@Override
  public void moveComponent(final RadComponent c, final int rowDelta, final int colDelta, final int rowSpanDelta, final int colSpanDelta) {
    String side = (String) c.getCustomLayoutConstraints();
    String adjSide = getAdjacentSide(side, rowDelta, colDelta);
    if (adjSide != null) {
      c.changeCustomLayoutConstraints(adjSide);
    }
  }
@Override
  public void moveComponent(final RadComponent c, final int rowDelta, final int colDelta, final int rowSpanDelta, final int colSpanDelta)