1/*
2 * Copyright (C) 2015 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#pragma once
27
28#if ENABLE(MEDIA_SESSION)
29
30#include "EventTarget.h"
31#include <wtf/RefCounted.h>
32
33namespace WebCore {
34
35class MediaSession;
36
37class MediaRemoteControls final : public RefCounted<MediaRemoteControls>, public EventTargetWithInlineData {
38 WTF_MAKE_ISO_ALLOCATED(MediaRemoteControls);
39public:
40 static Ref<MediaRemoteControls> create(ScriptExecutionContext& context, MediaSession* session = nullptr)
41 {
42 return adoptRef(*new MediaRemoteControls(context, session));
43 }
44
45 bool previousTrackEnabled() const { return m_previousTrackEnabled; }
46 void setPreviousTrackEnabled(bool);
47
48 bool nextTrackEnabled() const { return m_nextTrackEnabled; }
49 void setNextTrackEnabled(bool);
50
51 using RefCounted<MediaRemoteControls>::ref;
52 using RefCounted<MediaRemoteControls>::deref;
53
54 void clearSession();
55
56 virtual ~MediaRemoteControls();
57
58 EventTargetInterface eventTargetInterface() const override { return MediaRemoteControlsEventTargetInterfaceType; }
59 ScriptExecutionContext* scriptExecutionContext() const override { return &m_scriptExecutionContext; }
60
61private:
62 MediaRemoteControls(ScriptExecutionContext&, MediaSession*);
63
64 ScriptExecutionContext& m_scriptExecutionContext;
65
66 bool m_previousTrackEnabled { false };
67 bool m_nextTrackEnabled { false };
68
69 MediaSession* m_session { nullptr };
70
71 void refEventTarget() final { ref(); }
72 void derefEventTarget() final { deref(); }
73};
74
75} // namespace WebCore
76
77#endif // ENABLE(MEDIA_SESSION)
78