Dialog.SelectFont (gb.form.dialog)
Static Function SelectFont ( ) As Boolean
Calls the font standard dialog.
Returns 
TRUE if the user clicked on the Cancel button,
and 
FALSE if the user clicked on the OK button.
This example sets the 
font of a 
textarea to a font selected by the user. If the user cancels the dialog then the font is not updated.
Examples
PUBLIC SUB ButtonFont_Click()
  Dialog.Font = TextAreaEdit.Font
  IF Dialog.SelectFont() THEN RETURN
  TextAreaEdit.Font = Dialog.Font
END