default.aspx 頁面：
復制代碼 代碼如下:
%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="GPS_Web.Default" %>
!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>
!--GridView中必須寫的幾個事件：onrowediting、onrowupdating、onrowcancelingedit、onrowdeleting--->
asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False"
onpageindexchanging="GridView1_PageIndexChanging" onrowcancelingedit="GridView1_RowCancelingEdit"
onrowediting="GridView1_RowEditing" onrowupdating="GridView1_RowUpdating"
onrowdeleting="GridView1_RowDeleting"
onselectedindexchanging="GridView1_SelectedIndexChanging">
Columns>
asp:TemplateField HeaderText="編號" Visible="False">
ItemTemplate>
asp:Label ID="lblNum" runat="server" Text='%# Eval("Num") %>'>/asp:Label>
/ItemTemplate>
/asp:TemplateField>
asp:TemplateField HeaderText="姓名">
EditItemTemplate>
asp:TextBox ID="txtTableName" runat="server" Text='%# Eval("TableName") %>'>/asp:TextBox>
/EditItemTemplate>
ItemTemplate>
asp:Label ID="Label2" runat="server" Text='%# Eval("TableName") %>'>/asp:Label>
/ItemTemplate>
/asp:TemplateField>
asp:TemplateField HeaderText="地址">
EditItemTemplate>
asp:TextBox ID="txtTextName" runat="server" Text='%# Eval("TextName") %>'>/asp:TextBox>
/EditItemTemplate>
ItemTemplate>
asp:Label ID="Label3" runat="server" Text='%# Eval("TextName") %>'>/asp:Label>
/ItemTemplate>
/asp:TemplateField>
asp:CommandField HeaderText="狀態" ShowSelectButton="True" />
asp:CommandField HeaderText="編輯" ShowEditButton="True" />
asp:CommandField HeaderText="刪除" ShowDeleteButton="True" />
/Columns>
/asp:GridView>
br />
nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;
asp:Button ID="btnAdd" runat="server" onclick="btnAdd_Click" Text="添加" />
br />
br />
/div>
/form>
/body>
/html>
default.aspx.cs頁面代碼：
復制代碼 代碼如下:
using System;
using System.Web.UI;
using System.Web.UI.WebControls;
using GPS_Web.ywpages.DAL;
using System.Data;
namespace GPS_Web
{
/// summary>
/// 參考的網址：http://blog.csdn.net/wanglei_samrtfish/article/details/8070480
/// /summary>
public partial class Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
GridViewBind();
}
}
private void GridViewBind()
{
string sql = "select Num,TableName,TextName from dbo.GroupType_Demo";
try
{ //綁定數據源
GridView1.DataSource = SqlHelper.ExecuteDataset(SqlHelper.GetConnSting(), CommandType.Text, sql).Tables[0];
GridView1.DataBind();
}
catch (Exception ex){}
}
protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
GridView1.PageIndex = e.NewPageIndex;
GridViewBind();
}
protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
{
GridView1.EditIndex = -1;
GridViewBind();
}
protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
{ //gridview編輯項索引等于單擊行的索引
GridView1.EditIndex = e.NewEditIndex;
GridViewBind();
}
/// summary>
/// 修改事件
/// /summary>
protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
{ //取出編號
int Num = Convert.ToInt32(((Label)GridView1.Rows[e.RowIndex].FindControl("lblNum")).Text.ToString());
//獲取修改的值的內容
string TableName = ((TextBox)GridView1.Rows[e.RowIndex].FindControl("txtTableName")).Text;
string TextName = ((TextBox)GridView1.Rows[e.RowIndex].FindControl("txtTextName")).Text;
//更新記錄
string sql = string.Format("update dbo.GroupType_Demo set TableName='{0}',TextName='{1}' where Num={2}",TableName,TextName,Num);
try
{
int i = SqlHelper.ExecuteNonQuery(SqlHelper.GetConnSting(), CommandType.Text, sql);
if (i > 0)
{
ClientScript.RegisterStartupScript(ClientScript.GetType(), "myscript", "script language='javascript'>alert('修改成功！')/script>");
}
else
{
ClientScript.RegisterStartupScript(ClientScript.GetType(), "myscript", "script language='javascript'>alert('修改失敗！')/script>");
}
}
catch (Exception ex)
{
ClientScript.RegisterStartupScript(ClientScript.GetType(), "myscript", "script language='javascript'>alert('操作無效！')/script>");
}
GridView1.EditIndex = -1;
GridViewBind();
}
/// summary>
/// 刪除事件
/// /summary>
protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
//取出編號
int Num = Convert.ToInt32(((Label)GridView1.Rows[e.RowIndex].FindControl("lblNum")).Text.ToString());
//更新記錄
string sql = string.Format("delete dbo.GroupType_Demo where num={0}", Num);
try
{
int i = SqlHelper.ExecuteNonQuery(SqlHelper.GetConnSting(), CommandType.Text, sql);
if (i > 0)
{
ClientScript.RegisterStartupScript(ClientScript.GetType(), "myscript", "script language='javascript'>alert('刪除成功！')/script>");
}
else
{
ClientScript.RegisterStartupScript(ClientScript.GetType(), "myscript", "script language='javascript'>alert('刪除失敗！')/script>");
}
}
catch (Exception ex)
{
ClientScript.RegisterStartupScript(ClientScript.GetType(), "myscript", "script language='javascript'>alert('操作無效！')/script>");
} www.jb51.net
GridView1.EditIndex = -1;
GridViewBind();
}
/// summary>
/// 添加按鈕
/// /summary>
protected void btnAdd_Click(object sender, EventArgs e)
{
Response.Redirect("~/Default_Add.aspx");
}
protected void GridView1_SelectedIndexChanging(object sender, GridViewSelectEventArgs e)
{
//行號
int i = e.NewSelectedIndex;
GridViewRow row = GridView1.Rows[e.NewSelectedIndex];
btnAdd.Text = "你選中了第" + (i+1) + "行。";
}
}
}
執行后的頁面效果：
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