docs: private void updatePrintVisibility() {
  		PrintablePage printablePage = printView.getPreviewPane()
  				.getPrintablePage();
  
  		if (printablePage.getViewType() == ViewType.DAY_VIEW) {
  			printablePage.getDayView().refreshData();
  		} else if (printablePage.getViewType() == ViewType.WEEK_VIEW) {
  			printablePage.getWeekView().refreshData();
  		}
  	}