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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_RUN_LOOP_H_ | 5 #ifndef BASE_RUN_LOOP_H_ |
6 #define BASE_RUN_LOOP_H_ | 6 #define BASE_RUN_LOOP_H_ |
7 | 7 |
8 #include "base/base_export.h" | 8 #include "base/base_export.h" |
9 #include "base/callback.h" | 9 #include "base/callback.h" |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
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31 class BASE_EXPORT RunLoop { | 31 class BASE_EXPORT RunLoop { |
32 public: | 32 public: |
33 RunLoop(); | 33 RunLoop(); |
34 #if defined(OS_WIN) | 34 #if defined(OS_WIN) |
35 explicit RunLoop(MessagePumpDispatcher* dispatcher); | 35 explicit RunLoop(MessagePumpDispatcher* dispatcher); |
36 #endif | 36 #endif |
37 ~RunLoop(); | 37 ~RunLoop(); |
38 | 38 |
39 // Run the current MessageLoop. This blocks until Quit is called. Before | 39 // Run the current MessageLoop. This blocks until Quit is called. Before |
40 // calling Run, be sure to grab an AsWeakPtr or the QuitClosure in order to | 40 // calling Run, be sure to grab an AsWeakPtr or the QuitClosure in order to |
41 // stop the MessageLoop asynchronously. MessageLoop::Quit and QuitNow will | 41 // stop the MessageLoop asynchronously. MessageLoop::QuitWhenIdle and QuitNow |
42 // also trigger a return from Run, but those are deprecated. | 42 // will also trigger a return from Run, but those are deprecated. |
43 void Run(); | 43 void Run(); |
44 | 44 |
45 // Run the current MessageLoop until it doesn't find any tasks or messages in | 45 // Run the current MessageLoop until it doesn't find any tasks or messages in |
46 // the queue (it goes idle). WARNING: This may never return! Only use this | 46 // the queue (it goes idle). WARNING: This may never return! Only use this |
47 // when repeating tasks such as animated web pages have been shut down. | 47 // when repeating tasks such as animated web pages have been shut down. |
48 void RunUntilIdle(); | 48 void RunUntilIdle(); |
49 | 49 |
50 bool running() const { return running_; } | 50 bool running() const { return running_; } |
51 | 51 |
52 // Quit an earlier call to Run(). There can be other nested RunLoops servicing | 52 // Quit an earlier call to Run(). There can be other nested RunLoops servicing |
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110 | 110 |
111 // WeakPtrFactory for QuitClosure safety. | 111 // WeakPtrFactory for QuitClosure safety. |
112 base::WeakPtrFactory<RunLoop> weak_factory_; | 112 base::WeakPtrFactory<RunLoop> weak_factory_; |
113 | 113 |
114 DISALLOW_COPY_AND_ASSIGN(RunLoop); | 114 DISALLOW_COPY_AND_ASSIGN(RunLoop); |
115 }; | 115 }; |
116 | 116 |
117 } // namespace base | 117 } // namespace base |
118 | 118 |
119 #endif // BASE_RUN_LOOP_H_ | 119 #endif // BASE_RUN_LOOP_H_ |
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