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 PASTEBOARD_PROGRESS_SIGNAL_H 17 #define PASTEBOARD_PROGRESS_SIGNAL_H 18 19 #include <condition_variable> 20 #include <memory> 21 #include <functional> 22 #include <singleton.h> 23 #include <string> 24 #include <unistd.h> 25 #include "visibility.h" 26 27 namespace OHOS { 28 namespace MiscServices { 29 class API_EXPORT ProgressSignalClient { 30 public: 31 static ProgressSignalClient &GetInstance(); 32 void Cancel(); 33 bool IsCanceled(); 34 bool CheckCancelIfNeed(); 35 void Init(); 36 void SetRemoteTaskCancel(); 37 38 private: 39 ProgressSignalClient() = default; 40 ~ProgressSignalClient() = default; 41 DISALLOW_COPY_AND_MOVE(ProgressSignalClient); 42 std::atomic_bool needCancel_{ false }; 43 std::atomic_bool remoteTask_{ false }; 44 static std::mutex mutex_; 45 static ProgressSignalClient *instance_; 46 }; 47 } // namespace MiscServices 48 } // namespace OHOS 49 #endif // PASTEBOARD_PROGRESS_SIGNAL_H