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 NAPI_BLUETOOTH_A2DP_SRC_OBSERVER_H_ 17 #define NAPI_BLUETOOTH_A2DP_SRC_OBSERVER_H_ 18 19 #include <shared_mutex> 20 #include "bluetooth_a2dp_src.h" 21 #include "napi_bluetooth_utils.h" 22 #include "napi_event_subscribe_module.h" 23 24 namespace OHOS { 25 namespace Bluetooth { 26 27 const char * const STR_BT_A2DP_SOURCE_CONNECTION_STATE_CHANGE = "connectionStateChange"; 28 29 class NapiA2dpSourceObserver : public A2dpSourceObserver { 30 public: 31 void OnConnectionStateChanged(const BluetoothRemoteDevice &device, int state, int cause) override; 32 33 NapiA2dpSourceObserver(); 34 ~NapiA2dpSourceObserver() override = default; 35 36 private: 37 friend class NapiA2dpSource; 38 NapiEventSubscribeModule eventSubscribe_; 39 }; 40 41 } // namespace Bluetooth 42 } // namespace OHOS 43 #endif /* NAPI_BLUETOOTH_A2DP_SRC_OBSERVER_H_ */