/*
   Copyright (C) 2001-2006, William Joseph.
   All Rights Reserved.

   This file is part of GtkRadiant.

   GtkRadiant is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   GtkRadiant 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GtkRadiant; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#if !defined( INCLUDED_XML_IXML_H )
#define INCLUDED_XML_IXML_H

#include "itextstream.h"
#include "generic/constant.h"

class XMLAttrVisitor
{
public:
virtual void visit( const char* name, const char* value ) = 0;
};

class XMLElement
{
public:
virtual const char* name() const = 0;
virtual const char* attribute( const char* name ) const = 0;
virtual void forEachAttribute( XMLAttrVisitor& visitor ) const = 0;
};

class XMLImporter : public TextOutputStream
{
public:
STRING_CONSTANT( Name, "XMLImporter" );

virtual void pushElement( const XMLElement& element ) = 0;
virtual void popElement( const char* name ) = 0;
};

class XMLExporter
{
public:
STRING_CONSTANT( Name, "XMLExporter" );

virtual void exportXML( XMLImporter& importer ) = 0;
};


#endif