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/platform/external/webkit/WebCore/css/CSSSelectorList.h

https://github.com/aharish/totoro-gb-opensource-update2
C Header | 57 lines | 21 code | 11 blank | 25 comment | 0 complexity | 3504f69b42335546b24beab68dda3dce MD5 | raw file
 1/*
 2 * Copyright (C) 2008 Apple 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
 6 * are met:
 7 * 1. Redistributions of source code must retain the above copyright
 8 *    notice, this list of conditions and the following disclaimer.
 9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
24 */
25
26#ifndef CSSSelectorList_h
27#define CSSSelectorList_h
28
29#include "CSSSelector.h"
30#include <wtf/Noncopyable.h>
31
32namespace WebCore {
33    
34class CSSSelectorList : public Noncopyable {
35public:
36    CSSSelectorList() : m_selectorArray(0) { }
37    ~CSSSelectorList();
38
39    void adopt(CSSSelectorList& list);
40    void adoptSelectorVector(Vector<CSSSelector*>& selectorVector);
41    
42    CSSSelector* first() const { return m_selectorArray ? m_selectorArray : 0; }
43    static CSSSelector* next(CSSSelector* previous) { return previous->isLastInSelectorList() ? 0 : previous + 1; }
44    bool hasOneSelector() const { return m_selectorArray ? m_selectorArray->isLastInSelectorList() : false; }
45
46    bool selectorsNeedNamespaceResolution();
47
48private:
49    void deleteSelectors();
50
51    // End of the array is indicated by m_isLastInSelectorList bit in the last item.
52    CSSSelector* m_selectorArray;
53};
54
55} // namespace WebCore
56
57#endif // CSSSelectorList_h