code: @Override
      protected void defineWidgets() {
  
          setKeyPrefix(KEY_PREFIX);
  
          // default value is 30 minutes ago
          setTime("" + (System.currentTimeMillis() - (30 * 60 * 1000L)));
          // widgets to display
          addWidget(new CmsWidgetDialogParameter(this, "time", PAGES[0], new CmsCalendarWidget()));
      }
docs: Creates the list of widgets for this dialog.<p>