1/*
2 * Copyright (C) 2009 Apple 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 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 PopStateEvent_h
28#define PopStateEvent_h
29
30#include "core/events/Event.h"
31#include "platform/heap/Handle.h"
32
33namespace blink {
34
35class History;
36class SerializedScriptValue;
37
38typedef EventInit PopStateEventInit;
39
40class PopStateEvent FINAL : public Event {
41    DEFINE_WRAPPERTYPEINFO();
42public:
43    virtual ~PopStateEvent();
44    static PassRefPtrWillBeRawPtr<PopStateEvent> create();
45    static PassRefPtrWillBeRawPtr<PopStateEvent> create(PassRefPtr<SerializedScriptValue>, PassRefPtrWillBeRawPtr<History>);
46    static PassRefPtrWillBeRawPtr<PopStateEvent> create(const AtomicString&, const PopStateEventInit&);
47
48    SerializedScriptValue* serializedState() const { return m_serializedState.get(); }
49    void setSerializedState(PassRefPtr<SerializedScriptValue> state)
50    {
51        ASSERT(!m_serializedState);
52        m_serializedState = state;
53    }
54    History* history() const { return m_history.get(); }
55
56    virtual const AtomicString& interfaceName() const OVERRIDE;
57
58    virtual void trace(Visitor*) OVERRIDE;
59
60private:
61    PopStateEvent();
62    PopStateEvent(const AtomicString&, const PopStateEventInit&);
63    PopStateEvent(PassRefPtr<SerializedScriptValue>, PassRefPtrWillBeRawPtr<History>);
64
65    RefPtr<SerializedScriptValue> m_serializedState;
66    RefPtrWillBeMember<History> m_history;
67};
68
69} // namespace blink
70
71#endif // PopStateEvent_h
72