src/share/classes/javax/swing/plaf/synth/SynthDesktopIconUI.java

*** 1,7 ****
  /*
!  * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 58,76 ****
       * {@inheritDoc}
       */
      @Override
      protected void installComponents() {
          if (UIManager.getBoolean("InternalFrame.useTaskBar")) {
!             iconPane = new JToggleButton(frame.getTitle(), frame.getFrameIcon()) {
                  @Override public String getToolTipText() {
                      return getText();
                  }
  
                  @Override public JPopupMenu getComponentPopupMenu() {
                      return frame.getComponentPopupMenu();
                  }
              };
              ToolTipManager.sharedInstance().registerComponent(iconPane);
              iconPane.setFont(desktopIcon.getFont());
              iconPane.setBackground(desktopIcon.getBackground());
              iconPane.setForeground(desktopIcon.getForeground());
          } else {
--- 58,78 ----
       * {@inheritDoc}
       */
      @Override
      protected void installComponents() {
          if (UIManager.getBoolean("InternalFrame.useTaskBar")) {
!             @SuppressWarnings("serial") // anonymous class
!             JToggleButton tmp = new JToggleButton(frame.getTitle(), frame.getFrameIcon()) {
                  @Override public String getToolTipText() {
                      return getText();
                  }
  
                  @Override public JPopupMenu getComponentPopupMenu() {
                      return frame.getComponentPopupMenu();
                  }
              };
+             iconPane = tmp;
              ToolTipManager.sharedInstance().registerComponent(iconPane);
              iconPane.setFont(desktopIcon.getFont());
              iconPane.setBackground(desktopIcon.getBackground());
              iconPane.setForeground(desktopIcon.getForeground());
          } else {