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

*** 554,573 ****
      public static void postEvent(AWTEvent event) {
          postEvent(targetToAppContext(event.getSource()), event);
      }
  
      @Override
!     public void grab(Window w) {
!         if (w.getPeer() != null) {
!             ((LWWindowPeer)w.getPeer()).grab();
          }
      }
  
      @Override
!     public void ungrab(Window w) {
!         if (w.getPeer() != null) {
!             ((LWWindowPeer)w.getPeer()).ungrab(false);
          }
      }
  
      @Override
      protected final Object lazilyLoadDesktopProperty(final String name) {
--- 554,575 ----
      public static void postEvent(AWTEvent event) {
          postEvent(targetToAppContext(event.getSource()), event);
      }
  
      @Override
!     public void grab(final Window w) {
!         final Object peer = AWTAccessor.getComponentAccessor().getPeer(w);
!         if (peer != null) {
!             ((LWWindowPeer) peer).grab();
          }
      }
  
      @Override
!     public void ungrab(final Window w) {
!         final Object peer = AWTAccessor.getComponentAccessor().getPeer(w);
!         if (peer != null) {
!             ((LWWindowPeer) peer).ungrab(false);
          }
      }
  
      @Override
      protected final Object lazilyLoadDesktopProperty(final String name) {