-
moveByOffset( offset , isSelecting, isSelectingRange)
- Return type: no return value
- If
offset
is positive, adjusts the focused item forward by that many items. Ifoffset
is negative, adjusts the focused item backward by that many items. IfisSelecting
istrue
, then the selection is also adjusted. IfisSelectingRange
is alsotrue
, then the new item is selected in addition to any currently selected items. IfisSelectingRange
isfalse
, any existing selection is cleared. Items that are hidden are skipped.