text: // a view that hosts multiple other views
  
  let custom = DG.View.fromRoot(ui.div([]));
  custom.toolbox = ui.divText('my toolbox');
  custom.setRibbonPanels([[ui.button('hey')]]);
  
  let multiView = new DG.MultiView({
    viewFactories: {
      'custom': () => custom,
      'demog': () => DG.TableView.create(grok.data.demo.demog(), false),
      'apps': () => DG.View.createByType(DG.View.APPS),
      'users': () => DG.View.createByType(DG.View.USERS),
    }
  });
  
  grok.shell.addView(multiView);