1 files changed, 3 insertions, 0 deletions
diff --git a/src/demos/es1/RedSquare.java b/src/demos/es1/RedSquare.java
index 3b6168a..5bf3d60 100755
--- a/src/demos/es1/RedSquare.java
+++ b/src/demos/es1/RedSquare.java
@@ -38,6 +38,9 @@ public class RedSquare extends Thread implements WindowListener, KeyListener, Mo
         this.type=type;
     }
 
+    public void windowRepaint(WindowUpdateEvent e) {
+    }
+
     public void windowResized(WindowEvent e) {
     }