OLD | NEW |
1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 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 COMPONENTS_SCHEDULER_CHILD_SCHEDULER_HELPER_H_ | 5 #ifndef THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_SCHEDULER_HELPER_H_ |
6 #define COMPONENTS_SCHEDULER_CHILD_SCHEDULER_HELPER_H_ | 6 #define THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_SCHEDULER_HELPER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "base/time/tick_clock.h" | 11 #include "base/time/tick_clock.h" |
12 #include "components/scheduler/base/task_queue_manager.h" | 12 #include "platform/scheduler/base/task_queue_manager.h" |
13 #include "components/scheduler/base/task_queue_selector.h" | 13 #include "platform/scheduler/base/task_queue_selector.h" |
14 #include "components/scheduler/scheduler_export.h" | |
15 | 14 |
16 namespace base { | 15 namespace base { |
17 class TickClock; | 16 class TickClock; |
18 } | 17 } |
19 | 18 |
| 19 namespace blink { |
20 namespace scheduler { | 20 namespace scheduler { |
21 | 21 |
22 class SchedulerTqmDelegate; | 22 class SchedulerTqmDelegate; |
23 | 23 |
24 // Common scheduler functionality for default tasks. | 24 // Common scheduler functionality for default tasks. |
25 class SCHEDULER_EXPORT SchedulerHelper | 25 class BLINK_PLATFORM_EXPORT SchedulerHelper |
26 : public TaskQueueManager::Observer { | 26 : public TaskQueueManager::Observer { |
27 public: | 27 public: |
28 // Category strings must have application lifetime (statics or | 28 // Category strings must have application lifetime (statics or |
29 // literals). They may not include " chars. | 29 // literals). They may not include " chars. |
30 SchedulerHelper( | 30 SchedulerHelper( |
31 scoped_refptr<SchedulerTqmDelegate> task_queue_manager_delegate, | 31 scoped_refptr<SchedulerTqmDelegate> task_queue_manager_delegate, |
32 const char* tracing_category, | 32 const char* tracing_category, |
33 const char* disabled_by_default_tracing_category, | 33 const char* disabled_by_default_tracing_category, |
34 const char* disabled_by_default_verbose_tracing_category); | 34 const char* disabled_by_default_verbose_tracing_category); |
35 ~SchedulerHelper() override; | 35 ~SchedulerHelper() override; |
(...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
71 // Returns true if Shutdown() has been called. Otherwise returns false. | 71 // Returns true if Shutdown() has been called. Otherwise returns false. |
72 bool IsShutdown() const { return !task_queue_manager_.get(); } | 72 bool IsShutdown() const { return !task_queue_manager_.get(); } |
73 | 73 |
74 void CheckOnValidThread() const { | 74 void CheckOnValidThread() const { |
75 DCHECK(thread_checker_.CalledOnValidThread()); | 75 DCHECK(thread_checker_.CalledOnValidThread()); |
76 } | 76 } |
77 | 77 |
78 // Creates a new TaskQueue with the given |spec|. | 78 // Creates a new TaskQueue with the given |spec|. |
79 scoped_refptr<TaskQueue> NewTaskQueue(const TaskQueue::Spec& spec); | 79 scoped_refptr<TaskQueue> NewTaskQueue(const TaskQueue::Spec& spec); |
80 | 80 |
81 class SCHEDULER_EXPORT Observer { | 81 class BLINK_PLATFORM_EXPORT Observer { |
82 public: | 82 public: |
83 virtual ~Observer() {} | 83 virtual ~Observer() {} |
84 | 84 |
85 // Called when |queue| is unregistered. | 85 // Called when |queue| is unregistered. |
86 virtual void OnUnregisterTaskQueue( | 86 virtual void OnUnregisterTaskQueue( |
87 const scoped_refptr<TaskQueue>& queue) = 0; | 87 const scoped_refptr<TaskQueue>& queue) = 0; |
88 | 88 |
89 // Called when the scheduler tried to execute a task from a disabled | 89 // Called when the scheduler tried to execute a task from a disabled |
90 // queue. See TaskQueue::Spec::SetShouldReportWhenExecutionBlocked. | 90 // queue. See TaskQueue::Spec::SetShouldReportWhenExecutionBlocked. |
91 virtual void OnTriedToExecuteBlockedTask(const TaskQueue& queue, | 91 virtual void OnTriedToExecuteBlockedTask(const TaskQueue& queue, |
(...skipping 28 matching lines...) Expand all Loading... |
120 scoped_refptr<TaskQueue> default_task_runner_; | 120 scoped_refptr<TaskQueue> default_task_runner_; |
121 | 121 |
122 Observer* observer_; // NOT OWNED | 122 Observer* observer_; // NOT OWNED |
123 const char* tracing_category_; | 123 const char* tracing_category_; |
124 const char* disabled_by_default_tracing_category_; | 124 const char* disabled_by_default_tracing_category_; |
125 | 125 |
126 DISALLOW_COPY_AND_ASSIGN(SchedulerHelper); | 126 DISALLOW_COPY_AND_ASSIGN(SchedulerHelper); |
127 }; | 127 }; |
128 | 128 |
129 } // namespace scheduler | 129 } // namespace scheduler |
| 130 } // namespace blink |
130 | 131 |
131 #endif // COMPONENTS_SCHEDULER_CHILD_SCHEDULER_HELPER_H_ | 132 #endif // THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_SCHEDULER_HELPER_H
_ |
OLD | NEW |