|clickedItem||The item clicked, or selected via keyboard.|
|keepMultiSelection||Should existing selection be kept? This is used to support dragging or right-clicking one item in a multi-selection.|
|useShiftAsActionKey||Should the action key be treated like the shift key? If so, the action key also indicates a range selection.|
A callback which determines how TreeView handles selection changes in response to keys and mouse clicks.
See Also: getNewSelectionOverride.