1 /* 2 * Copyright (C) 2024-2024 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 TELEPHONY_DISTRIBUTED_COMMUNICATION_SOURCE_SWITCH_CONTROLLER_H 17 #define TELEPHONY_DISTRIBUTED_COMMUNICATION_SOURCE_SWITCH_CONTROLLER_H 18 19 #ifdef ABILITY_BLUETOOTH_SUPPORT 20 #include "bluetooth_hfp_ag.h" 21 #endif 22 23 #include "distributed_device_switch_controller.h" 24 25 namespace OHOS { 26 namespace Telephony { 27 #ifdef ABILITY_BLUETOOTH_SUPPORT 28 class DcCallSourceHfpListener : public Bluetooth::HandsFreeAudioGatewayObserver { 29 public: 30 DcCallSourceHfpListener() = default; 31 ~DcCallSourceHfpListener() override = default; 32 void OnHfpStackChanged(const Bluetooth::BluetoothRemoteDevice &device, int32_t action) override; 33 34 private: 35 BLUETOOTH_DISALLOW_COPY_AND_ASSIGN(DcCallSourceHfpListener); 36 bool IsNeedSwitchToSource(const Bluetooth::BluetoothRemoteDevice &device, int32_t action); 37 }; 38 #endif 39 40 class DistributedSourceSwitchController : public DistributedDeviceSwitchController { 41 public: 42 DistributedSourceSwitchController() = default; 43 ~DistributedSourceSwitchController() override = default; 44 void OnDeviceOnline(const std::string &devId, const std::string &devName, AudioDeviceType devType) override; 45 void OnDeviceOffline(const std::string &devId, const std::string &devName, AudioDeviceType devType) override; 46 void OnDistributedAudioDeviceChange(const std::string &devId, const std::string &devName, 47 AudioDeviceType devType, int32_t devRole) override; 48 void OnRemoveSystemAbility() override; 49 50 bool SwitchDevice(const std::string &devId, int32_t direction) override; 51 52 private: 53 std::string GetDevAddress(const std::string &devId, const std::string &devName); 54 55 private: 56 #ifdef ABILITY_BLUETOOTH_SUPPORT 57 std::shared_ptr<DcCallSourceHfpListener> hfpListener_{nullptr}; 58 #endif 59 }; 60 } // namespace Telephony 61 } // namespace OHOS 62 63 #endif // TELEPHONY_DISTRIBUTED_COMMUNICATION_SOURCE_SWITCH_CONTROLLER_H 64