/// <summary>
        /// 设定显示窗口的实体
        /// </summary>
        /// <param name="ent"></param>
        void SetPropertyGridEnt(UserGroupParameter ent)
        {
            if (ent == null)
            {
                return;
            }
            //深度克隆
            _srcEnt = ent.DeepClone();

            //设置只读属性为否,可以修改属性值
            _userGroupName.ReadOnly = false;
            _remarks.ReadOnly       = false;

            //设置个属性值
            _userGroupName.Value = ent.GroupName;
            _userCount.Value     = ent.UserCount;
            _remarks.Value       = ent.Remark;

            //删除旧信息
            int preCnt = _paramProp.Count;

            for (int i = 0; i < preCnt; i++)
            {
                _props.Remove(_paramProp[i]);
            }
            _paramProp.Clear();

            //添加新属性实体
            _propInfo.SelectedObject = _props;
        }