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 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 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#pragma once
27
28#include "EventQueue.h"
29#include <wtf/HashMap.h>
30
31namespace WebCore {
32
33class ScriptExecutionContext;
34
35class WorkerEventQueue final : public EventQueue {
36public:
37 explicit WorkerEventQueue(ScriptExecutionContext&);
38 virtual ~WorkerEventQueue();
39
40 bool enqueueEvent(Ref<Event>&&) override;
41 bool cancelEvent(Event&) override;
42 void close() override;
43
44private:
45 ScriptExecutionContext& m_scriptExecutionContext;
46 bool m_isClosed { false };
47
48 class EventDispatcher;
49 typedef HashMap<RefPtr<Event>, EventDispatcher*> EventDispatcherMap;
50 EventDispatcherMap m_eventDispatcherMap;
51};
52
53} // namespace WebCore
54