abstract sclass DynCopiedObjectTable<A> extends DynObjectTable<A> {
  S srcModuleLibID;
  transient bool autoScrollDown;
  transient ReliableSingleThread rstGrabData = dm_rst(this, r grabData);
  
  void init {} // override this in subclasses

  start {
    init();
    dm_require(srcModuleLibID);
    dm_vmBus_onMessage listChanged(voidfunc(O mod, L list) {
      if (empty(srcModuleLibID) || dm_isMe(mod) || !eq(dm_moduleLibID(mod), srcModuleLibID)) ret;
      rstGrabData.trigger(); // goes through RST + Q
    });
    rstGrabData.trigger();
  }
  
  void grabData {
    L l = cast dm_callModuleWithLibID(srcModuleLibID, 'getList);
    if (l == null) ret;
    setList(quickImport(l));
    if (autoScrollDown) scrollDown();
  }
}

Began life as a copy of #1026333