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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/synchronization/waitable_event_watcher.h" | 5 #include "base/synchronization/waitable_event_watcher.h" |
| 6 | 6 |
| 7 #include "base/compiler_specific.h" | 7 #include "base/compiler_specific.h" |
| 8 #include "base/profiler/scoped_profile.h" | 8 #include "base/profiler/scoped_tracker.h" |
| 9 #include "base/synchronization/waitable_event.h" | 9 #include "base/synchronization/waitable_event.h" |
| 10 #include "base/win/object_watcher.h" | 10 #include "base/win/object_watcher.h" |
| 11 | 11 |
| 12 namespace base { | 12 namespace base { |
| 13 | 13 |
| 14 WaitableEventWatcher::WaitableEventWatcher() | 14 WaitableEventWatcher::WaitableEventWatcher() |
| 15 : event_(NULL) { | 15 : event_(NULL) { |
| 16 } | 16 } |
| 17 | 17 |
| 18 WaitableEventWatcher::~WaitableEventWatcher() { | 18 WaitableEventWatcher::~WaitableEventWatcher() { |
| (...skipping 11 matching lines...) Expand all Loading... |
| 30 callback_.Reset(); | 30 callback_.Reset(); |
| 31 event_ = NULL; | 31 event_ = NULL; |
| 32 watcher_.StopWatching(); | 32 watcher_.StopWatching(); |
| 33 } | 33 } |
| 34 | 34 |
| 35 WaitableEvent* WaitableEventWatcher::GetWatchedEvent() { | 35 WaitableEvent* WaitableEventWatcher::GetWatchedEvent() { |
| 36 return event_; | 36 return event_; |
| 37 } | 37 } |
| 38 | 38 |
| 39 void WaitableEventWatcher::OnObjectSignaled(HANDLE h) { | 39 void WaitableEventWatcher::OnObjectSignaled(HANDLE h) { |
| 40 // TODO(vadimt): Remove ScopedProfile below once crbug.com/418183 is fixed. | 40 // TODO(vadimt): Remove ScopedTracker below once crbug.com/418183 is fixed. |
| 41 tracked_objects::ScopedProfile tracking_profile( | 41 tracked_objects::ScopedTracker tracking_profile( |
| 42 FROM_HERE_WITH_EXPLICIT_FUNCTION( | 42 FROM_HERE_WITH_EXPLICIT_FUNCTION("WaitableEventWatche_OnObjectSignaled")); |
| 43 "WaitableEventWatche_OnObjectSignaled")); | |
| 44 | 43 |
| 45 WaitableEvent* event = event_; | 44 WaitableEvent* event = event_; |
| 46 EventCallback callback = callback_; | 45 EventCallback callback = callback_; |
| 47 event_ = NULL; | 46 event_ = NULL; |
| 48 callback_.Reset(); | 47 callback_.Reset(); |
| 49 DCHECK(event); | 48 DCHECK(event); |
| 50 | 49 |
| 51 callback.Run(event); | 50 callback.Run(event); |
| 52 } | 51 } |
| 53 | 52 |
| 54 } // namespace base | 53 } // namespace base |
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