e373fd0c00
rewrite visibility checking to be more generic/cleaner as well as add functionality to check if the element is scrolled on screen for more intuitive paste-target selection
109 lines
3.0 KiB
JavaScript
109 lines
3.0 KiB
JavaScript
function gradioApp() {
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const elems = document.getElementsByTagName('gradio-app');
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const elem = elems.length == 0 ? document : elems[0];
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if (elem !== document) {
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elem.getElementById = function(id) {
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return document.getElementById(id);
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};
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}
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return elem.shadowRoot ? elem.shadowRoot : elem;
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}
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function get_uiCurrentTab() {
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return gradioApp().querySelector('#tabs button.selected');
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}
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function get_uiCurrentTabContent() {
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return gradioApp().querySelector('.tabitem[id^=tab_]:not([style*="display: none"])');
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}
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var uiUpdateCallbacks = [];
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var uiLoadedCallbacks = [];
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var uiTabChangeCallbacks = [];
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var optionsChangedCallbacks = [];
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var uiCurrentTab = null;
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function onUiUpdate(callback) {
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uiUpdateCallbacks.push(callback);
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}
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function onUiLoaded(callback) {
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uiLoadedCallbacks.push(callback);
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}
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function onUiTabChange(callback) {
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uiTabChangeCallbacks.push(callback);
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}
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function onOptionsChanged(callback) {
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optionsChangedCallbacks.push(callback);
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}
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function runCallback(x, m) {
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try {
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x(m);
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} catch (e) {
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(console.error || console.log).call(console, e.message, e);
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}
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}
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function executeCallbacks(queue, m) {
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queue.forEach(function(x) {
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runCallback(x, m);
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});
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}
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var executedOnLoaded = false;
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document.addEventListener("DOMContentLoaded", function() {
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var mutationObserver = new MutationObserver(function(m) {
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if (!executedOnLoaded && gradioApp().querySelector('#txt2img_prompt')) {
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executedOnLoaded = true;
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executeCallbacks(uiLoadedCallbacks);
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}
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executeCallbacks(uiUpdateCallbacks, m);
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const newTab = get_uiCurrentTab();
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if (newTab && (newTab !== uiCurrentTab)) {
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uiCurrentTab = newTab;
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executeCallbacks(uiTabChangeCallbacks);
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}
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});
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mutationObserver.observe(gradioApp(), {childList: true, subtree: true});
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});
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/**
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* Add a ctrl+enter as a shortcut to start a generation
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*/
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document.addEventListener('keydown', function(e) {
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var handled = false;
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if (e.key !== undefined) {
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if ((e.key == "Enter" && (e.metaKey || e.ctrlKey || e.altKey))) handled = true;
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} else if (e.keyCode !== undefined) {
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if ((e.keyCode == 13 && (e.metaKey || e.ctrlKey || e.altKey))) handled = true;
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}
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if (handled) {
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var button = get_uiCurrentTabContent().querySelector('button[id$=_generate]');
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if (button) {
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button.click();
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}
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e.preventDefault();
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}
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});
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/**
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* checks that a UI element is not in another hidden element or tab content
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*/
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function uiElementIsVisible(el) {
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if (el === document) {
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return true;
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}
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const computedStyle = getComputedStyle(el);
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const isVisible = computedStyle.display !== 'none';
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const clRect = el.getBoundingClientRect();
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const windowHeight = window.innerHeight;
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const onScreen = clRect.bottom > 0 && clRect.top < windowHeight;
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if (!isVisible || !onScreen) return false;
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return uiElementIsVisible(el.parentNode);
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}
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