label dans un ActionListener
bonjour,
voici mon code
mon probleme c'est que je veux afficher le label (à faire) quand je clique sur un autre boutton autre que structure linéaire
merci
Code:
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| import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.AbstractButton;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
public class Fenetre extends JFrame {
// private JButton bouton = new JButton("interface graphique");
private JPanel panel=new JPanel();
JPanel pan4=new JPanel();
JLabel label=new JLabel();
String [] tab={"Structure Linéaire","Arbre","Graphe","Aide","A propos de"};
JButton[] tab_button = new JButton[tab.length];
public Fenetre(){
super("interface graphique");
/* bouton.addActionListener(new SLi());*/
this.setSize(300, 300);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setLocationRelativeTo(null);
// panel.setBackground(Color.white);
// JPanel south = new JPanel();
//south.add(bouton);
panel.setLayout(new BorderLayout());
this.setVisible(true);
this.setContentPane(panel);
JPanel pan= new JPanel();
JPanel pan1=new JPanel();
JPanel pan2=new JPanel();
for (int i=0;i<tab.length;i++){
tab_button[i]=new JButton(tab[i]);
switch(i){
case 0:
tab_button[i].addActionListener(new SLi());
pan.add(tab_button[i]);
case 1:
tab_button[i].addActionListener(new pardef());
pan1.add(tab_button[i]);
case 2:
tab_button[i].addActionListener(new pardef());
pan2.add(tab_button[i]);
default :
tab_button[i].addActionListener(new pardef());
pan2.add(tab_button[i]);
}
} panel.add(pan, BorderLayout.SOUTH);
panel.add(pan1,BorderLayout.EAST);
panel.add(pan2,BorderLayout.WEST);
panel.add(pan4,BorderLayout.NORTH);
}
public class SLi implements ActionListener{
public void actionPerformed(ActionEvent arg0) {
new Slineaire();
// setVisible(false);
}
}
public class pardef implements ActionListener{
public void actionPerformed(ActionEvent arg){
label.setText("à faire");
pan4.add(label);
}
}
} |
