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

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2013, 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

@@ -51,11 +51,11 @@
         nativeSetState(getModel(), state);
     }
 
     public void handleAction(final boolean state) {
         final CheckboxMenuItem target = (CheckboxMenuItem)getTarget();
-        EventQueue.invokeLater(new Runnable() {
+        SunToolkit.executeOnEventHandlerThread(target, new Runnable() {
             public void run() {
                 target.setState(state);
             }
         });
         ItemEvent event = new ItemEvent(target, ItemEvent.ITEM_STATE_CHANGED, target.getLabel(), state ? ItemEvent.SELECTED : ItemEvent.DESELECTED);