1 /* 2 * Copyright (c) 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 OHOS_ABILITY_RUNTIME_RENDER_STATE_OBSERVER_MANAGER_H 17 #define OHOS_ABILITY_RUNTIME_RENDER_STATE_OBSERVER_MANAGER_H 18 19 #include <vector> 20 #include "app_running_record.h" 21 #include "irender_state_observer.h" 22 #include "singleton.h" 23 #include "task_handler_wrap.h" 24 25 namespace OHOS { 26 namespace AppExecFwk { 27 class RenderStateObserverManager : public std::enable_shared_from_this<RenderStateObserverManager> { 28 DECLARE_DELAYED_SINGLETON(RenderStateObserverManager); 29 public: 30 void Init(); 31 int32_t RegisterRenderStateObserver(const sptr<IRenderStateObserver> &observer); 32 int32_t UnregisterRenderStateObserver(const sptr<IRenderStateObserver> &observer); 33 int32_t OnRenderStateChanged(const std::shared_ptr<RenderRecord> &renderRecord, int32_t state); 34 private: 35 void OnObserverDied(const wptr<IRemoteObject> &remote); 36 void HandleRegisterRenderStateObserver(const sptr<IRenderStateObserver> &observer); 37 void HandleUnregisterRenderStateObserver(const sptr<IRenderStateObserver> &observer); 38 void HandleOnRenderStateChanged(const std::shared_ptr<RenderRecord> &renderRecord, int32_t state); 39 RenderStateData WrapRenderStateData(const std::shared_ptr<RenderRecord> &renderRecord, 40 int32_t state); 41 42 sptr<IRemoteObject::DeathRecipient> deathRecipient_; 43 std::vector<sptr<IRenderStateObserver>> observerList_; 44 std::shared_ptr<AAFwk::TaskHandlerWrap> handler_; 45 }; 46 47 class RenderStateObserverRecipient : public IRemoteObject::DeathRecipient { 48 public: 49 using RemoteDiedHandler = std::function<void(const wptr<IRemoteObject> &)>; 50 explicit RenderStateObserverRecipient(RemoteDiedHandler handler); 51 virtual ~RenderStateObserverRecipient(); 52 virtual void OnRemoteDied(const wptr<IRemoteObject> &remote); 53 private: 54 RemoteDiedHandler handler_; 55 }; 56 } // namespace AppExecFwk 57 } // namespace OHOS 58 59 #endif // OHOS_ABILITY_RUNTIME_RENDER_STATE_OBSERVER_MANAGER_H 60