function _setListeners() {
        this.tabBar.on('tabchange', function(event) {
            _updateView.call(this, event);
            this._eventOutput.emit('tabchange', {
                target: this,
                index: event.index,
                oldIndex: event.oldIndex,
                item: this._items[event.index],
                oldItem: ((event.oldIndex >= 0) && (event.oldIndex < this._items.length)) ? this._items[event.oldIndex] : undefined
            });
        }.bind(this));
    }
function _setListeners() {
        this.tabBar.on('tabchange', function(event) {
            _updateView.call(this, event);
            this._eventOutput.emit('tabchange', {
                target: this,
                index: event.index,
                oldIndex: event.oldIndex,
                item: this._items[event.index],
                oldItem: ((event.oldIndex >= 0) && (event.oldIndex < this._items.length)) ? this._items[event.oldIndex] : undefined
            });
        }.bind(this));
    }
function _setListeners ( ) { this . tabBar . on ( 'tabchange' , function ( event ) { _updateView . call ( this , event ) ; this . _eventOutput . emit ( 'tabchange' , { target : this , index : event . index , oldIndex : event . oldIndex , item : this . _items [ event . index ] , oldItem : ( ( event . oldIndex >= 0 ) && ( event . oldIndex < this . _items . length ) ) ? this . _items [ event . oldIndex ] : undefined } ) ; } . bind ( this ) ) ; }
Sets the listeners.
Sets the listeners .