ixml.h

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/*
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 ~XMLAttrVisitor(){}
    virtual void visit(const std::string& name, const std::string& value) = 0;
};

class XMLElement {
public:
    virtual ~XMLElement(){}
    virtual const std::string name() const = 0;
    virtual const std::string attribute(const std::string& 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 std::string& name) = 0;
};

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

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


#endif