cs页面调用代码: 复制代码 代码如下: public int TotalPage = 0; public int PageCurrent = 1; public int PageSize = 25; public int RowsCount = 0; string userid, username; public DataTable dt = new DataTable(); public string path, userwelcome; public string opt,cid; protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { if (Request.Params["page"] == null || Request.Params["page"].ToString().Equals("")) PageCurrent = 1; else PageCurrent=int.Parse(Request.Params["page"].ToString()); this.getPage(out TotalPage, out RowsCount, PageSize, PageCurrent); } }
//调用存储过程的函数
private void getPage(out int totalPage, out int rowsCount, int pageSize, int currentPage) { SqlParameter[] parameters = { new SqlParameter("@TotalPage", SqlDbType.Int,4), new SqlParameter("@RowsCount", SqlDbType.Int,4), new SqlParameter("@PageSize", SqlDbType.Int,4), new SqlParameter("@CurrentPage", SqlDbType.Int,4), new SqlParameter("@SelectFields", SqlDbType.NVarChar,700), new SqlParameter("@IdField",SqlDbType.NVarChar,50), new SqlParameter("@OrderField", SqlDbType.NVarChar,200), new SqlParameter("@OrderType", SqlDbType.NVarChar,2), new SqlParameter("@TableName", SqlDbType.NVarChar,300), new SqlParameter("@strWhere", SqlDbType.NVarChar,300), }; parameters[0].Direction = ParameterDirection.Output; parameters[1].Direction = ParameterDirection.Output; parameters[2].Value = pageSize; parameters[3].Value = currentPage; parameters[4].Value = "a.RLId,a.companyName,a.webSite,a.isRL,a.ordernum,a.isrl,a.userid"; parameters[5].Value = "a.RLId";
存储过程代码: 复制代码 代码如下: CREATE proc [dbo].[getRecordByPage] @TotalPage int output,--总页数 @RowsCount int output,--总条数 @PageSize int,--每页多少数据 @CurrentPage int,--当前页数 @SelectFields nvarchar(1000),--select 语句但是不包含select @IdField nvarchar(50),--主键列 @OrderField nvarchar(50),--排序字段,如果是多个字段,除最后一个字段外,后面都要加排序条件(asc/desc),不包含order by,最后一个排序字段不用加排序条件 @OrderType nvarchar(4),--1升序,0降序 @TableName nvarchar(200),--表名 @strWhere nvarchar(300)--条件 As Begin declare @RecordCount float declare @PageNum int --分页依据数 Declare @Compare nvarchar(50)--比较字段区分min或者max Declare @Compare1 nvarchar(2) --大于号“>” 或者小于号"<“ Declare @OrderSql nvarchar(10)--排序字段 declare @Sql nvarchar(4000) Declare @TemSql nvarchar(1000) Declare @nRd int declare @afterRows int declare @tempTableName nvarchar(10)
if(@OrderType="1") Begin set @OrderSql=" asc" End Else Begin set @OrderSql= " desc" End
if(isnull(@strWhere, "")<>"") Set @strWhere = @strWhere if(@strWhere="") Set @strWhere=" 1=1 "
Set @TemSql="Select @RecordCount=Count(1) from "+@TableName +" where "+@strWhere exec sp_executesql @TemSql,N"@RecordCount float output",@RecordCount output Set @RowsCount=@RecordCount Set @TotalPage= ceiling(@RecordCount/@PageSize) if(@CurrentPage>@TotalPage) Set @CurrentPage=@TotalPage if(@CurrentPage<1) Set @CurrentPage=1 if(@PageSize<1) Set @PageSize=1 print(@RecordCount)
if(@CurrentPage=1) Begin set Rowcount @PageSize set @Sql="select "+ @SelectFields +" from "+ @TableName +" where " +@strWhere+" order by "+@OrderField +"
End else if(@CurrentPage=@TotalPage) begin set @afterRows=@RowsCount-(@CurrentPage-1)*@PageSize set RowCount @afterRows if(@OrderType="1") begin set @OrderField=REPLACE(@OrderField,"asc","lai512343975")//这里用变量将asc和desc互换,哈哈,太神了 set @OrderField=REPLACE(@OrderField,"desc","asc") set @OrderField=REPLACE(@OrderField,"lai512343975","desc") set @Sql="select " + @SelectFields +" from "+ @TableName +" where " +@strWhere+" order by "+@OrderField +" desc"+","+@IdField +" asc"
end else begin set @OrderField=REPLACE(@OrderField,"desc","lai512343975") set @OrderField=REPLACE(@OrderField,"asc","desc") set @OrderField=REPLACE(@OrderField,"lai512343975","asc") set @Sql="select " + @SelectFields +" from "+ @TableName +" where " +@strWhere+" order by "+@OrderField +" asc " +","+@IdField+ " asc" print(@Sql) end --print(@Sql) exec sp_executeSql @Sql end else Begin set @nRd=@PageSize* (@CurrentPage-1) print(@nRd)
set RowCount @PageSize set @Sql="select " + @SelectFields +" from "+ @TableName +" where " +@strWhere+" and "+@IdField + " not in (select top "+ cast(@nRd as nvarchar(10))+" "+@IdField+" from "+@TableName+" where "+ @strWhere+" order by "+@OrderField +" "+@OrderSql+","+@IdField +" asc) " + " order by "+ @OrderField + " " +@OrderSql+","+@IdField +" asc" exec sp_executeSql @Sql --Print(@sql) End end GO