WebCore/CSSValueList.h

   1 /*
   2  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
   3  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public License
  16  * along with this library; see the file COPYING.LIB.  If not, write to
  17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 #ifndef CSSValueList_h
  22 #define CSSValueList_h
  23
  24 #include "CSSValue.h"
  25 #include <wtf/PassRefPtr.h>
  26 #include <wtf/Vector.h>
  27
  28 namespace WebCore {
  29
  30 class CSSParserValueList;
  31
  32 class CSSValueList : public CSSValue {
  33 public:
  34     static PassRefPtr<CSSValueList> createCommaSeparated()
  35     {
  36         return adoptRef(new CSSValueList(false));
  37     }
  38     static PassRefPtr<CSSValueList> createSpaceSeparated()
  39     {
  40         return adoptRef(new CSSValueList(true));
  41     }
  42     static PassRefPtr<CSSValueList> createFromParserValueList(CSSParserValueList* list)
  43     {
  44         return adoptRef(new CSSValueList(list));
  45     }
  46
  47     virtual ~CSSValueList();
  48
  49     size_t length() const { return m_values.size(); }
  50     CSSValue* item(unsigned);
  51     CSSValue* itemWithoutBoundsCheck(unsigned index) { return m_values[index].get(); }
  52
  53     void append(PassRefPtr<CSSValue>);
  54     void prepend(PassRefPtr<CSSValue>);
  55
  56     virtual String cssText() const;
  57
  58     CSSParserValueList* createParserValueList() const;
  59
  60     virtual void addSubresourceStyleURLs(ListHashSet<KURL>&, const CSSStyleSheet*);
  61
  62 protected:
  63     CSSValueList(bool isSpaceSeparated);
  64     CSSValueList(CSSParserValueList*);
  65
  66 private:
  67     virtual bool isValueList() const { return true; }
  68
  69     virtual unsigned short cssValueType() const;
  70
  71     Vector<RefPtr<CSSValue> > m_values;
  72     bool m_isSpaceSeparated;
  73 };
  74
  75 } // namespace WebCore
  76
  77 #endif // CSSValueList_h