public int AddSelection(
	Rectangle rectangle,
	Object userData = null
)

Public Function AddSelection ( 
	rectangle As Rectangle,
	Optional userData As Object = Nothing
) As Integer

public:
int AddSelection(
	Rectangle rectangle, 
	Object^ userData = nullptr
)

member AddSelection : 
        rectangle : Rectangle * 
        ?userData : Object 
(* Defaults:
        let _userData = defaultArg userData null
*)
-> int