
864 CHAPTER 12 Graphical User Interfaces
58 public static void main( String args[])
59 {
60 FoodSamplings fs = new FoodSamplings();
61 fs.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
62 }
63 }
EXAMPLE 12.8 Using JList to Display Food Samplings
12.10 Combo Boxes
A JComboBox implements a drop-down list. When the combo box appears,
one item is displayed, along with a button showing a down arrow. When the
user presses on the button, the combo box “drops” open and displays a list
of items, with a scroll bar for viewing more items. The user can select only
one item from the list.
When the user selects an item, the list closes and the selected item is the one ...