/** Called when the static checkbox is modified */
  protected void checkConst() {

    boolean boxState = isConst.getSelection();

    if (boxState) {
      if (!StereotypeUtil.isApplied(selectedParameter, Const.class)) {
        StereotypeUtil.apply(selectedParameter, Const.class);
      }
    } else {
      if (StereotypeUtil.isApplied(selectedParameter, Const.class)) {
        StereotypeUtil.unapply(selectedParameter, Const.class);
      }
    }
  }