docs: public void init(Record record, Record recSubFile, String strSubFile, boolean bRemoveSubRecords)
      {   // For this to work right, the booking number field needs a listener to re-select this file whenever it changes
          super.init(record, null, recSubFile, true);
  
          m_strSubFile = strSubFile;
          m_bRemoveSubRecords = bRemoveSubRecords;
      }