text: /*
   * Copyright (C) 2008 Apple Inc. All Rights Reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
   * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
   * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
   */
  
  #ifndef CSSVariablesRule_h
  #define CSSVariablesRule_h
  
  #include "CSSRule.h"
  #include "CSSVariablesDeclaration.h"
  #include <wtf/RefPtr.h>
  
  namespace WebCore {
  
  class CSSStyleSheet;
  class MediaList;
  
  class CSSVariablesRule : public CSSRule {
  public:
      static PassRefPtr<CSSVariablesRule> create(CSSStyleSheet* parent, MediaList* mediaList, bool variablesKeyword)
      {
          return adoptRef(new CSSVariablesRule(parent, mediaList, variablesKeyword));
      }
  
      virtual ~CSSVariablesRule();
  
      // CSSVariablesRule interface
      MediaList* media() const { return m_lstMedia.get(); }
      CSSVariablesDeclaration* variables() { return m_variables.get(); }
  
      // Inherited from CSSRule
      virtual unsigned short type() const { return VARIABLES_RULE; }
      virtual String cssText() const;
      virtual bool isVariablesRule() { return true; }
  
      // Used internally.  Does not notify the document of the change.  Only intended
      // for use on initial parse.
      void setDeclaration(PassRefPtr<CSSVariablesDeclaration> decl) { m_variables = decl; }
  
  private:
      CSSVariablesRule(CSSStyleSheet* parent, MediaList*, bool variablesKeyword);
  
      RefPtr<MediaList> m_lstMedia;
      RefPtr<CSSVariablesDeclaration> m_variables;
      bool m_variablesKeyword;
  };
  
  } // namespace WebCore
  
  #endif // CSSVariablesRule_h
  