更改字段的GroupBy顺序 - ChangeIGroupByItemWithEntityFieldInfoName

2017-02-19 12:28:20  访问(1636) 赞(0) 踩(0)


        /// <summary>
        /// 更改字段的GroupBy顺序 - ChangeIGroupByItemWithEntityFieldInfoName
        /// </summary>
        /// <param name="idx"></param>
        /// <param name="entityFieldInfoName"></param> 
        public void ChangeIGroupByItemWithEntityFieldInfoName
            (
                int idx,
                string entityFieldInfoName 
            )
        {
            if (idx < 0)
            {

                throw new Exception
                    (
                        "方法:"
                        + MethodBase.GetCurrentMethod().ReflectedType.FullName
                        + " "
                        + MethodBase.GetCurrentMethod().ToString()
                        + " 发生异常:idx(" + idx.ToString() + ") < 0"
                    );
            }

            EntityFieldInfo info = GetExistEntityFieldInfo
                (
                    entityFieldInfoName
                );

            int iCount = m_ListIGroupByItem.Count;

            for (int i = 0; i < iCount; ++i)
            {
                if (m_ListIGroupByItem[i] == info)
                {
                    m_ListIGroupByItem.RemoveAt(i);
                    iCount = iCount - 1;
                    break;
                }
            }

            info.IsGroupBy = true;

            if (idx >= iCount)
                m_ListIGroupByItem.Add(info);
            else
                m_ListIGroupByItem.Insert(idx, info);

        }


标签:更改字段的GroupBy顺序 - ChangeIGroupByItemWithEntityFieldInfoName 

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