手动绑定数据到DatList并实现编辑,删除,取消···
效果图:
![](/images/cnblogs_com/dushouke/2.jpg)
前台代码:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>无标题页</title>
<style type="text/css">
.style1
{
width: 600px;
}
.style3
{
width: 150px;
}
</style>
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</head>
<body>
<p>
<br />
</p>
<form id="form1" runat="server">
<div align="center">
<asp:DataList ID="DataList1" runat="server" Width="600px" BackColor="White"
BorderColor="#E7E7FF" BorderStyle="None" BorderWidth="1px" CellPadding="3"
GridLines="Both" Height="421px" oncancelcommand="DataList1_CancelCommand"
ondeletecommand="DataList1_DeleteCommand" oneditcommand="DataList1_EditCommand"
onitemcommand="DataList1_ItemCommand" onupdatecommand="DataList1_UpdateCommand"
RepeatColumns="4" DataKeyField="id">
<FooterStyle BackColor="#B5C7DE" ForeColor="#4A3C8C" />
<AlternatingItemStyle BackColor="#F7F7F7" />
<ItemStyle BackColor="#E7E7FF" ForeColor="#4A3C8C" />
<EditItemTemplate>
<table class="style1" border="1">
<tr>
<td class="style3">
学号:</td>
<td>
<asp:TextBox ID="TextBox1"
runat="server" Text='<%# Eval("id") %>'></asp:TextBox>
</td>
</tr>
<tr>
<td class="style3">
姓名:</td>
<td>
<asp:TextBox ID="TextBox2"
runat="server" Text='<%# Eval("name") %>'></asp:TextBox>
</td>
</tr>
<tr>
<td class="style3">
性别:</td>
<td>
<asp:TextBox ID="TextBox3"
runat="server" Text='<%# Eval("sex") %>'></asp:TextBox>
</td>
</tr>
<tr>
<td class="style3">
年龄:</td>
<td>
<asp:TextBox ID="TextBox4"
runat="server" Text='<%# Eval("age") %>'></asp:TextBox>
</td>
</tr>
<tr>
<td class="style3">
专业:</td>
<td>
<asp:TextBox
ID="TextBox5" runat="server" Text='<%#Eval("department") %>'></asp:TextBox>
</td>
</tr>
<tr>
<td class="style3">
班级:</td>
<td>
<asp:TextBox ID="TextBox6"
runat="server" Text='<%# Eval("grade") %>'></asp:TextBox>
</td>
</tr>
<tr>
<td class="style2" colspan="2">
<asp:LinkButton ID="LinkButton1" runat="server" CommandName="update">保存</asp:LinkButton>
<asp:LinkButton ID="LinkButton2" runat="server" CommandName="cancel">取消</asp:LinkButton>
</td>
</tr>
</table>
</EditItemTemplate>
<SelectedItemStyle BackColor="#738A9C" Font-Bold="True" ForeColor="#F7F7F7" />
<HeaderTemplate>
学生基本情况
</HeaderTemplate>
<HeaderStyle BackColor="#4A3C8C" Font-Bold="True" ForeColor="#F7F7F7" />
<ItemTemplate>
<table class="style1" border="1">
<tr>
<td class="style3">
学号:</td>
<td>
<%#DataBinder.Eval(Container.DataItem,"id") %></td>
</tr>
<tr>
<td class="style3">
姓名:</td>
<td>
<%#DataBinder.Eval(Container.DataItem,"name") %></td>
</tr>
<tr>
<td class="style3">
性别:</td>
<td>
<%#DataBinder.Eval(Container.DataItem,"sex") %></td>
</tr>
<tr>
<td class="style3">
年龄:</td>
<td>
<%#DataBinder.Eval(Container.DataItem,"age") %></td>
</tr>
<tr>
<td class="style3">
专业:</td>
<td>
<%#DataBinder.Eval(Container.DataItem,"department") %></td>
</tr>
<tr>
<td class="style3">
班级:</td>
<td>
<%#DataBinder.Eval(Container.DataItem,"grade") %></td>
</tr>
<tr>
<td class="style2" colspan="2">
<asp:LinkButton ID="LinkButton1" runat="server" CommandName="edit">修改</asp:LinkButton>
<asp:LinkButton ID="LinkButton2" runat="server" CommandName="delete">删除</asp:LinkButton>
</td>
</tr>
</table>
</ItemTemplate>
</asp:DataList>
</div>
</form>
</body>
</html>
后台代码:
using System;
using System.Configuration;
using System.Data;
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;
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public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
Bind();
}
}
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private void Bind()
{
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["Personal"].ConnectionString);
SqlDataAdapter adp = new SqlDataAdapter("select * from information",conn);
DataSet dataset = new DataSet();
conn.Open();
try
{
adp.Fill(dataset, "information");
DataList1.DataSource = dataset;
DataList1.DataKeyField = "id";
DataList1.DataBind();
}
catch (Exception erro)
{
Response.Write("错误" + erro);
}
finally
{
conn.Close();
}
}
protected void DataList1_CancelCommand(object source, DataListCommandEventArgs e)
{
DataList1.EditItemIndex = -1;
Bind();
}
protected void DataList1_DeleteCommand(object source, DataListCommandEventArgs e)
{
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["Personal"].ConnectionString);
SqlCommand comm=new SqlCommand("delete from information where id='"+DataList1.DataKeys[e.Item.ItemIndex]+"'",conn);
conn.Open();
int i=Convert.ToInt32( comm.ExecuteNonQuery());
if (i > 0)
{
Response.Write("<script>return alert('删除成功')");
DataList1.EditItemIndex = -1;
Bind();
}
else
{
Response.Write("<script>return alert('删出失败')");
}
conn.Close();
}
protected void DataList1_EditCommand(object source, DataListCommandEventArgs e)
{
DataList1.EditItemIndex = e.Item.ItemIndex;
Bind();
}
protected void DataList1_UpdateCommand(object source, DataListCommandEventArgs e)
{
string ID = DataList1.DataKeys[e.Item.ItemIndex].ToString();
string id = ((TextBox)e.Item.FindControl("TextBox1")).Text;
string name=((TextBox)e.Item.FindControl("TextBox2")).Text;
string sex= ((TextBox)e.Item.FindControl("TextBox3")).Text;
string age=((TextBox)e.Item.FindControl("TextBox4")).Text;
string department=((TextBox)e.Item.FindControl("TextBox5")).Text;
string grade=((TextBox)e.Item.FindControl("TextBox6")).Text;
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["Personal"].ConnectionString);
SqlCommand comm = new SqlCommand("update information set id='" + id + "' , name='" + name + "' , sex='" + sex + "' , age='"+age+"' , department='" + department + "' , grade='" + grade + "' where id='" + ID + "'", conn);
conn.Open();
try
{
int i = Convert.ToInt32(comm.ExecuteNonQuery());
if (i > 0)
{
Response.Write("<script language=javascript>alert('保存成功!')</script>");
}
else
{
Response.Write("<script language=javascript>alert('保存失败!')</script>");
}
DataList1.EditItemIndex = -1;
Bind();
}
catch (Exception erro)
{
Response.Write("错误信息:" + erro.Message);
}
finally
{
conn.Close();
}
}
protected void DataList1_ItemCommand(object source, DataListCommandEventArgs e)
{
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}
}
![](/images/cnblogs_com/dushouke/2.jpg)
前台代码:
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