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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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