BarStyle.setItemsHSpacing: : Number of pixels between Buttons of Bars for a horizontal Bar.
BarStyle.setItemsVSpacing: : Number of pixels between Buttons of Bars for a vertical Bar.
BarStyle.setItemsHSpacing(number)
BarStyle.setItemsVSpacing(number)
number
number of pixels:
setItemsHSpacing: The size between the Buttons on a horizontal Bar.
setItemsVSpacing: The size between the Buttons on a vertical Bar.