1/*
2 * Copyright (C) 2007-2017 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#include "HTMLElement.h"
29#include "Timer.h"
30
31namespace WebCore {
32
33class MediaQuerySet;
34
35class HTMLSourceElement final : public HTMLElement, private ActiveDOMObject {
36 WTF_MAKE_ISO_ALLOCATED(HTMLSourceElement);
37public:
38 static Ref<HTMLSourceElement> create(Document&);
39 static Ref<HTMLSourceElement> create(const QualifiedName&, Document&);
40
41 void scheduleErrorEvent();
42 void cancelPendingErrorEvent();
43
44 const MediaQuerySet* parsedMediaAttribute(Document&) const;
45
46private:
47 HTMLSourceElement(const QualifiedName&, Document&);
48
49 InsertedIntoAncestorResult insertedIntoAncestor(InsertionType, ContainerNode&) final;
50 void removedFromAncestor(RemovalType, ContainerNode&) final;
51 bool isURLAttribute(const Attribute&) const final;
52
53 // ActiveDOMObject.
54 const char* activeDOMObjectName() const final;
55 bool canSuspendForDocumentSuspension() const final;
56 void suspend(ReasonForSuspension) final;
57 void resume() final;
58 void stop() final;
59
60 void parseAttribute(const QualifiedName&, const AtomicString&) final;
61
62 void errorEventTimerFired();
63
64 Timer m_errorEventTimer;
65 bool m_shouldRescheduleErrorEventOnResume { false };
66 mutable Optional<RefPtr<const MediaQuerySet>> m_cachedParsedMediaAttribute;
67};
68
69} // namespace WebCore
70