title: How to display some values of javafx combo box before any click on it?
body: <p>I use a combo that works nice. The only thing i would like to add is to diplay some items(~10) of this box by default at start . I tried to find this property but a hell to find this among all methods.</p>
  <p>If somebody knows how to to that</p>
  <p>I have the same question for Menubutton</p>
  <p>Thanks</p>