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/* Listing3710.java */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class Listing3710
extends JFrame
implements ActionListener
{
static final String[] DATA = {
"Hund", "Katze", "Meerschweinchen", "Tiger", "Maus",
"Fisch", "Leopard", "Schimpanse", "Kuh", "Pferd",
"Reh", "Huhn", "Marder", "Adler", "Nilpferd"
};
private JList list;
public Listing3710()
{
super("JList");
addWindowListener(new WindowClosingAdapter(true));
Container cp = getContentPane();
//Liste
list = new JList(DATA);
list.setSelectionMode(
ListSelectionModel.MULTIPLE_INTERVAL_SELECTION
);
list.setSelectedIndex(2);
cp.add(new JScrollPane(list), BorderLayout.CENTER);
//Ausgabe-Button
JButton button = new JButton("Ausgabe");
button.addActionListener(this);
cp.add(button, BorderLayout.SOUTH);
}
public void actionPerformed(ActionEvent event)
{
String cmd = event.getActionCommand();
if (cmd.equals("Ausgabe")) {
System.out.println("---");
ListModel lm = list.getModel();
int[] sel = list.getSelectedIndices();
for (int i = 0; i < sel.length; ++i) {
String value = (String)lm.getElementAt(sel[i]);
System.out.println(" " + value);
}
}
}
public static void main(String[] args)
{
Listing3710 frame = new Listing3710();
frame.setLocation(100, 100);
frame.setSize(200, 200);
frame.setVisible(true);
}
}
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