anchor.diff:    Name:= '';
     Index:= 0;
     ActualValue:= Null;
  +  SelectedDatum:= nil;
     Changed:= false;
     ForceClear:= false;
   end;
  
positive.code: destructor TEditorLine.Destroy;
  begin
    Configuration.Free;
    inherited Destroy;
  end;
  
  
negative.code:     curLine.ActualValue:= aActualValue;
      FValueListEditor.Invalidate;
    end;
  end;
  
  function TmEditingPanel.GetSelectedDatum(const aName: string): IVDDatum;
  var
    curLine : TEditorLine;
  begin
    Result := nil;
  
    if FLinesByName.Contains(aName) then
    begin
      curLine := FLinesByName.Find(aName) as TEditorLine;
      Result := curLine.SelectedDatum;
    end
  end;
  
  (*
  