1/*
2 * Copyright (C) 2011 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. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#include "config.h"
26#include "modules/mediastream/MediaStreamEvent.h"
27
28namespace blink {
29
30MediaStreamEventInit::MediaStreamEventInit()
31    : stream(nullptr)
32{
33}
34
35PassRefPtrWillBeRawPtr<MediaStreamEvent> MediaStreamEvent::create()
36{
37    return adoptRefWillBeNoop(new MediaStreamEvent);
38}
39
40PassRefPtrWillBeRawPtr<MediaStreamEvent> MediaStreamEvent::create(const AtomicString& type, bool canBubble, bool cancelable, MediaStream* stream)
41{
42    return adoptRefWillBeNoop(new MediaStreamEvent(type, canBubble, cancelable, stream));
43}
44
45PassRefPtrWillBeRawPtr<MediaStreamEvent> MediaStreamEvent::create(const AtomicString& type, const MediaStreamEventInit& initializer)
46{
47    return adoptRefWillBeNoop(new MediaStreamEvent(type, initializer));
48}
49
50MediaStreamEvent::MediaStreamEvent()
51{
52}
53
54MediaStreamEvent::MediaStreamEvent(const AtomicString& type, bool canBubble, bool cancelable, MediaStream* stream)
55    : Event(type, canBubble, cancelable)
56    , m_stream(stream)
57{
58}
59
60MediaStreamEvent::MediaStreamEvent(const AtomicString& type, const MediaStreamEventInit& initializer)
61    : Event(type, initializer)
62    , m_stream(initializer.stream)
63{
64}
65
66MediaStreamEvent::~MediaStreamEvent()
67{
68}
69
70MediaStream* MediaStreamEvent::stream() const
71{
72    return m_stream.get();
73}
74
75MediaStream* MediaStreamEvent::stream(bool& isNull) const
76{
77    isNull = !m_stream;
78    return m_stream.get();
79}
80
81const AtomicString& MediaStreamEvent::interfaceName() const
82{
83    return EventNames::MediaStreamEvent;
84}
85
86void MediaStreamEvent::trace(Visitor* visitor)
87{
88    visitor->trace(m_stream);
89    Event::trace(visitor);
90}
91
92} // namespace blink
93
94