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| 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: | |
| 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 co
nstructor requires an AtomicString. | |
| 44 static PassRefPtr<ClassNodeList> create(PassRefPtr<ContainerNode> rootNode,
CollectionType type, const AtomicString& classNames) | |
| 45 { | |
| 46 ASSERT_UNUSED(type, type == ClassNodeListType); | |
| 47 return adoptRef(new ClassNodeList(rootNode, classNames)); | |
| 48 } | |
| 49 | |
| 50 virtual ~ClassNodeList(); | |
| 51 | |
| 52 bool nodeMatchesInlined(const Element&) const; | |
| 53 | |
| 54 private: | |
| 55 ClassNodeList(PassRefPtr<ContainerNode> rootNode, const AtomicString& classN
ames); | |
| 56 | |
| 57 virtual bool nodeMatches(const Element&) const OVERRIDE; | |
| 58 | |
| 59 SpaceSplitString m_classNames; | |
| 60 AtomicString m_originalClassNames; | |
| 61 }; | |
| 62 | |
| 63 inline bool ClassNodeList::nodeMatchesInlined(const Element& testNode) const | |
| 64 { | |
| 65 if (!testNode.hasClass()) | |
| 66 return false; | |
| 67 if (!m_classNames.size()) | |
| 68 return false; | |
| 69 // FIXME: DOM4 allows getElementsByClassName to return non StyledElement. | |
| 70 // https://bugs.webkit.org/show_bug.cgi?id=94718 | |
| 71 if (!testNode.isStyledElement()) | |
| 72 return false; | |
| 73 return testNode.classNames().containsAll(m_classNames); | |
| 74 } | |
| 75 | |
| 76 } // namespace WebCore | |
| 77 | |
| 78 #endif // ClassNodeList_h | |
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Chromium Code Reviews
Issue 143453010:
Have getElementsByClassName() / getElementsByTagName*() return an HTMLCollection (Closed)
Base URL: svn://svn.chromium.org/blink/trunk