public int Compare(obj x , obj y)
{
//如果比較的列所對應的表字段的數據類型是DateTime,不同的數據類型對應不同的
return DateTime.Compare(x,y); -- 升序
//return DateTime.Compare(y,x); -- 降序
}

/// <summary>
/// 對象【出資人】比較器
/// </summary>
public class ContributivePerson_INV_Comparer : IComparer<TB_WEB_NZ_INVESTMENT>
{
private ESortType m_ESortType = ESortType.ASC;
public ContributivePerson_INV_Comparer(ESortType eSortType)
{
m_ESortType = eSortType;
}
public int Compare(TB_WEB_NZ_INVESTMENT x, TB_WEB_NZ_INVESTMENT y)
{
int rtnCompare = 0; ;
switch (m_ESortType)
{
case ESortType.ASC:
rtnCompare = string.Compare(x.INV, y.INV);
break;
case ESortType.DESC:
rtnCompare = string.Compare(y.INV, x.INV);
break;
}//switch
return rtnCompare;
}
}//class
/// <summary>
/// 【余額繳付期限】比較器
/// </summary>
public class ContributivePerson_BALDEPER_Comparer : IComparer<TB_WEB_NZ_INVESTMENT>
{
private ESortType m_ESortType = ESortType.ASC;
public ContributivePerson_BALDEPER_Comparer(ESortType eSortType)
{
m_ESortType = eSortType;
}
public int Compare(TB_WEB_NZ_INVESTMENT x, TB_WEB_NZ_INVESTMENT y)
{
int rtnCompare = 0; ;
DateTime xDateTime = DateTime.Parse(x.BALDEPER.ToString());
DateTime yDateTime = DateTime.Parse(y.BALDEPER.ToString());
switch (m_ESortType)
{
case ESortType.ASC:
rtnCompare = DateTime.Compare(xDateTime, yDateTime);
break;
case ESortType.DESC:
rtnCompare = DateTime.Compare(yDateTime, xDateTime);
break;
}//switch
return rtnCompare;
}
}//class

/// <summary>
/// 對象排序比較器工廠
/// </summary>
public class ContributivePerson_SortComparerFactory
{
/// <summary>
///
/// </summary>
/// <param name="FieldName"></param>
/// <returns></returns>
public IComparer<TB_WEB_NZ_INVESTMENT> GetSortComparer(string FieldName, ESortType eSortType)
{
IComparer<TB_WEB_NZ_INVESTMENT> IComparer = null;
switch (FieldName)
{
case "BALDEPER"://余額繳付期限
IComparer = new ContributivePerson_BALDEPER_Comparer(eSortType);
break;
case "INV"://投資人
IComparer = new ContributivePerson_INV_Comparer(eSortType);
break;
}//switch
return IComparer;
}
}//class

/// <summary>
/// 分頁功能的表格填充服務端(帶排序)
/// </summary>
/// <param name="FlowID"></param>
/// <param name="PageCount">每頁數目</param>
/// <param name="CurrentPage">當前頁</param>
/// <param name="SortType">排序類型:"ASC" ,"DESC"</param>
/// <returns></returns>
[WebMethod]
[ScriptMethod(ResponseFormat = ResponseFormat.Json)]
public string Load_ContributivePerson_Table_Sort(string FlowID, int PageCount,
int CurrentPage, string SortType, string SortFieldName)
{
List<TB_WEB_NZ_INVESTMENT> list = new List<TB_WEB_NZ_INVESTMENT>();
list = objBusinessFacade.GetTB_WEB_NZ_INVESTMENT_CollectionByFlowID(FlowID);
ContributivePerson_SortComparerFactory objFactory = new ContributivePerson_SortComparerFactory();
IComparer<TB_WEB_NZ_INVESTMENT> objSort = null;
if (SortType.ToUpper().Trim() == "ASC")
{
objSort = objFactory.GetSortComparer(SortFieldName,ESortType.ASC);
}
else if (SortType.ToUpper().Trim() == "DESC")
{
objSort = objFactory.GetSortComparer(SortFieldName, ESortType.DESC);
}
list.Sort(objSort);
//部分代碼略去,略去代碼可參看上篇文章
return new JavaScriptSerializer().Serialize(list);
}