private JPanel createLeftPanel() {
    final JPanel left = new JPanel(new GridBagLayout());
    myMoveToAnotherClassCb = new JCheckBox(JavaRefactoringBundle.message("introduce.constant.move.to.another.class.checkbox"), false);
    myMoveToAnotherClassCb.setFocusable(false);
    left.add(myMoveToAnotherClassCb,
             new GridBagConstraints(0, 0, 1, 1, 1, 0, GridBagConstraints.NORTHWEST, GridBagConstraints.HORIZONTAL, JBInsets.emptyInsets(),
                                    0, 0));
    return left;
  }
private JPanel createLeftPanel()