+/*! @method playerState:
+ * @abstract Returns controlled application's playing state.
+ * @result ITMTRemotePlayerState of the controlled application's playing state.
+ */
+- (ITMTRemotePlayerState)playerState;
+
+- (NSArray *)playlists;
+- (int)numberOfSongsInPlaylistAtIndex:(int)index;
+- (NSString *)classOfPlaylistAtIndex:(int)index;