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| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 Apple Inc. All rights reserved. |
| 3 * Copyright (C) 2009 Google Inc. All rights reserved. | 3 * Copyright (C) 2009 Google Inc. All rights reserved. |
| 4 * | 4 * |
| 5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
| 6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
| 7 * are met: | 7 * are met: |
| 8 * | 8 * |
| 9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
| 10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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| 70 bool killed() const; | 70 bool killed() const; |
| 71 | 71 |
| 72 // The result of isEmpty() is only valid if no other thread is manipulat
ing the queue at the same time. | 72 // The result of isEmpty() is only valid if no other thread is manipulat
ing the queue at the same time. |
| 73 bool isEmpty(); | 73 bool isEmpty(); |
| 74 | 74 |
| 75 static double infiniteTime() { return std::numeric_limits<double>::max()
; } | 75 static double infiniteTime() { return std::numeric_limits<double>::max()
; } |
| 76 | 76 |
| 77 private: | 77 private: |
| 78 mutable Mutex m_mutex; | 78 mutable Mutex m_mutex; |
| 79 ThreadCondition m_condition; | 79 ThreadCondition m_condition; |
| 80 Deque<OwnPtr<DataType> > m_queue; | 80 Deque<OwnPtr<DataType>> m_queue; |
| 81 bool m_killed; | 81 bool m_killed; |
| 82 }; | 82 }; |
| 83 | 83 |
| 84 template<typename DataType> | 84 template<typename DataType> |
| 85 inline bool MessageQueue<DataType>::append(PassOwnPtr<DataType> message) | 85 inline bool MessageQueue<DataType>::append(PassOwnPtr<DataType> message) |
| 86 { | 86 { |
| 87 MutexLocker lock(m_mutex); | 87 MutexLocker lock(m_mutex); |
| 88 m_queue.append(message); | 88 m_queue.append(message); |
| 89 m_condition.signal(); | 89 m_condition.signal(); |
| 90 return !m_killed; | 90 return !m_killed; |
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| 202 } // namespace WTF | 202 } // namespace WTF |
| 203 | 203 |
| 204 using WTF::MessageQueue; | 204 using WTF::MessageQueue; |
| 205 // MessageQueueWaitResult enum and all its values. | 205 // MessageQueueWaitResult enum and all its values. |
| 206 using WTF::MessageQueueWaitResult; | 206 using WTF::MessageQueueWaitResult; |
| 207 using WTF::MessageQueueTerminated; | 207 using WTF::MessageQueueTerminated; |
| 208 using WTF::MessageQueueTimeout; | 208 using WTF::MessageQueueTimeout; |
| 209 using WTF::MessageQueueMessageReceived; | 209 using WTF::MessageQueueMessageReceived; |
| 210 | 210 |
| 211 #endif // MessageQueue_h | 211 #endif // MessageQueue_h |
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