diff -r 000000000000 -r 4f2f89ce4247 WebCore/dom/StyledElement.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/dom/StyledElement.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,113 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2001 Peter Kelly (pmk@post.com)
+ *           (C) 2001 Dirk Mueller (mueller@kde.org)
+ * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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 StyledElement_h
+#define StyledElement_h
+
+#include "CSSMutableStyleDeclaration.h"
+#include "Element.h"
+#include "MappedAttributeEntry.h"
+
+namespace WebCore {
+
+class Attribute;
+class CSSMappedAttributeDeclaration;
+
+class StyledElement : public Element {
+public:
+    virtual ~StyledElement();
+
+    bool hasMappedAttributes() const { return attributeMap() && attributeMap()->hasMappedAttributes(); }
+    bool isMappedAttribute(const QualifiedName& name) const { MappedAttributeEntry res = eNone; mapToEntry(name, res); return res != eNone; }
+
+    void addCSSLength(Attribute*, int id, const String& value);
+    void addCSSProperty(Attribute*, int id, const String& value);
+    void addCSSProperty(Attribute*, int id, int value);
+    void addCSSImageProperty(Attribute*, int propertyID, const String& url);
+    void addCSSColor(Attribute*, int id, const String& color);
+
+    static CSSMappedAttributeDeclaration* getMappedAttributeDecl(MappedAttributeEntry, const QualifiedName& name, const AtomicString& value);
+    static void setMappedAttributeDecl(MappedAttributeEntry, const QualifiedName& name, const AtomicString& value, CSSMappedAttributeDeclaration*);
+    static void removeMappedAttributeDecl(MappedAttributeEntry, const QualifiedName& name, const AtomicString& value);
+
+    static CSSMappedAttributeDeclaration* getMappedAttributeDecl(MappedAttributeEntry, Attribute*);
+    static void setMappedAttributeDecl(MappedAttributeEntry, Attribute*, CSSMappedAttributeDeclaration*);
+
+    CSSMutableStyleDeclaration* inlineStyleDecl() const { return m_inlineStyleDecl.get(); }
+    virtual bool canHaveAdditionalAttributeStyleDecls() const { return false; }
+    virtual void additionalAttributeStyleDecls(Vector<CSSMutableStyleDeclaration*>&) { }
+    CSSMutableStyleDeclaration* getInlineStyleDecl();
+    CSSStyleDeclaration* style();
+    void invalidateStyleAttribute();
+
+    const SpaceSplitString& classNames() const;
+
+    virtual bool mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const;
+
+    virtual PassRefPtr<Attribute> createAttribute(const QualifiedName&, const AtomicString& value);
+
+protected:
+    StyledElement(const QualifiedName& name, Document* document, ConstructionType type)
+        : Element(name, document, type)
+    {
+    }
+
+    virtual void attributeChanged(Attribute*, bool preserveDecls = false);
+    virtual void parseMappedAttribute(Attribute*);
+    virtual void copyNonAttributeProperties(const Element*);
+
+    virtual void addSubresourceAttributeURLs(ListHashSet<KURL>&) const;
+
+    // classAttributeChanged() exists to share code between
+    // parseMappedAttribute (called via setAttribute()) and
+    // svgAttributeChanged (called when element.className.baseValue is set)
+    void classAttributeChanged(const AtomicString& newClassString);
+    
+    virtual void didMoveToNewOwnerDocument();
+
+private:
+    void createMappedDecl(Attribute*);
+
+    void createInlineStyleDecl();
+    void destroyInlineStyleDecl();
+    virtual void updateStyleAttribute() const;
+
+    RefPtr<CSSMutableStyleDeclaration> m_inlineStyleDecl;
+};
+
+inline const SpaceSplitString& StyledElement::classNames() const
+{
+    ASSERT(hasClass());
+    ASSERT(attributeMap());
+    return attributeMap()->classNames();
+}
+
+inline void StyledElement::invalidateStyleAttribute()
+{
+    clearIsStyleAttributeValid();
+}
+
+} //namespace
+
+#endif