third_party/WebKit/Source/core/css/CSSInheritedValue.h

   1 /*
   2  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
   3  * Copyright (C) 2004, 2005, 2006, 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 CSSInheritedValue_h
  22 #define CSSInheritedValue_h
  23
  24 #include "core/css/CSSValue.h"
  25 #include "wtf/PassRefPtr.h"
  26
  27 namespace blink {
  28
  29 class CSSInheritedValue : public CSSValue {
  30 public:
  31     static PassRefPtrWillBeRawPtr<CSSInheritedValue> create()
  32     {
  33         return adoptRefWillBeNoop(new CSSInheritedValue);
  34     }
  35
  36     String customCSSText() const;
  37
  38     bool equals(const CSSInheritedValue&) const { return true; }
  39
  40     DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValue::traceAfterDispatch(visitor); }
  41
  42 private:
  43     CSSInheritedValue()
  44         : CSSValue(InheritedClass)
  45     {
  46     }
  47 };
  48
  49 DEFINE_CSS_VALUE_TYPE_CASTS(CSSInheritedValue, isInheritedValue());
  50
  51 } // namespace blink
  52
  53 #endif // CSSInheritedValue_h