1 /*
2 * Copyright (C) 2007 Apple Inc. All rights reserved.
3 * Copyright (C) 2007 David Smith (catfish.man@gmail.com)
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
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.
17 *
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
21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #ifndef ClassNodeList_h
31 #define ClassNodeList_h
32
33 #include "core/dom/Element.h"
34 #include "core/dom/LiveNodeList.h"
35 #include "core/dom/Node.h"
36 #include "core/dom/SpaceSplitString.h"
37
38 namespace WebCore {
39
40 class ClassNodeList FINAL : public LiveNodeList {
41 public:
create(PassRefPtr<Node> rootNode,const String & classNames)42 static PassRefPtr<ClassNodeList> create(PassRefPtr<Node> rootNode, const String& classNames)
43 {
44 return adoptRef(new ClassNodeList(rootNode, classNames));
45 }
46
47 virtual ~ClassNodeList();
48
49 bool nodeMatchesInlined(Element*) const;
50
51 private:
52 ClassNodeList(PassRefPtr<Node> rootNode, const String& classNames);
53
54 virtual bool nodeMatches(Element*) const OVERRIDE;
55
56 SpaceSplitString m_classNames;
57 String m_originalClassNames;
58 };
59
nodeMatchesInlined(Element * testNode)60 inline bool ClassNodeList::nodeMatchesInlined(Element* testNode) const
61 {
62 if (!testNode->hasClass())
63 return false;
64 if (!m_classNames.size())
65 return false;
66 // FIXME: DOM4 allows getElementsByClassName to return non StyledElement.
67 // https://bugs.webkit.org/show_bug.cgi?id=94718
68 if (!testNode->isStyledElement())
69 return false;
70 return testNode->classNames().containsAll(m_classNames);
71 }
72
73 } // namespace WebCore
74
75 #endif // ClassNodeList_h
76