src/macosx/native/sun/awt/AWTWindow.m

*** 1,7 ****
  /*
!  * 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
--- 1,7 ----
  /*
!  * Copyright (c) 2011, 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
*** 250,259 ****
--- 250,263 ----
      self.javaPlatformWindow = platformWindow;
      self.styleBits = bits;
      self.ownerWindow = owner;
      [self setPropertiesForStyleBits:styleBits mask:MASK(_METHOD_PROP_BITMASK)];
  
+     if (IS(self.styleBits, IS_POPUP)) {
+         [self.nsWindow setCollectionBehavior:(1 << 8) /*NSWindowCollectionBehaviorFullScreenAuxiliary*/]; 
+     }
+ 
      return self;
  }
  
  + (BOOL) isAWTWindow:(NSWindow *)window {
      return [window isKindOfClass: [AWTWindow_Panel class]] || [window isKindOfClass: [AWTWindow_Normal class]];