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| 1 /* | |
| 2 * Copyright (C) 2011 Google 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 are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef HTMLContentElement_h | |
| 32 #define HTMLContentElement_h | |
| 33 | |
| 34 #include "core/css/CSSSelectorList.h" | |
| 35 #include "core/dom/shadow/InsertionPoint.h" | |
| 36 | |
| 37 namespace WebCore { | |
| 38 | |
| 39 class HTMLContentElement FINAL : public InsertionPoint { | |
| 40 public: | |
| 41 static PassRefPtr<HTMLContentElement> create(Document&); | |
| 42 | |
| 43 virtual ~HTMLContentElement(); | |
| 44 | |
| 45 virtual bool canAffectSelector() const OVERRIDE { return true; } | |
| 46 | |
| 47 bool canSelectNode(const Vector<Node*, 32>& siblings, int nth) const; | |
| 48 | |
| 49 const CSSSelectorList& selectorList() const; | |
| 50 bool isSelectValid() const; | |
| 51 | |
| 52 private: | |
| 53 explicit HTMLContentElement(Document&); | |
| 54 | |
| 55 virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERR
IDE; | |
| 56 | |
| 57 bool validateSelect() const; | |
| 58 void parseSelect(); | |
| 59 | |
| 60 bool matchSelector(const Vector<Node*, 32>& siblings, int nth) const; | |
| 61 | |
| 62 bool m_shouldParseSelect; | |
| 63 bool m_isValidSelector; | |
| 64 AtomicString m_select; | |
| 65 CSSSelectorList m_selectorList; | |
| 66 }; | |
| 67 | |
| 68 inline const CSSSelectorList& HTMLContentElement::selectorList() const | |
| 69 { | |
| 70 if (m_shouldParseSelect) | |
| 71 const_cast<HTMLContentElement*>(this)->parseSelect(); | |
| 72 return m_selectorList; | |
| 73 } | |
| 74 | |
| 75 inline bool HTMLContentElement::isSelectValid() const | |
| 76 { | |
| 77 if (m_shouldParseSelect) | |
| 78 const_cast<HTMLContentElement*>(this)->parseSelect(); | |
| 79 return m_isValidSelector; | |
| 80 } | |
| 81 | |
| 82 inline bool HTMLContentElement::canSelectNode(const Vector<Node*, 32>& siblings,
int nth) const | |
| 83 { | |
| 84 if (m_select.isNull() || m_select.isEmpty()) | |
| 85 return true; | |
| 86 if (!isSelectValid()) | |
| 87 return false; | |
| 88 if (!siblings[nth]->isElementNode()) | |
| 89 return false; | |
| 90 return matchSelector(siblings, nth); | |
| 91 } | |
| 92 | |
| 93 } | |
| 94 | |
| 95 #endif | |
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Chromium Code Reviews
Issue 183893019:
Move HTMLContentElement & HTMLShadowElement out of shadow/ (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master