref return sealed" + + " sizeof stackalloc static struct switch this throw try typeof unchecked" + + " unsafe using virtual void volatile while add alias ascending descending dynamic from get" + + " global group into join let orderby partial remove select set value var yield"), + types: words("Action Boolean Byte Char DateTime DateTimeOffset Decimal Double Func" + + " Guid Int16 Int32 Int64 Object SByte Single String Task TimeSpan UInt16 UInt32" + + " UInt64 bool byte char decimal double short int long object" + + " sbyte float string ushort uint ulong"), + blockKeywords: words("catch class do else finally for foreach if struct switch try while"), + defKeywords: words("class interface namespace struct var"), + typeFirstDefinitions: true, + atoms: words("true false null"), + hooks: { + "@": function(stream, state) { + if (stream.eat('"')) { + state.tokenize = tokenAtString; + return tokenAtString(stream, state); + } + stream.eatWhile(/[\w\$_]/); + return "meta"; + } + } + }); + + function tokenTripleString(stream, state) { + var escaped = false; + while (!stream.eol()) { + if (!escaped && stream.match('"""')) { + state.tokenize = null; + break; + } + escaped = stream.next() == "\\" && !escaped; + } + return "string"; + } + + def("text/x-scala", { + name: "clike", + keywords: words( + + /* scala */ + "abstract case catch class def do else extends false final finally for forSome if " + + "implicit import lazy match new null object override package private protected return " + + "sealed super this throw trait try type val var while with yield _ : = => <- <: " + + "<% >: # @ " + + + /* package scala */ + "assert assume require print println printf readLine readBoolean readByte readShort " + + "readChar readInt readLong readFloat readDouble " + + + ":: #:: " + ), + types: words( + "AnyVal App Application Array BufferedIterator BigDecimal BigInt Char Console Either " + + "Enumeration Equiv Error Exception Fractional Function IndexedSeq Integral Iterable " + + "Iterator List Map Numeric Nil NotNull Option Ordered Ordering PartialFunction PartialOrdering " + + "Product Proxy Range Responder Seq Serializable Set Specializable Stream StringBuilder " + + "StringContext Symbol Throwable Traversable TraversableOnce Tuple Unit Vector " + + + /* package java.lang */ + "Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " + + "Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " + + "Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " + + "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void" + ), + multiLineStrings: true, + blockKeywords: words("catch class do else finally for forSome if match switch try while"), + defKeywords: words("class def object package trait type val var"), + atoms: words("true false null"), + indentStatements: false, + indentSwitch: false, + hooks: { + "@": function(stream) { + stream.eatWhile(/[\w\$_]/); + return "meta"; + }, + '"': function(stream, state) { + if (!stream.match('""')) return false; + state.tokenize = tokenTripleString; + return state.tokenize(stream, state); + }, + "'": function(stream) { + stream.eatWhile(/[\w\$_\xa1-\uffff]/); + return "atom"; + } + }, + modeProps: {closeBrackets: {triples: '"'}} + }); + + def(["x-shader/x-vertex", "x-shader/x-fragment"], { + name: "clike", + keywords: words("sampler1D sampler2D sampler3D samplerCube " + + "sampler1DShadow sampler2DShadow " + + "const attribute uniform varying " + + "break continue discard return " + + "for while do if else struct " + + "in out inout"), + types: words("float int bool void " + + "vec2 vec3 vec4 ivec2 ivec3 ivec4 bvec2 bvec3 bvec4 " + + "mat2 mat3 mat4"), + blockKeywords: words("for while do if else struct"), + builtin: words("radians degrees sin cos tan asin acos atan " + + "pow exp log exp2 sqrt inversesqrt " + + "abs sign floor ceil fract mod min max clamp mix step smoothstep " + + "length distance dot cross normalize ftransform faceforward " + + "reflect refract matrixCompMult " + + "lessThan lessThanEqual greaterThan greaterThanEqual " + + "equal notEqual any all not " + + "texture1D texture1DProj texture1DLod texture1DProjLod " + + "texture2D texture2DProj texture2DLod texture2DProjLod " + + "texture3D texture3DProj texture3DLod texture3DProjLod " + + "textureCube textureCubeLod " + + "shadow1D shadow2D shadow1DProj shadow2DProj " + + "shadow1DLod shadow2DLod shadow1DProjLod shadow2DProjLod " + + "dFdx dFdy fwidth " + + "noise1 noise2 noise3 noise4"), + atoms: words("true false " + + "gl_FragColor gl_SecondaryColor gl_Normal gl_Vertex " + + "gl_MultiTexCoord0 gl_MultiTexCoord1 gl_MultiTexCoord2 gl_MultiTexCoord3 " + + "gl_MultiTexCoord4 gl_MultiTexCoord5 gl_MultiTexCoord6 gl_MultiTexCoord7 " + + "gl_FogCoord gl_PointCoord " + + "gl_Position gl_PointSize gl_ClipVertex " + + "gl_FrontColor gl_BackColor gl_FrontSecondaryColor gl_BackSecondaryColor " + + "gl_TexCoord gl_FogFragCoord " + + "gl_FragCoord gl_FrontFacing " + + "gl_FragData gl_FragDepth " + + "gl_ModelViewMatrix gl_ProjectionMatrix gl_ModelViewProjectionMatrix " + + "gl_TextureMatrix gl_NormalMatrix gl_ModelViewMatrixInverse " + + "gl_ProjectionMatrixInverse gl_ModelViewProjectionMatrixInverse " + + "gl_TexureMatrixTranspose gl_ModelViewMatrixInverseTranspose " + + "gl_ProjectionMatrixInverseTranspose " + + "gl_ModelViewProjectionMatrixInverseTranspose " + + "gl_TextureMatrixInverseTranspose " + + "gl_NormalScale gl_DepthRange gl_ClipPlane " + + "gl_Point gl_FrontMaterial gl_BackMaterial gl_LightSource gl_LightModel " + + "gl_FrontLightModelProduct gl_BackLightModelProduct " + + "gl_TextureColor gl_EyePlaneS gl_EyePlaneT gl_EyePlaneR gl_EyePlaneQ " + + "gl_FogParameters " + + "gl_MaxLights gl_MaxClipPlanes gl_MaxTextureUnits gl_MaxTextureCoords " + + "gl_MaxVertexAttribs gl_MaxVertexUniformComponents gl_MaxVaryingFloats " + + "gl_MaxVertexTextureImageUnits gl_MaxTextureImageUnits " + + "gl_MaxFragmentUniformComponents gl_MaxCombineTextureImageUnits " + + "gl_MaxDrawBuffers"), + indentSwitch: false, + hooks: {"#": cppHook}, + modeProps: {fold: ["brace", "include"]} + }); + + def("text/x-nesc", { + name: "clike", + keywords: words(cKeywords + "as atomic async call command component components configuration event generic " + + "implementation includes interface module new norace nx_struct nx_union post provides " + + "signal task uses abstract extends"), + types: words(cTypes), + blockKeywords: words("case do else for if switch while struct"), + atoms: words("null true false"), + hooks: {"#": cppHook}, + modeProps: {fold: ["brace", "include"]} + }); + + def("text/x-objectivec", { + name: "clike", + keywords: words(cKeywords + "inline restrict _Bool _Complex _Imaginery BOOL Class bycopy byref id IMP in " + + "inout nil oneway out Protocol SEL self super atomic nonatomic retain copy readwrite readonly"), + types: words(cTypes), + atoms: words("YES NO NULL NILL ON OFF true false"), + hooks: { + "@": function(stream) { + stream.eatWhile(/[\w\$]/); + return "keyword"; + }, + "#": cppHook + }, + modeProps: {fold: "brace"} + }); + +}); diff --git a/static/src/js/lib/datetime_picker/bootstrap-datetimepicker.js b/static/src/js/lib/datetime_picker/bootstrap-datetimepicker.js new file mode 100755 index 00000000..b7c76e9b --- /dev/null +++ b/static/src/js/lib/datetime_picker/bootstrap-datetimepicker.js @@ -0,0 +1,1793 @@ +/* ========================================================= + * bootstrap-datetimepicker.js + * ========================================================= + * Copyright 2012 Stefan Petre + * Improvements by Andrew Rowls + * Improvements by Sébastien Malot + * Improvements by Yun Lai + * Improvements by Kenneth Henderick + * Project URL : http://www.malot.fr/bootstrap-datetimepicker + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ========================================================= */ + +/* + * Improvement by CuGBabyBeaR @ 2013-09-12 + * + * Make it work in bootstrap v3 + */ + +!function ($) { + + function UTCDate() { + return new Date(Date.UTC.apply(Date, arguments)); + } + + function UTCToday() { + var today = new Date(); + return UTCDate(today.getUTCFullYear(), today.getUTCMonth(), today.getUTCDate(), today.getUTCHours(), today.getUTCMinutes(), today.getUTCSeconds(), 0); + } + + // Picker object + + var Datetimepicker = function (element, options) { + var that = this; + + this.element = $(element); + + // add container for single page application + // when page switch the datetimepicker div will be removed also. + this.container = options.container || 'body'; + + this.language = options.language || this.element.data('date-language') || "en"; + this.language = this.language in dates ? this.language : "en"; + this.isRTL = dates[this.language].rtl || false; + this.formatType = options.formatType || this.element.data('format-type') || 'standard'; + this.format = DPGlobal.parseFormat(options.format || this.element.data('date-format') || dates[this.language].format || DPGlobal.getDefaultFormat(this.formatType, 'input'), this.formatType); + this.isInline = false; + this.isVisible = false; + this.isInput = this.element.is('input'); + this.fontAwesome = options.fontAwesome || this.element.data('font-awesome') || false; + + this.bootcssVer = options.bootcssVer || (this.isInput ? (this.element.is('.form-control') ? 