mirror of
https://github.com/openharmony/tools_previewer.git
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sambaby
45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef EVENT_QUEUE_H
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#define EVENT_QUEUE_H
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#include <iostream>
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#include <queue>
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#include <chrono>
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#include <functional>
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namespace OHOS::AppExecFwk {
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using Callback = std::function<void()>;
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class EventTask {
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public:
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EventTask(size_t order, Callback task, std::chrono::steady_clock::time_point targetTime);
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EventTask(const EventTask& other);
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EventTask& operator=(const EventTask& other);
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~EventTask();
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const Callback& GetTask() const;
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std::chrono::steady_clock::time_point GetTargetTime() const;
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bool operator>(const EventTask& other) const;
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private:
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size_t order;
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Callback task;
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std::chrono::steady_clock::time_point targetTime;
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};
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using EventQueue = std::priority_queue<EventTask, std::deque<EventTask>, std::greater<EventTask>>;
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}
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#endif // EVENT_QUEUE_H
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