1 /* 2 * Copyright (C) 2014 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 package android.media; 17 18 import android.util.IntArray; 19 import com.android.server.LocalServices; 20 21 /** 22 * Class for system services to access extra AudioManager functionality. The 23 * AudioService is responsible for registering an implementation with 24 * {@link LocalServices}. 25 * 26 * @hide 27 */ 28 public abstract class AudioManagerInternal { 29 30 public abstract void adjustSuggestedStreamVolumeForUid(int streamType, int direction, 31 int flags, String callingPackage, int uid); 32 33 public abstract void adjustStreamVolumeForUid(int streamType, int direction, int flags, 34 String callingPackage, int uid); 35 36 public abstract void setStreamVolumeForUid(int streamType, int direction, int flags, 37 String callingPackage, int uid); 38 39 public abstract void setRingerModeDelegate(RingerModeDelegate delegate); 40 41 public abstract int getRingerModeInternal(); 42 43 public abstract void setRingerModeInternal(int ringerMode, String caller); 44 45 public abstract void silenceRingerModeInternal(String caller); 46 47 public abstract void updateRingerModeAffectedStreamsInternal(); 48 49 public abstract void setAccessibilityServiceUids(IntArray uids); 50 51 public interface RingerModeDelegate { 52 /** Called when external ringer mode is evaluated, returns the new internal ringer mode */ 53 int onSetRingerModeExternal(int ringerModeOld, int ringerModeNew, String caller, 54 int ringerModeInternal, VolumePolicy policy); 55 56 /** Called when internal ringer mode is evaluated, returns the new external ringer mode */ 57 int onSetRingerModeInternal(int ringerModeOld, int ringerModeNew, String caller, 58 int ringerModeExternal, VolumePolicy policy); 59 60 boolean canVolumeDownEnterSilent(); 61 62 int getRingerModeAffectedStreams(int streams); 63 } 64 } 65
