How to Use the JList component - Java Swing
http://javaprogrammingforums.com/images/JList.jpg
Code :
import java.awt.Color;
import java.awt.FlowLayout;
import javax.swing.border.*;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JScrollPane;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
public class ListFrame extends JFrame{
private static final long serialVersionUID = 1L;
private JList colorList;
private final String colorNames[]={"BLACK","BLUE","CYAN","ORANGE","DRAK_GRAY"};
private final Color colors[]={Color.black,Color.blue,Color.cyan,Color.orange,Color.DARK_GRAY};
private EtchedBorder eb= new EtchedBorder(1, Color.black, Color.gray);
public ListFrame(){
super("List ");
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setSize(300, 300);
setLayout(new FlowLayout());
colorList = new JList(colorNames);
colorList.setSelectionMode(0);
colorList.setBorder(eb);
add(new JScrollPane(colorList));
colorList.addListSelectionListener(new ListSelectionListener() {
@Override
public void valueChanged(ListSelectionEvent e) {
getContentPane().setBackground(colors[colorList.getSelectedIndex()]);
}
});
add(colorList);
setVisible(true);
}
public static void main(String args[]){
new ListFrame();
}
}