public void setRight(SwingComponent<?, ?> component) {

    toSwing().setRightComponent(component.getJComponent());
    right = component;
  }
  public void setBottom(SwingComponent<?, ?> component) {

    toSwing().setBottomComponent(component.getJComponent());
    bottom = component;
  }
  public void setLeft(SwingComponent<?, ?> component) {

    toSwing().setLeftComponent(component.getJComponent());
    left = component;
  }
  public void setTop(SwingComponent<?, ?> component) {

    toSwing().setTopComponent(component.getJComponent());
    top = component;
  }