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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_MESSAGE_LOOP_PROXY_IMPL_H_ | 5 #ifndef BASE_MESSAGE_LOOP_PROXY_IMPL_H_ |
6 #define BASE_MESSAGE_LOOP_PROXY_IMPL_H_ | 6 #define BASE_MESSAGE_LOOP_PROXY_IMPL_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/base_export.h" | 9 #include "base/base_export.h" |
10 #include "base/message_loop.h" | 10 #include "base/message_loop.h" |
11 #include "base/message_loop_proxy.h" | 11 #include "base/message_loop_proxy.h" |
12 #include "base/synchronization/lock.h" | 12 #include "base/synchronization/lock.h" |
13 | 13 |
14 namespace base { | 14 namespace base { |
15 | 15 |
16 // A stock implementation of MessageLoopProxy that is created and managed by a | 16 // A stock implementation of MessageLoopProxy that is created and managed by a |
17 // MessageLoop. For now a MessageLoopProxyImpl can only be created as part of a | 17 // MessageLoop. For now a MessageLoopProxyImpl can only be created as part of a |
18 // MessageLoop. | 18 // MessageLoop. |
19 class BASE_EXPORT MessageLoopProxyImpl | 19 class BASE_EXPORT MessageLoopProxyImpl |
20 : public MessageLoopProxy { | 20 : public MessageLoopProxy { |
21 public: | 21 public: |
22 virtual ~MessageLoopProxyImpl(); | 22 virtual ~MessageLoopProxyImpl(); |
23 | 23 |
24 // MessageLoopProxy implementation | 24 // MessageLoopProxy implementation |
25 virtual bool PostTask(const tracked_objects::Location& from_here, | 25 virtual bool PostTask(const tracked_objects::Location& from_here, |
26 Task* task); | 26 Task* task) OVERRIDE; |
27 virtual bool PostDelayedTask(const tracked_objects::Location& from_here, | 27 virtual bool PostDelayedTask(const tracked_objects::Location& from_here, |
28 Task* task, | 28 Task* task, |
29 int64 delay_ms); | 29 int64 delay_ms) OVERRIDE; |
30 virtual bool PostNonNestableTask(const tracked_objects::Location& from_here, | 30 virtual bool PostNonNestableTask(const tracked_objects::Location& from_here, |
31 Task* task); | 31 Task* task) OVERRIDE; |
32 virtual bool PostNonNestableDelayedTask( | 32 virtual bool PostNonNestableDelayedTask( |
33 const tracked_objects::Location& from_here, | 33 const tracked_objects::Location& from_here, |
34 Task* task, | 34 Task* task, |
35 int64 delay_ms); | 35 int64 delay_ms) OVERRIDE; |
36 virtual bool PostTask(const tracked_objects::Location& from_here, | 36 virtual bool PostTask(const tracked_objects::Location& from_here, |
37 const base::Closure& task); | 37 const base::Closure& task) OVERRIDE; |
38 virtual bool PostDelayedTask(const tracked_objects::Location& from_here, | 38 virtual bool PostDelayedTask(const tracked_objects::Location& from_here, |
39 const base::Closure& task, | 39 const base::Closure& task, |
40 int64 delay_ms); | 40 int64 delay_ms) OVERRIDE; |
41 virtual bool PostNonNestableTask(const tracked_objects::Location& from_here, | 41 virtual bool PostNonNestableTask(const tracked_objects::Location& from_here, |
42 const base::Closure& task); | 42 const base::Closure& task) OVERRIDE; |
43 virtual bool PostNonNestableDelayedTask( | 43 virtual bool PostNonNestableDelayedTask( |
44 const tracked_objects::Location& from_here, | 44 const tracked_objects::Location& from_here, |
45 const base::Closure& task, | 45 const base::Closure& task, |
46 int64 delay_ms); | 46 int64 delay_ms) OVERRIDE; |
47 virtual bool BelongsToCurrentThread(); | 47 virtual bool BelongsToCurrentThread() OVERRIDE; |
48 | 48 |
49 protected: | 49 protected: |
50 // Override OnDestruct so that we can delete the object on the target message | 50 // Override OnDestruct so that we can delete the object on the target message |
51 // loop if it still exists. | 51 // loop if it still exists. |
52 virtual void OnDestruct() const; | 52 virtual void OnDestruct() const OVERRIDE; |
53 | 53 |
54 private: | 54 private: |
55 MessageLoopProxyImpl(); | 55 MessageLoopProxyImpl(); |
56 | 56 |
57 // Called directly by MessageLoop::~MessageLoop. | 57 // Called directly by MessageLoop::~MessageLoop. |
58 virtual void WillDestroyCurrentMessageLoop(); | 58 virtual void WillDestroyCurrentMessageLoop(); |
59 | 59 |
60 | 60 |
61 // TODO(ajwong): Remove this after we've fully migrated to base::Closure. | 61 // TODO(ajwong): Remove this after we've fully migrated to base::Closure. |
62 bool PostTaskHelper(const tracked_objects::Location& from_here, | 62 bool PostTaskHelper(const tracked_objects::Location& from_here, |
(...skipping 11 matching lines...) Expand all Loading... |
74 // The lock that protects access to target_message_loop_. | 74 // The lock that protects access to target_message_loop_. |
75 mutable base::Lock message_loop_lock_; | 75 mutable base::Lock message_loop_lock_; |
76 MessageLoop* target_message_loop_; | 76 MessageLoop* target_message_loop_; |
77 | 77 |
78 DISALLOW_COPY_AND_ASSIGN(MessageLoopProxyImpl); | 78 DISALLOW_COPY_AND_ASSIGN(MessageLoopProxyImpl); |
79 }; | 79 }; |
80 | 80 |
81 } // namespace base | 81 } // namespace base |
82 | 82 |
83 #endif // BASE_MESSAGE_LOOP_PROXY_IMPL_H_ | 83 #endif // BASE_MESSAGE_LOOP_PROXY_IMPL_H_ |
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