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* Copyright (C) 1999 Lars Knoll (
* (C) 1999 Antti Koivisto (
* (C) 2001 Peter Kelly (
* (C) 2001 Dirk Mueller (
* Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 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
* 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 Attr_h
#define Attr_h
#include "core/dom/ContainerNode.h"
#include "core/dom/QualifiedName.h"
namespace WebCore {
class CSSStyleDeclaration;
class ExceptionState;
class MutableStylePropertySet;
// Attr can have Text children
// therefore it has to be a fullblown Node. The plan
// is to dynamically allocate a textchild and store the
// resulting nodevalue in the attribute upon
// destruction. however, this is not yet implemented.
class Attr FINAL : public ContainerNode {
static PassRefPtr<Attr> create(Element&, const QualifiedName&);
static PassRefPtr<Attr> create(Document&, const QualifiedName&, const AtomicString& value);
virtual ~Attr();
String name() const { return qualifiedName().toString(); }
bool specified() const { return true; }
Element* ownerElement() const { return m_element; }
const AtomicString& value() const;
void setValue(const AtomicString&, ExceptionState&);
void setValue(const AtomicString&);
const QualifiedName& qualifiedName() const { return m_name; }
bool isId() const;
void attachToElement(Element*);
void detachFromElementWithValue(const AtomicString&);
virtual const AtomicString& localName() const OVERRIDE { return m_name.localName(); }
virtual const AtomicString& namespaceURI() const OVERRIDE { return m_name.namespaceURI(); }
virtual const AtomicString& prefix() const OVERRIDE { return m_name.prefix(); }
virtual void setPrefix(const AtomicString&, ExceptionState&) OVERRIDE;
Attr(Element&, const QualifiedName&);
Attr(Document&, const QualifiedName&, const AtomicString& value);
void createTextChild();
virtual String nodeName() const OVERRIDE { return name(); }
virtual NodeType nodeType() const OVERRIDE { return ATTRIBUTE_NODE; }
virtual String nodeValue() const OVERRIDE { return value(); }
virtual void setNodeValue(const String&);
virtual PassRefPtr<Node> cloneNode(bool deep = true);
virtual bool isAttributeNode() const { return true; }
virtual bool childTypeAllowed(NodeType) const;
virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
Attribute& elementAttribute();
// Attr wraps either an element/name, or a name/value pair (when it's a standalone Node.)
// Note that m_name is always set, but m_element/m_standaloneValue may be null.
Element* m_element;
QualifiedName m_name;
AtomicString m_standaloneValue;
unsigned m_ignoreChildrenChanged;
DEFINE_NODE_TYPE_CASTS(Attr, isAttributeNode());
} // namespace WebCore
#endif // Attr_h