MainWindow 0 0 720 471 Database viewer Qt::ScrollBarAsNeeded 0 0 344 81 Actions Actions Parents Parents Children Children Index : Id : indexA idA Qt::Horizontal QSlider::TicksAbove Qt::ScrollBarAsNeeded 0 0 344 81 Actions Actions Parents Parents Children Children Index : Id : indexB idB Qt::Horizontal QSlider::TicksAbove 0 0 720 25 File Edit Open database Quit Generate graph (.dot) ... Generate graph (only weighted locations) ... Clean database Generate local graph (.dot) ... Clean local graph ...