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1 /*
2  * Copyright (C) 2012 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 #ifndef MediaStreamTrackEvent_h
26 #define MediaStreamTrackEvent_h
27 
28 #include "modules/EventModules.h"
29 #include "wtf/text/AtomicString.h"
30 
31 namespace blink {
32 
33 class MediaStreamTrack;
34 
35 class MediaStreamTrackEvent FINAL : public Event {
36     DEFINE_WRAPPERTYPEINFO();
37 public:
38     virtual ~MediaStreamTrackEvent();
39 
40     static PassRefPtrWillBeRawPtr<MediaStreamTrackEvent> create();
41     static PassRefPtrWillBeRawPtr<MediaStreamTrackEvent> create(const AtomicString& type, bool canBubble, bool cancelable, MediaStreamTrack*);
42 
43     MediaStreamTrack* track() const;
44 
45     // Event
46     virtual const AtomicString& interfaceName() const OVERRIDE;
47 
48     virtual void trace(Visitor*) OVERRIDE;
49 
50 private:
51     MediaStreamTrackEvent();
52     MediaStreamTrackEvent(const AtomicString& type, bool canBubble, bool cancelable, MediaStreamTrack*);
53 
54     PersistentWillBeMember<MediaStreamTrack> m_track;
55 };
56 
57 } // namespace blink
58 
59 #endif // MediaStreamTrackEvent_h
60