public new static frmNewRole ShowDialog()
 {
     if (_instance == null || _instance.IsDisposed)
     {
         _instance = new frmNewRole();
     }
     ((Form)_instance).ShowDialog();
     return(_instance);
 }
        public static frmNewRole ShowDialogWithData(TwoFieldsDto role = null)
        {
            if (_instance == null || _instance.IsDisposed)
            {
                _instance = new frmNewRole(role);
            }
            else
            {
                _instance.Role = role;
            }

            ((Form)_instance).ShowDialog();
            return(_instance);
        }