2 * Copyright (C) 2010 Google Inc. All Rights Reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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.
27 #ifndef WorkerEventQueue_h
28 #define WorkerEventQueue_h
30 #include "core/events/EventQueue.h"
31 #include "wtf/HashMap.h"
32 #include "wtf/HashSet.h"
33 #include "wtf/PassOwnPtr.h"
34 #include "wtf/RefCounted.h"
40 class ExecutionContext;
42 class WorkerEventQueue FINAL : public EventQueue {
43 WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
46 static PassOwnPtrWillBeRawPtr<WorkerEventQueue> create(ExecutionContext*);
47 virtual ~WorkerEventQueue();
51 virtual bool enqueueEvent(PassRefPtrWillBeRawPtr<Event>) OVERRIDE;
52 virtual bool cancelEvent(Event*) OVERRIDE;
53 virtual void close() OVERRIDE;
56 explicit WorkerEventQueue(ExecutionContext*);
57 void removeEvent(Event*);
59 RawPtrWillBeMember<ExecutionContext> m_executionContext;
62 class EventDispatcherTask;
63 typedef WillBeHeapHashMap<RefPtrWillBeMember<Event>, EventDispatcherTask*> EventTaskMap;
64 EventTaskMap m_eventTaskMap;
69 #endif // WorkerEventQueue_h