1 /* 2 * Copyright (C) 2011 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 17 package android.media; 18 19 import android.app.PendingIntent; 20 import android.content.ComponentName; 21 import android.graphics.Bitmap; 22 import android.os.Bundle; 23 24 /** 25 * @hide 26 * Interface registered through AudioManager of an object that displays information 27 * received from a remote control client. 28 * {@see AudioManager#registerRemoteControlDisplay(IRemoteControlDisplay)}. 29 */ 30 oneway interface IRemoteControlDisplay 31 { 32 /** 33 * Sets the generation counter of the current client that is displayed on the remote control. 34 * @param clientGeneration the new RemoteControlClient generation 35 * @param clientMediaIntent the PendingIntent associated with the client. 36 * May be null, which implies there is no registered media button event receiver. 37 * @param clearing true if the new client generation value maps to a remote control update 38 * where the display should be cleared. 39 */ setCurrentClientId(int clientGeneration, in PendingIntent clientMediaIntent, boolean clearing)40 void setCurrentClientId(int clientGeneration, in PendingIntent clientMediaIntent, 41 boolean clearing); 42 setPlaybackState(int generationId, int state, long stateChangeTimeMs)43 void setPlaybackState(int generationId, int state, long stateChangeTimeMs); 44 setTransportControlFlags(int generationId, int transportControlFlags)45 void setTransportControlFlags(int generationId, int transportControlFlags); 46 setMetadata(int generationId, in Bundle metadata)47 void setMetadata(int generationId, in Bundle metadata); 48 setArtwork(int generationId, in Bitmap artwork)49 void setArtwork(int generationId, in Bitmap artwork); 50 51 /** 52 * To combine metadata text and artwork in one binder call 53 */ setAllMetadata(int generationId, in Bundle metadata, in Bitmap artwork)54 void setAllMetadata(int generationId, in Bundle metadata, in Bitmap artwork); 55 } 56