Using Programming Languages other than VBA

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

	Dim preferences As AcadPreferences
	Dim currTextFontStyle As Integer
	Dim constant As String
	Dim newConstant As String

	Set preferences = ThisDrawing.Application.preferences

	' Retrieve the current TextFontStyle value
	currTextFontStyle = preferences.DISPLAY.TextFontStyle
	constant = Choose(currTextFontStyle + 1, "acFontRegular", "acFontItalic", "acFontBold", "acFontBoldItalic")
	MsgBox "The current value for TextFontStyle is " & constant, vbInformation, "TextFontStyle Example"

	' Change the value for TextFontStyle
	newConstant = "acFontBoldItalic"
	preferences.DISPLAY.TextFontStyle = acFontBoldItalic
	MsgBox "The new value for TextFontStyle is " & newConstant, vbInformation, "TextFontStyle Example"

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