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# main.cpp Example File
sql/querymodel/main.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2004-2007 Trolltech ASA. All rights reserved.
     **
     ** This file is part of the example classes of the Qt Toolkit.
     **
     ** This file may be used under the terms of the GNU General Public
     ** License version 2.0 as published by the Free Software Foundation
     ** and appearing in the file LICENSE.GPL included in the packaging of
     ** this file.  Please review the following information to ensure GNU
     ** General Public Licensing requirements will be met:
     ** http://www.trolltech.com/products/qt/opensource.html
     **
     ** If you are unsure which license is appropriate for your use, please
     ** review the following information:
     ** http://www.trolltech.com/products/qt/licensing.html or contact the
     ** sales department at sales@trolltech.com.
     **
     ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
     ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
     **
     ****************************************************************************/

     #include <QtGui>

     #include "../connection.h"
     #include "customsqlmodel.h"
     #include "editablesqlmodel.h"

     void initializeModel(QSqlQueryModel *model)
     {
         model->setQuery("select * from person");
         model->setHeaderData(0, Qt::Horizontal, QObject::tr("ID"));
         model->setHeaderData(1, Qt::Horizontal, QObject::tr("First name"));
         model->setHeaderData(2, Qt::Horizontal, QObject::tr("Last name"));
     }

     void createView(const QString &title, QSqlQueryModel *model)
     {
         static int offset = 0;

         QTableView *view = new QTableView;
         view->setModel(model);
         view->setWindowTitle(title);
         view->move(100 + offset, 100 + offset);
         offset += 20;
         view->show();
     }

     int main(int argc, char *argv[])
     {
         QApplication app(argc, argv);
         if (!createConnection())
             return 1;

         QSqlQueryModel plainModel;
         EditableSqlModel editableModel;
         CustomSqlModel customModel;

         initializeModel(&plainModel);
         initializeModel(&editableModel);
         initializeModel(&customModel);

         createView(QObject::tr("Plain Query Model"), &plainModel);
         createView(QObject::tr("Editable Query Model"), &editableModel);
         createView(QObject::tr("Custom Query Model"), &customModel);

         return app.exec();
     }