public virtual void Progress(
	int steps = 1,
	string message = null
)

Public Overridable Sub Progress ( 
	Optional steps As Integer = 1,
	Optional message As String = Nothing
)

public:
virtual void Progress(
	int steps = 1, 
	String^ message = nullptr
)

abstract Progress : 
        ?steps : int * 
        ?message : string 
(* Defaults:
        let _steps = defaultArg steps 1
        let _message = defaultArg message null
*)
-> unit 
override Progress : 
        ?steps : int * 
        ?message : string 
(* Defaults:
        let _steps = defaultArg steps 1
        let _message = defaultArg message null
*)
-> unit