CreateScrollCommand

Creates a Command -derived object that can be used to undo the scroll operation.

GetScrollbarLargeChange

Gets the amount to scroll by when the user clicks above or below the scrollbar thumb.

GetScrollbarMaximum

Gets the maximum scroll position.

GetShape

Returns the node's shape.

IntegralScrollMode

Checks if the scrollbar should report only integer values as scroll positions.

UpdateScrollPosition

Updates the node's scroll position from scrollbar's value.