#ifndef Attribute_h
#define Attribute_h
#include "QualifiedName.h"
namespace WebCore {
class Attr;
class CSSStyleDeclaration;
class Element;
class NamedNodeMap;
class Attribute : public RefCounted<Attribute> {
friend class Attr;
friend class NamedNodeMap;
public:
static PassRefPtr<Attribute> create(const QualifiedName& name, const AtomicString& value)
{
return adoptRef(new Attribute(name, value));
}
virtual ~Attribute() { }
const AtomicString& value() const { return m_value; }
const AtomicString& prefix() const { return m_name.prefix(); }
const AtomicString& localName() const { return m_name.localName(); }
const AtomicString& namespaceURI() const { return m_name.namespaceURI(); }
const QualifiedName& name() const { return m_name; }
Attr* attr() const { return m_impl; }
PassRefPtr<Attr> createAttrIfNeeded(Element*);
bool isNull() const { return m_value.isNull(); }
bool isEmpty() const { return m_value.isEmpty(); }
virtual PassRefPtr<Attribute> clone() const;
virtual CSSStyleDeclaration* style() const { return 0; }
void setValue(const AtomicString& value) { m_value = value; }
void setPrefix(const AtomicString& prefix) { m_name.setPrefix(prefix); }
virtual bool isMappedAttribute() { return false; }
protected:
Attribute(const QualifiedName& name, const AtomicString& value)
: m_name(name), m_value(value), m_impl(0)
{
}
Attribute(const AtomicString& name, const AtomicString& value)
: m_name(nullAtom, name, nullAtom), m_value(value), m_impl(0)
{
}
private:
QualifiedName m_name;
AtomicString m_value;
Attr* m_impl;
};
}
#endif