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/*
* Copyright (C) 1993-2006 Robert & Jeremy Laine
* See AUTHORS file for a full list of contributors.
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef XMLREADER_H
#define XMLREADER_H
#include <QMessageBox>
#include "fileio.h"
#include "saildoc.h"
/** This class allows you to read sailcut objects from
* an XML file.
*
* @see CSailXmlReader
* @see CSailDefXmlReader
*/
template <class objtype>
class XmlReaderTempl : public CFileIO
{
protected:
/** the object's name */
QString _name;
public:
/** The constructor.
*
* @param name the object's name
* @param ext the file extension to show (defaults to ".xml")
* @param desc a description of the file type (defaults to "XML files")
*/
XmlReaderTempl(const QString &name, const QString ext = ".xml",
const QString desc = "XML files")
: CFileIO(ext, desc), _name(name)
{}
;
/** Display a dialog then read file.
*
* @param dest the object we read to
* @param filename initial file name
*/
virtual QString readDialog(objtype &dest, const QString &filename = "") const
{
QString newfilename = showDialogRead(filename);
if (!newfilename.isNull())
{
try
{
dest = read(newfilename);
}
catch (CException e)
{
QMessageBox::information(0,tr("error"), tr("There was an error reading from the selected file."));
newfilename = QString::null;
}
}
return newfilename;
};
/** Read object from an XML file.
*
* @param filename the file we read from
*/
const objtype read(const QString &filename) const
{
CSailDoc doc(filename);
objtype obj;
doc.get(doc.top, obj, _name);
return obj;
};
};
// some typedefs
/** A class used to read a CSail sail from an XML file. */
class CSailXmlReader : public XmlReaderTempl<CSail>
{
public:
/** The constructor.
*
* @param name the sail's name
*/
CSailXmlReader(const QString &name)
: XmlReaderTempl<CSail>(name, ".sail3d", "3D sails")
{}
;
};
/** A class used to read a CSailDef sail definition from an XML file. */
class CSailDefXmlReader : public XmlReaderTempl<CSailDef>
{
public:
/** The constructor.
*
* @param name the sail definition's name
*/
CSailDefXmlReader(const QString &name)
: XmlReaderTempl<CSailDef>(name, ".saildef", "Sail definitions")
{}
;
};
/** A class used to read a CRigDef rig definition from an XML file. */
class CRigDefXmlReader : public XmlReaderTempl<CRigDef>
{
public:
/** The constructor.
*
* @param name the rig definition's name
*/
CRigDefXmlReader(const QString &name)
: XmlReaderTempl<CRigDef>(name, ".sailrig", "Rig definitions")
{}
;
};
/** A class used to read a CPrefs set of preferences from an XML file. */
typedef XmlReaderTempl<CPrefs> CPrefsXmlReader;
//
#endif
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