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# mainwindow.cpp Example File
webkit/formextractor/mainwindow.cpp

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     #include <QtGui>
     #include "mainwindow.h"

     MainWindow::MainWindow()
     {
         createActions();
         createMenus();
         centralWidget = new FormExtractor(this);
         setCentralWidget(centralWidget);
         setUnifiedTitleAndToolBarOnMac(true);
     }

     void MainWindow::createActions()
     {
         exitAct = new QAction(tr("E&xit"), this);
         exitAct->setStatusTip(tr("Exit the application"));
         exitAct->setShortcuts(QKeySequence::Quit);
         connect(exitAct, SIGNAL(triggered()), this, SLOT(close()));

         aboutAct = new QAction(tr("&About"), this);
         aboutAct->setStatusTip(tr("Show the application's About box"));
         connect(aboutAct, SIGNAL(triggered()), this, SLOT(about()));

         aboutQtAct = new QAction(tr("About &Qt"), this);
         aboutQtAct->setStatusTip(tr("Show the Qt library's About box"));
         connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
     }

     void MainWindow::createMenus()
     {
         fileMenu = menuBar()->addMenu(tr("&File"));
         fileMenu->addAction(exitAct);

         menuBar()->addSeparator();

         helpMenu = menuBar()->addMenu(tr("&Help"));
         helpMenu->addAction(aboutAct);
         helpMenu->addAction(aboutQtAct);
     }

     void MainWindow::about()
     {
         QMessageBox::about(this, tr("About Form Extractor"),
             tr("The <b>Form Extractor</b> example demonstrates how to "
                "extract data from a web form using QtWebKit."));

     }