How to make a TimeSpinner in JavaFX?

Question

I would like to make a spinner to enter the time just like this : Youtube Vidéo

If someone knows where the source code is hiding, it would be perfect. But if not, I

Answer 1

change your converter constructor to:

    setConverter(new LocalTimeStringConverter(DateTimeFormatter.ofPattern("HH:mm"), DateTimeFormatter.ofPattern("HH:mm")));