ASP.NET结合存储过程写的通用搜索分页程序

存储过程改自bigeagle的论坛分页程序。请大家批判！：）
select.aspx

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<%@ Page Language="C#" %>
<%@ import Namespace="System.Data" %>
<%@ import Namespace="System.Data.SqlClient" %>
<script runat="server">

protected void Page_Load(Object sender, EventArgs e)
{
int intPageNo,intPageSize,intPageCount;
intPageSize = 25;
if (Request["CurrentPage"]==null)
{
intPageNo = 1;
}
else
{
intPageNo = Int32.Parse(Request["CurrentPage"]);
}


SqlConnection mySqlConnection = new SqlConnection("server=(local);Database=test;user id=sa;password=");
SqlCommand mySqlCommand = new SqlCommand("up_GetTopicList", mySqlConnection);
mySqlCommand.CommandType = CommandType.StoredProcedure;

SqlParameter workParm;

//搜索表字段，以","号分隔
workParm = mySqlCommand.Parameters.Add("@a_TableList", SqlDbType.VarChar, 200);
mySqlCommand.Parameters["@a_TableList"].Value = "OFFERID,type,offertime";

//搜索表名
workParm = mySqlCommand.Parameters.Add("@a_TableName", SqlDbType.VarChar, 30);
mySqlCommand.Parameters["@a_TableName"].Value = "offer";

//搜索条件，如"select * from aa where a=1 and b=2 and c=3"则条件为"where a=1 and b=2 and c=3"
workParm = mySqlCommand.Parameters.Add("@a_SelectWhere", SqlDbType.VarChar, 500);
mySqlCommand.Parameters["@a_SelectWhere"].Value = "where type='idl'";

//表主键字段名，必须为INT类型
workParm = mySqlCommand.Parameters.Add("@a_SelectOrderId", SqlDbType.VarChar, 50);
mySqlCommand.Parameters["@a_SelectOrderId"].Value = "offerid";

//排序，可以使用多字段排序但主键字段必需在最前面
workParm = mySqlCommand.Parameters.Add("@a_SelectOrder", SqlDbType.VarChar, 50);
mySqlCommand.Parameters["@a_SelectOrder"].Value = "order by offerid desc";

//页号
workParm = mySqlCommand.Parameters.Add("@a_intPageNo", SqlDbType.Int);
mySqlCommand.Parameters["@a_intPageNo"].Value = intPageNo;

//每页显示数
workParm = mySqlCommand.Parameters.Add("@a_intPageSize", SqlDbType.Int);
mySqlCommand.Parameters["@a_intPageSize"].Value = intPageSize;

//总记录数(存储过程输出参数)
workParm = mySqlCommand.Parameters.Add("@RecordCount", SqlDbType.Int);
workParm.Direction = ParameterDirection.Output;

//当前页记录数(存储过程返回值)
workParm = mySqlCommand.Parameters.Add("RowCount", SqlDbType.Int);
workParm.Direction = ParameterDirection.ReturnValue;

mySqlConnection.Open();
Repeater.DataSource = mySqlCommand.ExecuteReader();

Repeater.DataBind();

mySqlConnection.Close();

Int32 RecordCount = (Int32)mySqlCommand.Parameters["@RecordCount"].Value;
Int32 RowCount = (Int32)mySqlCommand.Parameters["RowCount"].Value;

LabelRecord.Text = RecordCount.ToString();
LabelRow.Text = intPageNo.ToString();
intPageCount = RecordCount/intPageSize;
if ((RecordCount%intPageSize)>0)
intPageCount = 1;
LabelPage.Text = intPageCount.ToString();

if (intPageNo>1)
{
HLFistPage.NavigateUrl = "select.aspx?CurrentPage=1";
HLPrevPage.NavigateUrl = String.Concat("select.aspx?CurrentPage=","",intPageNo-1);
}
else
{
HLFistPage.NavigateUrl = "";
HLPrevPage.NavigateUrl = "";
//HLFistPage.Enabled = false;
//HLPrevPage.Enabled = false;
}

if (intPageNo<intPageCount)
{
HLNextPage.NavigateUrl = String.Concat("select.aspx?CurrentPage=","",intPageNo 1);
HLEndPage.NavigateUrl = String.Concat("select.aspx?CurrentPage=","",intPageCount);
}
else
{
HLNextPage.NavigateUrl = "";
HLEndPage.NavigateUrl = "";

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