Repeater调用存储过程+数字分页
Default.aspx.cs
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Collections;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
Bindtext();
}
}
protected void Bindtext()
{
int pagesize = 20;
int ipage;
if (Request.QueryString["Page"] != null)
{
ipage = Convert.ToInt32(Request.QueryString["Page"]);
}
else
{
ipage = 1;
}
SqlConnection cnn = new SqlConnection(System.Configuration.ConfigurationManager.ConnectionStrings["cnd"].ConnectionString);
SqlCommand cmd = new SqlCommand("infobuyw", cnn);
cmd.CommandType = CommandType.StoredProcedure; //这里采用存储过程
cmd.Parameters.Add("@ipage", ipage);
cmd.Parameters.Add("@ipagesize", pagesize);
cmd.Parameters.Add ("@ipagecount", SqlDbType.Int);
cmd.Parameters["@ipagecount"].Direction = ParameterDirection.Output;
cnn.Open();
cmd.ExecuteNonQuery();
int re = (int)(cmd.Parameters["@ipagecount"].Value);
a2.Text = Convert.ToString(cmd.Parameters["@ipagecount"].Value);
SqlDataAdapter Dap = new SqlDataAdapter(cmd);
DataSet Dst = new DataSet();
Dap.Fill(Dst,"info");
PagedDataSource Pgds = new System.Web.UI.WebControls.PagedDataSource();
Pgds.DataSource = Dst.Tables["info"].DefaultView;
this.Ret8.DataSource = Pgds;
this.DataBind();
// 设置允许分页
Pgds.AllowPaging = true;
// 每页显示为20行
Pgds.PageSize = pagesize;
// 显示总共页数
//
lblTotalPage.Text = Pgds.PageCount.ToString();
// 当前页
int CurrentPage;
// 请求页码为不为null设置当前页，否则为第一页
if (Request.QueryString["Page"] != null)
{
CurrentPage = Convert.ToInt32(Request.QueryString["Page"]);
}
else
{
CurrentPage = 1;
}
// 当前页所引为页码-1
Pgds.CurrentPageIndex = CurrentPage - 1;
// 显示当前页码
lblCurrentPage.Text = CurrentPage.ToString();
// 如果不是第一页，通过参数Page设置上一页为当前页-1，否则不显示连接
if (ipage>1)
{
// Request.CurrentExecutionFilePath为当前请求虚拟路径
lnkPrev.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=" + Convert.ToString(CurrentPage - 1);
First.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=1";
}
// End If
// 如果不是最后一页，通过参数Page设置下一页为当前页+1，否则不显示连接
if (ipage<re)
{
// Request.CurrentExecutionFilePath为当前请求虚拟路径
lnkNext.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=" + Convert.ToString(CurrentPage + 1);
end.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=" + Convert.ToString(re);
}
int pcount = re;
int pindex = Convert.ToInt32(CurrentPage);
fenye.Text = strlink(pindex, pcount);
}
string strlink(int pindex, int pcount)
{
int pageturn = pindex + 10;
int i;
string slink = null;
for (i = pindex; i <= pageturn; i++)
{
if (i > pcount) break;
if (i != pindex)
{
slink = slink + "<a href=?page=" + i.ToString() + ">" + i.ToString() + "</a> ";
}
else
{
slink = slink + "" + i.ToString() + " ";
}
}
return slink;
}
}
default.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>ADO-Retepter</title>
<link href="ste.css" _fcksavedurl=""ste.css"" rel="stylesheet" type="text/css" />
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Repeater ID="Ret8" runat="server">
<ItemTemplate><div><%#Eval("infoid") %> ---------<%#Eval("info_title") %></div></ItemTemplate></asp:Repeater>
</div>
<br />
<asp:HyperLink ID="First" runat="server">首页</asp:HyperLink>
<asp:hyperlink id="lnkPrev" runat="server">上页</asp:hyperlink>
<asp:hyperlink id="lnkNext" runat="server">下页</asp:hyperlink>
<asp:HyperLink ID="end" runat="server">尾页</asp:HyperLink>第
<asp:label id="lblCurrentPage" runat="server"></asp:label>
页 共
<asp:label id="lblTotalPage" runat="server"></asp:label>页
<asp:Label ID="fenye" runat="server" Text="Label"></asp:Label>
<br />
<br />
<asp:Label ID="a2" runat="server"></asp:Label>
</form>
</body>
</html>
存储过程 buyinfow
CREATE PROCEDURE infobuyw
@iPageCount int OUTPUT, --总页数
@iPage int, --当前页号
@iPageSize int --每页记录数
as
set nocount on
begin
--创建临时表
create table #t (ID int IDENTITY, --自增字段
infoid int,info_title varchar(200),cimg varchar(200),userid varchar(50),products_price varchar(50),company_name varchar(100),info_starttime smalldatetime)
--向临时表中写入数据
insert into #t
select infoid,info_title,cimg,userid,products_price,company_name,info_starttime
from dbo.[trade] where info_type='供应' and flag='1'
order by info_starttime desc
--取得记录总数
declare @iRecordCount int
set @iRecordCount = @@rowcount
--确定总页数
IF @iRecordCount%@iPageSize=0
SET @iPageCount=CEILING(@iRecordCount/@iPageSize)
ELSE
SET @iPageCount=CEILING(@iRecordCount/@iPageSize)+1
--若请求的页号大于总页数，则显示最后一页
IF @iPage > @iPageCount
SELECT @iPage = @iPageCount
--确定当前页的始末记录
DECLARE @iStart int --start record
DECLARE @iEnd int --end record
SELECT @iStart = (@iPage - 1) * @iPageSize
SELECT @iEnd = @iStart + @iPageSize + 1
--取当前页记录
select * from #t where ID>@iStart and ID<@iEnd
--删除临时表
DROP TABLE #t
--返回记录总数
return @iRecordCount
end
GO