96 lines
3 KiB
JavaScript
96 lines
3 KiB
JavaScript
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import videojs from 'video.js';
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const IS_DEV = process.env.NODE_ENV !== 'production';
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const CONTROL_BAR = 'ControlBar';
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const PLAYBACK_RATE_MENU_BUTTON = 'PlaybackRateMenuButton';
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const MENU = 'Menu';
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const Menu = videojs.getComponent(MENU);
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const PlaybackRateMenuButton = videojs.getComponent(PLAYBACK_RATE_MENU_BUTTON);
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class LbryPlaybackRateMenuButton extends PlaybackRateMenuButton {
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static replaceExisting(player) {
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try {
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const controlBar = player.getChild(CONTROL_BAR);
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const playbackRateMenuButton = controlBar.getChild(PLAYBACK_RATE_MENU_BUTTON);
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controlBar.removeChild(playbackRateMenuButton);
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controlBar.addChild(new LbryPlaybackRateMenuButton(player));
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} catch (error) {
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if (IS_DEV) throw Error('\n\nvideojs.jsx: Playback rate hierarchy changed?\n\n' + error);
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}
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}
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constructor(player, options = {}) {
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super(player, options);
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}
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/**
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* The default behavior cycles through the selection, while the popup is
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* invoked by hover. We have removed the hover behavior (1637) since it is
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* annoying when accidentally hovered, and it's also needed to address a
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* z-order issue.
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*
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* With the hover behavior gone, we need to override the default click
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* behavior to invoke the popup instead of cycling through the settings.
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*
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* Ref: https://github.com/videojs/video.js/issues/3394#issuecomment-230793773
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* @param event
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*/
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handleClick(event) {
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if (this.buttonPressed_) {
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this.unpressButton();
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} else {
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this.pressButton();
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}
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}
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/**
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* The default menu behavior is to dismiss the popup when losing focus, unless
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* the new focus is on the associated button. The associated button is
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* specifically defined as the first child, but PlaybackRateMenuButton
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* implements it as the second child.
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*
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* Fixed by reversing the check to use `relatedTarget.parentElement` instead.
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* It shouldn't matter which sub-element was clicked, as long as it's part of
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* the button.
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*
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* @param event
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* @param menu
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*/
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handleMenuBlur(event, menu) {
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const relatedTarget = event.relatedTarget || document.activeElement;
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if (
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!menu.children().some((element) => {
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return element.el() === relatedTarget;
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})
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) {
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const btn = menu.menuButton_;
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if (btn && btn.buttonPressed_ && relatedTarget.parentElement !== btn.el()) {
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btn.unpressButton();
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}
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}
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}
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createMenu() {
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const menu = new Menu(this.player_, { menuButton: this });
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// Override the original with ours. Must be done after the constructor
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// is called, as that is where `boundHandleBlur_` is originally set.
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menu.boundHandleBlur_ = (e) => this.handleMenuBlur(e, menu);
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this.hideThreshold_ = 0; // Must reset. See `MenuButton::createMenu` notes.
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this.items = this.createItems();
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if (this.items) {
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for (let i = 0; i < this.items.length; ++i) {
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menu.addItem(this.items[i]);
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}
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}
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return menu;
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}
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}
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export default LbryPlaybackRateMenuButton;
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