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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 MEDIA_AUDIO_SCOPED_LOOP_OBSERVER_H_ | 5 #ifndef MEDIA_AUDIO_SCOPED_LOOP_OBSERVER_H_ |
6 #define MEDIA_AUDIO_SCOPED_LOOP_OBSERVER_H_ | 6 #define MEDIA_AUDIO_SCOPED_LOOP_OBSERVER_H_ |
7 | 7 |
8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
9 #include "base/message_loop.h" | 9 #include "base/message_loop.h" |
10 #include "base/message_loop_proxy.h" | 10 #include "base/message_loop/message_loop_proxy.h" |
11 | 11 |
12 namespace base { | 12 namespace base { |
13 class WaitableEvent; | 13 class WaitableEvent; |
14 } | 14 } |
15 | 15 |
16 namespace media { | 16 namespace media { |
17 | 17 |
18 // A common base class for AudioOutputDevice and AudioInputDevice that manages | 18 // A common base class for AudioOutputDevice and AudioInputDevice that manages |
19 // a message loop pointer and monitors it for destruction. If the object goes | 19 // a message loop pointer and monitors it for destruction. If the object goes |
20 // out of scope before the message loop, the object will automatically remove | 20 // out of scope before the message loop, the object will automatically remove |
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41 // A pointer to the message loop's proxy. In case the loop gets destroyed | 41 // A pointer to the message loop's proxy. In case the loop gets destroyed |
42 // before this object goes out of scope, PostTask etc will fail but not crash. | 42 // before this object goes out of scope, PostTask etc will fail but not crash. |
43 scoped_refptr<base::MessageLoopProxy> loop_; | 43 scoped_refptr<base::MessageLoopProxy> loop_; |
44 | 44 |
45 DISALLOW_COPY_AND_ASSIGN(ScopedLoopObserver); | 45 DISALLOW_COPY_AND_ASSIGN(ScopedLoopObserver); |
46 }; | 46 }; |
47 | 47 |
48 } // namespace media. | 48 } // namespace media. |
49 | 49 |
50 #endif // MEDIA_AUDIO_SCOPED_LOOP_OBSERVER_H_ | 50 #endif // MEDIA_AUDIO_SCOPED_LOOP_OBSERVER_H_ |
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