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  • GridView编辑删除

     1 A前台代码
     2 <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="test.aspx.cs" Inherits="Maticsoft.Web.CarRentWeb.test" %>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
     4 
     5 
     6 <html xmlns="http://www.w3.org/1999/xhtml" >
     7 <head runat="server">
     8     <title></title>
     9 </head>
    10 <body>
    11     <form id="form1" runat="server">
    12     <div>
    13                             
    14                        <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" 
    15                            onpageindexchanging="GridView1_PageIndexChanging" 
    16                            onrowcancelingedit="GridView1_RowCancelingEdit" 
    17                              DataKeyNames="ID"
    18                            onrowdatabound="GridView1_RowDataBound" onrowdeleting="GridView1_RowDeleting" 
    19                            onrowediting="GridView1_RowEditing" onrowupdating="GridView1_RowUpdating">
    20                             
    21                     <Columns>    
    22                                                  
    23                         <asp:TemplateField HeaderText="编号(或用户名)">                           
    24                             <ItemTemplate>
    25                                 <asp:Label ID="Label1" runat="server" Text='<%# Eval("ID") %>'></asp:Label>
    26                             </ItemTemplate>
    27                         </asp:TemplateField>
    28                         <asp:TemplateField HeaderText="姓名">
    29                             <EditItemTemplate>
    30                                 <asp:TextBox ID="tbxName" Width="70px" runat="server" Text='<%# Eval("sname") %>'></asp:TextBox>
    31                             </EditItemTemplate>
    32                             <ItemTemplate>
    33                                 <asp:Label ID="Label2" runat="server"><%# Eval("sname") %></asp:Label>
    34                             </ItemTemplate>
    35                         </asp:TemplateField>
    36                          <asp:TemplateField HeaderText="地址">
    37                          
    38                          
    39                              <EditItemTemplate>                              
    40                                 <asp:TextBox ID="tbxdizhi" Width="70px" runat="server" Text='<%# Eval("dizhi") %>'></asp:TextBox>
    41                             </EditItemTemplate>
    42                             
    43                             <ItemTemplate>
    44                                 <asp:Label ID="Label4" runat="server"><%# Eval("dizhi") %></asp:Label>
    45                             </ItemTemplate>
    46                         </asp:TemplateField>  
    47                   
    48                          
    49                         <asp:CommandField ShowEditButton="True" HeaderText="编辑" />
    50                         <asp:CommandField ShowDeleteButton="True" HeaderText="删除" />
    51                     </Columns>
    52                            <FooterStyle BackColor="#F7DFB5" ForeColor="#8C4510" />
    53                            <RowStyle BackColor="#FFF7E7" ForeColor="#8C4510" />
    54                            <PagerStyle ForeColor="#8C4510" HorizontalAlign="Center" />
    55                            <SelectedRowStyle BackColor="#738A9C" Font-Bold="True" ForeColor="White" />
    56                            <HeaderStyle BackColor="#A55129" Font-Bold="True" ForeColor="White" />
    57                 </asp:GridView>
    58     </div>
    59     </form>
    60 </body>
    61 </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();
            }
        }
    }
     1 C。sql语句
     2 create  table test
     3 (
     4 id int primary key identity(1,1),
     5 sname varchar(100),
     6 dizhi varchar(100)
     7 )
     8 go
     9 insert into test values('张三','北京');
    10 insert into test values('李四','河北');
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  • 原文地址:https://www.cnblogs.com/ElvisZhongShao/p/4210014.html
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