CRhinoCommand::result CCommandTest::RunCommand( const CRhinoCommandContext& context )
{
  CRhinoView* view = RhinoApp().ActiveView();
  if( 0 == view )
    return CRhinoCommand::failure;

  ON::display_mode dm = view->ActiveViewport().DisplayMode();
  if( dm != ON::shaded_display )
  {
    view->ActiveViewport().SetDisplayMode( ON::shaded_display );
    context.m_doc.ViewModified( view );
    view->Redraw();
  }

  return CRhinoCommand::success;
}