1/*
2 * Copyright (C) 2009-2018 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#include "config.h"
28#include "PopStateEvent.h"
29
30#include "EventNames.h"
31#include "History.h"
32#include <JavaScriptCore/JSCInlines.h>
33
34namespace WebCore {
35
36PopStateEvent::PopStateEvent(const AtomicString& type, const Init& initializer, IsTrusted isTrusted)
37 : Event(type, initializer, isTrusted)
38 , m_state(initializer.state)
39{
40}
41
42PopStateEvent::PopStateEvent(RefPtr<SerializedScriptValue>&& serializedState, History* history)
43 : Event(eventNames().popstateEvent, CanBubble::No, IsCancelable::No)
44 , m_serializedState(WTFMove(serializedState))
45 , m_history(history)
46{
47}
48
49PopStateEvent::~PopStateEvent() = default;
50
51Ref<PopStateEvent> PopStateEvent::create(RefPtr<SerializedScriptValue>&& serializedState, History* history)
52{
53 return adoptRef(*new PopStateEvent(WTFMove(serializedState), history));
54}
55
56Ref<PopStateEvent> PopStateEvent::create(const AtomicString& type, const Init& initializer, IsTrusted isTrusted)
57{
58 return adoptRef(*new PopStateEvent(type, initializer, isTrusted));
59}
60
61Ref<PopStateEvent> PopStateEvent::createForBindings()
62{
63 return adoptRef(*new PopStateEvent);
64}
65
66RefPtr<SerializedScriptValue> PopStateEvent::trySerializeState(JSC::ExecState& executionState)
67{
68 ASSERT(m_state);
69
70 if (!m_serializedState && !m_triedToSerialize) {
71 m_serializedState = SerializedScriptValue::create(executionState, m_state, SerializationErrorMode::NonThrowing);
72 m_triedToSerialize = true;
73 }
74
75 return m_serializedState;
76}
77
78EventInterface PopStateEvent::eventInterface() const
79{
80 return PopStateEventInterfaceType;
81}
82
83} // namespace WebCore
84