Orientation:
horizontal
vertical
Width/Height:
100
250
500
auto
100
250
500
auto
Spacing/Padding:
0
2
4
8
0
2
4
8
Order/Stretching:
default
reverse
enabled
disabled
Horizontal/Vertical Align:
left
center
right
top
middle
bottom
Apply
Tests
Test 1: Remove blue widget
Test 2: Add blue widget
Test 3: Add blue widget at position 2
Test 4: Add blue widget at position 4
Test 5: Add green widget at before the cdrom
Test 6: Add green widget at after the color palette
Test 7: Add new widget to layout
Now something more complex. Try to configure multiple things and then press <apply>.