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# main.cpp Example File
demos/sqlbrowser/main.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2004-2006 Trolltech ASA. All rights reserved.
     **
     ** This file is part of the demonstration applications 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 "browser.h"

     #include <QtCore>
     #include <QtGui>
     #include <QtSql>

     void addConnectionsFromCommandline(const QStringList &args, Browser *browser)
     {
         for (int i = 1; i < args.count(); ++i) {
             QUrl url(args.at(i), QUrl::TolerantMode);
             if (!url.isValid()) {
                 qWarning("Invalid URL: %s", qPrintable(args.at(i)));
                 continue;
             }
             QSqlError err = browser->addConnection(url.scheme(), url.path().mid(1), url.host(),
                                                    url.userName(), url.password(), url.port(-1));
             if (err.type() != QSqlError::NoError)
                 qDebug() << "Unable to open connection:" << err;
         }
     }

     int main(int argc, char *argv[])
     {
         QApplication app(argc, argv);

         QMainWindow mainWin;
         mainWin.setWindowTitle(QObject::tr("Qt SQL Browser"));

         Browser browser(&mainWin);
         mainWin.setCentralWidget(&browser);

         QMenu *menu = mainWin.menuBar()->addMenu(QObject::tr("&File"));
         menu->addAction(QObject::tr("Add &Connection..."), &browser, SLOT(addConnection()));
         menu->addSeparator();
         menu->addAction(QObject::tr("&Quit"), &app, SLOT(quit()));

         QObject::connect(&browser, SIGNAL(statusMessage(QString)),
                          mainWin.statusBar(), SLOT(showMessage(QString)));

         addConnectionsFromCommandline(app.arguments(), &browser);
         mainWin.show();
         if (QSqlDatabase::connectionNames().isEmpty())
             QMetaObject::invokeMethod(&browser, "addConnection", Qt::QueuedConnection);

         return app.exec();
     }