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 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 "Event.h"
31#include <bindings/ScriptValue.h>
32
33namespace WebCore {
34
35struct PopStateEventInit : public EventInit {
36    PopStateEventInit();
37
38    Deprecated::ScriptValue state;
39};
40
41class History;
42class SerializedScriptValue;
43
44class PopStateEvent : public Event {
45public:
46    virtual ~PopStateEvent();
47    static PassRefPtr<PopStateEvent> create();
48    static PassRefPtr<PopStateEvent> create(PassRefPtr<SerializedScriptValue>, PassRefPtr<History>);
49    static PassRefPtr<PopStateEvent> create(const AtomicString&, const PopStateEventInit&);
50
51    PassRefPtr<SerializedScriptValue> serializedState() const { return m_serializedState; }
52    const Deprecated::ScriptValue& state() const { return m_state; }
53    History* history() const { return m_history.get(); }
54
55    virtual EventInterface eventInterface() const override;
56
57private:
58    PopStateEvent();
59    PopStateEvent(const AtomicString&, const PopStateEventInit&);
60    explicit PopStateEvent(PassRefPtr<SerializedScriptValue>, PassRefPtr<History>);
61
62    Deprecated::ScriptValue m_state;
63    RefPtr<SerializedScriptValue> m_serializedState;
64    RefPtr<History> m_history;
65};
66
67} // namespace WebCore
68
69#endif // PopStateEvent_h
70