1 /*
2  * Copyright (c) 2024 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 OH_AUDIO_SESSION_MANAGER_H
17 #define OH_AUDIO_SESSION_MANAGER_H
18 
19 #include "audio_log.h"
20 #include "native_audio_session_manager.h"
21 #include "audio_session_manager.h"
22 
23 namespace OHOS {
24 namespace AudioStandard {
25 
26 class OHAudioSessionCallback : public AudioSessionCallback {
27 public:
OHAudioSessionCallback(OH_AudioSession_DeactivatedCallback callback)28     explicit OHAudioSessionCallback(OH_AudioSession_DeactivatedCallback callback)
29         : callback_(callback)
30     {
31     }
32 
33     void OnAudioSessionDeactive(const AudioSessionDeactiveEvent &deactiveEvent) override;
34 
GetCallback()35     OH_AudioSession_DeactivatedCallback GetCallback()
36     {
37         return callback_;
38     }
39 
~OHAudioSessionCallback()40     ~OHAudioSessionCallback()
41     {
42         AUDIO_INFO_LOG("~OHAudioSessionCallback called.");
43         callback_ = nullptr;
44     }
45 private:
46     OH_AudioSession_DeactivatedCallback callback_;
47 };
48 
49 class OHAudioSessionManager {
50 public:
51     ~OHAudioSessionManager();
52 
GetInstance()53     static OHAudioSessionManager* GetInstance()
54     {
55         if (!ohAudioSessionManager_) {
56             ohAudioSessionManager_ = new OHAudioSessionManager();
57         }
58         return ohAudioSessionManager_;
59     }
60 
61     OH_AudioCommon_Result ActivateAudioSession(const AudioSessionStrategy &strategy);
62 
63     OH_AudioCommon_Result DeactivateAudioSession();
64 
65     bool IsAudioSessionActivated();
66 
67     OH_AudioCommon_Result SetAudioSessionCallback(OH_AudioSession_DeactivatedCallback callback);
68 
69     OH_AudioCommon_Result UnsetAudioSessionCallback(OH_AudioSession_DeactivatedCallback callback);
70 
71 private:
72     OHAudioSessionManager();
73 
74     static OHAudioSessionManager *ohAudioSessionManager_;
75 
76     AudioSessionManager *audioSessionManager_ = AudioSessionManager::GetInstance();
77 };
78 
79 OHAudioSessionManager* OHAudioSessionManager::ohAudioSessionManager_ = nullptr;
80 
81 } // namespace AudioStandard
82 } // namespace OHOS
83 #endif // OH_AUDIO_SESSION_MANAGER_H