3 : 2) : ( this.bootcssVer = this.element.is('.input-group') ? 3 : 2 )); + + this.component = this.element.is('.date') ? ( this.bootcssVer == 3 ? this.element.find('.input-group-addon .glyphicon-th, .input-group-addon .glyphicon-time, .input-group-addon .glyphicon-calendar, .input-group-addon .glyphicon-calendar, .input-group-addon .fa-calendar, .input-group-addon .fa-clock-o').parent() : this.element.find('.add-on .icon-th, .add-on .icon-time, .add-on .icon-calendar .fa-calendar .fa-clock-o').parent()) : false; + this.componentReset = this.element.is('.date') ? ( this.bootcssVer == 3 ? this.element.find(".input-group-addon .glyphicon-remove, .input-group-addon .fa-times").parent():this.element.find(".add-on .icon-remove, .add-on .fa-times").parent()) : false; + this.hasInput = this.component && this.element.find('input').length; + if (this.component && this.component.length === 0) { + this.component = false; + } + this.linkField = options.linkField || this.element.data('link-field') || false; + this.linkFormat = DPGlobal.parseFormat(options.linkFormat || this.element.data('link-format') || DPGlobal.getDefaultFormat(this.formatType, 'link'), this.formatType); + this.minuteStep = options.minuteStep || this.element.data('minute-step') || 5; + this.pickerPosition = options.pickerPosition || this.element.data('picker-position') || 'bottom-right'; + this.showMeridian = options.showMeridian || this.element.data('show-meridian') || false; + this.initialDate = options.initialDate || new Date(); + this.zIndex = options.zIndex || this.element.data('z-index') || undefined; + + this.icons = { + leftArrow: this.fontAwesome ? 'fa-arrow-left' : (this.bootcssVer === 3 ? 'glyphicon-arrow-left' : 'icon-arrow-left'), + rightArrow: this.fontAwesome ? 'fa-arrow-right' : (this.bootcssVer === 3 ? 'glyphicon-arrow-right' : 'icon-arrow-right') + }; + this.icontype = this.fontAwesome ? 'fa' : 'glyphicon'; + + this._attachEvents(); + + this.formatViewType = "datetime"; + if ('formatViewType' in options) { + this.formatViewType = options.formatViewType; + } else if ('formatViewType' in this.element.data()) { + this.formatViewType = this.element.data('formatViewType'); + } + + this.minView = 0; + if ('minView' in options) { + this.minView = options.minView; + } else if ('minView' in this.element.data()) { + this.minView = this.element.data('min-view'); + } + this.minView = DPGlobal.convertViewMode(this.minView); + + this.maxView = DPGlobal.modes.length - 1; + if ('maxView' in options) { + this.maxView = options.maxView; + } else if ('maxView' in this.element.data()) { + this.maxView = this.element.data('max-view'); + } + this.maxView = DPGlobal.convertViewMode(this.maxView); + + this.wheelViewModeNavigation = false; + if ('wheelViewModeNavigation' in options) { + this.wheelViewModeNavigation = options.wheelViewModeNavigation; + } else if ('wheelViewModeNavigation' in this.element.data()) { + this.wheelViewModeNavigation = this.element.data('view-mode-wheel-navigation'); + } + + this.wheelViewModeNavigationInverseDirection = false; + + if ('wheelViewModeNavigationInverseDirection' in options) { + this.wheelViewModeNavigationInverseDirection = options.wheelViewModeNavigationInverseDirection; + } else if ('wheelViewModeNavigationInverseDirection' in this.element.data()) { + this.wheelViewModeNavigationInverseDirection = this.element.data('view-mode-wheel-navigation-inverse-dir'); + } + + this.wheelViewModeNavigationDelay = 100; + if ('wheelViewModeNavigationDelay' in options) { + this.wheelViewModeNavigationDelay = options.wheelViewModeNavigationDelay; + } else if ('wheelViewModeNavigationDelay' in this.element.data()) { + this.wheelViewModeNavigationDelay = this.element.data('view-mode-wheel-navigation-delay'); + } + + this.startViewMode = 2; + if ('startView' in options) { + this.startViewMode = options.startView; + } else if ('startView' in this.element.data()) { + this.startViewMode = this.element.data('start-view'); + } + this.startViewMode = DPGlobal.convertViewMode(this.startViewMode); + this.viewMode = this.startViewMode; + + this.viewSelect = this.minView; + if ('viewSelect' in options) { + this.viewSelect = options.viewSelect; + } else if ('viewSelect' in this.element.data()) { + this.viewSelect = this.element.data('view-select'); + } + this.viewSelect = DPGlobal.convertViewMode(this.viewSelect); + + this.forceParse = true; + if ('forceParse' in options) { + this.forceParse = options.forceParse; + } else if ('dateForceParse' in this.element.data()) { + this.forceParse = this.element.data('date-force-parse'); + } + var template = this.bootcssVer === 3 ? DPGlobal.templateV3 : DPGlobal.template; + while (template.indexOf('{iconType}') !== -1) { + template = template.replace('{iconType}', this.icontype); + } + while (template.indexOf('{leftArrow}') !== -1) { + template = template.replace('{leftArrow}', this.icons.leftArrow); + } + while (template.indexOf('{rightArrow}') !== -1) { + template = template.replace('{rightArrow}', this.icons.rightArrow); + } + this.picker = $(template) + .appendTo(this.isInline ? this.element : this.container) // 'body') + .on({ + click: $.proxy(this.click, this), + mousedown: $.proxy(this.mousedown, this) + }); + + if (this.wheelViewModeNavigation) { + if ($.fn.mousewheel) { + this.picker.on({mousewheel: $.proxy(this.mousewheel, this)}); + } else { + console.log("Mouse Wheel event is not supported. Please include the jQuery Mouse Wheel plugin before enabling this option"); + } + } + + if (this.isInline) { + this.picker.addClass('datetimepicker-inline'); + } else { + this.picker.addClass('datetimepicker-dropdown-' + this.pickerPosition + ' dropdown-menu'); + } + if (this.isRTL) { + this.picker.addClass('datetimepicker-rtl'); + var selector = this.bootcssVer === 3 ? '.prev span, .next span' : '.prev i, .next i'; + this.picker.find(selector).toggleClass(this.icons.leftArrow + ' ' + this.icons.rightArrow); + } + $(document).on('mousedown', function (e) { + // Clicked outside the datetimepicker, hide it + if ($(e.target).closest('.datetimepicker').length === 0) { + that.hide(); + } + }); + + this.autoclose = false; + if ('autoclose' in options) { + this.autoclose = options.autoclose; + } else if ('dateAutoclose' in this.element.data()) { + this.autoclose = this.element.data('date-autoclose'); + } + + this.keyboardNavigation = true; + if ('keyboardNavigation' in options) { + this.keyboardNavigation = options.keyboardNavigation; + } else if ('dateKeyboardNavigation' in this.element.data()) { + this.keyboardNavigation = this.element.data('date-keyboard-navigation'); + } + + this.todayBtn = (options.todayBtn || this.element.data('date-today-btn') || false); + this.todayHighlight = (options.todayHighlight || this.element.data('date-today-highlight') || false); + + this.weekStart = ((options.weekStart || this.element.data('date-weekstart') || dates[this.language].weekStart || 0) % 7); + this.weekEnd = ((this.weekStart + 6) % 7); + this.startDate = -Infinity; + this.endDate = Infinity; + this.daysOfWeekDisabled = []; + this.setStartDate(options.startDate || this.element.data('date-startdate')); + this.setEndDate(options.endDate || this.element.data('date-enddate')); + this.setDaysOfWeekDisabled(options.daysOfWeekDisabled || this.element.data('date-days-of-week-disabled')); + this.setMinutesDisabled(options.minutesDisabled || this.element.data('date-minute-disabled')); + this.setHoursDisabled(options.hoursDisabled || this.element.data('date-hour-disabled')); + this.fillDow(); + this.fillMonths(); + this.update(); + this.showMode(); + + if (this.isInline) { + this.show(); + } + }; + + Datetimepicker.prototype = { + constructor: Datetimepicker, + + _events: [], + _attachEvents: function () { + this._detachEvents(); + if (this.isInput) { // single input + this._events = [ + [this.element, { + focus: $.proxy(this.show, this), + keyup: $.proxy(this.update, this), + keydown: $.proxy(this.keydown, this) + }] + ]; + } + else if (this.component && this.hasInput) { // component: input + button + this._events = [ + // For components that are not readonly, allow keyboard nav + [this.element.find('input'), { + focus: $.proxy(this.show, this), + keyup: $.proxy(this.update, this), + keydown: $.proxy(this.keydown, this) + }], + [this.component, { + click: $.proxy(this.show, this) + }] + ]; + if (this.componentReset) { + this._events.push([ + this.componentReset, + {click: $.proxy(this.reset, this)} + ]); + } + } + else if (this.element.is('div')) { // inline datetimepicker + this.isInline = true; + } + else { + this._events = [ + [this.element, { + click: $.proxy(this.show, this) + }] + ]; + } + for (var i = 0, el, ev; i < this._events.length; i++) { + el = this._events[i][0]; + ev = this._events[i][1]; + el.on(ev); + } + }, + + _detachEvents: function () { + for (var i = 0, el, ev; i < this._events.length; i++) { + el = this._events[i][0]; + ev = this._events[i][1]; + el.off(ev); + } + this._events = []; + }, + + show: function (e) { + this.picker.show(); + this.height = this.component ? this.component.outerHeight() : this.element.outerHeight(); + if (this.forceParse) { + this.update(); + } + this.place(); + $(window).on('resize', $.proxy(this.place, this)); + if (e) { + e.stopPropagation(); + e.preventDefault(); + } + this.isVisible = true; + this.element.trigger({ + type: 'show', + date: this.date + }); + }, + + hide: function (e) { + if (!this.isVisible) return; + if (this.isInline) return; + this.picker.hide(); + $(window).off('resize', this.place); + this.viewMode = this.startViewMode; + this.showMode(); + if (!this.isInput) { + $(document).off('mousedown', this.hide); + } + + if ( + this.forceParse && + ( + this.isInput && this.element.val() || + this.hasInput && this.element.find('input').val() + ) + ) + this.setValue(); + this.isVisible = false; + this.element.trigger({ + type: 'hide', + date: this.date + }); + }, + + remove: function () { + this._detachEvents(); + this.picker.remove(); + delete this.picker; + delete this.element.data().datetimepicker; + }, + + getDate: function () { + var d = this.getUTCDate(); + return new Date(d.getTime() + (d.getTimezoneOffset() * 60000)); + }, + + getUTCDate: function () { + return this.date; + }, + + setDate: function (d) { + this.setUTCDate(new Date(d.getTime() - (d.getTimezoneOffset() * 60000))); + }, + + setUTCDate: function (d) { + if (d >= this.startDate && d <= this.endDate) { + this.date = d; + this.setValue(); + this.viewDate = this.date; + this.fill(); + } else { + this.element.trigger({ + type: 'outOfRange', + date: d, + startDate: this.startDate, + endDate: this.endDate + }); + } + }, + + setFormat: function (format) { + this.format = DPGlobal.parseFormat(format, this.formatType); + var element; + if (this.isInput) { + element = this.element; + } else if (this.component) { + element = this.element.find('input'); + } + if (element && element.val()) { + this.setValue(); + } + }, + + setValue: function () { + var formatted = this.getFormattedDate(); + if (!this.isInput) { + if (this.component) { + this.element.find('input').val(formatted); + } + this.element.data('date', formatted); + } else { + this.element.val(formatted); + } + if (this.linkField) { + $('#' + this.linkField).val(this.getFormattedDate(this.linkFormat)); + } + }, + + getFormattedDate: function (format) { + if (format == undefined) format = this.format; + return DPGlobal.formatDate(this.date, format, this.language, this.formatType); + }, + + setStartDate: function (startDate) { + this.startDate = startDate || -Infinity; + if (this.startDate !== -Infinity) { + this.startDate = DPGlobal.parseDate(this.startDate, this.format, this.language, this.formatType); + } + this.update(); + this.updateNavArrows(); + }, + + setEndDate: function (endDate) { + this.endDate = endDate || Infinity; + if (this.endDate !== Infinity) { + this.endDate = DPGlobal.parseDate(this.endDate, this.format, this.language, this.formatType); + } + this.update(); + this.updateNavArrows(); + }, + + setDaysOfWeekDisabled: function (daysOfWeekDisabled) { + this.daysOfWeekDisabled = daysOfWeekDisabled || []; + if (!$.isArray(this.daysOfWeekDisabled)) { + this.daysOfWeekDisabled = this.daysOfWeekDisabled.split(/,\s*/); + } + this.daysOfWeekDisabled = $.map(this.daysOfWeekDisabled, function (d) { + return parseInt(d, 10); + }); + this.update(); + this.updateNavArrows(); + }, + + setMinutesDisabled: function (minutesDisabled) { + this.minutesDisabled = minutesDisabled || []; + if (!$.isArray(this.minutesDisabled)) { + this.minutesDisabled = this.minutesDisabled.split(/,\s*/); + } + this.minutesDisabled = $.map(this.minutesDisabled, function (d) { + return parseInt(d, 10); + }); + this.update(); + this.updateNavArrows(); + }, + + setHoursDisabled: function (hoursDisabled) { + this.hoursDisabled = hoursDisabled || []; + if (!$.isArray(this.hoursDisabled)) { + this.hoursDisabled = this.hoursDisabled.split(/,\s*/); + } + this.hoursDisabled = $.map(this.hoursDisabled, function (d) { + return parseInt(d, 10); + }); + this.update(); + this.updateNavArrows(); + }, + + place: function () { + if (this.isInline) return; + + if (!this.zIndex) { + var index_highest = 0; + $('div').each(function () { + var index_current = parseInt($(this).css("zIndex"), 10); + if (index_current > index_highest) { + index_highest = index_current; + } + }); + this.zIndex = index_highest + 10; + } + + var offset, top, left, containerOffset; + if (this.container instanceof $) { + containerOffset = this.container.offset(); + } else { + containerOffset = $(this.container).offset(); + } + + if (this.component) { + offset = this.component.offset(); + left = offset.left; + if (this.pickerPosition == 'bottom-left' || this.pickerPosition == 'top-left') { + left += this.component.outerWidth() - this.picker.outerWidth(); + } + } else { + offset = this.element.offset(); + left = offset.left; + } + + if(left+220 > document.body.clientWidth){ + left = document.body.clientWidth-220; + } + + if (this.pickerPosition == 'top-left' || this.pickerPosition == 'top-right') { + top = offset.top - this.picker.outerHeight(); + } else { + top = offset.top + this.height; + } + + top = top - containerOffset.top; + left = left - containerOffset.left; + + if(this.container != 'body') top = top + document.body.scrollTop + + this.picker.css({ + top: top, + left: left, + zIndex: this.zIndex + }); + }, + + update: function () { + var date, fromArgs = false; + if (arguments && arguments.length && (typeof arguments[0] === 'string' || arguments[0] instanceof Date)) { + date = arguments[0]; + fromArgs = true; + } else { + date = (this.isInput ? this.element.val() : this.element.find('input').val()) || this.element.data('date') || this.initialDate; + if (typeof date == 'string' || date instanceof String) { + date = date.replace(/^\s+|\s+$/g,''); + } + } + + if (!date) { + date = new Date(); + fromArgs = false; + } + + this.date = DPGlobal.parseDate(date, this.format, this.language, this.formatType); + + if (fromArgs) this.setValue(); + + if (this.date < this.startDate) { + this.viewDate = new Date(this.startDate); + } else if (this.date > this.endDate) { + this.viewDate = new Date(this.endDate); + } else { + this.viewDate = new Date(this.date); + } + this.fill(); + }, + + fillDow: function () { + var dowCnt = this.weekStart, + html = ''; + while (dowCnt < this.weekStart + 7) { + html += '' + dates[this.language].daysMin[(dowCnt++) % 7] + ''; + } + html += ''; + this.picker.find('.datetimepicker-days thead').append(html); + }, + + fillMonths: function () { + var html = '', + i = 0; + while (i < 12) { + html += '' + dates[this.language].monthsShort[i++] + ''; + } + this.picker.find('.datetimepicker-months td').html(html); + }, + + fill: function () { + if (this.date == null || this.viewDate == null) { + return; + } + var d = new Date(this.viewDate), + year = d.getUTCFullYear(), + month = d.getUTCMonth(), + dayMonth = d.getUTCDate(), + hours = d.getUTCHours(), + minutes = d.getUTCMinutes(), + startYear = this.startDate !== -Infinity ? this.startDate.getUTCFullYear() : -Infinity, + startMonth = this.startDate !== -Infinity ? this.startDate.getUTCMonth() + 1 : -Infinity, + endYear = this.endDate !== Infinity ? this.endDate.getUTCFullYear() : Infinity, + endMonth = this.endDate !