Using Programming Languages other than VBA

Sub Example_ArcSmoothness()
	' This example returns the current setting of
	' ArcSmoothness. It then changes the value, and finally
	' it resets the value back to the original setting.

	Dim currArcSmoothness As Integer
	Dim newArcSmoothness As Integer
	
	' Retrieve the current ArcSmoothness value
	currArcSmoothness = ThisDrawing.ActiveViewport.ArcSmoothness
	MsgBox "The current value for ArcSmoothness is " & currArcSmoothness, vbInformation, "ArcSmoothness Example"

	' Change the value for ArcSmoothness
	newArcSmoothness = 2001
	ThisDrawing.ActiveViewport.ArcSmoothness = newArcSmoothness
	MsgBox "The new value for ArcSmoothness is " & newArcSmoothness, vbInformation, "ArcSmoothness Example"

	' Reset ArcSmoothness to its original value
	ThisDrawing.ActiveViewport.ArcSmoothness = currArcSmoothness
	MsgBox "The ArcSmoothness value is reset to " & currArcSmoothness, vbInformation, "ArcSmoothness Example"
End Sub