--- /dev/null
+'use strict';
+
+exports.__esModule = true;
+
+var _trackButton = require('../track-button.js');
+
+var _trackButton2 = _interopRequireDefault(_trackButton);
+
+var _component = require('../../component.js');
+
+var _component2 = _interopRequireDefault(_component);
+
+var _textTrackMenuItem = require('./text-track-menu-item.js');
+
+var _textTrackMenuItem2 = _interopRequireDefault(_textTrackMenuItem);
+
+var _offTextTrackMenuItem = require('./off-text-track-menu-item.js');
+
+var _offTextTrackMenuItem2 = _interopRequireDefault(_offTextTrackMenuItem);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+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; }
+
+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; } /**
+ * @file text-track-button.js
+ */
+
+
+/**
+ * The base class for buttons that toggle specific text track types (e.g. subtitles)
+ *
+ * @extends MenuButton
+ */
+var TextTrackButton = function (_TrackButton) {
+ _inherits(TextTrackButton, _TrackButton);
+
+ /**
+ * Creates an instance of this class.
+ *
+ * @param {Player} player
+ * The `Player` that this class should be attached to.
+ *
+ * @param {Object} [options={}]
+ * The key/value store of player options.
+ */
+ function TextTrackButton(player) {
+ var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+
+ _classCallCheck(this, TextTrackButton);
+
+ options.tracks = player.textTracks();
+
+ return _possibleConstructorReturn(this, _TrackButton.call(this, player, options));
+ }
+
+ /**
+ * Create a menu item for each text track
+ *
+ * @param {TextTrackMenuItem[]} [items=[]]
+ * Existing array of items to use during creation
+ *
+ * @return {TextTrackMenuItem[]}
+ * Array of menu items that were created
+ */
+
+
+ TextTrackButton.prototype.createItems = function createItems() {
+ var items = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
+
+ // Add an OFF menu item to turn all tracks off
+ items.push(new _offTextTrackMenuItem2['default'](this.player_, { kind: this.kind_ }));
+ this.hideThreshold_ += 1;
+
+ var tracks = this.player_.textTracks();
+
+ if (!tracks) {
+ return items;
+ }
+
+ for (var i = 0; i < tracks.length; i++) {
+ var track = tracks[i];
+
+ // only add tracks that are of the appropriate kind and have a label
+ if (track.kind === this.kind_) {
+ items.push(new _textTrackMenuItem2['default'](this.player_, {
+ track: track,
+ // MenuItem is selectable
+ selectable: true
+ }));
+ }
+ }
+
+ return items;
+ };
+
+ return TextTrackButton;
+}(_trackButton2['default']);
+
+_component2['default'].registerComponent('TextTrackButton', TextTrackButton);
+exports['default'] = TextTrackButton;