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      1 /*
      2  * (C) 1999-2003 Lars Knoll (knoll (at) kde.org)
      3  * (C) 2002-2003 Dirk Mueller (mueller (at) kde.org)
      4  * Copyright (C) 2002, 2006 Apple Computer, Inc.
      5  *
      6  * This library is free software; you can redistribute it and/or
      7  * modify it under the terms of the GNU Library General Public
      8  * License as published by the Free Software Foundation; either
      9  * version 2 of the License, or (at your option) any later version.
     10  *
     11  * This library is distributed in the hope that it will be useful,
     12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14  * Library General Public License for more details.
     15  *
     16  * You should have received a copy of the GNU Library General Public License
     17  * along with this library; see the file COPYING.LIB.  If not, write to
     18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     19  * Boston, MA 02110-1301, USA.
     20  */
     21 
     22 #ifndef CSSRuleList_h
     23 #define CSSRuleList_h
     24 
     25 #include <wtf/PassRefPtr.h>
     26 #include <wtf/RefCounted.h>
     27 #include <wtf/RefPtr.h>
     28 #include <wtf/Vector.h>
     29 
     30 namespace WebCore {
     31 
     32 class CSSRule;
     33 class StyleList;
     34 
     35 class CSSRuleList : public RefCounted<CSSRuleList> {
     36 public:
     37     static PassRefPtr<CSSRuleList> create(StyleList* list, bool omitCharsetRules = false)
     38     {
     39         return adoptRef(new CSSRuleList(list, omitCharsetRules));
     40     }
     41     static PassRefPtr<CSSRuleList> create()
     42     {
     43         return adoptRef(new CSSRuleList);
     44     }
     45     ~CSSRuleList();
     46 
     47     unsigned length() const;
     48     CSSRule* item(unsigned index);
     49 
     50     // FIXME: Not part of the DOM.  Only used by media rules.  We should be able to remove them if we changed media rules to work
     51     // as StyleLists instead.
     52     unsigned insertRule(CSSRule*, unsigned index);
     53     void deleteRule(unsigned index);
     54     void append(CSSRule*);
     55 
     56     StyleList* styleList()
     57     {
     58         return m_list.get();
     59     }
     60 
     61 private:
     62     CSSRuleList();
     63     CSSRuleList(StyleList*, bool omitCharsetRules);
     64 
     65     RefPtr<StyleList> m_list;
     66     Vector<RefPtr<CSSRule> > m_lstCSSRules; // FIXME: Want to eliminate, but used by IE rules() extension and still used by media rules.
     67 };
     68 
     69 } // namespace WebCore
     70 
     71 #endif // CSSRuleList_h
     72