1 /*
2  * Copyright (C) 2021-2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef OHOS_BLUETOOTH_STANDARD_A2DP_SRC_OBSERVER_INTERFACE_H
17 #define OHOS_BLUETOOTH_STANDARD_A2DP_SRC_OBSERVER_INTERFACE_H
18 
19 #include "bluetooth_service_ipc_interface_code.h"
20 #include "iremote_broker.h"
21 #include "../common/raw_address.h"
22 #include "../parcel/bluetooth_a2dp_a2dpCodecInfo.h"
23 
24 namespace OHOS {
25 namespace Bluetooth {
26 using namespace OHOS::bluetooth;
27 class IBluetoothA2dpSourceObserver : public OHOS::IRemoteBroker {
28 public:
29     DECLARE_INTERFACE_DESCRIPTOR(u"ohos.ipc.IBluetoothA2dpSourceObserver");
30 
31     enum Code {
32         BT_A2DP_SRC_OBSERVER_CONNECTION_STATE_CHANGED = 0,
33         BT_A2DP_SRC_OBSERVER_PLAYING_STATUS_CHANGED,
34         BT_A2DP_SRC_OBSERVER_CONFIGURATION_CHANGED,
35         BT_A2DP_SRC_OBSERVER_MEDIASTACK_CHANGED,
36         BT_A2DP_SRC_OBSERVER_VIRTUALDEVICE_CHANGED,
37     };
38 
39     virtual void OnConnectionStateChanged(const RawAddress &device, int state, int cause) = 0;
40     virtual void OnPlayingStatusChanged(const RawAddress &device, int playingState, int error) = 0;
41     virtual void OnConfigurationChanged(const RawAddress &device, const BluetoothA2dpCodecInfo &info, int error) = 0;
42     virtual void OnMediaStackChanged(const RawAddress &device, int action) = 0;
OnVirtualDeviceChanged(int32_t action,std::string address)43     virtual void OnVirtualDeviceChanged(int32_t action, std::string address) {};
44 };
45 }  // namespace Bluetooth
46 }  // namespace OHOS
47 #endif  // OHOS_BLUETOOTH_STANDARD_A2DP_SRC_OBSERVER_INTERFACE_H