using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
namespace MsDataGrid
{
/// <summary>
/// WebForm1 的摘要说明。
/// </summary>
public class UserDelete : System.Web.UI.Page
{
protected System.Web.UI.WebControls.DataGrid dgShow;
private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
if(!IsPostBack)
BindData();
}
private void BindData()
{
string strCon = System.Configuration.ConfigurationSettings.AppSettings["DSN"];
SqlConnection con = new SqlConnection(strCon);
SqlDataAdapter da = new SqlDataAdapter("Select * from tbStudentinfo",con);
DataSet ds = new DataSet();
da.Fill(ds,"studentinfo");
dgShow.DataSource = ds.Tables["studentinfo"].DefaultView;
dgShow.DataBind();
}
Web Form Designer generated code
private void dgShow_EditCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
dgShow.EditItemIndex = e.Item.ItemIndex;
BindData();
}
private void dgShow_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
{
dgShow.CurrentPageIndex = e.NewPageIndex;
BindData();
}
private void dgShow_CancelCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
dgShow.EditItemIndex = -1;
BindData();
}
private void dgShow_DeleteCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
if(dgShow.Items.Count==1)
{
if(dgShow.CurrentPageIndex!=0)
dgShow.CurrentPageIndex = dgShow.CurrentPageIndex-1;
}
string strSql = "delete from tbStudentinfo where studentid="+e.Item.Cells[0].Text+"";
ExecuteSql(strSql);
BindData();
}
////////////////////////////////////////////////////////////
//说明：执行制定SQL语句/////////////////////////////////////
///////////////////////////////////////////////////////////
private void ExecuteSql(string strSql)
{
try
{
string strconn = System.Configuration.ConfigurationSettings.AppSettings["DSN"];//从Web.config中读取
SqlConnection conn =new SqlConnection(strconn);
SqlCommand com = new SqlCommand(strSql,conn);
conn.Open();
com.ExecuteNonQuery();
conn.Close();
}
catch(Exception e)
{
Response.Write("<script language = 'javascript'>alert('"+e.Message+"');</script>") ;
}
}
private void dgShow_UpdateCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
string strStudentID = e.Item.Cells[0].Text;//处于非编辑状态
string strName = ((TextBox)(e.Item.Cells[1].Controls[0])).Text;//处于编辑状态
string strPass =((TextBox)(e.Item.Cells[2].Controls[0])).Text;
string strSex = ((CheckBox)(e.Item.Cells[3].FindControl("cbSex"))).Checked?"1":"0";
string strBirthday =((TextBox)(e.Item.Cells[4].Controls[0])).Text;
string strEmail =((TextBox)(e.Item.Cells[5].Controls[0])).Text;
string strSql = "update tbStudentinfo set StudentName='"+strName+"',StudentPass='"+strPass+"'";
strSql +=",Sex="+strSex+",Birthday='"+strBirthday+"',Email='"+strEmail+"' where studentid="+strStudentID+"";
ExecuteSql(strSql);
dgShow.EditItemIndex = -1;
BindData();
}
private void dgShow_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
{
switch(e.Item.ItemType)
{
case ListItemType.Item:
case ListItemType.EditItem:
case ListItemType.AlternatingItem:
Button myDeleteButton = (Button)e.Item.FindControl("btnDelete");
myDeleteButton.Text = "删除此行";
myDeleteButton.Attributes.Add("onclick", "return confirm('您真的要删除第 " + e.Item.ItemIndex.ToString() + " 行吗？');");
break;
}
}
private void dgShow_ItemCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
