On Thu, 20 Sep 2007, Pieter Jongsma wrote: > Now I'm looking for a toolkit of some sort to wait for a signal from the > barcode scanner (which works just like a keyboard) and then display a > fullscreen signalcolor. Any ideas? I suggest you take a look at the ncurses library. -- Matt It's not what I know that counts. It's what I can remember in time to use.