Using Programming Languages other than VBA

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

	Dim preferences As AcadPreferences
	Dim currShowRasterImage As Boolean

	Set preferences = ThisDrawing.Application.preferences

	' Retrieve the current ShowRasterImage value
	currShowRasterImage = preferences.DISPLAY.ShowRasterImage
	MsgBox "The current value for ShowRasterImage is " & preferences.DISPLAY.ShowRasterImage, vbInformation, "ShowRasterImage Example"

	' Change the value for ShowRasterImage
	preferences.DISPLAY.ShowRasterImage = Not (currShowRasterImage)
	MsgBox "The new value for ShowRasterImage is " & preferences.DISPLAY.ShowRasterImage, vbInformation, "ShowRasterImage Example"

	' Reset ShowRasterImage to its original value
	preferences.DISPLAY.ShowRasterImage = currShowRasterImage
	MsgBox "The ShowRasterImage value is reset to " & preferences.DISPLAY.ShowRasterImage, vbInformation, "ShowRasterImage Example"
End Sub