1/* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.support.v4.media; 18 19/** 20 * A listener for playback changes that can be registered with 21 * {@link TransportController}. 22 */ 23public class TransportStateListener { 24 /** 25 * The play state of the transport changed. Use 26 * {@link android.support.v4.media.TransportController#isPlaying() 27 * TransportController.isPlaying()} to determine the new state. 28 */ 29 public void onPlayingChanged(TransportController controller) { 30 } 31 32 /** 33 * The available controls of the transport changed. Use 34 * {@link TransportController#getTransportControlFlags()} 35 * TransportController.getTransportControlFlags()} to determine the new state. 36 */ 37 public void onTransportControlsChanged(TransportController controller) { 38 } 39} 40