33 lines
1.1 KiB
C++
33 lines
1.1 KiB
C++
// Copyright 2021 The Chromium Authors
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#ifndef BASE_TASK_DELAY_POLICY_H_
|
|
#define BASE_TASK_DELAY_POLICY_H_
|
|
|
|
namespace base {
|
|
namespace subtle {
|
|
|
|
// Policies affecting how a delayed task is scheduled when a TimeTicks is
|
|
// specified.
|
|
enum class DelayPolicy {
|
|
// A delayed task with kFlexibleNoSooner may not run any sooner than the
|
|
// specified time, but might run slightly after. This is the behavior implied
|
|
// by PostDelayedTask.
|
|
kFlexibleNoSooner,
|
|
// A delayed task with kFlexiblePreferEarly means the task should attempt to
|
|
// run near the deadline and preferably a little bit before than after if the
|
|
// scheduler applies slack.
|
|
kFlexiblePreferEarly,
|
|
// A delayed task with kPrecise means it may not run any sooner than the
|
|
// specified time and preferably as close as possible to the specified time,
|
|
// which may affect scheduling policies if the scheduler usually applies
|
|
// slack.
|
|
kPrecise,
|
|
};
|
|
|
|
} // namespace subtle
|
|
} // namespace base
|
|
|
|
#endif // BASE_TASK_SEQUENCED_TASK_RUNNER_H_
|