DemoDialog 0 0 400 300 PyUIC4 Demo Dialog 9 6 Qt::Vertical 20 40 Qt::Vertical 20 40 0 6 Add items Clear list 0 6 Qt::Horizontal 131 31 OK okButton clicked() DemoDialog accept() 369 256 96 254 button2 clicked() list clear() 92 112 279 123