docs: public FieldList makeSelectedRowCurrent()
      {
          FieldList record = null;
          int iRow = m_jTableScreen.getSelectedRow();
          if (iRow != -1)
              record = m_thinTableModel.makeRowCurrent(iRow, false);
          if (record == null)
          {
              record = this.getFieldList();
              try   {
                  record.getTable().addNew();
              } catch (DBException ex)    {
                  ex.printStackTrace(); // Never.
              }
          }
          return record;
      }