src/macosx/classes/sun/lwawt/macosx/CEmbeddedFrame.java

*** 41,50 ****
--- 41,67 ----
      private static volatile CEmbeddedFrame focusedWindow;
      private boolean parentWindowActive = true;
  
      public CEmbeddedFrame() {
          show();
+ 
+         Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
+             public void eventDispatched(AWTEvent e) {
+                 if (e instanceof WindowEvent &&
+                         ((WindowEvent)e).getID() == WindowEvent.WINDOW_CLOSED) {
+                     WindowEvent we = (WindowEvent)e;
+                     Window w = we.getWindow();
+                     if (w instanceof Dialog){
+                         Dialog d = (Dialog)w;
+                         if(d.isModal() && d.getOwner() == CEmbeddedFrame.this &&
+                                 CEmbeddedFrame.this.isParentWindowActive()){
+                             CEmbeddedFrame.this.synthesizeWindowActivation(true);
+                         }
+                     }
+                 }
+             }
+         },WindowEvent.WINDOW_CLOSED);
      }
  
      public void addNotify() {
          if (getPeer() == null) {
              LWCToolkit toolkit = (LWCToolkit)Toolkit.getDefaultToolkit();