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 ST_DEVICE_STATUS_LISTENER_H
17 #define ST_DEVICE_STATUS_LISTENER_H
18 
19 #include <servmgr_hdi.h>
20 
21 #include "audio_adapter_info.h"
22 #include "idevice_status_observer.h"
23 #include "audio_pnp_server.h"
24 
25 namespace OHOS {
26 namespace AudioStandard {
27 class AudioPnpStatusCallback;
28 class DeviceStatusListener {
29 public:
30     DeviceStatusListener(IDeviceStatusObserver &observer);
31     ~DeviceStatusListener();
32 
33     int32_t RegisterDeviceStatusListener();
34     int32_t UnRegisterDeviceStatusListener();
35 
36     IDeviceStatusObserver &deviceObserver_;
37     void OnPnpDeviceStatusChanged(const std::string &info);
38     void OnMicrophoneBlocked(const std::string &info);
39 
40 private:
41     AudioPnpServer *audioPnpServer_;
42     std::shared_ptr<AudioPnpStatusCallback> pnpDeviceCB_ = nullptr;
43     struct HDIServiceManager *hdiServiceManager_;
44     struct ServiceStatusListener *listener_;
45 };
46 
47 class AudioPnpStatusCallback : public AudioPnpDeviceChangeCallback {
48 public:
49     AudioPnpStatusCallback();
50 
51     virtual ~AudioPnpStatusCallback();
52 
53     void OnPnpDeviceStatusChanged(const std::string &info);
54 
55     void OnMicrophoneBlocked(const std::string &info);
56 
57     void SetDeviceStatusListener(DeviceStatusListener *listener);
58 private:
59     DeviceStatusListener *listener_ = nullptr;
60 };
61 } // namespace AudioStandard
62 } // namespace OHOS
63 
64 #endif // ST_DEVICE_STATUS_LISTENER_H
65