2 * Copyright (C) 2007 Apple Inc. All rights reserved.
3 * Copyright (C) 2007 David Smith (catfish.man@gmail.com)
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
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13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
15 * its contributors may be used to endorse or promote products derived
16 * from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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30 #ifndef ClassNodeList_h
31 #define ClassNodeList_h
33 #include "core/dom/Element.h"
34 #include "core/dom/LiveNodeList.h"
35 #include "core/dom/Node.h"
36 #include "core/dom/SpaceSplitString.h"
40 class ClassNodeList FINAL : public LiveNodeList {
42 // classNames argument is an AtomicString because it is common for Elements to share the same class names.
43 // It is also used to construct a SpaceSplitString (m_classNames) and its constructor requires an AtomicString.
44 static PassRefPtr<ClassNodeList> create(PassRefPtr<ContainerNode> rootNode, CollectionType type, const AtomicString& classNames)
46 ASSERT_UNUSED(type, type == ClassNodeListType);
47 return adoptRef(new ClassNodeList(rootNode, classNames));
50 virtual ~ClassNodeList();
52 bool nodeMatchesInlined(const Element&) const;
55 ClassNodeList(PassRefPtr<ContainerNode> rootNode, const AtomicString& classNames);
57 virtual bool nodeMatches(const Element&) const OVERRIDE;
59 SpaceSplitString m_classNames;
60 AtomicString m_originalClassNames;
63 inline bool ClassNodeList::nodeMatchesInlined(const Element& testNode) const
65 if (!testNode.hasClass())
67 if (!m_classNames.size())
69 // FIXME: DOM4 allows getElementsByClassName to return non StyledElement.
70 // https://bugs.webkit.org/show_bug.cgi?id=94718
71 if (!testNode.isStyledElement())
73 return testNode.classNames().containsAll(m_classNames);
76 } // namespace WebCore
78 #endif // ClassNodeList_h