1/*
2 * Copyright (C) 2008 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.bluetooth;
18
19import android.bluetooth.BluetoothDevice;
20
21/**
22 * API for Bluetooth Headset service
23 *
24 * {@hide}
25 */
26interface IBluetoothHeadset {
27    // Public API
28    boolean connect(in BluetoothDevice device);
29    boolean disconnect(in BluetoothDevice device);
30    List<BluetoothDevice> getConnectedDevices();
31    List<BluetoothDevice> getDevicesMatchingConnectionStates(in int[] states);
32    int getConnectionState(in BluetoothDevice device);
33    boolean setPriority(in BluetoothDevice device, int priority);
34    int getPriority(in BluetoothDevice device);
35    boolean startVoiceRecognition(in BluetoothDevice device);
36    boolean stopVoiceRecognition(in BluetoothDevice device);
37    boolean isAudioConnected(in BluetoothDevice device);
38
39    // APIs that can be made public in future
40    int getBatteryUsageHint(in BluetoothDevice device);
41
42    // Internal functions, not be made public
43    boolean acceptIncomingConnect(in BluetoothDevice device);
44    boolean rejectIncomingConnect(in BluetoothDevice device);
45    int getAudioState(in BluetoothDevice device);
46
47    boolean isAudioOn();
48    boolean connectAudio();
49    boolean disconnectAudio();
50    boolean startScoUsingVirtualVoiceCall(in BluetoothDevice device);
51    boolean stopScoUsingVirtualVoiceCall(in BluetoothDevice device);
52    void phoneStateChanged(int numActive, int numHeld, int callState, String number, int type);
53    void roamChanged(boolean roam);
54    void clccResponse(int index, int direction, int status, int mode, boolean mpty,
55                      String number, int type);
56}
57