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 ACCESS_APP_MANAGER_ACCESS_CLIENT_H 17 #define ACCESS_APP_MANAGER_ACCESS_CLIENT_H 18 19 #include <mutex> 20 #include <string> 21 22 #include "app_status_change_callback.h" 23 #include "app_manager_death_callback.h" 24 #include "nocopyable.h" 25 26 namespace OHOS { 27 namespace Security { 28 namespace AccessToken { 29 class AppManagerAccessClient final { 30 public: 31 static AppManagerAccessClient& GetInstance(); 32 virtual ~AppManagerAccessClient(); 33 34 int32_t RegisterApplicationStateObserver(const sptr<IApplicationStateObserver>& observer); 35 int32_t UnregisterApplicationStateObserver(const sptr<IApplicationStateObserver>& observer); 36 int32_t GetForegroundApplications(std::vector<AppStateData>& list); 37 void RegisterDeathCallback(const std::shared_ptr<AppManagerDeathCallback>& callback); 38 void OnRemoteDiedHandle(); 39 40 enum class Message { 41 REGISTER_APPLICATION_STATE_OBSERVER = 12, 42 UNREGISTER_APPLICATION_STATE_OBSERVER = 13, 43 GET_FOREGROUND_APPLICATIONS = 14, 44 }; 45 46 private: 47 AppManagerAccessClient(); 48 DISALLOW_COPY_AND_MOVE(AppManagerAccessClient); 49 50 class AppMgrDeathRecipient : public IRemoteObject::DeathRecipient { 51 public: AppMgrDeathRecipient()52 AppMgrDeathRecipient() {} 53 virtual ~AppMgrDeathRecipient() override = default; 54 void OnRemoteDied(const wptr<IRemoteObject>& object) override; 55 }; 56 57 void InitProxy(); 58 sptr<IRemoteObject> GetProxy(); 59 void ReleaseProxy(); 60 61 sptr<AppMgrDeathRecipient> serviceDeathObserver_ = nullptr; 62 std::mutex proxyMutex_; 63 std::mutex deathCallbackMutex_; 64 sptr<IRemoteObject> proxy_ = nullptr; 65 std::vector<std::shared_ptr<AppManagerDeathCallback>> appManagerDeathCallbackList_; 66 }; 67 } // namespace AccessToken 68 } // namespace Security 69 } // namespace OHOS 70 #endif // ACCESS_APP_MANAGER_ACCESS_CLIENT_H 71 72