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40e1fac3d4
Warn users they have defined the min/max macros which is not compatible with other code from the standard library or FTXUI. Co-authored-by: Sylko Olzscher <sylko.olzscher@solostec.ch> Co-authored-by: ArthurSonzogni <sonzogniarthur@gmail.com>
38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
// Copyright 2024 Arthur Sonzogni. All rights reserved.
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// Use of this source code is governed by the MIT license that can be found in
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// the LICENSE file.
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#ifndef TASK_QUEUE_HPP
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#define TASK_QUEUE_HPP
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#include <queue>
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#include <variant>
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#include "ftxui/component/task_internal.hpp" // for PendingTask, Task
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namespace ftxui::task {
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/// A task queue that schedules tasks to be executed in the future. Tasks can be
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/// scheduled to be executed immediately, or after a certain duration.
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/// - The tasks are executed in the order they were scheduled.
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/// - If multiple tasks are scheduled to be executed at the same time, they are
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/// executed in the order they were scheduled.
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/// - If a task is scheduled to be executed in the past, it is executed
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/// immediately.
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struct TaskQueue {
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auto PostTask(PendingTask task) -> void;
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using MaybeTask =
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std::variant<Task, std::chrono::steady_clock::duration, std::monostate>;
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auto Get() -> MaybeTask;
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bool HasImmediateTasks() const { return !immediate_tasks_.empty(); }
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private:
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std::queue<PendingTask> immediate_tasks_;
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std::priority_queue<PendingTask> delayed_tasks_;
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};
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} // namespace ftxui::task
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#endif
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