@Override
  public DnDDragStartBean startDragging(DnDAction action, @NotNull Point dragOrigin) {
    return new DnDDragStartBean(new LayoutNodesDraggingObject(myArtifactsEditor, getNodesToDrag()));
  }
@Override
  public DnDDragStartBean startDragging(DnDAction action, @NotNull Point dragOrigin)