diff --git a/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.class b/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.class
index e012ebb..79d7a36 100644
Binary files a/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.class and b/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.class differ
diff --git a/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.java b/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.java
index 9fe145b..add9762 100644
--- a/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.java
+++ b/DEV3.1/TP3:MisesEnPage/Boutons/Boutons.java
@@ -4,7 +4,7 @@ import java.awt.event.*;
 import java.lang.*;
 
 
-public class Boutons extends JPanel implements WindowListener{
+public class Boutons extends JPanel{
 		
 	public Boutons() {
 		super();
@@ -72,32 +72,4 @@ public class Boutons extends JPanel implements WindowListener{
 		this.add(five, gbc);
 		
 	}
-	
-	public void windowDeactivated(WindowEvent evenement){
-    }
-
-    public void windowActivated(WindowEvent evenement){
-    }
-
-	public void windowClosed(WindowEvent evenement){
-    }
-
-    public void windowClosing(WindowEvent evenement){
-    	JOptionPane exit = new JOptionPane();
-    	int rep = exit.showConfirmDialog(this, "Etes vous certain de vouloir quitter?", "Quitter", JOptionPane.YES_NO_OPTION);
-    	if (rep == JOptionPane.YES_OPTION){
-        Main.fenetre.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-      } else if (rep == JOptionPane.NO_OPTION){
-        Main.fenetre.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
-    	}
-    }
-
-    public void windowDeiconified(WindowEvent evenement){
-    }
-
-    public void windowIconified(WindowEvent evenement){
-    }
-
-    public void windowOpened(WindowEvent evenement){
-    }
 }
\ No newline at end of file
diff --git a/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre$1.class b/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre$1.class
new file mode 100644
index 0000000..a3599ad
Binary files /dev/null and b/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre$1.class differ
diff --git a/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre.class b/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre.class
new file mode 100644
index 0000000..a2cda6e
Binary files /dev/null and b/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre.class differ
diff --git a/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre.java b/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre.java
new file mode 100644
index 0000000..92be478
--- /dev/null
+++ b/DEV3.1/TP3:MisesEnPage/Boutons/Fenetre.java
@@ -0,0 +1,40 @@
+import java.awt.*;
+import javax.swing.*;
+import java.awt.event.*;
+import java.util.*;
+import java.io.*;
+
+public class Fenetre extends JFrame{
+
+
+	public Fenetre(){
+		Boutons pan = new Boutons();
+		this.setSize(450, 450);
+   		this.setLocation(500, 500);
+   		this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
+		this.setContentPane(pan);
+
+		addWindowListener(new WindowAdapter()
+		{
+			public void windowClosing(WindowEvent e)
+			{
+				if(fermerFenetre()==true){
+					dispose();
+					System.exit(0);
+				}
+				return;
+			}
+		});
+	}
+
+	private boolean fermerFenetre() {
+	    JOptionPane option = new JOptionPane("Voulez-vous vraiment quitter ce programme ?", JOptionPane.QUESTION_MESSAGE, JOptionPane.YES_NO_OPTION);
+	    JDialog confirmation = option.createDialog(this, "Confirmation de fermeture");
+
+	    confirmation.setSize(400, 120);
+	    confirmation.setVisible(true);
+	    int result = (int) option.getValue();
+	    confirmation.dispose();
+	    return result == JOptionPane.YES_OPTION;
+	}
+}
\ No newline at end of file
diff --git a/DEV3.1/TP3:MisesEnPage/Boutons/Main.class b/DEV3.1/TP3:MisesEnPage/Boutons/Main.class
index ba8be3c..13b998c 100644
Binary files a/DEV3.1/TP3:MisesEnPage/Boutons/Main.class and b/DEV3.1/TP3:MisesEnPage/Boutons/Main.class differ
diff --git a/DEV3.1/TP3:MisesEnPage/Boutons/Main.java b/DEV3.1/TP3:MisesEnPage/Boutons/Main.java
index 043bdfd..7281ce7 100644
--- a/DEV3.1/TP3:MisesEnPage/Boutons/Main.java
+++ b/DEV3.1/TP3:MisesEnPage/Boutons/Main.java
@@ -6,15 +6,10 @@ import java.lang.*;
 
 public class Main{
 
-		static JFrame fenetre = new JFrame();
+		static Fenetre fenetre = new Fenetre();
 	
 	public static void main(String[] args) {
 
-		Boutons pan = new Boutons();
-		fenetre.setSize(500, 500);
-    	fenetre.setLocation(250, 250);
-    	fenetre.addWindowListener(pan);
-    	fenetre.add(pan);
 		fenetre.setVisible(true);
 	}
 }
\ No newline at end of file