Using Programming Languages other than VBA

Sub Example_ScaleLineweights()
	' This example reads and modifies the ScaleLineweights
	' Layout value.
	' When finished, this example resets the  value back to
	' its original value.

	Dim ACADLayout As ACADLayout
	Dim originalValue As Boolean

	' Get the layout object
	Set ACADLayout = ThisDrawing.ActiveLayout

	' Read and display the original value
	originalValue = ACADLayout.ScaleLineweights
	MsgBox "The ScaleLineweights value is set to: " & originalValue

	' Modify the ScaleLineweights preference by toggling the value
	ACADLayout.ScaleLineweights = Not ACADLayout.ScaleLineweights
	MsgBox "The ScaleLineweights preference has been set to: " & ACADLayout.ScaleLineweights

	' Reset the preference back to its original value
	ACADLayout.ScaleLineweights = originalValue
	MsgBox "The ScaleLineweights preference was reset back to: " & originalValue
End Sub