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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 #include "base/message_loop_proxy_impl.h" | 5 #include "base/message_loop_proxy_impl.h" |
6 | 6 |
7 #include "base/location.h" | 7 #include "base/location.h" |
8 #include "base/threading/thread_restrictions.h" | 8 #include "base/threading/thread_restrictions.h" |
9 | 9 |
10 namespace base { | 10 namespace base { |
11 | 11 |
12 MessageLoopProxyImpl::~MessageLoopProxyImpl() { | 12 MessageLoopProxyImpl::~MessageLoopProxyImpl() { |
13 } | 13 } |
14 | 14 |
15 // MessageLoopProxy implementation | |
16 bool MessageLoopProxyImpl::PostTask(const tracked_objects::Location& from_here, | |
17 Task* task) { | |
18 return PostTaskHelper(from_here, task, 0, true); | |
19 } | |
20 | |
21 bool MessageLoopProxyImpl::PostDelayedTask( | |
22 const tracked_objects::Location& from_here, Task* task, int64 delay_ms) { | |
23 return PostTaskHelper(from_here, task, delay_ms, true); | |
24 } | |
25 | |
26 bool MessageLoopProxyImpl::PostNonNestableTask( | |
27 const tracked_objects::Location& from_here, Task* task) { | |
28 return PostTaskHelper(from_here, task, 0, false); | |
29 } | |
30 | |
31 bool MessageLoopProxyImpl::PostNonNestableDelayedTask( | |
32 const tracked_objects::Location& from_here, | |
33 Task* task, | |
34 int64 delay_ms) { | |
35 return PostTaskHelper(from_here, task, delay_ms, false); | |
36 } | |
37 | |
38 bool MessageLoopProxyImpl::PostTask(const tracked_objects::Location& from_here, | 15 bool MessageLoopProxyImpl::PostTask(const tracked_objects::Location& from_here, |
39 const base::Closure& task) { | 16 const base::Closure& task) { |
40 return PostTaskHelper(from_here, task, 0, true); | 17 return PostTaskHelper(from_here, task, 0, true); |
41 } | 18 } |
42 | 19 |
43 bool MessageLoopProxyImpl::PostDelayedTask( | 20 bool MessageLoopProxyImpl::PostDelayedTask( |
44 const tracked_objects::Location& from_here, | 21 const tracked_objects::Location& from_here, |
45 const base::Closure& task, | 22 const base::Closure& task, |
46 int64 delay_ms) { | 23 int64 delay_ms) { |
47 return PostTaskHelper(from_here, task, delay_ms, true); | 24 return PostTaskHelper(from_here, task, delay_ms, true); |
(...skipping 45 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
93 } | 70 } |
94 if (!delete_later) | 71 if (!delete_later) |
95 delete this; | 72 delete this; |
96 } | 73 } |
97 | 74 |
98 MessageLoopProxyImpl::MessageLoopProxyImpl() | 75 MessageLoopProxyImpl::MessageLoopProxyImpl() |
99 : target_message_loop_(MessageLoop::current()) { | 76 : target_message_loop_(MessageLoop::current()) { |
100 } | 77 } |
101 | 78 |
102 bool MessageLoopProxyImpl::PostTaskHelper( | 79 bool MessageLoopProxyImpl::PostTaskHelper( |
103 const tracked_objects::Location& from_here, Task* task, int64 delay_ms, | |
104 bool nestable) { | |
105 bool ret = false; | |
106 { | |
107 AutoLock lock(message_loop_lock_); | |
108 if (target_message_loop_) { | |
109 if (nestable) { | |
110 target_message_loop_->PostDelayedTask(from_here, task, delay_ms); | |
111 } else { | |
112 target_message_loop_->PostNonNestableDelayedTask(from_here, task, | |
113 delay_ms); | |
114 } | |
115 ret = true; | |
116 } | |
117 } | |
118 if (!ret) | |
119 delete task; | |
120 return ret; | |
121 } | |
122 | |
123 bool MessageLoopProxyImpl::PostTaskHelper( | |
124 const tracked_objects::Location& from_here, const base::Closure& task, | 80 const tracked_objects::Location& from_here, const base::Closure& task, |
125 int64 delay_ms, bool nestable) { | 81 int64 delay_ms, bool nestable) { |
126 AutoLock lock(message_loop_lock_); | 82 AutoLock lock(message_loop_lock_); |
127 if (target_message_loop_) { | 83 if (target_message_loop_) { |
128 if (nestable) { | 84 if (nestable) { |
129 target_message_loop_->PostDelayedTask(from_here, task, delay_ms); | 85 target_message_loop_->PostDelayedTask(from_here, task, delay_ms); |
130 } else { | 86 } else { |
131 target_message_loop_->PostNonNestableDelayedTask(from_here, task, | 87 target_message_loop_->PostNonNestableDelayedTask(from_here, task, |
132 delay_ms); | 88 delay_ms); |
133 } | 89 } |
134 return true; | 90 return true; |
135 } | 91 } |
136 return false; | 92 return false; |
137 } | 93 } |
138 | 94 |
139 scoped_refptr<MessageLoopProxy> | 95 scoped_refptr<MessageLoopProxy> |
140 MessageLoopProxy::current() { | 96 MessageLoopProxy::current() { |
141 MessageLoop* cur_loop = MessageLoop::current(); | 97 MessageLoop* cur_loop = MessageLoop::current(); |
142 if (!cur_loop) | 98 if (!cur_loop) |
143 return NULL; | 99 return NULL; |
144 return cur_loop->message_loop_proxy(); | 100 return cur_loop->message_loop_proxy(); |
145 } | 101 } |
146 | 102 |
147 } // namespace base | 103 } // namespace base |
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