更改GroupBy的顺序 - ChangeIGroupByItemWithEntityFieldInfo

2017-02-19 12:27:41  访问(1656) 赞(0) 踩(0)

 

        /// <summary>
        /// 更改GroupBy的顺序 - ChangeIGroupByItemWithEntityFieldInfo
        /// </summary>
        /// <param name="idx"></param>
        /// <param name="info"></param> 
        public void ChangeIGroupByItemWithEntityFieldInfo
            (
                int idx,
                EntityFieldInfo info 
            )
        {
            if (idx < 0)
            {

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

            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GroupBy的顺序 - ChangeIGroupByItemWithEntityFieldInfo 

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