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Side by Side Diff: third_party/WebKit/Source/platform/scheduler/child/scheduler_helper.h

Issue 2836853003: scheduler: Use PLATFORM_EXPORT instead of BLINK_PLATFORM_EXPORT (Closed)
Patch Set: Rebased Created 3 years, 7 months ago
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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 THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_SCHEDULER_HELPER_H_ 5 #ifndef THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_SCHEDULER_HELPER_H_
6 #define THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_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 "platform/scheduler/base/task_queue_manager.h" 12 #include "platform/scheduler/base/task_queue_manager.h"
13 #include "platform/scheduler/base/task_queue_selector.h" 13 #include "platform/scheduler/base/task_queue_selector.h"
14 14
15 namespace blink { 15 namespace blink {
16 namespace scheduler { 16 namespace scheduler {
17 17
18 class SchedulerTqmDelegate; 18 class SchedulerTqmDelegate;
19 19
20 // Common scheduler functionality for default tasks. 20 // Common scheduler functionality for default tasks.
21 class BLINK_PLATFORM_EXPORT SchedulerHelper 21 class PLATFORM_EXPORT SchedulerHelper : public TaskQueueManager::Observer {
22 : public TaskQueueManager::Observer {
23 public: 22 public:
24 // Category strings must have application lifetime (statics or 23 // Category strings must have application lifetime (statics or
25 // literals). They may not include " chars. 24 // literals). They may not include " chars.
26 SchedulerHelper( 25 SchedulerHelper(
27 scoped_refptr<SchedulerTqmDelegate> task_queue_manager_delegate, 26 scoped_refptr<SchedulerTqmDelegate> task_queue_manager_delegate,
28 const char* tracing_category, 27 const char* tracing_category,
29 const char* disabled_by_default_tracing_category, 28 const char* disabled_by_default_tracing_category,
30 const char* disabled_by_default_verbose_tracing_category); 29 const char* disabled_by_default_verbose_tracing_category);
31 SchedulerHelper( 30 SchedulerHelper(
32 scoped_refptr<SchedulerTqmDelegate> task_queue_manager_delegate, 31 scoped_refptr<SchedulerTqmDelegate> task_queue_manager_delegate,
(...skipping 37 matching lines...) Expand 10 before | Expand all | Expand 10 after
70 // Returns true if Shutdown() has been called. Otherwise returns false. 69 // Returns true if Shutdown() has been called. Otherwise returns false.
71 bool IsShutdown() const { return !task_queue_manager_.get(); } 70 bool IsShutdown() const { return !task_queue_manager_.get(); }
72 71
73 inline void CheckOnValidThread() const { 72 inline void CheckOnValidThread() const {
74 DCHECK(thread_checker_.CalledOnValidThread()); 73 DCHECK(thread_checker_.CalledOnValidThread());
75 } 74 }
76 75
77 // Creates a new TaskQueue with the given |spec|. 76 // Creates a new TaskQueue with the given |spec|.
78 scoped_refptr<TaskQueue> NewTaskQueue(const TaskQueue::Spec& spec); 77 scoped_refptr<TaskQueue> NewTaskQueue(const TaskQueue::Spec& spec);
79 78
80 class BLINK_PLATFORM_EXPORT Observer { 79 class PLATFORM_EXPORT Observer {
81 public: 80 public:
82 virtual ~Observer() {} 81 virtual ~Observer() {}
83 82
84 // Called when |queue| is unregistered. 83 // Called when |queue| is unregistered.
85 virtual void OnUnregisterTaskQueue( 84 virtual void OnUnregisterTaskQueue(
86 const scoped_refptr<TaskQueue>& queue) = 0; 85 const scoped_refptr<TaskQueue>& queue) = 0;
87 86
88 // Called when the scheduler tried to execute a task from a disabled 87 // Called when the scheduler tried to execute a task from a disabled
89 // queue. See TaskQueue::Spec::SetShouldReportWhenExecutionBlocked. 88 // queue. See TaskQueue::Spec::SetShouldReportWhenExecutionBlocked.
90 virtual void OnTriedToExecuteBlockedTask(const TaskQueue& queue, 89 virtual void OnTriedToExecuteBlockedTask(const TaskQueue& queue,
(...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after
126 const char* tracing_category_; 125 const char* tracing_category_;
127 const char* disabled_by_default_tracing_category_; 126 const char* disabled_by_default_tracing_category_;
128 127
129 DISALLOW_COPY_AND_ASSIGN(SchedulerHelper); 128 DISALLOW_COPY_AND_ASSIGN(SchedulerHelper);
130 }; 129 };
131 130
132 } // namespace scheduler 131 } // namespace scheduler
133 } // namespace blink 132 } // namespace blink
134 133
135 #endif // THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_SCHEDULER_HELPER_H _ 134 #endif // THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_SCHEDULER_HELPER_H _
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