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 */
16package android.media;
17
18import android.os.IBinder;
19
20import com.android.server.LocalServices;
21
22/**
23 * Class for system services to access extra AudioManager functionality. The
24 * AudioService is responsible for registering an implementation with
25 * {@link LocalServices}.
26 *
27 * @hide
28 */
29public abstract class AudioManagerInternal {
30
31    public abstract void adjustSuggestedStreamVolumeForUid(int streamType, int direction,
32            int flags,
33            String callingPackage, int uid);
34
35    public abstract void adjustStreamVolumeForUid(int streamType, int direction, int flags,
36            String callingPackage, int uid);
37
38    public abstract void setStreamVolumeForUid(int streamType, int direction, int flags,
39            String callingPackage, int uid);
40
41    public abstract void adjustMasterVolumeForUid(int steps, int flags, String callingPackage,
42            int uid);
43
44    public abstract void setMasterMuteForUid(boolean state, int flags, String callingPackage,
45            IBinder cb, int uid);
46
47    public abstract void setRingerModeDelegate(RingerModeDelegate delegate);
48
49    public abstract int getRingerModeInternal();
50
51    public abstract void setRingerModeInternal(int ringerMode, String caller);
52
53    public interface RingerModeDelegate {
54        /** Called when external ringer mode is evaluated, returns the new internal ringer mode */
55        int onSetRingerModeExternal(int ringerModeOld, int ringerModeNew, String caller,
56                int ringerModeInternal);
57
58        /** Called when internal ringer mode is evaluated, returns the new external ringer mode */
59        int onSetRingerModeInternal(int ringerModeOld, int ringerModeNew, String caller,
60                int ringerModeExternal);
61    }
62}
63