+
+#ifdef __WXCOCOA__
+ vtkCocoaRenderWindow *rwin = vtkCocoaRenderWindow::SafeDownCast(RenderWindow);
+ NSView *nvsview = (NSView* )Handle;
+ NSWindow *nswindow = nvsview.window;
+ rwin->SetRootWindow( nswindow );
+ rwin->SetWindowId( reinterpret_cast<void *>(nvsview) );
+#else