docs: public Object getValueAt(int iRowIndex, int iColumnIndex)
      {
          int iEditMode = Constants.EDIT_NONE;
          try   {
              if (iRowIndex >= 0)
              {
                  FieldList fieldList = this.makeRowCurrent(iRowIndex, false);
                  if (fieldList != null)
                      iEditMode = fieldList.getEditMode();
              }
          } catch (Exception ex)  {
              ex.printStackTrace();
          }
          return this.getColumnValue(iColumnIndex, iEditMode);
      }