/**
   * Create an area of transplant difficulty.<br>
   *
   * @param checkItemGroup Group
   */
  private void makePortabilityDegreeArea(Group checkItemGroup) {
    Label portabilityDegree = new Label(checkItemGroup, SWT.NULL);
    portabilityDegree.setText(ResourceUtil.portabilityDegree);
    portabilityDegree.setLayoutData(ControlUtil.getTopGridData());

    portabilityDegreeCombo = new Combo(checkItemGroup, SWT.READ_ONLY);
    ControlUtil.addComboBoxItem(PortabilityDegreeEnum.values(), portabilityDegreeCombo);
    portabilityDegreeCombo.setLayoutData(ControlUtil.getTopGridData());
    portabilityDegreeCombo.addSelectionListener(new DirtyListener(super.getEditor()));
  }
  /**
   * Create an area of more transplant difficulty.<br>
   *
   * @param checkItemGroup Group
   */
  private void makeDegreeDetailArea(Group checkItemGroup) {
    Label degreeDetail = new Label(checkItemGroup, SWT.NULL);
    degreeDetail.setText(ResourceUtil.degreeDetail);
    degreeDetail.setLayoutData(ControlUtil.getTopGridData());

    degreeDetailCombo = new Combo(checkItemGroup, SWT.READ_ONLY);
    ControlUtil.addComboBoxItem(DegreeDetailEnum.values(), degreeDetailCombo);
    degreeDetailCombo.setLayoutData(ControlUtil.getTopGridData());
    degreeDetailCombo.addSelectionListener(new DirtyListener(super.getEditor()));
  }
  /**
   * Create an area of transplant factors.<br>
   *
   * @param checkItemGroup Group
   */
  private void makeProtabilityFactorArea(Group checkItemGroup) {

    Label protabilityFactor = new Label(checkItemGroup, SWT.NULL);
    protabilityFactor.setText(ResourceUtil.protabilityFactor);
    protabilityFactor.setLayoutData(ControlUtil.getTopGridData());

    portabilityFactorCombo = new Combo(checkItemGroup, SWT.READ_ONLY);
    ControlUtil.addComboBoxItem(PortabilityFactorEnum.values(), portabilityFactorCombo);
    // CheckStyle magic number
    portabilityFactorCombo.setLayoutData(ControlUtil.getSizingHorizontalGridData(150));
    portabilityFactorCombo.addSelectionListener(new DirtyListener(super.getEditor()));
  }