# File vtk/tk/vtkTkRenderWindowInteractor.rb, line 229
  def RightButtonPressEvent(event, ctrl, shift)
    @Iren.SetEventInformationFlipY(event.x, event.y, ctrl,
                                   shift, 0.chr, 0, nil)
    @Iren.RightButtonPressEvent
    if  !@FocusOnEnter
      _GrabFocus
    end
  end