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/*
* 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 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.
*
*/
#pragma once
#include "Node.h"
#include "QualifiedName.h"
namespace WebCore {
class Attribute;
class CSSStyleDeclaration;
class MutableStyleProperties;
class Attr final : public Node {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(Attr);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(Attr);
public:
static Ref<Attr> create(Element&, const QualifiedName&);
static Ref<Attr> create(Document&, const QualifiedName&, const AtomString& value);
virtual ~Attr();
String name() const { return qualifiedName().toString(); }
bool specified() const { return true; }
Element* ownerElement() const { return m_element.get(); }
WEBCORE_EXPORT AtomString value() const;
WEBCORE_EXPORT ExceptionOr<void> setValue(const AtomString&);
const QualifiedName& qualifiedName() const { return m_name; }
WEBCORE_EXPORT CSSStyleDeclaration* style();
void attachToElement(Element&);
void detachFromElementWithValue(const AtomString&);
const AtomString& namespaceURI() const final { return m_name.namespaceURI(); }
const AtomString& localName() const final { return m_name.localName(); }
const AtomString& prefix() const final { return m_name.prefix(); }
private:
Attr(Element&, const QualifiedName&);
Attr(Document&, const QualifiedName&, const AtomString& value);
String nodeName() const final { return name(); }
String nodeValue() const final { return value(); }
ExceptionOr<void> setNodeValue(const String&) final;
ExceptionOr<void> setPrefix(const AtomString&) final;
Ref<Node> cloneNodeInternal(Document&, CloningOperation, CustomElementRegistry*) final;
bool isAttributeNode() const final { return true; }
void parentOrShadowHostNode() const = delete; // Call parentNode() instead.
// 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.
WeakPtr<Element, WeakPtrImplWithEventTargetData> m_element;
QualifiedName m_name;
AtomString m_standaloneValue;
RefPtr<MutableStyleProperties> m_style;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::Attr)
static bool isType(const WebCore::Node& node) { return node.isAttributeNode(); }
SPECIALIZE_TYPE_TRAITS_END()
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