Comment faire une action dans le JMenuItem ?

Bonjour,

Comment faire pour que lorsque je clique sur menu fichier "montant ht en ttc" cela ouvre le code concerné

Faut il utiliser un Action Listener ?

Merci,

voici mon code :

/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/

/*
* Menus.java
*
* Created on 9 janv. 2012, 04:08:38
*/
package formulaire;

/**
*
* @author
*/
public class Menus extends javax.swing.JFrame {

/** Creates new form Menus */
public Menus() {
initComponents();
}

/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {

jMenuBar1 = new javax.swing.JMenuBar();
jMenu1 = new javax.swing.JMenu();
jMenuItem1 = new javax.swing.JMenuItem();
jMenuItem2 = new javax.swing.JMenuItem();
jMenuItem3 = new javax.swing.JMenuItem();

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

jMenu1.setBackground(new java.awt.Color(0, 204, 204));
jMenu1.setText("Fichier");

jMenuItem1.setIcon(new javax.swing.ImageIcon("C:\\Documents and Settings\\Bernard\\Mes documents\\Mes images\\48px-Crystal_Clear_app_vcalendar.png")); // NOI18N
jMenuItem1.setText("Montant HT en TTC");
jMenu1.add(jMenuItem1);

jMenuItem2.setIcon(new javax.swing.ImageIcon("C:\\Documents and Settings\\Bernard\\Mes documents\\Mes images\\48px-Crystal_Clear_app_vcalendar.png")); // NOI18N
jMenuItem2.setText("Montant TTC en HT");
jMenu1.add(jMenuItem2);

jMenuItem3.setIcon(new javax.swing.ImageIcon("C:\\Documents and Settings\\Bernard\\Mes documents\\Mes images\\48px-Crystal_Clear_action_button_cancel.png")); // NOI18N
jMenuItem3.setText("Quitter");
jMenuItem3.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jMenuItem3ActionPerformed(evt);
}
});
jMenu1.add(jMenuItem3);

jMenuBar1.add(jMenu1);

setJMenuBar(jMenuBar1);

javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 400, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 279, Short.MAX_VALUE)
);

pack();
}// </editor-fold>

private void jMenuItem3ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
System.exit(0);
}

/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see https://docs.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(Menus.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(Menus.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(Menus.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(Menus.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>

/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {

public void run() {
new Menus().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JMenu jMenu1;
private javax.swing.JMenuBar jMenuBar1;
private javax.swing.JMenuItem jMenuItem1;
private javax.swing.JMenuItem jMenuItem2;
private javax.swing.JMenuItem jMenuItem3;
// End of variables declaration
}