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XMLNodeSet.hpp

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/*
 * (C) Copyright 2002, Schlund+Partner AG
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#ifndef SP_GXML_XMLNODESET_HPP
#define SP_GXML_XMLNODESET_HPP

// C libraries
#include <libxslt/xsltInternals.h>
#include <libxml/xpath.h>
#include <libxml/tree.h>

// Local
#include <sp-gxmlcpp/XMLNode.hpp>
#include <sp-gxmlcpp/XMLException.hpp>

namespace SP
{
namespace GXML
{

// forward declarations
class XMLTree;

class XMLNodeSet
{
public:
        XMLNodeSet( const std::string& xpath, const XMLTree* tree );
        ~XMLNodeSet();

        class Iterator
        {
        public:
                Iterator();
                Iterator( const xmlNodeSetPtr set );
                ~Iterator();
                Iterator operator ++();
                bool operator !=( const Iterator& iter);
                XMLNode operator *();
                int getPosition();

        private:
                int pos_;
                xmlNodeSetPtr set_;
        };

        int size();
        Iterator begin();
        Iterator end();
        //Iterator rbegin();
        //Iterator rend();

private:
        xmlXPathObjectPtr xPathObj_;
};

}}
#endif

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