/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* Copyright (C) 2000 Frederik Holljen (frederik.holljen@hig.no)
* Copyright (C) 2001 Peter Kelly (pmk@post.com)
* Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
* Copyright (C) 2004, 2008 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 NodeIteratorBase_h
#define NodeIteratorBase_h
#include "wtf/RefPtr.h"
namespace WebCore {
class ExceptionState;
class Node;
class NodeFilter;
class NodeIteratorBase {
public:
Node* root() const { return m_root.get(); }
unsigned whatToShow() const { return m_whatToShow; }
NodeFilter* filter() const { return m_filter.get(); }
// |expandEntityReferences| first appeared in "DOM Level 2 Traversal and Range". However, this argument was
// never implemented, and, in DOM4, the function argument |expandEntityReferences| is removed from
// Document.createNodeIterator() and Document.createTreeWalker().
bool expandEntityReferences() const { return false; }
protected:
NodeIteratorBase(PassRefPtr<Node>, unsigned whatToShow, PassRefPtr<NodeFilter>);
short acceptNode(Node*, ExceptionState&) const;
private:
RefPtr<Node> m_root;
unsigned m_whatToShow;
RefPtr<NodeFilter> m_filter;
};
} // namespace WebCore
#endif // NodeIteratorBase_h