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Code: Alles auswählen

CLcarsMain::CLcarsMain( QWidget *parent)
    : QWidget(parent) {
    aktButton = new QPushButton("eins");
    connect( aktButton, SIGNAL(clicked()), this, SLOT(newButton()));
    aktState = 1;
    
    QVBoxLayout *layout = new QVBoxLayout;
    layout->addWidget(aktButton);
    setLayout( layout);
}

void CLcarsMain::newButton() {
    QPushButton *button = new QPushButton("zwei");
    connect( button, SIGNAL(clicked()), qApp, SLOT(quit()));
    
    QVBoxLayout *layout = new QVBoxLayout;
    layout->addWidget(aktButton);
    layout->addWidget(button);
    setLayout( layout);
}

Code: Alles auswählen

int main(int argc, char *argv[])
{
    QApplication app( argc, argv);
    CLcarsMain lcars;
    lcars.show();
    return app.exec();
}