if(e.CommandName=="UserDelete")
dgShow_DeleteCommand(source,e);
}
}
}
前台代码：html
<%@ Page language="c#" Codebehind="UserDelete.aspx.cs" AutoEventWireup="false" Inherits="MsDataGrid.UserDelete" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>DataGrid使用举例</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio 7.0">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
</HEAD>
<body MS_POSITIONING="GridLayout">
<form id="Form1" method="post" runat="server">
<FONT face="宋体">
<asp:DataGrid id="dgShow" style="Z-INDEX: 101; LEFT: 69px; POSITION: absolute; TOP: 90px" runat="server" Width="842px" Height="172px" BorderColor="Tan" BorderWidth="1px" BackColor="LightGoldenrodYellow" CellPadding="2" GridLines="None" ForeColor="Black" AutoGenerateColumns="False" AllowPaging="True">
<SelectedItemStyle ForeColor="GhostWhite" BackColor="DarkSlateBlue"></SelectedItemStyle>
<AlternatingItemStyle BackColor="PaleGoldenrod"></AlternatingItemStyle>
<HeaderStyle Font-Bold="True" BackColor="Tan"></HeaderStyle>
<FooterStyle BackColor="Tan"></FooterStyle>
<Columns>
<asp:BoundColumn DataField="StudentID" ReadOnly="True" HeaderText="学生ID"></asp:BoundColumn>
<asp:BoundColumn DataField="StudentName" HeaderText="学生姓名"></asp:BoundColumn>
<asp:BoundColumn DataField="StudentPass" HeaderText="密码"></asp:BoundColumn>
<asp:BoundColumn DataField="Sex" HeaderText="性别"></asp:BoundColumn>
<asp:BoundColumn DataField="Birthday" HeaderText="生日"></asp:BoundColumn>
<asp:BoundColumn DataField="Email" HeaderText="邮件地址"></asp:BoundColumn>
<asp:TemplateColumn HeaderText="性别模板列">
<ItemTemplate>
<asp:RadioButton id=RadioButton2 runat="server" Text="男" Checked='<%# DataBinder.Eval(Container, "DataItem.Sex") %>' Enabled="False">
</asp:RadioButton>
<asp:RadioButton id=RadioButton1 runat="server" Text="女" Checked='<%# !(bool)DataBinder.Eval(Container, "DataItem.Sex") %>' Enabled="False">
</asp:RadioButton>
</ItemTemplate>
<EditItemTemplate>
<asp:RadioButton id=cbSex runat="server" Text="男" Checked='<%# DataBinder.Eval(Container, "DataItem.Sex") %>' GroupName="Sex">
</asp:RadioButton>
<asp:RadioButton id=RadioButton4 runat="server" Text="女" Checked='<%# !(bool)DataBinder.Eval(Container, "DataItem.Sex") %>' GroupName="Sex">
</asp:RadioButton>
</EditItemTemplate>
</asp:TemplateColumn>
<asp:ButtonColumn Text="选择" HeaderText="选择" CommandName="Select"></asp:ButtonColumn>
<asp:EditCommandColumn ButtonType="LinkButton" UpdateText="更新" HeaderText="操作" CancelText="取消" EditText="编辑"></asp:EditCommandColumn>
<asp:ButtonColumn Text="删除" HeaderText="删除" CommandName="Delete"></asp:ButtonColumn>
<asp:TemplateColumn HeaderText="自定义删除">
<ItemTemplate>
<asp:Button id="btnDelete" runat="server" CommandName="UserDelete" Text="删除"></asp:Button>
</ItemTemplate>
</asp:TemplateColumn>
<asp:HyperLinkColumn Text="点击查看" DataNavigateUrlField="StudentID" DataNavigateUrlFormatString="Show.aspx?ID={0}" DataTextField="StudentName" HeaderText="详细信息"></asp:HyperLinkColumn>
</Columns>
<PagerStyle HorizontalAlign="Center" ForeColor="DarkSlateBlue" BackColor="PaleGoldenrod"></PagerStyle>
</asp:DataGrid></FONT>
</form>
</body>
</HTML>
本文转自高海东博客园博客，原文链接：http://www.cnblogs.com/ghd258/archive/2005/10/12/253218.html，如需转载请自行联系原作者