mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-14 15:56:38 +03:00
f1c0468f70
### ARIA attributes - Add `aria-hidden="true"` to all decorative SVG icons (`icon.js`) - Implement missing `aria-label` for ad controls (`skip_ad_button.js`, `ad_info.js`) - Add `aria-pressed` to toggle buttons (mute, fullscreen, pip, loop, statistics, remote, stereoscopic) - Remove incorrect `aria-pressed` from one-shot action button (`recenter_vr.js`) - Add `role="menu"`, `aria-haspopup`, `aria-expanded` to menus (`overflow_menu.js`, `settings_menu.js`, `context_menu.js`) - Add `role="menuitemradio"` and `aria-checked` to selection menus (resolution, language, text, playback rate, etc.) - Add `role="toolbar"` to control panel (`controls.js`) - Add `role="heading"` to content title (`content_title.js`) ### Focus management - Restore focus to trigger button when menus close - Maintain focus on fullscreen button after toggle ### CSS - Add `forced-colors` media query for Windows high contrast mode ### Other - Add `alt=""` to seek bar thumbnail image - Add `aria-hidden="true"` to watermark canvas - Add accessibility unit tests for ARIA attributes - Remove redundant `aria-hidden` from checkmark icon (`ui_utils.js`) - Add ARIA terms to project spell-check dictionary Issue https://github.com/shaka-project/shaka-player/issues/3146
146 lines
3.6 KiB
JavaScript
146 lines
3.6 KiB
JavaScript
/*! @license
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* Shaka Player
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* Copyright 2016 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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goog.provide('shaka.ui.FullscreenButton');
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goog.require('shaka.ads.Utils');
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goog.require('shaka.ui.Controls');
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goog.require('shaka.ui.Element');
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goog.require('shaka.ui.Enums');
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goog.require('shaka.ui.Icon');
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goog.require('shaka.ui.Locales');
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goog.require('shaka.ui.Localization');
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goog.require('shaka.util.Dom');
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goog.require('shaka.util.MediaElementEvent');
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/**
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* @extends {shaka.ui.Element}
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* @final
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* @export
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*/
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shaka.ui.FullscreenButton = class extends shaka.ui.Element {
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/**
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* @param {!HTMLElement} parent
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* @param {!shaka.ui.Controls} controls
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*/
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constructor(parent, controls) {
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super(parent, controls);
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/** @private {HTMLMediaElement} */
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this.localVideo_ = this.controls.getLocalVideo();
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/** @private {!HTMLButtonElement} */
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this.button_ = shaka.util.Dom.createButton();
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this.button_.classList.add('shaka-fullscreen-button');
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this.button_.classList.add('shaka-tooltip');
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this.button_.classList.add('shaka-no-propagation');
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/** @private {shaka.ui.Icon} */
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this.icon_ = new shaka.ui.Icon(this.button_,
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shaka.ui.Enums.MaterialDesignSVGIcons['FULLSCREEN']);
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this.checkSupport_();
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this.parent.appendChild(this.button_);
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this.updateAriaLabel_();
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this.eventManager.listenMulti(
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this.localization,
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[
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shaka.ui.Localization.LOCALE_UPDATED,
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shaka.ui.Localization.LOCALE_CHANGED,
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], () => {
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this.updateAriaLabel_();
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});
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this.eventManager.listen(this.button_, 'click', async () => {
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if (!this.controls.isOpaque()) {
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return;
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}
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await this.controls.toggleFullScreen();
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this.button_.focus();
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});
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this.eventManager.listen(document, 'fullscreenchange', () => {
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this.updateIcon_();
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this.updateAriaLabel_();
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});
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this.eventManager.listenMulti(
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this.localVideo_,
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[
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shaka.util.MediaElementEvent.LOADED_METADATA,
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shaka.util.MediaElementEvent.LOADED_DATA,
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], () => {
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this.checkSupport_();
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});
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this.eventManager.listenMulti(
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this.adManager,
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[
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shaka.ads.Utils.AD_STARTED,
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shaka.ads.Utils.AD_STOPPED,
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], () => {
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this.checkSupport_();
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});
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}
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/**
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* @private
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*/
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checkSupport_() {
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// Don't show the button if fullscreen is not supported
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if (!this.controls.isFullScreenSupported()) {
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this.button_.classList.add('shaka-hidden');
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} else {
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this.button_.classList.remove('shaka-hidden');
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}
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}
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/**
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* @private
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*/
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updateAriaLabel_() {
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const LocIds = shaka.ui.Locales.Ids;
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const label = this.controls.isFullScreenEnabled() ?
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LocIds.EXIT_FULL_SCREEN : LocIds.FULL_SCREEN;
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this.button_.ariaLabel = this.localization.resolve(label);
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this.button_.ariaPressed =
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this.controls.isFullScreenEnabled() ? 'true' : 'false';
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}
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/**
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* @private
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*/
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updateIcon_() {
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this.icon_.use(this.controls.isFullScreenEnabled() ?
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shaka.ui.Enums.MaterialDesignSVGIcons['EXIT_FULLSCREEN'] :
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shaka.ui.Enums.MaterialDesignSVGIcons['FULLSCREEN'],
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);
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}
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};
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/**
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* @implements {shaka.extern.IUIElement.Factory}
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* @final
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*/
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shaka.ui.FullscreenButton.Factory = class {
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/** @override */
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create(rootElement, controls) {
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return new shaka.ui.FullscreenButton(rootElement, controls);
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}
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};
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shaka.ui.Controls.registerElement(
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'fullscreen', new shaka.ui.FullscreenButton.Factory());
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shaka.ui.Controls.registerBigElement(
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'fullscreen', new shaka.ui.FullscreenButton.Factory());
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