== Infinity ? this.endDate.getUTCMonth() + 1 : Infinity, + currentDate = (new UTCDate(this.date.getUTCFullYear(), this.date.getUTCMonth(), this.date.getUTCDate())).valueOf(), + today = new Date(); + this.picker.find('.datetimepicker-days thead th:eq(1)') + .text(dates[this.language].months[month] + ' ' + year); + if (this.formatViewType == "time") { + var formatted = this.getFormattedDate(); + this.picker.find('.datetimepicker-hours thead th:eq(1)').text(formatted); + this.picker.find('.datetimepicker-minutes thead th:eq(1)').text(formatted); + } else { + this.picker.find('.datetimepicker-hours thead th:eq(1)') + .text(dayMonth + ' ' + dates[this.language].months[month] + ' ' + year); + this.picker.find('.datetimepicker-minutes thead th:eq(1)') + .text(dayMonth + ' ' + dates[this.language].months[month] + ' ' + year); + } + this.picker.find('tfoot th.today') + .text(dates[this.language].today) + .toggle(this.todayBtn !== false); + this.updateNavArrows(); + this.fillMonths(); + /*var prevMonth = UTCDate(year, month, 0,0,0,0,0); + prevMonth.setUTCDate(prevMonth.getDate() - (prevMonth.getUTCDay() - this.weekStart + 7)%7);*/ + var prevMonth = UTCDate(year, month - 1, 28, 0, 0, 0, 0), + day = DPGlobal.getDaysInMonth(prevMonth.getUTCFullYear(), prevMonth.getUTCMonth()); + prevMonth.setUTCDate(day); + prevMonth.setUTCDate(day - (prevMonth.getUTCDay() - this.weekStart + 7) % 7); + var nextMonth = new Date(prevMonth); + nextMonth.setUTCDate(nextMonth.getUTCDate() + 42); + nextMonth = nextMonth.valueOf(); + var html = []; + var clsName; + while (prevMonth.valueOf() < nextMonth) { + if (prevMonth.getUTCDay() == this.weekStart) { + html.push(''); + } + clsName = ''; + if (prevMonth.getUTCFullYear() < year || (prevMonth.getUTCFullYear() == year && prevMonth.getUTCMonth() < month)) { + clsName += ' old'; + } else if (prevMonth.getUTCFullYear() > year || (prevMonth.getUTCFullYear() == year && prevMonth.getUTCMonth() > month)) { + clsName += ' new'; + } + // Compare internal UTC date with local today, not UTC today + if (this.todayHighlight && + prevMonth.getUTCFullYear() == today.getFullYear() && + prevMonth.getUTCMonth() == today.getMonth() && + prevMonth.getUTCDate() == today.getDate()) { + clsName += ' today'; + } + if (prevMonth.valueOf() == currentDate) { + clsName += ' active'; + } + if ((prevMonth.valueOf() + 86400000) <= this.startDate || prevMonth.valueOf() > this.endDate || + $.inArray(prevMonth.getUTCDay(), this.daysOfWeekDisabled) !== -1) { + clsName += ' disabled'; + } + html.push('' + prevMonth.getUTCDate() + ''); + if (prevMonth.getUTCDay() == this.weekEnd) { + html.push(''); + } + prevMonth.setUTCDate(prevMonth.getUTCDate() + 1); + } + this.picker.find('.datetimepicker-days tbody').empty().append(html.join('')); + + html = []; + var txt = '', meridian = '', meridianOld = ''; + var hoursDisabled = this.hoursDisabled || []; + for (var i = 0; i < 24; i++) { + if (hoursDisabled.indexOf(i) !== -1) continue; + var actual = UTCDate(year, month, dayMonth, i); + clsName = ''; + // We want the previous hour for the startDate + if ((actual.valueOf() + 3600000) <= this.startDate || actual.valueOf() > this.endDate) { + clsName += ' disabled'; + } else if (hours == i) { + clsName += ' active'; + } + if (this.showMeridian && dates[this.language].meridiem.length == 2) { + meridian = (i < 12 ? dates[this.language].meridiem[0] : dates[this.language].meridiem[1]); + if (meridian != meridianOld) { + if (meridianOld != '') { + html.push(''); + } + html.push('
' + meridian.toUpperCase() + ''); + } + meridianOld = meridian; + txt = (i % 12 ? i % 12 : 12); + html.push('' + txt + ''); + if (i == 23) { + html.push('
'); + } + } else { + txt = i + ':00'; + html.push('' + txt + ''); + } + } + this.picker.find('.datetimepicker-hours td').html(html.join('')); + + html = []; + txt = '', meridian = '', meridianOld = ''; + var minutesDisabled = this.minutesDisabled || []; + for (var i = 0; i < 60; i += this.minuteStep) { + if (minutesDisabled.indexOf(i) !== -1) continue; + var actual = UTCDate(year, month, dayMonth, hours, i, 0); + clsName = ''; + if (actual.valueOf() < this.startDate || actual.valueOf() > this.endDate) { + clsName += ' disabled'; + } else if (Math.floor(minutes / this.minuteStep) == Math.floor(i / this.minuteStep)) { + clsName += ' active'; + } + if (this.showMeridian && dates[this.language].meridiem.length == 2) { + meridian = (hours < 12 ? dates[this.language].meridiem[0] : dates[this.language].meridiem[1]); + if (meridian != meridianOld) { + if (meridianOld != '') { + html.push(''); + } + html.push('
' + meridian.toUpperCase() + ''); + } + meridianOld = meridian; + txt = (hours % 12 ? hours % 12 : 12); + //html.push(''+txt+''); + html.push('' + txt + ':' + (i < 10 ? '0' + i : i) + ''); + if (i == 59) { + html.push('
'); + } + } else { + txt = i + ':00'; + //html.push(''+txt+''); + html.push('' + hours + ':' + (i < 10 ? '0' + i : i) + ''); + } + } + this.picker.find('.datetimepicker-minutes td').html(html.join('')); + + var currentYear = this.date.getUTCFullYear(); + var months = this.picker.find('.datetimepicker-months') + .find('th:eq(1)') + .text(year) + .end() + .find('span').removeClass('active'); + if (currentYear == year) { + // getUTCMonths() returns 0 based, and we need to select the next one + months.eq(this.date.getUTCMonth() + 2).addClass('active'); + } + if (year < startYear || year > endYear) { + months.addClass('disabled'); + } + if (year == startYear) { + months.slice(0, startMonth + 1).addClass('disabled'); + } + if (year == endYear) { + months.slice(endMonth).addClass('disabled'); + } + + html = ''; + year = parseInt(year / 10, 10) * 10; + var yearCont = this.picker.find('.datetimepicker-years') + .find('th:eq(1)') + .text(year + '-' + (year + 9)) + .end() + .find('td'); + year -= 1; + for (var i = -1; i < 11; i++) { + html += '' + year + ''; + year += 1; + } + yearCont.html(html); + this.place(); + }, + + updateNavArrows: function () { + var d = new Date(this.viewDate), + year = d.getUTCFullYear(), + month = d.getUTCMonth(), + day = d.getUTCDate(), + hour = d.getUTCHours(); + switch (this.viewMode) { + case 0: + if (this.startDate !== -Infinity && year <= this.startDate.getUTCFullYear() + && month <= this.startDate.getUTCMonth() + && day <= this.startDate.getUTCDate() + && hour <= this.startDate.getUTCHours()) { + this.picker.find('.prev').css({visibility: 'hidden'}); + } else { + this.picker.find('.prev').css({visibility: 'visible'}); + } + if (this.endDate !== Infinity && year >= this.endDate.getUTCFullYear() + && month >= this.endDate.getUTCMonth() + && day >= this.endDate.getUTCDate() + && hour >= this.endDate.getUTCHours()) { + this.picker.find('.next').css({visibility: 'hidden'}); + } else { + this.picker.find('.next').css({visibility: 'visible'}); + } + break; + case 1: + if (this.startDate !== -Infinity && year <= this.startDate.getUTCFullYear() + && month <= this.startDate.getUTCMonth() + && day <= this.startDate.getUTCDate()) { + this.picker.find('.prev').css({visibility: 'hidden'}); + } else { + this.picker.find('.prev').css({visibility: 'visible'}); + } + if (this.endDate !== Infinity && year >= this.endDate.getUTCFullYear() + && month >= this.endDate.getUTCMonth() + && day >= this.endDate.getUTCDate()) { + this.picker.find('.next').css({visibility: 'hidden'}); + } else { + this.picker.find('.next').css({visibility: 'visible'}); + } + break; + case 2: + if (this.startDate !== -Infinity && year <= this.startDate.getUTCFullYear() + && month <= this.startDate.getUTCMonth()) { + this.picker.find('.prev').css({visibility: 'hidden'}); + } else { + this.picker.find('.prev').css({visibility: 'visible'}); + } + if (this.endDate !== Infinity && year >= this.endDate.getUTCFullYear() + && month >= this.endDate.getUTCMonth()) { + this.picker.find('.next').css({visibility: 'hidden'}); + } else { + this.picker.find('.next').css({visibility: 'visible'}); + } + break; + case 3: + case 4: + if (this.startDate !== -Infinity && year <= this.startDate.getUTCFullYear()) { + this.picker.find('.prev').css({visibility: 'hidden'}); + } else { + this.picker.find('.prev').css({visibility: 'visible'}); + } + if (this.endDate !== Infinity && year >= this.endDate.getUTCFullYear()) { + this.picker.find('.next').css({visibility: 'hidden'}); + } else { + this.picker.find('.next').css({visibility: 'visible'}); + } + break; + } + }, + + mousewheel: function (e) { + + e.preventDefault(); + e.stopPropagation(); + + if (this.wheelPause) { + return; + } + + this.wheelPause = true; + + var originalEvent = e.originalEvent; + + var delta = originalEvent.wheelDelta; + + var mode = delta > 0 ? 