// Copyright 2013 The Flutter Authors. All rights reserved. | |
// Use of this source code is governed by a BSD-style license that can be | |
// found in the LICENSE file. | |
#ifndef FLUTTER_SHELL_PLATFORM_WINDOWS_WINRT_TASK_RUNNER_H_ | |
#define FLUTTER_SHELL_PLATFORM_WINDOWS_WINRT_TASK_RUNNER_H_ | |
#include <windows.h> | |
#include <third_party/cppwinrt/generated/winrt/Windows.UI.Core.h> | |
#include <chrono> | |
#include <functional> | |
#include <thread> | |
#include "flutter/shell/platform/embedder/embedder.h" | |
#include "flutter/shell/platform/windows/task_runner.h" | |
namespace flutter { | |
// A custom task runner that uses a CoreDispatcher to schedule | |
// flutter tasks. | |
class TaskRunnerWinUwp : public TaskRunner { | |
public: | |
TaskRunnerWinUwp(DWORD main_thread_id, | |
const TaskExpiredCallback& on_task_expired); | |
~TaskRunnerWinUwp(); | |
TaskRunnerWinUwp(const TaskRunnerWinUwp&) = delete; | |
TaskRunnerWinUwp& operator=(const TaskRunnerWinUwp&) = delete; | |
// |TaskRunner| | |
bool RunsTasksOnCurrentThread() const override; | |
// |TaskRunner| | |
void PostFlutterTask(FlutterTask flutter_task, | |
uint64_t flutter_target_time_nanos) override; | |
// |TaskRunner| | |
void PostTask(TaskClosure task) override; | |
private: | |
DWORD main_thread_id_; | |
TaskExpiredCallback on_task_expired_; | |
winrt::Windows::UI::Core::CoreDispatcher dispatcher_{nullptr}; | |
}; | |
} // namespace flutter | |
#endif // FLUTTER_SHELL_PLATFORM_WINDOWS_WINRT_TASK_RUNNER_H_ |