30 lines
915 B
C
30 lines
915 B
C
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// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_UPDATEABLE_SEQUENCED_TASK_RUNNER_H_
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#define BASE_UPDATEABLE_SEQUENCED_TASK_RUNNER_H_
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#include "base/sequenced_task_runner.h"
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#include "base/task/task_traits.h"
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namespace base {
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// A SequencedTaskRunner whose posted tasks' priorities can be updated.
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class BASE_EXPORT UpdateableSequencedTaskRunner : public SequencedTaskRunner {
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public:
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// Updates the priority for tasks posted through this TaskRunner to
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// |priority|.
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virtual void UpdatePriority(TaskPriority priority) = 0;
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protected:
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UpdateableSequencedTaskRunner() = default;
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~UpdateableSequencedTaskRunner() override = default;
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DISALLOW_COPY_AND_ASSIGN(UpdateableSequencedTaskRunner);
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};
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} // namespace base
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#endif // BASE_UPDATEABLE_SEQUENCED_TASK_RUNNER_H_
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