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 16 #ifndef APP_MANAGER_PRIVACY_CLIENT_H 17 #define APP_MANAGER_PRIVACY_CLIENT_H 18 19 #include <mutex> 20 #include <string> 21 22 #include "app_status_change_callback.h" 23 #include "app_manager_death_recipient.h" 24 #include "app_manager_privacy_proxy.h" 25 #include "nocopyable.h" 26 27 namespace OHOS { 28 namespace Security { 29 namespace AccessToken { 30 class AppManagerPrivacyClient final { 31 public: 32 static AppManagerPrivacyClient& GetInstance(); 33 virtual ~AppManagerPrivacyClient(); 34 35 int32_t RegisterApplicationStateObserver(const sptr<IApplicationStateObserver>& observer); 36 int32_t UnregisterApplicationStateObserver(const sptr<IApplicationStateObserver>& observer); 37 int32_t GetForegroundApplications(std::vector<AppStateData>& list); 38 39 void OnRemoteDiedHandle(); 40 41 private: 42 AppManagerPrivacyClient(); 43 DISALLOW_COPY_AND_MOVE(AppManagerPrivacyClient); 44 45 void InitProxy(); 46 sptr<IAppMgr> GetProxy(); 47 48 sptr<AppMgrDeathRecipient> serviceDeathObserver_ = nullptr; 49 std::mutex proxyMutex_; 50 sptr<IAppMgr> proxy_ = nullptr; 51 }; 52 } // namespace AccessToken 53 } // namespace Security 54 } // namespace OHOS 55 #endif // APP_MANAGER_PRIVACY_CLIENT_H 56 57