1 /*
2  * Copyright (c) 2021-2024 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 AUDIO_POLICY_MANAGER_LISTENER_STUB_H
17 #define AUDIO_POLICY_MANAGER_LISTENER_STUB_H
18 
19 #include <thread>
20 
21 #include "audio_system_manager.h"
22 #include "audio_interrupt_callback.h"
23 #include "i_standard_audio_policy_manager_listener.h"
24 
25 namespace OHOS {
26 namespace AudioStandard {
27 class AudioPolicyManagerListenerStub : public IRemoteStub<IStandardAudioPolicyManagerListener> {
28 public:
29     AudioPolicyManagerListenerStub();
30     virtual ~AudioPolicyManagerListenerStub();
31 
32     // IStandardAudioManagerListener override
33     int OnRemoteRequest(uint32_t code, MessageParcel &data,
34         MessageParcel &reply, MessageOption &option) override;
35     void OnInterrupt(const InterruptEventInternal &interruptEvent) override;
36     void OnAvailableDeviceChange(const AudioDeviceUsage usage, const DeviceChangeAction &deviceChangeAction) override;
37     bool OnQueryClientType(const std::string &bundleName, uint32_t uid) override;
38     // AudioManagerListenerStub
39     void SetInterruptCallback(const std::weak_ptr<AudioInterruptCallback> &callback);
40     void SetAvailableDeviceChangeCallback(const std::weak_ptr<AudioManagerAvailableDeviceChangeCallback> &cb);
41     void SetQueryClientTypeCallback(const std::weak_ptr<AudioQueryClientTypeCallback> &cb);
42 private:
43     void ReadInterruptEventParams(MessageParcel &data, InterruptEventInternal &interruptEvent);
44     void ReadAudioDeviceChangeData(MessageParcel &data, DeviceChangeAction &devChange);
45 
46     std::weak_ptr<AudioInterruptCallback> callback_;
47     std::weak_ptr<AudioManagerAvailableDeviceChangeCallback> audioAvailableDeviceChangeCallback_;
48     std::weak_ptr<AudioQueryClientTypeCallback> audioQueryClientTypeCallback_;
49 };
50 } // namespace AudioStandard
51 } // namespace OHOS
52 #endif // AUDIO_POLICY_MANAGER_LISTENER_STUB_H
53