public DataGroupDescriptor(
	GdxColumn column,
	string member,
	Type type,
	bool useCountSort,
	GdxSortDirection direction
)

Public Sub New ( _
	column As GdxColumn, _
	member As String, _
	type As Type, _
	useCountSort As Boolean, _
	direction As GdxSortDirection _
)

public function DataGroupDescriptor(
	column : GdxColumn, 
	member : String, 
	type : Type, 
	useCountSort : boolean, 
	direction : GdxSortDirection
)