1 : (delta === 0) ? 0 : -1; + + if (this.wheelViewModeNavigationInverseDirection) { + mode = -mode; + } + + this.showMode(mode); + + setTimeout($.proxy(function () { + + this.wheelPause = false + + }, this), this.wheelViewModeNavigationDelay); + + }, + + click: function (e) { + e.stopPropagation(); + e.preventDefault(); + var target = $(e.target).closest('span, td, th, legend'); + if (target.is('.' + this.icontype)) { + target = $(target).parent().closest('span, td, th, legend'); + } + if (target.length == 1) { + if (target.is('.disabled')) { + this.element.trigger({ + type: 'outOfRange', + date: this.viewDate, + startDate: this.startDate, + endDate: this.endDate + }); + return; + } + switch (target[0].nodeName.toLowerCase()) { + case 'th': + switch (target[0].className) { + case 'switch': + this.showMode(1); + break; + case 'prev': + case 'next': + var dir = DPGlobal.modes[this.viewMode].navStep * (target[0].className == 'prev' ? -1 : 1); + switch (this.viewMode) { + case 0: + this.viewDate = this.moveHour(this.viewDate, dir); + break; + case 1: + this.viewDate = this.moveDate(this.viewDate, dir); + break; + case 2: + this.viewDate = this.moveMonth(this.viewDate, dir); + break; + case 3: + case 4: + this.viewDate = this.moveYear(this.viewDate, dir); + break; + } + this.fill(); + this.element.trigger({ + type: target[0].className + ':' + this.convertViewModeText(this.viewMode), + date: this.viewDate, + startDate: this.startDate, + endDate: this.endDate + }); + break; + case 'today': + var date = new Date(); + date = UTCDate(date.getFullYear(), date.getMonth(), date.getDate(), date.getHours(), date.getMinutes(), date.getSeconds(), 0); + + // Respect startDate and endDate. + if (date < this.startDate) date = this.startDate; + else if (date > this.endDate) date = this.endDate; + + this.viewMode = this.startViewMode; + this.showMode(0); + this._setDate(date); + this.fill(); + if (this.autoclose) { + this.hide(); + } + break; + } + break; + case 'span': + if (!target.is('.disabled')) { + var year = this.viewDate.getUTCFullYear(), + month = this.viewDate.getUTCMonth(), + day = this.viewDate.getUTCDate(), + hours = this.viewDate.getUTCHours(), + minutes = this.viewDate.getUTCMinutes(), + seconds = this.viewDate.getUTCSeconds(); + + if (target.is('.month')) { + this.viewDate.setUTCDate(1); + month = target.parent().find('span').index(target); + day = this.viewDate.getUTCDate(); + this.viewDate.setUTCMonth(month); + this.element.trigger({ + type: 'changeMonth', + date: this.viewDate + }); + if (this.viewSelect >= 3) { + this._setDate(UTCDate(year, month, day, hours, minutes, seconds, 0)); + } + } else if (target.is('.year')) { + this.viewDate.setUTCDate(1); + year = parseInt(target.text(), 10) || 0; + this.viewDate.setUTCFullYear(year); + this.element.trigger({ + type: 'changeYear', + date: this.viewDate + }); + if (this.viewSelect >= 4) { + this._setDate(UTCDate(year, month, day, hours, minutes, seconds, 0)); + } + } else if (target.is('.hour')) { + hours = parseInt(target.text(), 10) || 0; + if (target.hasClass('hour_am') || target.hasClass('hour_pm')) { + if (hours == 12 && target.hasClass('hour_am')) { + hours = 0; + } else if (hours != 12 && target.hasClass('hour_pm')) { + hours += 12; + } + } + this.viewDate.setUTCHours(hours); + this.element.trigger({ + type: 'changeHour', + date: this.viewDate + }); + if (this.viewSelect >= 1) { + this._setDate(UTCDate(year, month, day, hours, minutes, seconds, 0)); + } + } else if (target.is('.minute')) { + minutes = parseInt(target.text().substr(target.text().indexOf(':') + 1), 10) || 0; + this.viewDate.setUTCMinutes(minutes); + this.element.trigger({ + type: 'changeMinute', + date: this.viewDate + }); + if (this.viewSelect >= 0) { + this._setDate(UTCDate(year, month, day, hours, minutes, seconds, 0)); + } + } + if (this.viewMode != 0) { + var oldViewMode = this.viewMode; + this.showMode(-1); + this.fill(); + if (oldViewMode == this.viewMode && this.autoclose) { + this.hide(); + } + } else { + this.fill(); + if (this.autoclose) { + this.hide(); + } + } + } + break; + case 'td': + if (target.is('.day') && !target.is('.disabled')) { + var day = parseInt(target.text(), 10) || 1; + var year = this.viewDate.getUTCFullYear(), + month = this.viewDate.getUTCMonth(), + hours = this.viewDate.getUTCHours(), + minutes = this.viewDate.getUTCMinutes(), + seconds = this.viewDate.getUTCSeconds(); + if (target.is('.old')) { + if (month === 0) { + month = 11; + year -= 1; + } else { + month -= 1; + } + } else if (target.is('.new')) { + if (month == 11) { + month = 0; + year += 1; + } else { + month += 1; + } + } + this.viewDate.setUTCFullYear(year); + this.viewDate.setUTCMonth(month, day); + this.element.trigger({ + type: 'changeDay', + date: this.viewDate + }); + if (this.viewSelect >= 2) { + this._setDate(UTCDate(year, month, day, hours, minutes, seconds, 0)); + } + } + var oldViewMode = this.viewMode; + this.showMode(-1); + this.fill(); + if (oldViewMode == this.viewMode && this.autoclose) { + this.hide(); + } + break; + } + } + }, + + _setDate: function (date, which) { + if (!which || which == 'date') + this.date = date; + if (!which || which == 'view') + this.viewDate = date; + this.fill(); + this.setValue(); + var element; + if (this.isInput) { + element = this.element; + } else if (this.component) { + element = this.element.find('input'); + } + if (element) { + element.change(); + if (this.autoclose && (!which || which == 'date')) { + //this.hide(); + } + } + this.element.trigger({ + type: 'changeDate', + date: this.date + }); + }, + + moveMinute: function (date, dir) { + if (!dir) return date; + var new_date = new Date(date.valueOf()); + //dir = dir > 0 ? 1 : -1; + new_date.setUTCMinutes(new_date.getUTCMinutes() + (dir * this.minuteStep)); + return new_date; + }, + + moveHour: function (date, dir) { + if (!dir) return date; + var new_date = new Date(date.valueOf()); + //dir = dir > 0 ? 1 : -1; + new_date.setUTCHours(new_date.getUTCHours() + dir); + return new_date; + }, + + moveDate: function (date, dir) { + if (!dir) return date; + var new_date = new Date(date.valueOf()); + //dir = dir > 0 ? 1 : -1; + new_date.setUTCDate(new_date.getUTCDate() + dir); + return new_date; + }, + + moveMonth: function (date, dir) { + if (!dir) return date; + var new_date = new Date(date.valueOf()), + day = new_date.getUTCDate(), + month = new_date.getUTCMonth(), + mag = Math.abs(dir), + new_month, test; + dir = dir > 0 ? 1 : -1; + if (mag == 1) { + test = dir == -1 + // If going back one month, make sure month is not current month + // (eg, Mar 31 -> Feb 31 == Feb 28, not Mar 02) + ? function () { + return new_date.getUTCMonth() == month; + } + // If going forward one month, make sure month is as expected + // (eg, Jan 31 -> Feb 31 == Feb 28, not Mar 02) + : function () { + return new_date.getUTCMonth() != new_month; + }; + new_month = month + dir; + new_date.setUTCMonth(new_month); + // Dec -> Jan (12) or Jan -> Dec (-1) -- limit expected date to 0-11 + if (new_month < 0 || new_month > 11) + new_month = (new_month + 12) % 12; + } else { + // For magnitudes >1, move one month at a time... + for (var i = 0; i < mag; i++) + // ...which might decrease the day (eg, Jan 31 to Feb 28, etc)... + new_date = this.moveMonth(new_date, dir); + // ...then reset the day, keeping it in the new month + new_month = new_date.getUTCMonth(); + new_date.setUTCDate(day); + test = function () { + return new_month != new_date.getUTCMonth(); + }; + } + // Common date-resetting loop -- if date is beyond end of month, make it + // end of month + while (test()) { + new_date.setUTCDate(--day); + new_date.setUTCMonth(new_month); + } + return new_date; + }, + + moveYear: function (date, dir) { + return this.moveMonth(date, dir * 12); + }, + + dateWithinRange: function (date) { + return date >= this.startDate && date <= this.endDate; + }, + + keydown: function (e) { + if (this.picker.is(':not(:visible)')) { + if (e.keyCode == 27) // allow escape to hide and re-show picker + this.show(); + return; + } + var dateChanged = false, + dir, day, month, + newDate, newViewDate; + switch (e.keyCode) { + case 27: // escape + this.hide(); + e.preventDefault(); + break; + case 37: // left + case 39: // right + if (!this.keyboardNavigation) break; + dir = e.keyCode == 37 ? -1 : 1; + viewMode = this.viewMode; + if (e.ctrlKey) { + viewMode += 2; + } else if (e.shiftKey) { + viewMode += 1; + } + if (viewMode == 4) { + newDate = this.moveYear(this.date, dir); + newViewDate = this.moveYear(this.viewDate, dir); + } else if (viewMode == 3) { + newDate = this.moveMonth(this.date, dir); + newViewDate = this.moveMonth(this.viewDate, dir); + } else if (viewMode == 2) { + newDate = this.moveDate(this.date, dir); + newViewDate = this.moveDate(this.viewDate, dir); + } else if (viewMode == 1) { + newDate = this.moveHour(this.date, dir); + newViewDate = this.moveHour(this.viewDate, dir); + } else if (viewMode == 0) { + newDate = this.moveMinute(this.date, dir); + newViewDate = this.moveMinute(this.viewDate, dir); + } + if (this.dateWithinRange(newDate)) { + this.date = newDate; + this.viewDate = newViewDate; + this.setValue(); + this.update(); + e.preventDefault(); + dateChanged = true; + } + break; + case 38: // up + case 40: // down + if (!this.keyboardNavigation) break; + dir = e.keyCode == 38 ? -1 : 1; + viewMode = this.viewMode; + if (e.ctrlKey) { + viewMode += 2; + } else if (e.shiftKey) { + viewMode += 1; + } + if (viewMode == 4) { + newDate = this.moveYear(this.date, dir); + newViewDate = this.moveYear(this.viewDate, dir); + } else if (viewMode == 3) { + newDate = this.moveMonth(this.date, dir); + newViewDate = this.moveMonth(this.viewDate, dir); + } else if (viewMode == 2) { + newDate = this.moveDate(this.date, dir * 7); + newViewDate = this.moveDate(this.viewDate, dir * 7); + } else if (viewMode == 1) { + if (this.showMeridian) { + newDate = this.moveHour(this.date, dir * 6); + newViewDate = this.moveHour(this.viewDate, dir * 6); + } else { + newDate = this.moveHour(this.date, dir * 4); + newViewDate = this.moveHour(this.viewDate, dir * 4); + } + } else if (viewMode == 0) { + newDate = this.moveMinute(this.date, dir * 4); + newViewDate = this.moveMinute(this.viewDate, dir * 4); + } + if (this.dateWithinRange(newDate)) { + this.date = newDate; + this.viewDate = newViewDate; + this.setValue(); + this.update(); + e.preventDefault(); + dateChanged = true; + } + break; + case 13: // enter + if (this.viewMode != 0) { + var oldViewMode = this.viewMode; + this.showMode(-1); + this.fill(); + if (oldViewMode == this.viewMode && this.autoclose) { + this.hide(); + } + } else { + this.fill(); + if (this.autoclose) { + this.hide(); + } + } + e.preventDefault(); + break; + case 9: // tab + this.hide(); + break; + } + if (dateChanged) { + var element; + if (this.isInput) { + element = this.element; + } else if (this.component) { + element = this.element.find('input'); + } + if (element) { + element.change(); + } + this.element.trigger({ + type: 'changeDate', + date: this.date + }); + } + }, + + showMode: function (dir) { + if (dir) { + var newViewMode = Math.max(0, Math.min(DPGlobal.modes.length - 1, this.viewMode + dir)); + if (newViewMode >= this.minView && newViewMode <= this.maxView) { + this.element.trigger({ + type: 'changeMode', + date: this.viewDate, + oldViewMode: this.viewMode, + newViewMode: newViewMode + }); + + this.viewMode = newViewMode; + } + } + /* + vitalets: fixing bug of very special conditions: + jquery 1.7.1 + webkit + show inline datetimepicker in bootstrap popover. + Method show() does not set display css correctly and datetimepicker is not shown. + Changed to .css('display', 'block') solve the problem. + See https://github.com/vitalets/x-editable/issues/37 + + In jquery 1.7.2+ everything works fine. + */ + //this.picker.find('>div').hide().filter('.datetimepicker-'+DPGlobal.modes[this.viewMode].clsName).show(); + this.picker.find('>div').hide().filter('.datetimepicker-' + DPGlobal.modes[this.viewMode].clsName).css('display', 'block'); + this.updateNavArrows(); + }, + + reset: function (e) { + this._setDate(null, 'date'); + }, + + convertViewModeText: function (viewMode) { + switch (viewMode) { + case 4: + return 'decade'; + case 3: + return 'year'; + case 2: + return 'month'; + case 1: + return 'day'; + case 0: + return 'hour'; + } + } + }; + + var old = $.fn.datetimepicker; + $.fn.datetimepicker = function (option) { + var args = Array.apply(null, arguments); + args.shift(); + var internal_return; + this.each(function () { + var $this = $(this), + data = $this.data('datetimepicker'), + options = typeof option == 'object' && option; + if (!data) { + $this.data('datetimepicker', (data = new Datetimepicker(this, $.extend({}, $.fn.datetimepicker.defaults, options)))); + } + if (typeof option == 'string' && typeof data[option] == 'function') { + internal_return = data[option].apply(data, args); + if (internal_return !== undefined) { + return false; + } + } + }); + if (internal_return !== undefined) + return internal_return; + else + return this; + }; + + $.fn.datetimepicker.defaults = { + }; + $.fn.datetimepicker.Constructor = Datetimepicker; + var dates = $.fn.datetimepicker.dates = { + en: { + days: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"], + daysShort: ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"], + daysMin: ["Su", "Mo", "Tu", "We", "Th", "Fr", "Sa", "Su"], + months: ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"], + monthsShort: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"], + meridiem: ["am", "pm"], + suffix: ["st", "nd", "rd", "th"], + today: "Today" + } + }; + + var DPGlobal = { + modes: [ + { + clsName: 'minutes', + navFnc: 'Hours', + navStep: 1 + }, + { + clsName: 'hours', + navFnc: 'Date', + navStep: 1 + }, + { + clsName: 'days', + navFnc: 'Month', + navStep: 1 + }, + { + clsName: 'months', + navFnc: 'FullYear', + navStep: 1 + }, + { + clsName: 'years', + navFnc: 'FullYear', + navStep: 10 + } + ], + isLeapYear: function (year) { + return (((year % 4 === 0) && (year % 100 !== 0)) || (year % 400 === 0)) + }, + getDaysInMonth: function (year, month) { + return [31, (DPGlobal.isLeapYear(year) ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month] + }, + getDefaultFormat: function (type, field) { + if (type == "standard") { + if (field == 'input') + return 'yyyy-mm-dd hh:ii'; + else + return 'yyyy-mm-dd hh:ii:ss'; + } else if (type == "php") { + if (field == 'input') + return 'Y-m-d H:i'; + else + return 'Y-m-d H:i:s'; + } else { + throw new Error("Invalid format type."); + } + }, + validParts: function (type) { + if (type == "standard") { + return /hh?|HH?|p|P|ii?|ss?|dd?|DD?|mm?|MM?|yy(?:yy)?/g; + } else if (type == "php") { + return /[dDjlNwzFmMnStyYaABgGhHis]/g; + } else { + throw new Error("Invalid format type."); + } + }, + nonpunctuation: /[^ -\/:-@\[-`{-~\t\n\rTZ]+/g, + parseFormat: function (format, type) { + // IE treats \0 as a string end in inputs (truncating the value), + // so it's a bad format delimiter, anyway + var separators = format.replace(this.validParts(type), '\0').split('\0'), + parts = format.match(this.validParts(type)); + if (!separators || !separators.length || !parts || parts.length == 0) { + throw new Error("Invalid date format."); + } + return {separators: separators, parts: parts}; + }, + parseDate: function (date, format, language, type) { + if (date instanceof Date) { + var dateUTC = new Date(date.valueOf() - date.getTimezoneOffset() * 60000); + dateUTC.setMilliseconds(0); + return dateUTC; + } + if (/^\d{4}\-\d{1,2}\-\d{1,2}$/.test(date)) { + format = this.parseFormat('yyyy-mm-dd', type); + } + if (/^\d{4}\-\d{1,2}\-\d{1,2}[T ]\d{1,2}\:\d{1,2}$/.test(date)) { + format = this.parseFormat('yyyy-mm-dd hh:ii', type); + } + if (/^\d{4}\-\d{1,2}\-\d{1,2}[T ]\d{1,2}\:\d{1,2}\:\d{1,2}[Z]{0,1}$/.test(date)) { + format = this.parseFormat('yyyy-mm-dd hh:ii:ss', type); + } + if (/^[-+]\d+[dmwy]([\s,]+[-+]\d+[dmwy])*$/.test(date)) { + var part_re = /([-+]\d+)([dmwy])/, + parts = date.match(/([-+]\d+)([dmwy])/g), + part, dir; + date = new Date(); + for (var i = 0; i < parts.length; i++) { + part = part_re.exec(parts[i]); + dir = parseInt(part[1]); + switch (part[2]) { + case 'd': + date.setUTCDate(date.getUTCDate() + dir); + break; + case 'm': + date = Datetimepicker.prototype.moveMonth.call(Datetimepicker.prototype, date, dir); + break; + case 'w': + date.setUTCDate(date.getUTCDate() + dir * 7); + break; + case 'y': + date = Datetimepicker.prototype.moveYear.call(Datetimepicker.prototype, date, dir); + break; + } + } + return UTCDate(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(), date.getUTCHours(), date.getUTCMinutes(), date.getUTCSeconds(), 0); + } + var parts = date && date.toString().match(this.nonpunctuation) || [], + date = new Date(0, 0, 0, 0, 0, 0, 0), + parsed = {}, + setters_order = ['hh', 'h', 'ii', 'i', 'ss', 's', 'yyyy', 'yy', 'M', 'MM', 'm', 'mm', 'D', 'DD', 'd', 'dd', 'H', 'HH', 'p', 'P'], + setters_map = { + hh: function (d, v) { + return d.setUTCHours(v); + }, + h: function (d, v) { + return d.setUTCHours(v); + }, + HH: function (d, v) { + return d.setUTCHours(v == 12 ? 