private slots:
QPushButton* createButton(QString caption, QSignalMapper *signalMapper) {
QPushButton *button = new QPushButton(caption);
- signalMapper->setMapping(button, "caption");
+ signalMapper->setMapping(button, caption);
connect(button, SIGNAL(clicked()), signalMapper, SLOT (map()));
button->setMaximumWidth(150);
button->setMaximumHeight(72);