1 /*
2  *  Copyright 2022 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.bluetooth;
18 
19 import android.bluetooth.BluetoothDevice;
20 
21 import java.util.List;
22 
23 /**
24  * Callback definitions for interacting with Volume Control service
25  *
26  * @hide
27  */
28 oneway interface IBluetoothVolumeControlCallback {
onVolumeOffsetChanged(in BluetoothDevice device, in int instanceId, in int volumeOffset)29     void onVolumeOffsetChanged(in BluetoothDevice device, in int instanceId, in int volumeOffset);
onVolumeOffsetAudioLocationChanged(in BluetoothDevice device, in int instanceId, in int audioLocation)30     void onVolumeOffsetAudioLocationChanged(in BluetoothDevice device, in int instanceId, in int audioLocation);
onVolumeOffsetAudioDescriptionChanged(in BluetoothDevice device, in int instanceId, in String audioDescription)31     void onVolumeOffsetAudioDescriptionChanged(in BluetoothDevice device, in int instanceId, in String audioDescription);
onDeviceVolumeChanged(in BluetoothDevice device, in int volume)32     void onDeviceVolumeChanged(in BluetoothDevice device, in int volume);
33 }
34