diff -r 000000000000 -r 4f2f89ce4247 WebCore/css/CSSStyleDeclaration.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/css/CSSStyleDeclaration.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,84 @@
+/*
+ * (C) 1999-2003 Lars Knoll (knoll@kde.org)
+ * Copyright (C) 2004, 2005, 2006, 2008 Apple Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef CSSStyleDeclaration_h
+#define CSSStyleDeclaration_h
+
+#include "StyleBase.h"
+#include <wtf/Forward.h>
+
+namespace WebCore {
+
+class CSSMutableStyleDeclaration;
+class CSSProperty;
+class CSSRule;
+class CSSValue;
+
+typedef int ExceptionCode;
+
+class CSSStyleDeclaration : public StyleBase {
+public:
+    static bool isPropertyName(const String&);
+
+    CSSRule* parentRule() const;
+
+    virtual String cssText() const = 0;
+    virtual void setCssText(const String&, ExceptionCode&) = 0;
+
+    unsigned length() const { return virtualLength(); }
+    virtual unsigned virtualLength() const = 0;
+    bool isEmpty() const { return !length(); }
+    virtual String item(unsigned index) const = 0;
+
+    PassRefPtr<CSSValue> getPropertyCSSValue(const String& propertyName);
+    String getPropertyValue(const String& propertyName);
+    String getPropertyPriority(const String& propertyName);
+    String getPropertyShorthand(const String& propertyName);
+    bool isPropertyImplicit(const String& propertyName);
+    
+    virtual PassRefPtr<CSSValue> getPropertyCSSValue(int propertyID) const = 0;
+    virtual String getPropertyValue(int propertyID) const = 0;
+    virtual bool getPropertyPriority(int propertyID) const = 0;
+    virtual int getPropertyShorthand(int propertyID) const = 0;
+    virtual bool isPropertyImplicit(int propertyID) const = 0;
+
+    void setProperty(const String& propertyName, const String& value, ExceptionCode&);
+    void setProperty(const String& propertyName, const String& value, const String& priority, ExceptionCode&);
+    String removeProperty(const String& propertyName, ExceptionCode&);
+    virtual void setProperty(int propertyId, const String& value, bool important, ExceptionCode&) = 0;
+    virtual String removeProperty(int propertyID, ExceptionCode&) = 0;
+
+    virtual PassRefPtr<CSSMutableStyleDeclaration> copy() const = 0;
+    virtual PassRefPtr<CSSMutableStyleDeclaration> makeMutable() = 0;
+ 
+    void diff(CSSMutableStyleDeclaration*) const;
+
+    PassRefPtr<CSSMutableStyleDeclaration> copyPropertiesInSet(const int* set, unsigned length) const;
+
+protected:
+    CSSStyleDeclaration(CSSRule* parentRule = 0);
+
+    virtual bool cssPropertyMatches(const CSSProperty*) const;
+
+};
+
+} // namespace WebCore
+
+#endif // CSSStyleDeclaration_h