docs: public ImageField getIconField(Record record)
      {
          if (record == null)
              record = this.getReferenceRecord();
          for (int i = 0; i < record.getFieldCount(); i++)
          {
              BaseField field = record.getField(i);
              if (field instanceof ImageField)
                  return (ImageField)field;
          }
          return null;    // No icon in this status record
      }