private void disposeAndUpdate(boolean update) {
   if (myView != null) {
     boolean visible = myView.isVisible();
     myView.setVisible(false);
     Container container = myContent.getParent();
     if (container != null) {
       container.remove(myContent);
     }
     if (myView instanceof Window) {
       myViewBounds = myView.getBounds();
       Window window = (Window) myView;
       if (!push(UIUtil.getWindow(myOwner), window)) {
         window.dispose();
       }
     } else {
       Container parent = myView.getParent();
       if (parent == null) {
         myViewBounds = new Rectangle(myContent.getPreferredSize());
       } else {
         myViewBounds = new Rectangle(myView.getBounds());
         parent.remove(myView);
         Point point = new Point(myViewBounds.x, myViewBounds.y);
         SwingUtilities.convertPointToScreen(point, parent);
         myViewBounds.x = point.x;
         myViewBounds.y = point.y;
       }
     }
     myView = null;
     if (update && visible) {
       setVisible(true);
     }
   }
 }
 public void setVisible(boolean visible) {
   if (!visible && myView != null) {
     disposeAndUpdate(false);
   } else if (visible && myView == null) {
     Window owner = UIUtil.getWindow(myOwner);
     if (owner != null) {
       if (myHeavyWeight) {
         Window view = pop(owner);
         if (view == null) {
           view = new JWindow(owner);
           setPopupType(view);
         }
         setAlwaysOnTop(view, myAlwaysOnTop);
         setWindowFocusable(view, myWindowFocusable);
         setWindowShadow(view, myWindowShadow);
         myView = view;
       } else if (owner instanceof RootPaneContainer) {
         JLayeredPane parent = ((RootPaneContainer) owner).getLayeredPane();
         if (parent != null) {
           JPanel view = new JPanel(new BorderLayout());
           view.setVisible(false);
           parent.add(view, JLayeredPane.POPUP_LAYER, 0);
           myView = view;
         }
       }
     }
     if (myView != null) {
       myView.add(myContent);
       Component parent = myView instanceof Window ? null : myView.getParent();
       if (parent != null) {
         Point location = myViewBounds.getLocation();
         SwingUtilities.convertPointFromScreen(location, parent);
         myViewBounds.setLocation(location);
       }
       myView.setBackground(UIUtil.getLabelBackground());
       myView.setBounds(myViewBounds);
       myView.setVisible(true);
       myViewBounds = null;
     }
   }
 }