src/java.desktop/windows/classes/sun/awt/windows/WLightweightFramePeer.java

*** 1,7 ****
  /*
!  * Copyright (c) 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) 2013, 2017, 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
*** 30,43 ****
  import java.awt.dnd.DropTarget;
  import java.awt.event.ComponentEvent;
  import java.awt.event.MouseEvent;
  
  import sun.awt.LightweightFrame;
  import sun.swing.JLightweightFrame;
  import sun.swing.SwingAccessor;
  
! public class WLightweightFramePeer extends WFramePeer {
  
      public WLightweightFramePeer(LightweightFrame target) {
          super(target);
      }
  
--- 30,44 ----
  import java.awt.dnd.DropTarget;
  import java.awt.event.ComponentEvent;
  import java.awt.event.MouseEvent;
  
  import sun.awt.LightweightFrame;
+ import sun.awt.OverrideNativeWindowHandle;
  import sun.swing.JLightweightFrame;
  import sun.swing.SwingAccessor;
  
! public class WLightweightFramePeer extends WFramePeer implements OverrideNativeWindowHandle {
  
      public WLightweightFramePeer(LightweightFrame target) {
          super(target);
      }
  
*** 48,57 ****
--- 49,65 ----
      @Override
      public Graphics getGraphics() {
          return getLwTarget().getGraphics();
      }
  
+     private native void overrideNativeHandle(long hwnd);
+ 
+     @Override
+     public void overrideWindowHandle(final long handle) {
+         overrideNativeHandle(handle);
+     }
+ 
      @Override
      public void show() {
          super.show();
          postEvent(new ComponentEvent((Component)getTarget(), ComponentEvent.COMPONENT_SHOWN));
      }