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gridview数据增删改查（当前行操作）

2012-10-14 20:12 267 查看

A前台代码

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="test.aspx.cs" Inherits="Maticsoft.Web.CarRentWeb.test" %>

<!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></title>

</head>

<body>

<form id="form1" runat="server">

<div>



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

onpageindexchanging="GridView1_PageIndexChanging"

onrowcancelingedit="GridView1_RowCancelingEdit"

DataKeyNames="ID"

onrowdatabound="GridView1_RowDataBound" onrowdeleting="GridView1_RowDeleting"

onrowediting="GridView1_RowEditing" onrowupdating="GridView1_RowUpdating">



<Columns>

<asp:TemplateField HeaderText="编号（或用户名）">

<ItemTemplate>

<asp:Label ID="Label1" runat="server" Text='<%# Eval("ID") %>'></asp:Label>

</ItemTemplate>

</asp:TemplateField>

<asp:TemplateField HeaderText="姓名">

<EditItemTemplate>

<asp:TextBox ID="tbxName" Width="70px" runat="server" Text='<%# Eval("sname") %>'></asp:TextBox>

</EditItemTemplate>

<ItemTemplate>

<asp:Label ID="Label2" runat="server"><%# Eval("sname") %></asp:Label>

</ItemTemplate>

</asp:TemplateField>

<asp:TemplateField HeaderText="地址">

<EditItemTemplate>

<asp:TextBox ID="tbxdizhi" Width="70px" runat="server" Text='<%# Eval("dizhi") %>'></asp:TextBox>

</EditItemTemplate>



<ItemTemplate>

<asp:Label ID="Label4" runat="server"><%# Eval("dizhi") %></asp:Label>

</ItemTemplate>

</asp:TemplateField>



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

<asp:CommandField ShowDeleteButton="True" HeaderText="删除" />

</Columns>

<FooterStyle BackColor="#F7DFB5" ForeColor="#8C4510" />

<RowStyle BackColor="#FFF7E7" ForeColor="#8C4510" />

<PagerStyle ForeColor="#8C4510" HorizontalAlign="Center" />

<SelectedRowStyle BackColor="#738A9C" Font-Bold="True" ForeColor="White" />

<HeaderStyle BackColor="#A55129" Font-Bold="True" ForeColor="White" />

</asp:GridView>

</div>

</form>

</body>

</html>

B。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 BLL;

using Model;

using Maticsoft.Common;

using System.Text.RegularExpressions;

namespace Maticsoft.Web.CarRentWeb

{

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

{

protected void Page_Load(object sender, EventArgs e)

{

if (!Page.IsPostBack)

{

GridViewBind();

}

}

private void GridViewBind()

{

BLL.testBll kk = new Maticsoft.BLL.testBll();

DataSet ds = kk.getall();

GridView1.DataSource = ds.Tables[0];//为GridView控件指名数据源

GridView1.DataBind();//GridView控件绑定数据

}

//

protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)

{

GridView1.PageIndex = e.NewPageIndex;

GridViewBind();

}

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)

{

int i;

//执行循环，保证每条数据都可以更新

for (i = 0; i < GridView1.Rows.Count; i++)

{

//首先判断是否是数据行

if (e.Row.RowType == DataControlRowType.DataRow)

{

//当鼠标停留时更改背景色

e.Row.Attributes.Add("onmouseover", "c=this.style.backgroundColor;this.style.backgroundColor='Aqua'");

//当鼠标移开时还原背景色

e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=c");

}

}

}

protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)

{

GridView1.EditIndex = -1;

GridViewBind();

}

protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)

{

string userID = GridView1.DataKeys[e.RowIndex].Values[0].ToString(); //取出要删除记录的主键值

BLL.testBll kk = new Maticsoft.BLL.testBll();

Maticsoft.Model.testModel model = new Maticsoft.Model.testModel();

model.Id = Convert.ToInt32(userID);

int k = kk.Del(model);

if (k > 0)//根据主键使用DeleteByProc方法删除用户

{

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

}

else

{

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

}

GridView1.EditIndex = -1;

GridViewBind();//重新绑定数据

}

protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)

{

GridView1.EditIndex = e.NewEditIndex; //GridView编辑项索引等于单击行的索引

GridViewBind();

}

protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)

{

string userID = GridView1.DataKeys[e.RowIndex].Values[0].ToString(); //取出记录的主键值

Maticsoft.Model.testModel model = new Maticsoft.Model.testModel();

model .Name = ((TextBox)GridView1.Rows[e.RowIndex].FindControl("tbxName")).Text;

model.Id = Convert.ToInt32(userID);

model.Dizhi = ((TextBox)GridView1.Rows[e.RowIndex].FindControl("tbxdizhi")).Text;

BLL.testBll kk = new Maticsoft.BLL.testBll();

int aa = kk.update(model);

if (aa>0)//使用Usersmr类UpdateByProc方法修改用户信息

{

GridViewBind();

Response.Write("<script language=javascript>alert('修改成功!');location='test.aspx';</script>");

}

else

{

Response.Write("<script language=javascript>alert('修改成功!');location='test.aspx';</script>");

}

GridView1.EditIndex = -1;

GridViewBind();

}

}

}

C。sql语句

create table test

(

id int primary key identity(1,1),

sname varchar(100),

dizhi varchar(100)

)

go

insert into test values('张三','北京');

insert into test values('李四','河北');

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标签： textbox asp object server dataset xhtml

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