Project 0 0 640 480 Project View Qt::Horizontal 0 0 .. true 0 0 .. true 0 0 .. true Qt::ScrollBarAlwaysOn Qt::ScrollBarAlwaysOff false true true QAbstractItemView::SingleSelection QAbstractItemView::SelectRows false true true true false buttonBack clicked() Project goBack() 18 17 319 239 buttonForward clicked() Project goForward() 47 17 319 239 buttonUp clicked() Project goUp() 76 17 319 239 goUp() goForward() goBack() goTop()