code: @Override
      protected void defineWidgets() {
  
          super.defineWidgets();
  
          // widgets to display
          // new indexsource
          addWidget(
              new CmsWidgetDialogParameter(this, "type", PAGES[0], new CmsSelectWidget(getTypeWidgetConfiguration())));
          addWidget(new CmsWidgetDialogParameter(m_mapping, "param", "", PAGES[0], new CmsInputWidget(), 0, 1));
          addWidget(new CmsWidgetDialogParameter(m_mapping, "defaultValue", "", PAGES[0], new CmsInputWidget(), 0, 1));
      }
docs: Creates the list of widgets for this dialog.<p>