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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_TASK_SCHEDULER_SCHEDULER_WORKER_THREAD_H_ | 5 #ifndef BASE_TASK_SCHEDULER_SCHEDULER_WORKER_THREAD_H_ |
6 #define BASE_TASK_SCHEDULER_SCHEDULER_WORKER_THREAD_H_ | 6 #define BASE_TASK_SCHEDULER_SCHEDULER_WORKER_THREAD_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "base/base_export.h" | 10 #include "base/base_export.h" |
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33 public: | 33 public: |
34 // Delegate interface for SchedulerWorkerThread. The methods are always called | 34 // Delegate interface for SchedulerWorkerThread. The methods are always called |
35 // from the thread managed by the SchedulerWorkerThread instance. | 35 // from the thread managed by the SchedulerWorkerThread instance. |
36 class Delegate { | 36 class Delegate { |
37 public: | 37 public: |
38 virtual ~Delegate() = default; | 38 virtual ~Delegate() = default; |
39 | 39 |
40 // Called when the main function of the SchedulerWorkerThread enters. | 40 // Called when the main function of the SchedulerWorkerThread enters. |
41 virtual void OnMainEntry() = 0; | 41 virtual void OnMainEntry() = 0; |
42 | 42 |
43 // Called when the main function of the SchedulerWorkerThread exits. | |
44 virtual void OnMainExit() = 0; | |
45 | |
46 // Called by |worker_thread| to get a Sequence from which to run a Task. | 43 // Called by |worker_thread| to get a Sequence from which to run a Task. |
47 virtual scoped_refptr<Sequence> GetWork( | 44 virtual scoped_refptr<Sequence> GetWork( |
48 SchedulerWorkerThread* worker_thread) = 0; | 45 SchedulerWorkerThread* worker_thread) = 0; |
49 | 46 |
50 // Called when |sequence| isn't empty after the SchedulerWorkerThread pops a | 47 // Called when |sequence| isn't empty after the SchedulerWorkerThread pops a |
51 // Task from it. |sequence| is the last Sequence returned by GetWork(). | 48 // Task from it. |sequence| is the last Sequence returned by GetWork(). |
52 virtual void EnqueueSequence(scoped_refptr<Sequence> sequence) = 0; | 49 virtual void EnqueueSequence(scoped_refptr<Sequence> sequence) = 0; |
53 }; | 50 }; |
54 | 51 |
55 // Creates a SchedulerWorkerThread with priority |thread_priority| that runs | 52 // Creates a SchedulerWorkerThread with priority |thread_priority| that runs |
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100 // True once JoinForTesting() has been called. | 97 // True once JoinForTesting() has been called. |
101 bool should_exit_for_testing_ = false; | 98 bool should_exit_for_testing_ = false; |
102 | 99 |
103 DISALLOW_COPY_AND_ASSIGN(SchedulerWorkerThread); | 100 DISALLOW_COPY_AND_ASSIGN(SchedulerWorkerThread); |
104 }; | 101 }; |
105 | 102 |
106 } // namespace internal | 103 } // namespace internal |
107 } // namespace base | 104 } // namespace base |
108 | 105 |
109 #endif // BASE_TASK_SCHEDULER_SCHEDULER_WORKER_THREAD_H_ | 106 #endif // BASE_TASK_SCHEDULER_SCHEDULER_WORKER_THREAD_H_ |
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