Files
shaka-player/ui/fullscreen_button.js
T
Joey Parrish c1d849bc9b Fix UI button types
The compiler is very picky about the use of the "disabled" property on
HTMLElement, since it is only defined on certain subclasses of that.
This adds a method to create a button with the correct type to satisfy
the compiler.

Issue #2528

Change-Id: I31cacd62a35acc87b245ab362dbab55d791cf34d
2020-04-28 21:40:53 +00:00

101 lines
2.5 KiB
JavaScript

/** @license
* Copyright 2016 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
goog.provide('shaka.ui.FullscreenButton');
goog.require('shaka.ui.Element');
goog.require('shaka.ui.Enums');
goog.require('shaka.ui.Locales');
goog.require('shaka.ui.Localization');
goog.require('shaka.util.Dom');
/**
* @extends {shaka.ui.Element}
* @final
* @export
*/
shaka.ui.FullscreenButton = class extends shaka.ui.Element {
/**
* @param {!HTMLElement} parent
* @param {!shaka.ui.Controls} controls
*/
constructor(parent, controls) {
super(parent, controls);
/** @private {!HTMLButtonElement} */
this.button_ = shaka.util.Dom.createButton();
this.button_.classList.add('shaka-fullscreen-button');
this.button_.classList.add('material-icons');
// Don't show the button if fullscreen is not supported
if (!document.fullscreenEnabled) {
this.button_.classList.add('shaka-hidden');
}
this.button_.textContent = shaka.ui.Enums.MaterialDesignIcons.FULLSCREEN;
this.parent.appendChild(this.button_);
this.updateAriaLabel_();
this.eventManager.listen(
this.localization, shaka.ui.Localization.LOCALE_UPDATED, () => {
this.updateAriaLabel_();
});
this.eventManager.listen(
this.localization, shaka.ui.Localization.LOCALE_CHANGED, () => {
this.updateAriaLabel_();
});
this.eventManager.listen(this.button_, 'click', async () => {
await this.controls.toggleFullScreen();
});
this.eventManager.listen(document, 'fullscreenchange', () => {
this.updateIcon_();
this.updateAriaLabel_();
});
}
/**
* @private
*/
updateAriaLabel_() {
const LocIds = shaka.ui.Locales.Ids;
const label = document.fullscreenElement ?
LocIds.EXIT_FULL_SCREEN : LocIds.FULL_SCREEN;
this.button_.setAttribute(shaka.ui.Constants.ARIA_LABEL,
this.localization.resolve(label));
}
/**
* @private
*/
updateIcon_() {
this.button_.textContent =
document.fullscreenElement ?
shaka.ui.Enums.MaterialDesignIcons.EXIT_FULLSCREEN :
shaka.ui.Enums.MaterialDesignIcons.FULLSCREEN;
}
};
/**
* @implements {shaka.extern.IUIElement.Factory}
* @final
*/
shaka.ui.FullscreenButton.Factory = class {
/** @override */
create(rootElement, controls) {
return new shaka.ui.FullscreenButton(rootElement, controls);
}
};
shaka.ui.Controls.registerElement(
'fullscreen', new shaka.ui.FullscreenButton.Factory());