docs: public GridBagConstraints getGBConstraints()
      {
          if (m_gbconstraints == null)
          {
              m_gbconstraints = new GridBagConstraints();
              m_gbconstraints.insets = new Insets(2, 2, 2, 2);
              m_gbconstraints.ipadx = 2;
              m_gbconstraints.ipady = 2;
          }
          return m_gbconstraints;
      }