class
DefaultRangeModel
RangeModel
Viewport. getHorizontalRangeModel ()
Viewport. getVerticalRangeModel ()
ScrollBar. getRangeModel ()
void
Viewport. setHorizontalRangeModel ( RangeModel rangeModel)
Viewport. setVerticalRangeModel ( RangeModel rangeModel)
ScrollBar. setRangeModel ( RangeModel rangeModel)