aleph1.co.uk Git - yaffs-website/blob - control-bar/text-track-controls/off-text-track-menu-item.js

   1 'use strict';
   2
   3 exports.__esModule = true;
   4
   5 var _textTrackMenuItem = require('./text-track-menu-item.js');
   6
   7 var _textTrackMenuItem2 = _interopRequireDefault(_textTrackMenuItem);
   8
   9 var _component = require('../../component.js');
  10
  11 var _component2 = _interopRequireDefault(_component);
  12
  13 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
  14
  15 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  16
  17 function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
  18
  19 function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; } /**
  20                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 * @file off-text-track-menu-item.js
  21                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 */
  22
  23
  24 /**
  25  * A special menu item for turning of a specific type of text track
  26  *
  27  * @extends TextTrackMenuItem
  28  */
  29 var OffTextTrackMenuItem = function (_TextTrackMenuItem) {
  30   _inherits(OffTextTrackMenuItem, _TextTrackMenuItem);
  31
  32   /**
  33    * Creates an instance of this class.
  34    *
  35    * @param {Player} player
  36    *        The `Player` that this class should be attached to.
  37    *
  38    * @param {Object} [options]
  39    *        The key/value store of player options.
  40    */
  41   function OffTextTrackMenuItem(player, options) {
  42     _classCallCheck(this, OffTextTrackMenuItem);
  43
  44     // Create pseudo track info
  45     // Requires options['kind']
  46     options.track = {
  47       player: player,
  48       kind: options.kind,
  49       label: options.kind + ' off',
  50       'default': false,
  51       mode: 'disabled'
  52     };
  53
  54     // MenuItem is selectable
  55     options.selectable = true;
  56
  57     var _this = _possibleConstructorReturn(this, _TextTrackMenuItem.call(this, player, options));
  58
  59     _this.selected(true);
  60     return _this;
  61   }
  62
  63   /**
  64    * Handle text track change
  65    *
  66    * @param {EventTarget~Event} event
  67    *        The event that caused this function to run
  68    */
  69
  70
  71   OffTextTrackMenuItem.prototype.handleTracksChange = function handleTracksChange(event) {
  72     var tracks = this.player().textTracks();
  73     var selected = true;
  74
  75     for (var i = 0, l = tracks.length; i < l; i++) {
  76       var track = tracks[i];
  77
  78       if (track.kind === this.track.kind && track.mode === 'showing') {
  79         selected = false;
  80         break;
  81       }
  82     }
  83
  84     this.selected(selected);
  85   };
  86
  87   return OffTextTrackMenuItem;
  88 }(_textTrackMenuItem2['default']);
  89
  90 _component2['default'].registerComponent('OffTextTrackMenuItem', OffTextTrackMenuItem);
  91 exports['default'] = OffTextTrackMenuItem;