diff --git a/APL2.1/TP9/Volume/Fenetre.class b/APL2.1/TP9/Volume/Fenetre.class
new file mode 100644
index 0000000..632933c
Binary files /dev/null and b/APL2.1/TP9/Volume/Fenetre.class differ
diff --git a/APL2.1/TP9/Volume/Fenetre.java b/APL2.1/TP9/Volume/Fenetre.java
index 14f35eb..8417c08 100644
--- a/APL2.1/TP9/Volume/Fenetre.java
+++ b/APL2.1/TP9/Volume/Fenetre.java
@@ -11,7 +11,7 @@ public class Fenetre extends JFrame {
 	    JPanel panneau = new JPanel();
 	    panneau.addMouseWheelListener(new Souris(draw));
 	    panneau.add(draw);
-	    panneau.setBackground (Color.BLUE);
+	    panneau.setBackground (Color.BLACK);
 	    this.add(panneau, BorderLayout.CENTER);
 	    this.pack();
 
diff --git a/APL2.1/TP9/Volume/Paintvolume.class b/APL2.1/TP9/Volume/Paintvolume.class
new file mode 100644
index 0000000..bc626de
Binary files /dev/null and b/APL2.1/TP9/Volume/Paintvolume.class differ
diff --git a/APL2.1/TP9/Volume/Paintvolume.java b/APL2.1/TP9/Volume/Paintvolume.java
new file mode 100644
index 0000000..c5edcdb
--- /dev/null
+++ b/APL2.1/TP9/Volume/Paintvolume.java
@@ -0,0 +1,42 @@
+import javax.swing.*;
+import java.awt.event.*;
+import java.awt.*;
+
+public class Paintvolume extends JComponent {
+  private int volume = 5;
+  public Paintvolume() {
+    super();
+    this.setPreferredSize(new Dimension(500, 100));
+  }
+
+  public void upVolume() {
+    if (volume != 9) {
+      volume++;
+      this.repaint();
+    }
+  }
+  public void downVolume() {
+    if (volume != 0) {
+      volume--;
+      this.repaint();
+    }
+  }
+
+  @Override
+  protected void paintComponent(Graphics pinceau) {
+    Graphics secondPinceau = pinceau.create();
+    if (this.isOpaque()) {
+      secondPinceau.setColor(this.getBackground());
+      secondPinceau.fillRect(0, 0, this.getWidth(), this.getHeight());
+    }
+    secondPinceau.setColor(Color.ORANGE);
+    int x1, x2;
+    for (x1 = 0; x1<volume; x1++) {
+      secondPinceau.fillOval( 5*(x1+1) + (this.getWidth()*x1/10) ,25, 50, 50);
+    }
+    secondPinceau.setColor(Color.GRAY);
+    for (x2 = x1; x2<9; x2++) {
+      secondPinceau.fillOval( 5*(x2+1) + (this.getWidth()*x2/10) ,25, 50, 50);
+    }
+  }
+}
\ No newline at end of file
diff --git a/APL2.1/TP9/Volume/Souris.class b/APL2.1/TP9/Volume/Souris.class
new file mode 100644
index 0000000..92c2733
Binary files /dev/null and b/APL2.1/TP9/Volume/Souris.class differ
diff --git a/APL2.1/TP9/Volume/Volume.class b/APL2.1/TP9/Volume/Volume.class
new file mode 100644
index 0000000..8a316e6
Binary files /dev/null and b/APL2.1/TP9/Volume/Volume.class differ
diff --git a/APL2.1/TP9/Volume/Volume.java b/APL2.1/TP9/Volume/Volume.java
new file mode 100644
index 0000000..5430638
--- /dev/null
+++ b/APL2.1/TP9/Volume/Volume.java
@@ -0,0 +1,14 @@
+import javax.swing.*;
+import java.awt.event.*;
+import java.awt.*;
+
+public class Volume {
+
+  public static void main(String[] args) {
+
+    Fenetre f = new Fenetre();
+    f.setVisible (true);
+
+  }
+  
+}
\ No newline at end of file