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# mainwindow.cpp Example File
widgets/stylesheet/mainwindow.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2006-2006 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
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     **
     ** 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 "mainwindow.h"
     #include "stylesheeteditor.h"

     MainWindow::MainWindow()
     {
         ui.setupUi(this);

         ui.nameLabel->setProperty("class", "mandatory QLabel");

         styleSheetEditor = new StyleSheetEditor(this);

         statusBar()->addWidget(new QLabel(tr("Ready")));

         connect(ui.exitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
         connect(ui.aboutQtAction, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
     }

     void MainWindow::on_editStyleAction_triggered()
     {
         styleSheetEditor->show();
         styleSheetEditor->activateWindow();
     }

     void MainWindow::on_aboutAction_triggered()
     {
         QMessageBox::about(this, tr("About Style sheet"),
             tr("The <b>Style Sheet</b> example shows how widgets can be styled "
                "using <a href=\"http://doc.trolltech.com/4.2/stylesheet.html\">Qt "
                "Style Sheets</a>. Click <b>File|Edit Style Sheet</b> to pop up the "
                "style editor, and either choose an existing style sheet or design "
                "your own."));
     }