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public class Main extends JApplet implements ActionListener
{
private JPanel containerPane ;
private JPanel panelCbx1;
private JPanel panelCbx2;
private JPanel panelCbx3;
public void init()
{
JPanel globalPanel = new JPanel();
globalPanel.setLayout(new BorderLayout());
//3 COMBOS
JComboBox jComboBox1=new JComboBox(new Object[]{"cb1 A" ,"cb1 B" ,"cb1 C"});
JComboBox jComboBox2=new JComboBox(new Object[]{"cb2 AA" ,"cb2 BB" ,"cb2 CC"});
JComboBox jComboBox3=new JComboBox(new Object[]{"cb3 AAA","cb3 BBB","cb3 CCC"});
JPanel panelNord = new JPanel();
panelNord.setLayout(new FlowLayout(FlowLayout.LEFT,5,5));
//Pre selection dans un combo 2 facon pour index ...
jComboBox1.setSelectedIndex(0);
jComboBox2.setSelectedIndex(1);
// ... ou par item
jComboBox3.setSelectedItem("cb3 CCC");
//pour lancer actionPerformed apres clic dessus
jComboBox1.addActionListener(this);
jComboBox2.addActionListener(this);
jComboBox3.addActionListener(this);
//retrouver d'ou vient l'action
jComboBox1.setActionCommand("1");
jComboBox2.setActionCommand("2");
jComboBox3.setActionCommand("3");
panelNord.add(jComboBox1);
panelNord.add(jComboBox2);
panelNord.add(jComboBox3);
containerPane = new JPanel();
containerPane.setBorder(BorderFactory.createTitledBorder("Pannneau changeant"));
containerPane.setLayout(new BorderLayout(3,1));
panelCbx1 = new JPanel1("rien de neuf pour cb1");
panelCbx2 = new JPanel2("rien de neuf pour cb2");
panelCbx3 = new JPanel3("rien de neuf pour cb3");
containerPane.add(panelCbx1);
globalPanel.add(panelNord,BorderLayout.NORTH);
globalPanel.add(containerPane,BorderLayout.CENTER);
//Le tout dans un scollpane
this.getContentPane().add(new JScrollPane(globalPanel));
}
public void actionPerformed(ActionEvent e)
{
//detection du bouton cliqué et envoi commande change panneau
JComboBox cb = (JComboBox)e.getSource();
String chaine = cb.getSelectedItem().toString();
switch(Integer.parseInt(e.getActionCommand()))
{
case 1:
((ChangeAble)panelCbx1).setChange(chaine);
changePanel(1);
break;
case 2:
((ChangeAble)panelCbx2).setChange(chaine);
changePanel(2);
break;
case 3:
((ChangeAble)panelCbx3).setChange(chaine);
changePanel(3);
break;
}
}
public void changePanel(int index)
{
//Suppression du contenu
containerPane.removeAll();
//creation d'un nouveau contenu
Component cp = null;
switch(index)
{
case 1:
cp=panelCbx1;
break;
case 2:
cp=panelCbx2;
break;
case 3:
cp=panelCbx3;
break;
}
//Ajout et mise a jour
containerPane.add(cp,BorderLayout.NORTH);
containerPane.revalidate();
containerPane.repaint();
}
}
class JPanel1 extends JPanel implements ChangeAble
{
private JLabel changement;
public JPanel1(String title)
{
setBorder(BorderFactory.createTitledBorder("Panneau de type Panel1"));
setLayout(new BorderLayout());
setBackground(new Color(210,210,210));
changement = new JLabel("Rien dans mon panneau 1");
this.add(new JLabel("Affichage des changements : "),BorderLayout.NORTH);
this.add(changement,BorderLayout.CENTER);
}
public void setChange(String chaine)
{
changement.setText("Change="+chaine);
}
}
class JPanel2 extends JPanel implements ChangeAble
{
private JLabel changement;
public JPanel2(String title)
{
setBorder(BorderFactory.createTitledBorder("Panneau de type Panel2"));
setLayout(new BorderLayout());
setBackground(new Color(190,190,190));
changement = new JLabel("Rien dans mon panneau 2");
this.add(new JLabel("Affichage des changements : "),BorderLayout.NORTH);
this.add(changement,BorderLayout.CENTER);
}
public void setChange(String chaine)
{
changement.setText("Change="+chaine);
}
}
class JPanel3 extends JPanel implements ChangeAble
{
private JLabel changement;
public JPanel3(String title)
{
setBorder(BorderFactory.createTitledBorder("Panneau de type Panel3"));
setLayout(new BorderLayout());
setBackground(new Color(230,230,230));
changement = new JLabel("Rien dans mon panneau 3");
this.add(new JLabel("Affichage des changements : "),BorderLayout.NORTH);
this.add(changement,BorderLayout.CENTER);
}
public void setChange(String chaine)
{
changement.setText("Change="+chaine);
}
}
interface ChangeAble
{
public void setChange(String chaine);
} |
Structure de mon interface
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Envoyé par swiixz
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