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# main.cpp Example File
tutorial/t3/main.cpp

        /****************************************************************
        **
        ** Qt tutorial 3
        **
        ****************************************************************/

        #include <QApplication>
        #include <QFont>
        #include <QPushButton>
        #include <QVBoxWidget>

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

            QVBoxWidget vbox;
            vbox.resize(200, 120);

            QPushButton quit("Quit", &vbox);
            quit.setFont(QFont("Times", 18, QFont::Bold));

            QObject::connect(&quit, SIGNAL(clicked()), &app, SLOT(quit()));

            app.setMainWidget(&vbox);
            vbox.show();
            return app.exec();
        }