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1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef COMPONENTS_SCHEDULER_CHILD_SCHEDULER_TASK_RUNNER_DELEGATE_IMPL_H_ | |
6 #define COMPONENTS_SCHEDULER_CHILD_SCHEDULER_TASK_RUNNER_DELEGATE_IMPL_H_ | |
7 | |
8 #include "base/message_loop/message_loop.h" | |
9 #include "components/scheduler/child/scheduler_task_runner_delegate.h" | |
10 #include "components/scheduler/scheduler_export.h" | |
11 | |
12 namespace scheduler { | |
13 | |
14 class SCHEDULER_EXPORT SchedulerTaskRunnerDelegateImpl | |
15 : public SchedulerTaskRunnerDelegate { | |
16 public: | |
17 // |message_loop| is not owned and must outlive the lifetime of this object. | |
18 static scoped_refptr<SchedulerTaskRunnerDelegateImpl> Create( | |
19 base::MessageLoop* message_loop); | |
20 | |
21 // SchedulerTaskRunnerDelegate implementation | |
22 void SetDefaultTaskRunner( | |
23 scoped_refptr<base::SingleThreadTaskRunner> task_runner) override; | |
24 void RestoreDefaultTaskRunner() override; | |
25 bool PostDelayedTask(const tracked_objects::Location& from_here, | |
26 const base::Closure& task, | |
27 base::TimeDelta delay) override; | |
28 bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here, | |
29 const base::Closure& task, | |
30 base::TimeDelta delay) override; | |
31 bool RunsTasksOnCurrentThread() const override; | |
32 bool IsNested() const override; | |
33 | |
34 protected: | |
35 ~SchedulerTaskRunnerDelegateImpl() override; | |
36 | |
37 private: | |
38 explicit SchedulerTaskRunnerDelegateImpl(base::MessageLoop* message_loop); | |
39 | |
40 // Not owned. | |
41 base::MessageLoop* message_loop_; | |
42 scoped_refptr<SingleThreadTaskRunner> message_loop_task_runner_; | |
43 | |
44 DISALLOW_COPY_AND_ASSIGN(SchedulerTaskRunnerDelegateImpl); | |
45 }; | |
46 | |
47 } // namespace scheduler | |
48 | |
49 #endif // COMPONENTS_SCHEDULER_CHILD_SCHEDULER_TASK_RUNNER_DELEGATE_IMPL_H_ | |
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