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

    /****************************************************************************
    **
    ** Copyright (C) 2004-2006 Trolltech ASA. All rights reserved.
    **
    ** This file is part of the example classes of the Qt Toolkit.
    **
    ** Licensees holding valid Qt Preview licenses may use this file in
    ** accordance with the Qt Preview License Agreement provided with the
    ** Software.
    **
    ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
    ** information about Qt Commercial License Agreements.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    ** 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();
    }