The default style class of the Spinner View (since B4J 4.70), has the arrows to the right and stacked vertically.
This can be changed using a different style class ( reference ):
arrows-on-right-horizontal, arrows-on-left-vertical, arrows-on-left-horizontal, split-arrows-vertical, split-arrows-horizontal
B4J Code Example
Private Spinner1 As Spinner
Spinner1.StyleClasses.Add("split-arrows-horizontal")
resulting in
This can be changed using a different style class ( reference ):
arrows-on-right-horizontal, arrows-on-left-vertical, arrows-on-left-horizontal, split-arrows-vertical, split-arrows-horizontal
B4J Code Example
Private Spinner1 As Spinner
Spinner1.StyleClasses.Add("split-arrows-horizontal")
resulting in