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 IMF_WMS_CONNECTION_MONITOR_MANAGER_H 17 #define IMF_WMS_CONNECTION_MONITOR_MANAGER_H 18 #include <functional> 19 namespace OHOS { 20 namespace MiscServices { 21 using ChangeHandler = std::function<void(bool isConnected, int32_t userId, int32_t screenId)>; 22 class WmsConnectionMonitorManager { 23 public: 24 static WmsConnectionMonitorManager &GetInstance(); 25 void RegisterWMSConnectionChangedListener(const ChangeHandler &handler); 26 27 private: 28 WmsConnectionMonitorManager() = default; 29 }; 30 } // namespace MiscServices 31 } // namespace OHOS 32 33 #endif // IMF_WMS_CONNECTION_MONITOR_MANAGER_H 34