Public Overridable Function GetTooltip ( _
	view As View, _
	x As Integer, _
	y As Integer _
) As TooltipResult

public virtual TooltipResult GetTooltip(
	View view,
	int x,
	int y
)

public:
virtual TooltipResult^ GetTooltip(
	View^ view, 
	int x, 
	int y
)

Called to determine if there's a tooltip associated with a point in the viewer. Should return null or an Id of 0 if no tooltip, otherwise an internal identifier for a particular tooltip and the tooltip display string. Should return a different identifier for each distinct area with an associated tooltip.