MainWindow
0
0
400
300
MainWindow
120
30
113
20
60
30
47
13
Carname
60
60
47
13
Driver
120
90
69
22
120
60
113
20
310
20
75
23
Previous Car
310
60
75
23
Next Car
310
110
75
23
Add Car
310
170
75
23
Undo changes
310
200
75
23
Save Changes
TopToolBarArea
false