/***********************************************************************
* CopaDoMundo.java *
* Exemplo de uso de JComboBox para escolha dentre uma lista de opcoes *
* *
* Codigo HTML usado para iniciar o Applet CopaDoMundo: *
* *
* *
* Copa do Mundo *
* *
* *
* Copa do Mundo
*
*
*
* *
*
*
* The source. *
* *
* *
* *
*----------------------------------------------------------------------*/
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class CopaDoMundo extends JApplet
implements ItemListener, ActionListener
{ JLabel jl2;
JComboBox sl = new JComboBox();
public void init ()
{ setSize(400,100);
Container c = getContentPane();
c.setLayout(new BorderLayout());
JPanel p = new JPanel();
p.setLayout(new FlowLayout());
JLabel jl1 = new JLabel (new ImageIcon("bola.gif"));
p.add(jl1);
sl.addItem("Brasil"); sl.addItem("Franca");
sl.addItem("Inglaterra"); sl.addItem("Alemanha");
sl.addItem("Holanda"); sl.addItem("Espanha");
sl.addItem("Argentina"); sl.addItem("Japao");
;
sl.addItemListener(this);
p.add(sl);
jl2 = new JLabel (new ImageIcon("Brasil.gif"));
p.add(jl2);
JButton b = new JButton("Aposta");
b.addActionListener(this);
c.add(b,BorderLayout.SOUTH);
c.add(p,BorderLayout.CENTER);
}
public void itemStateChanged (ItemEvent e)
{ String s = (String) e.getItem();
jl2.setIcon(new ImageIcon(s + ".gif")); }
public void actionPerformed (ActionEvent e)
{ String s = (String) sl.getSelectedItem();
JOptionPane.showMessageDialog
(null,"Voce apostou na selecao: " + s); }
}