asp.net中Datalist使用数字分页的实现方法
2024-07-10 12:41:57
供稿：网友
代码如下:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Test(Datalist数字分页).aspx.cs" Inherits="Test_Datalist数字分页_" %>
<!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 runat="server">
<title>无标题页</title>
<link href="CSS/CSS.css" rel="stylesheet" type="text/css" />
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:DataList ID="DataList1" runat="server">
<ItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Eval("mid") %>'></asp:Label>
</ItemTemplate>
</asp:DataList>
</div>
<br />
<div id="PageInfo" runat="server" class="LPageBar"></div>
</form>
</body>
</html>
CS代码：
代码如下:
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
public partial class Test_Datalist数字分页_ : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//ComFunction cf = new ComFunction();
//DataSet ds = cf.DataBind("M_dizhi");
//this.PageInfo.InnerHtml = PageNums.GetPageNum(ds, DataList1, 12);
this.PageInfo.InnerHtml = PageNums.GetPageSql("M_dizhi", DataList1, 12);
}
}
PageNums.cs
代码如下:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Data.SqlClient;
/// <summary>
///PageNums 的摘要说明
/// </summary>
public class PageNums
{
/// </summary>
/// <param name="ds">DataSet实例</param>
/// <param name="datalistname">DataList名称</param>
/// <param name="pagesize">分页大小</param>
public static string GetPageNum(DataSet ds, DataList datalistname, int pagesize)
{
PagedDataSource objPds = new PagedDataSource();
objPds.DataSource = ds.Tables[0].DefaultView;
objPds.AllowPaging = true;
int total = ds.Tables[0].Rows.Count;
objPds.PageSize = pagesize;
int page;
if (HttpContext.Current.Request.QueryString["page"] != null)
page = Convert.ToInt32(HttpContext.Current.Request.QueryString["page"]);
else
page = 1;
objPds.CurrentPageIndex = page - 1;
datalistname.DataSource = objPds;
datalistname.DataBind();
int allpage = 0;
int next = 0;
int pre = 0;
