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26 #ifndef CSSSelectorList_h
27 #define CSSSelectorList_h
29 #include "core/css/CSSSelector.h"
33 class CSSParserSelector;
35 class CSSSelectorList {
36 WTF_MAKE_FAST_ALLOCATED;
38 CSSSelectorList() : m_selectorArray(0) { }
39 CSSSelectorList(const CSSSelectorList&);
43 void adopt(CSSSelectorList& list);
44 void adoptSelectorVector(Vector<OwnPtr<CSSParserSelector> >& selectorVector);
46 bool isValid() const { return !!m_selectorArray; }
47 const CSSSelector* first() const { return m_selectorArray; }
48 static const CSSSelector* next(const CSSSelector&);
49 bool hasOneSelector() const { return m_selectorArray && !next(*m_selectorArray); }
50 const CSSSelector& selectorAt(size_t index) const { return m_selectorArray[index]; }
52 size_t indexOfNextSelectorAfter(size_t index) const
54 const CSSSelector& current = selectorAt(index);
55 const CSSSelector* next = this->next(current);
58 return next - m_selectorArray;
61 bool selectorsNeedNamespaceResolution();
63 bool hasShadowDistributedAt(size_t index) const;
64 bool hasCombinatorCrossingTreeBoundaryAt(size_t index) const;
66 String selectorsText() const;
69 unsigned length() const;
70 void deleteSelectors();
73 CSSSelectorList& operator=(const CSSSelectorList&);
75 // End of a multipart selector is indicated by m_isLastInTagHistory bit in the last item.
76 // End of the array is indicated by m_isLastInSelectorList bit in the last item.
77 CSSSelector* m_selectorArray;
80 inline const CSSSelector* CSSSelectorList::next(const CSSSelector& current)
82 // Skip subparts of compound selectors.
83 const CSSSelector* last = ¤t;
84 while (!last->isLastInTagHistory())
86 return last->isLastInSelectorList() ? 0 : last + 1;
89 } // namespace WebCore
91 #endif // CSSSelectorList_h