Protected Overridable Sub GetCustomTooltipText ( _
	context As HttpContext, _
	layer As ShapeFile, _
	recordIndex As Integer, _
	ByRef tooltipText As String _
)

protected virtual void GetCustomTooltipText(
	HttpContext context,
	ShapeFile layer,
	int recordIndex,
	ref string tooltipText
)

protected:
virtual void GetCustomTooltipText(
	HttpContext^ context, 
	ShapeFile^ layer, 
	int recordIndex, 
	String^% tooltipText
)

function getCustomTooltipText(context, layer, recordIndex, tooltipText);