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<%@ Page Language="C#" AutoEventWireup="true" enableEventValidation="false" CodeFile="DataList.aspx.cs" Inherits="DataList" %>
<!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>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:DataList ID="DataList1" runat="server" OnItemDataBound="DataList1_ItemDataBound">
<ItemTemplate>
<asp:TextBox ID='txt' runat="server" Text='<%# Eval("学生姓名") %>'></asp:TextBox>
<asp:Button ID="CommandBtn" runat="server" Text="Button" OnClick="CommandBtn_Click" />
</ItemTemplate>
</asp:DataList></div>
</form>
</body>
</html>
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class DataList : System.Web.UI.Page
{
protected ICollection CreateDataSource()
{
System.Data.DataTable dt = new System.Data.DataTable();
System.Data.DataRow dr;
dt.Columns.Add(new System.Data.DataColumn("学生班级", typeof(System.String)));
dt.Columns.Add(new System.Data.DataColumn("学生姓名", typeof(System.String)));
dt.Columns.Add(new System.Data.DataColumn("语文", typeof(System.Decimal)));
dt.Columns.Add(new System.Data.DataColumn("数学", typeof(System.Decimal)));
dt.Columns.Add(new System.Data.DataColumn("英语", typeof(System.Decimal)));
dt.Columns.Add(new System.Data.DataColumn("计算机", typeof(System.Decimal)));
for (int i = 0; i < 11; i++)
{
System.Random rd = new System.Random(Environment.TickCount * i); ;
dr = dt.NewRow();
dr[0] = "班级" + i.ToString();
dr[1] = "学生" + i.ToString();
dr[2] = System.Math.Round(rd.NextDouble() * 100, 2);
dr[3] = System.Math.Round(rd.NextDouble() * 100, 2);
dr[4] = System.Math.Round(rd.NextDouble() * 100, 2);
dr[5] = System.Math.Round(rd.NextDouble() * 100, 2);
dt.Rows.Add(dr);
}
System.Data.DataView dv = new System.Data.DataView(dt);
return dv;
}
protected void Page_Load(object sender, EventArgs e)
{
DataList1.DataSource = CreateDataSource();
DataList1.DataBind();
}
protected void CommandBtn_Click(object sender, EventArgs e)
{
Button btn = sender as Button;
if (btn != null)
{
int index=Convert.ToInt32( btn.CommandArgument);
TextBox txt = DataList1.Items[index].FindControl("txt") as TextBox;
if (txt != null)
{
txt.Text = "";
}
}
}
protected void DataList1_ItemDataBound(object sender, DataListItemEventArgs e)
{
if (e.Item.ItemType == ListItemType.AlternatingItem || e.Item.ItemType == ListItemType.Item)
{
Button btn = e.Item.FindControl("CommandBtn") as Button;
if (btn != null)
{
btn.CommandArgument = e.Item.ItemIndex.ToString();
}
}
}
}