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 PASTE_BOARD_DISTRIBUTE_MODULE_CONFIG_H 17 #define PASTE_BOARD_DISTRIBUTE_MODULE_CONFIG_H 18 19 #include <functional> 20 21 namespace OHOS { 22 namespace MiscServices { 23 class DistributedModuleConfig { 24 public: 25 using Observer = std::function<void(bool isOn)>; 26 static bool IsOn(); 27 static void Watch(Observer observer); 28 static void Notify(); 29 30 private: 31 static bool GetEnabledStatus(); 32 static Observer observer_; 33 static bool status_; 34 }; 35 } // namespace MiscServices 36 } // namespace OHOS 37 #endif // PASTE_BOARD_DISTRIBUTE_MODULE_CONFIG_H 38