1 /* 2 * Copyright (C) 2025 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 BACKGROUND_EVENT_HANDLER_H 17 #define BACKGROUND_EVENT_HANDLER_H 18 19 #include "refbase.h" 20 #ifdef USE_EFFICIENCY_MANAGER 21 #include "suspend_state_observer_stub.h" 22 #endif //USE_EFFICIENCY_MANAGER 23 24 namespace OHOS { 25 namespace MediaAVCodec { 26 #ifdef USE_EFFICIENCY_MANAGER 27 class SuspendStateObserverStubObj : public SuspendManager::SuspendStateObserverStub { 28 public: 29 ErrCode OnActive(const std::vector<int32_t> &pidList, const int32_t uid) override; 30 ErrCode OnDoze(const int32_t uid) override; 31 ErrCode OnFrozen(const std::vector<int32_t> &pidList, const int32_t uid) override; 32 ErrCode OnFrozenUid(const int32_t uid, const uint32_t reasonId) override; 33 }; 34 #endif //USE_EFFICIENCY_MANAGER 35 36 class BackGroundEventHandler { 37 public: 38 static BackGroundEventHandler &GetInstance(); 39 BackGroundEventHandler(); 40 ~BackGroundEventHandler() = default; 41 void RegisterSuspendObserver(); 42 void UnregisterSuspendObserver(); 43 44 private: 45 #ifdef USE_EFFICIENCY_MANAGER 46 sptr<SuspendStateObserverStubObj> suspendObservers_ = nullptr; 47 #endif //USE_EFFICIENCY_MANAGER 48 }; 49 } // namespace MediaAVCodec 50 } // namespace OHOS 51 #endif //BACKGROUND_EVENT_HANDLER_H