asclass DynTableWithInput2<A> extends DynObjectTable<A> {
  switchable S input;
  transient JTextField tfInput;
  transient ReliableSingleThread rstCalc = dm_rst(r calc);
  
  visual northAndCenterWithMargins(tfInput = dm_textField input(), super);
  
  start {
    dm_watchFieldAndNow input(rstCalc);
  }
  
  abstract void calc();
}