1 /* 2 * Copyright (c) 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 #ifndef OHOS_HDI_BLUETOOTH_HCI_V1_0_REMOTE_DEATH_RECIPIENT_H 16 #define OHOS_HDI_BLUETOOTH_HCI_V1_0_REMOTE_DEATH_RECIPIENT_H 17 18 #include <functional> 19 20 #include "iremote_object.h" 21 #include "refbase.h" 22 23 namespace OHOS { 24 namespace HDI { 25 namespace Bluetooth { 26 namespace Hci { 27 namespace V1_0 { 28 class RemoteDeathRecipient : public IRemoteObject::DeathRecipient { 29 public: RemoteDeathRecipient(std::function<void (const wptr<IRemoteObject> &)> callback)30 explicit RemoteDeathRecipient(std::function<void(const wptr<IRemoteObject> &)> callback) 31 { 32 callback_ = callback; 33 } ~RemoteDeathRecipient()34 ~RemoteDeathRecipient() 35 { 36 callback_ = nullptr; 37 } 38 OnRemoteDied(const wptr<IRemoteObject> & object)39 void OnRemoteDied(const wptr<IRemoteObject> &object) 40 { 41 if (callback_ != nullptr) { 42 callback_(object); 43 } 44 } 45 46 private: 47 std::function<void(const wptr<IRemoteObject> &)> callback_; 48 }; 49 } // namespace V1_0 50 } // namespace Hci 51 } // namespace Bluetooth 52 } // namespace HDI 53 } // OHOS 54 55 #endif // OHOS_HDI_BLUETOOTH_HCI_V1_0_REMOTE_DEATH_RECIPIENT_H 56