0 : v); + }, + H: function (d, v) { + return d.setUTCHours(v == 12 ? 0 : v); + }, + ii: function (d, v) { + return d.setUTCMinutes(v); + }, + i: function (d, v) { + return d.setUTCMinutes(v); + }, + ss: function (d, v) { + return d.setUTCSeconds(v); + }, + s: function (d, v) { + return d.setUTCSeconds(v); + }, + yyyy: function (d, v) { + return d.setUTCFullYear(v); + }, + yy: function (d, v) { + return d.setUTCFullYear(2000 + v); + }, + m: function (d, v) { + v -= 1; + while (v < 0) v += 12; + v %= 12; + d.setUTCMonth(v); + while (d.getUTCMonth() != v) + if (isNaN(d.getUTCMonth())) + return d; + else + d.setUTCDate(d.getUTCDate() - 1); + return d; + }, + d: function (d, v) { + return d.setUTCDate(v); + }, + p: function (d, v) { + return d.setUTCHours(v == 1 ? d.getUTCHours() + 12 : d.getUTCHours()); + } + }, + val, filtered, part; + setters_map['M'] = setters_map['MM'] = setters_map['mm'] = setters_map['m']; + setters_map['dd'] = setters_map['d']; + setters_map['P'] = setters_map['p']; + date = UTCDate(date.getFullYear(), date.getMonth(), date.getDate(), date.getHours(), date.getMinutes(), date.getSeconds()); + if (parts.length == format.parts.length) { + for (var i = 0, cnt = format.parts.length; i < cnt; i++) { + val = parseInt(parts[i], 10); + part = format.parts[i]; + if (isNaN(val)) { + switch (part) { + case 'MM': + filtered = $(dates[language].months).filter(function () { + var m = this.slice(0, parts[i].length), + p = parts[i].slice(0, m.length); + return m == p; + }); + val = $.inArray(filtered[0], dates[language].months) + 1; + break; + case 'M': + filtered = $(dates[language].monthsShort).filter(function () { + var m = this.slice(0, parts[i].length), + p = parts[i].slice(0, m.length); + return m.toLowerCase() == p.toLowerCase(); + }); + val = $.inArray(filtered[0], dates[language].monthsShort) + 1; + break; + case 'p': + case 'P': + val = $.inArray(parts[i].toLowerCase(), dates[language].meridiem); + break; + } + } + parsed[part] = val; + } + for (var i = 0, s; i < setters_order.length; i++) { + s = setters_order[i]; + if (s in parsed && !isNaN(parsed[s])) + setters_map[s](date, parsed[s]) + } + } + return date; + }, + formatDate: function (date, format, language, type) { + if (date == null) { + return ''; + } + var val; + if (type == 'standard') { + val = { + // year + yy: date.getUTCFullYear().toString().substring(2), + yyyy: date.getUTCFullYear(), + // month + m: date.getUTCMonth() + 1, + M: dates[language].monthsShort[date.getUTCMonth()], + MM: dates[language].months[date.getUTCMonth()], + // day + d: date.getUTCDate(), + D: dates[language].daysShort[date.getUTCDay()], + DD: dates[language].days[date.getUTCDay()], + p: (dates[language].meridiem.length == 2 ? dates[language].meridiem[date.getUTCHours() < 12 ? 0 : 1] : ''), + // hour + h: date.getUTCHours(), + // minute + i: date.getUTCMinutes(), + // second + s: date.getUTCSeconds() + }; + + if (dates[language].meridiem.length == 2) { + val.H = (val.h % 12 == 0 ? 12 : val.h % 12); + } + else { + val.H = val.h; + } + val.HH = (val.H < 10 ? '0' : '') + val.H; + val.P = val.p.toUpperCase(); + val.hh = (val.h < 10 ? '0' : '') + val.h; + val.ii = (val.i < 10 ? '0' : '') + val.i; + val.ss = (val.s < 10 ? '0' : '') + val.s; + val.dd = (val.d < 10 ? '0' : '') + val.d; + val.mm = (val.m < 10 ? '0' : '') + val.m; + } else if (type == 'php') { + // php format + val = { + // year + y: date.getUTCFullYear().toString().substring(2), + Y: date.getUTCFullYear(), + // month + F: dates[language].months[date.getUTCMonth()], + M: dates[language].monthsShort[date.getUTCMonth()], + n: date.getUTCMonth() + 1, + t: DPGlobal.getDaysInMonth(date.getUTCFullYear(), date.getUTCMonth()), + // day + j: date.getUTCDate(), + l: dates[language].days[date.getUTCDay()], + D: dates[language].daysShort[date.getUTCDay()], + w: date.getUTCDay(), // 0 -> 6 + N: (date.getUTCDay() == 0 ? 7 : date.getUTCDay()), // 1 -> 7 + S: (date.getUTCDate() % 10 <= dates[language].suffix.length ? dates[language].suffix[date.getUTCDate() % 10 - 1] : ''), + // hour + a: (dates[language].meridiem.length == 2 ? dates[language].meridiem[date.getUTCHours() < 12 ? 0 : 1] : ''), + g: (date.getUTCHours() % 12 == 0 ? 12 : date.getUTCHours() % 12), + G: date.getUTCHours(), + // minute + i: date.getUTCMinutes(), + // second + s: date.getUTCSeconds() + }; + val.m = (val.n < 10 ? '0' : '') + val.n; + val.d = (val.j < 10 ? '0' : '') + val.j; + val.A = val.a.toString().toUpperCase(); + val.h = (val.g < 10 ? '0' : '') + val.g; + val.H = (val.G < 10 ? '0' : '') + val.G; + val.i = (val.i < 10 ? '0' : '') + val.i; + val.s = (val.s < 10 ? '0' : '') + val.s; + } else { + throw new Error("Invalid format type."); + } + var date = [], + seps = $.extend([], format.separators); + for (var i = 0, cnt = format.parts.length; i < cnt; i++) { + if (seps.length) { + date.push(seps.shift()); + } + date.push(val[format.parts[i]]); + } + if (seps.length) { + date.push(seps.shift()); + } + return date.join(''); + }, + convertViewMode: function (viewMode) { + switch (viewMode) { + case 4: + case 'decade': + viewMode = 4; + break; + case 3: + case 'year': + viewMode = 3; + break; + case 2: + case 'month': + viewMode = 2; + break; + case 1: + case 'day': + viewMode = 1; + break; + case 0: + case 'hour': + viewMode = 0; + break; + } + + return viewMode; + }, + headTemplate: '' + + '' + + '' + + '' + + '' + + '' + + '', + headTemplateV3: '' + + '' + + ' ' + + '' + + ' ' + + '' + + '', + contTemplate: '', + footTemplate: '' + }; + DPGlobal.template = '
' + + '
' + + '' + + DPGlobal.headTemplate + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplate + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplate + + '' + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplate + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplate + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
'; + DPGlobal.templateV3 = '
' + + '
' + + '' + + DPGlobal.headTemplateV3 + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplateV3 + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplateV3 + + '' + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplateV3 + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
' + + '' + + DPGlobal.headTemplateV3 + + DPGlobal.contTemplate + + DPGlobal.footTemplate + + '
' + + '
' + + '
'; + $.fn.datetimepicker.DPGlobal = DPGlobal; + + /* DATETIMEPICKER NO CONFLICT + * =================== */ + + $.fn.datetimepicker.noConflict = function () { + $.fn.datetimepicker = old; + return this; + }; + + /* DATETIMEPICKER DATA-API + * ================== */ + + $(document).on( + 'focus.datetimepicker.data-api click.datetimepicker.data-api', + '[data-provide="datetimepicker"]', + function (e) { + var $this = $(this); + if ($this.data('datetimepicker')) return; + e.preventDefault(); + // component click requires us to explicitly show it + $this.datetimepicker('show'); + } + ); + $(function () { + $('[data-provide="datetimepicker-inline"]').datetimepicker(); + }); + +}(window.jQuery); diff --git a/static/src/js/lib/datetime_picker/bootstrap-datetimepicker.zh-CN.js b/static/src/js/lib/datetime_picker/bootstrap-datetimepicker.zh-CN.js new file mode 100755 index 00000000..418fb307 --- /dev/null +++ b/static/src/js/lib/datetime_picker/bootstrap-datetimepicker.zh-CN.js @@ -0,0 +1,16 @@ +/** + * Simplified Chinese translation for bootstrap-datetimepicker + * Yuan Cheung + */ +;(function($){ + $.fn.datetimepicker.dates['zh-CN'] = { + days: ["星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六", "星期日"], + daysShort: ["周日", "周一", "周二", "周三", "周四", "周五", "周六", "周日"], + daysMin: ["日", "一", "二", "三", "四", "五", "六", "日"], + months: ["一月", "二月", "三月", "四月", "五月", "六月", "七月", "八月", "九月", "十月", "十一月", "十二月"], + monthsShort: ["一月", "二月", "三月", "四月", "五月", "六月", "七月", "八月", "九月", "十月", "十一月", "十二月"], + today: "今天", + suffix: [], + meridiem: ["上午", "下午"] + }; +}(jQuery)); diff --git a/static/src/js/lib/formValidation/base.js b/static/src/js/lib/formValidation/base.js new file mode 100755 index 00000000..a49bbc78 --- /dev/null +++ b/static/src/js/lib/formValidation/base.js @@ -0,0 +1,2290 @@ +/** + * FormValidation (http://formvalidation.io) + * The best jQuery plugin to validate form fields. Support Bootstrap, Foundation, Pure, SemanticUI, UIKit frameworks + * + * @author https://twitter.com/nghuuphuoc + * @copyright (c) 2013 - 2015 Nguyen Huu Phuoc + * @license http://formvalidation.io/license/ + */ + +(function(root, factory) { + + "use strict"; + + // AMD module is defined + if (typeof define === "function" && define.amd) { + define("base", ["jquery"], factory); + } else { + // planted over the root! + root.FormValidation = factory(root.jQuery); + } + +}(this, function ($) { + + // Register the namespace + var FormValidation = { + AddOn: {}, // Add-ons + Framework: {}, // Supported frameworks + I18n: {}, // i18n + Validator: {}, // Available validators + Helper: {} // Helper object + }; + + if (typeof jQuery === 'undefined') { + throw new Error('FormValidation requires jQuery'); + } + + // identify jquery version + (function($) { + var version = $.fn.jquery.split(' ')[0].split('.'); + if ((+version[0] < 2 && +version[1] < 9) || (+version[0] === 1 && +version[1] === 9 && +version[2] < 1)) { + throw new Error('FormValidation requires jQuery version 1.9.1 or higher'); + } + }(jQuery)); + + (function($) { + // TODO: Remove backward compatibility in v0.7.0 + /** + * Constructor + * + * @param {jQuery|String} form The form element or selector + * @param {Object} options The options + * @param {String} [namespace] The optional namespace which is used for data-{namespace}-xxx attributes and internal data. + * Currently, it's used to support backward version + * @constructor + */ + FormValidation.Base = function(form, options, namespace) { + this.$form = $(form); + this.options = $.extend({}, $.fn.formValidation.DEFAULT_OPTIONS, options); + this._namespace = namespace || 'fv'; + + this.$invalidFields = $([]); // Array of invalid fields + this.$submitButton = null; // The submit button which is clicked to submit form + this.$hiddenButton = null; + + // Validating status + this.STATUS_NOT_VALIDATED = 'NOT_VALIDATED'; + this.STATUS_VALIDATING = 'VALIDATING'; + this.STATUS_INVALID = 'INVALID'; + this.STATUS_VALID = 'VALID'; + + // Determine the event that is fired when user change the field value + // Most modern browsers supports input event except IE 7, 8. + // IE 9 supports input event but the event is still not fired if I press the backspace key. + // Get IE version + // https://gist.github.com/padolsey/527683/#comment-7595 + var ieVersion = (function() { + var v = 3, div = document.createElement('div'), a = div.all || []; + while (div.innerHTML = '', a[0]) {} + return v > 4 ? v : !v; + }()); + + var el = document.createElement('div'); + this._changeEvent = (ieVersion === 9 || !('oninput' in el)) ? 'keyup' : 'input'; + + // The flag to indicate that the form is ready to submit when a remote/callback validator returns + this._submitIfValid = null; + + // Field elements + this._cacheFields = {}; + + this._init(); + }; + + FormValidation.Base.prototype = { + constructor: FormValidation.Base, + + /** + * Check if the number of characters of field value exceed the threshold or not + * + * @param {jQuery} $field The field element + * @returns {Boolean} + */ + _exceedThreshold: function($field) { + var ns = this._namespace, + field = $field.attr('data-' + ns + '-field'), + threshold = this.options.fields[field].threshold || this.options.threshold; + if (!threshold) { + return true; + } + var cannotType = $.inArray($field.attr('type'), ['button', 'checkbox', 'file', 'hidden', 'image', 'radio', 'reset', 'submit']) !== -1; + return (cannotType || $field.val().length >= threshold); + }, + + /** + * Init form + */ + _init: function() { + var that = this, + ns = this._namespace, + options = { + addOns: {}, + autoFocus: this.$form.attr('data-' + ns + '-autofocus'), + button: { + selector: this.$form.attr('data-' + ns + '-button-selector') || this.$form.attr('data-' + ns + '-submitbuttons'), // Support backward + disabled: this.$form.attr('data-' + ns + '-button-disabled') + }, + control: { + valid: this.$form.attr('data-' + ns + '-control-valid'), + invalid: this.$form.attr('data-' + ns + '-control-invalid') + }, + err: { + clazz: this.$form.attr('data-' + ns + '-err-clazz'), + container: this.$form.attr('data-' + ns + '-err-container') || this.$form.attr('data-' + ns + '-container'), // Support backward + parent: this.$form.attr('data-' + ns + '-err-parent') + }, + events: { + formInit: this.$form.attr('data-' + ns + '-events-form-init'), + formError: this.$form.attr('data-' + ns + '-events-form-error'), + formSuccess: this.$form.attr('data-' + ns + '-events-form-success'), + fieldAdded: this.$form.attr('data-' + ns + '-events-field-added'), + fieldRemoved: this.$form.attr('data-' + ns + '-events-field-removed'), + fieldInit: this.$form.attr('data-' + ns + '-events-field-init'), + fieldError: this.$form.attr('data-' + ns + '-events-field-error'), + fieldSuccess: this.$form.attr('data-' + ns + '-events-field-success'), + fieldStatus: this.$form.attr('data-' + ns + '-events-field-status'), + localeChanged: this.$form.attr('data-' + ns + '-events-locale-changed'), + validatorError: this.$form.attr('data-' + ns + '-events-validator-error'), + validatorSuccess: this.$form.attr('data-' + ns + '-events-validator-success') + }, + excluded: this.$form.attr('data-' + ns + '-excluded'), + icon: { + valid: this.$form.attr('data-' + ns + '-icon-valid') || this.$form.attr('data-' + ns + '-feedbackicons-valid'), // Support backward + invalid: this.$form.attr('data-' + ns + '-icon-invalid') || this.$form.attr('data-' + ns + '-feedbackicons-invalid'), // Support backward + validating: this.$form.attr('data-' + ns + '-icon-validating') || this.$form.attr('data-' + ns + '-feedbackicons-validating'), // Support backward + feedback: this.$form.attr('data-' + ns + '-icon-feedback') + }, + live: this.$form.attr('data-' + ns + '-live'), + locale: this.$form.attr('data-' + ns + '-locale'), + message: this.$form.attr('data-' + ns + '-message'), + onError: this.$form.attr('data-' + ns + '-onerror'), + onSuccess: this.$form.attr('data-' + ns + '-onsuccess'), + row: { + selector: this.$form.attr('data-' + ns + '-row-selector') || this.$form.attr('data-' + ns + '-group'), // Support backward + valid: this.$form.attr('data-' + ns + '-row-valid'), + invalid: this.$form.attr('data-' + ns + '-row-invalid'), + feedback: this.$form.attr('data-' + ns + '-row-feedback') + }, + threshold: this.$form.attr('data-' + ns + '-threshold'), + trigger: this.$form.attr('data-' + ns + '-trigger'), + verbose: this.$form.attr('data-' + ns + '-verbose'), + fields: {} + }; + + this.$form + // Disable client side validation in HTML 5 + .attr('novalidate', 'novalidate') + .addClass(this.options.elementClass) + // Disable the default submission first + .on('submit.' + ns, function(e) { + e.preventDefault(); + that.validate(); + }) + .on('click.' + ns, this.options.button.selector, function() { + that.$submitButton = $(this); + // The user just click the submit button + that._submitIfValid = true; + }) + // Find all fields which have either "name" or "data-{namespace}-field" attribute + .find('[name], [data-' + ns + '-field]') + .each(function() { + var $field = $(this), + field = $field.attr('name') || $field.attr('data-' + ns + '-field'), + opts = that._parseOptions($field); + if (opts) { + $field.attr('data-' + ns + '-field', field); + options.fields[field] = $.extend({}, opts, options.fields[field]); + } + }); + + this.options = $.extend(true, this.options, options); + + // Normalize the err.parent option + if ('string' === typeof this.options.err.parent) { + this.options.err.parent = new RegExp(this.options.err.parent); + } + + // Support backward + if (this.options.container) { + this.options.err.container = this.options.container; + delete this.options.container; + } + if (this.options.feedbackIcons) { + this.options.icon = $.extend(true, this.options.icon, this.options.feedbackIcons); + delete this.options.feedbackIcons; + } + if (this.options.group) { + this.options.row.selector = this.options.group; + delete this.options.group; + } + if (this.options.submitButtons) { + this.options.button.selector = this.options.submitButtons; + delete this.options.submitButtons; + } + + // If the locale is not found, reset it to default one + if (!FormValidation.I18n[this.options.locale]) { + this.options.locale = $.fn.formValidation.DEFAULT_OPTIONS.locale; + } + + // Parse the add-on options from HTML attributes + this.options = $.extend(true, this.options, { addOns: this._parseAddOnOptions() }); + + // When pressing Enter on any field in the form, the first submit button will do its job. + // The form then will be submitted. + // I create a first hidden submit button + this.$hiddenButton = $('