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| 1 /* | |
| 2 * Copyright (C) 2010 Google Inc. All Rights Reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 * | |
| 25 */ | |
| 26 | |
| 27 #ifndef DocumentEventQueue_h | |
| 28 #define DocumentEventQueue_h | |
| 29 | |
| 30 #include "core/events/EventQueue.h" | |
| 31 #include "wtf/Forward.h" | |
| 32 #include "wtf/HashSet.h" | |
| 33 #include "wtf/ListHashSet.h" | |
| 34 #include "wtf/OwnPtr.h" | |
| 35 #include "wtf/RefCounted.h" | |
| 36 | |
| 37 namespace WebCore { | |
| 38 | |
| 39 class Event; | |
| 40 class DocumentEventQueueTimer; | |
| 41 class Node; | |
| 42 class ScriptExecutionContext; | |
| 43 | |
| 44 class DocumentEventQueue : public RefCounted<DocumentEventQueue>, public EventQu
eue { | |
| 45 public: | |
| 46 enum ScrollEventTargetType { | |
| 47 ScrollEventDocumentTarget, | |
| 48 ScrollEventElementTarget | |
| 49 }; | |
| 50 | |
| 51 static PassRefPtr<DocumentEventQueue> create(ScriptExecutionContext*); | |
| 52 virtual ~DocumentEventQueue(); | |
| 53 | |
| 54 // EventQueue | |
| 55 virtual bool enqueueEvent(PassRefPtr<Event>) OVERRIDE; | |
| 56 virtual bool cancelEvent(Event*) OVERRIDE; | |
| 57 virtual void close() OVERRIDE; | |
| 58 | |
| 59 void enqueueOrDispatchScrollEvent(PassRefPtr<Node>, ScrollEventTargetType); | |
| 60 | |
| 61 private: | |
| 62 explicit DocumentEventQueue(ScriptExecutionContext*); | |
| 63 | |
| 64 void pendingEventTimerFired(); | |
| 65 void dispatchEvent(PassRefPtr<Event>); | |
| 66 | |
| 67 OwnPtr<DocumentEventQueueTimer> m_pendingEventTimer; | |
| 68 ListHashSet<RefPtr<Event>, 16> m_queuedEvents; | |
| 69 HashSet<Node*> m_nodesWithQueuedScrollEvents; | |
| 70 bool m_isClosed; | |
| 71 | |
| 72 friend class DocumentEventQueueTimer; | |
| 73 }; | |
| 74 | |
| 75 } | |
| 76 | |
| 77 #endif // DocumentEventQueue_h | |
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Chromium Code Reviews
Issue 26558004:
Revert 158219 "Move dom/*Event* to events to match the DOM vs. E..." (Closed)
Base URL: svn://svn.chromium.org/blink/branches/chromium/1651/