code: public void init(Record record, BaseField field, boolean bNewOnChange)
      {
          super.init(record);
          m_field = field;
          m_bNewOnChange = bNewOnChange;
      }
docs: Constructor.
  @param record My owner (usually passed as null, and set on addListener in setOwner()).
  @param iMainFilesField The sequence of the date changed field in this record.
  @param field The date changed field in this record.
  @param bNewOnChange If true, create a new record on change.