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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
*
* 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 TagNodeList_h
#define TagNodeList_h
#include "core/dom/Element.h"
#include "core/dom/LiveNodeList.h"
#include "wtf/text/AtomicString.h"
namespace WebCore {
// NodeList that limits to a particular tag.
class TagNodeList : public LiveNodeList {
public:
static PassRefPtr<TagNodeList> create(PassRefPtr<Node> rootNode, const AtomicString& namespaceURI, const AtomicString& localName)
{
ASSERT(namespaceURI != starAtom);
return adoptRef(new TagNodeList(rootNode, TagNodeListType, namespaceURI, localName));
}
static PassRefPtr<TagNodeList> create(PassRefPtr<Node> rootNode, CollectionType type, const AtomicString& localName)
{
ASSERT_UNUSED(type, type == TagNodeListType);
return adoptRef(new TagNodeList(rootNode, TagNodeListType, starAtom, localName));
}
virtual ~TagNodeList();
protected:
TagNodeList(PassRefPtr<Node> rootNode, CollectionType, const AtomicString& namespaceURI, const AtomicString& localName);
virtual bool nodeMatches(Element*) const;
AtomicString m_namespaceURI;
AtomicString m_localName;
};
class HTMLTagNodeList FINAL : public TagNodeList {
public:
static PassRefPtr<HTMLTagNodeList> create(PassRefPtr<Node> rootNode, CollectionType type, const AtomicString& localName)
{
ASSERT_UNUSED(type, type == HTMLTagNodeListType);
return adoptRef(new HTMLTagNodeList(rootNode, localName));
}
bool nodeMatchesInlined(Element*) const;
private:
HTMLTagNodeList(PassRefPtr<Node> rootNode, const AtomicString& localName);
virtual bool nodeMatches(Element*) const OVERRIDE;
AtomicString m_loweredLocalName;
};
inline bool HTMLTagNodeList::nodeMatchesInlined(Element* testNode) const
{
// Implements http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html#concept-getelementsbytagname
if (m_localName != starAtom) {
const AtomicString& localName = testNode->isHTMLElement() ? m_loweredLocalName : m_localName;
if (localName != testNode->localName())
return false;
}
ASSERT(m_namespaceURI == starAtom);
return true;
}
} // namespace WebCore
#endif // TagNodeList_h
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