srecord noeq JG22NetworkElement(JG22Network parent, G22NetworkElement element) is Swingable {
  cachedVisualize {
    var box = jMinSize(400, 300, jcenteredlabel("Drag or resize me!"));
    setOpaqueBackground(Color.white, box);
    setBorder(box, BorderFactory.createLineBorder(Color.green, 10);
    onMouseDown(box, event -> {
      if (!mouseEventIsInBorder(event))
        new ComponentDragger(box, event);
    });
    
    new ComponentResizeDragger(box, box);
    var bounds = or(element.bounds, rect(50, 50, 400, 300));
    setBounds(box, bounds);
    
    onBoundsChange(box, r {
      element.bounds(toRect(getBounds(box)));
      element.network.change();
      parent.mainPanel.revalidateMe();
    });
    
    ret box;
  }
}

Began life as a copy of #1035449