1 /* 2 * Copyright (c) 2023 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 EVENT_RUNNER_H 17 #define EVENT_RUNNER_H 18 19 #include <memory> 20 #include <mutex> 21 #include <thread> 22 #include "EventQueue.h" 23 24 namespace OHOS::AppExecFwk { 25 class EventRunner final { 26 public: 27 EventRunner() = default; 28 ~EventRunner() = default; 29 static EventRunner& Current(); 30 static EventRunner& GetMainEventRunner(); 31 void SetMainThreadId(std::thread::id id); 32 std::thread::id GetThreadId(); 33 bool IsCurrentRunnerThread(); 34 void Run(); 35 36 void PushTask(const Callback &callback, std::chrono::steady_clock::time_point targetTime); 37 38 private: 39 EventRunner(const EventRunner&) = delete; 40 EventRunner &operator=(const EventRunner&) = delete; 41 std::thread::id threadId; 42 EventQueue queue; 43 std::mutex mutex; 44 }; 45 } 46 #endif // EVENT_RUNNER_H 47