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手动绑定数据到GridView并实现编辑，删除，取消···

2014-11-05 15:06 543 查看

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default5.aspx.cs" Inherits="Default5" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

</head>

<body>

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False"

CellPadding="4" ForeColor="#333333" GridLines="None" Height="285px"

onrowcancelingedit="GridView1_RowCancelingEdit"

onrowdeleting="GridView1_RowDeleting" onrowediting="GridView1_RowEditing"

onrowupdating="GridView1_RowUpdating" Width="771px">

<asp:BoundField DataField="id" HeaderText="学号" />

<asp:BoundField DataField="name" HeaderText="姓名" />

<asp:BoundField DataField="sex" HeaderText="性别" />

<asp:BoundField DataField="age" HeaderText="年龄" />

<asp:BoundField DataField="department" HeaderText="专业" />

<asp:BoundField DataField="grade" HeaderText="班级" />

<asp:CommandField HeaderText="编辑 " ShowEditButton="True" />

<asp:CommandField HeaderText="选择" ShowSelectButton="True" />

<asp:TemplateField HeaderText="删除 " ShowHeader="False">

<asp:LinkButton ID="LinkButton1" runat="server" CausesValidation="False"

CommandName="Delete" Text="删除" OnClientClick="return confirm('你确定要删除吗？')"></asp:LinkButton>

</ItemTemplate>

</asp:TemplateField>

</Columns>

</asp:GridView>

</div>

</form>

</body>

</html>

后台代码：

using System;

using System.Collections;

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;

public partial class Default5 : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

if (!IsPostBack)

{

Bind();

}

private void Bind()

{

SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["Personal"].ConnectionString);

SqlDataAdapter adq = new SqlDataAdapter("select * from information", conn);

DataSet dataset=new DataSet();

adq.Fill(dataset,"information");

GridView1.DataSource=dataset;

GridView1.DataKeyNames=new String[]{"id"};

GridView1.DataBind();

}

protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)

{

GridView1.EditIndex = e.NewEditIndex;

Bind();

}

protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)

{

SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["Personal"].ConnectionString);

SqlCommand comm = new SqlCommand("delete from information where id='" + GridView1.DataKeys[e.RowIndex].Value.ToString() + "'",conn);

conn.Open();

try

{

int i = Convert.ToInt32(comm.ExecuteNonQuery());

if (i > 0)

{

Response.Write("<script language=javascript>alert('删除成功！')</script>");

}

else

{

Response.Write("<script language=javascript>alert('删除失败！')</script>");

}

Bind();

}

catch (Exception erro)

{

Response.Write("错误信息:"+erro.Message);

}

finally

{

conn.Close();

}

protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)

{

string id = ((TextBox)GridView1.Rows[e.RowIndex].Cells[0].Controls[0]).Text.ToString().Trim();

string name = ((TextBox)GridView1.Rows[e.RowIndex].Cells[1].Controls[0]).Text.ToString().Trim();

string sex = ((TextBox)GridView1.Rows[e.RowIndex].Cells[2].Controls[0]).Text.ToString().Trim();

string age= ((TextBox)GridView1.Rows[e.RowIndex].Cells[3].Controls[0]).Text.ToString().Trim();

string department = ((TextBox)GridView1.Rows[e.RowIndex].Cells[4].Controls[0]).Text.ToString().Trim();

string grade = ((TextBox)GridView1.Rows[e.RowIndex].Cells[5].Controls[0]).Text.ToString().Trim();

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='"+GridView1.DataKeys[e.RowIndex].Value.ToString()+"'", 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>");

}

GridView1.EditIndex = -1;

Bind();

}

catch (Exception erro)

{

Response.Write("错误信息:" + erro.Message);

}

finally

{

conn.Close();

}

protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)

{

GridView1.EditIndex = -1;

Bind();

}

}

原文地址：http://www.cnblogs.com/dushouke/archive/2008/03/24/1120377.html

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