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private void myDataGrid_ItemCommand(object sender, DataGridCommandEventArgs e)
{
if (e.CommandName=="Update")
{
DBHelper.alert(this, "test!");//此处弹出test!。
}
}
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="TourMess.aspx.cs" Inherits="Tour.TourCom.TourMess" Theme="主题1"%>
<!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>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<asp:DataGrid runat= "server" id="myDataGrid" AutoGenerateColumns="False"
AllowPaging="True" PageSize="4" Height="150px"
Width="676px" onpageindexchanged="myDataGrid_PageIndexChanged">
<PagerStyle Mode="NumericPages" />
<Columns>
<asp:BoundColumn HeaderText="客户留言" DataField="MessCont">
<HeaderStyle Width="290px" Height="50px"/>
</asp:BoundColumn>
<asp:TemplateColumn HeaderText="回复内容">
<ItemTemplate>
<asp:TextBox ID="txtMessAns" runat="server" Height="49px" Width="289px"
TextMode="MultiLine"></asp:TextBox>
</ItemTemplate>
<HeaderStyle Width="290px" Height="50px"/>
</asp:TemplateColumn>
<asp:ButtonColumn CommandName="Update" HeaderText="确定" Text="确定">
</asp:ButtonColumn>
</Columns>
</asp:DataGrid>
</form>
</body>
</html>
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
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.Xml.Linq;
namespace Tour.TourCom
{
public partial class TourMess : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//if (Session["TourCom"] == null)
//{
// Response.Write("<script language='javascript'> alert('您未登录!');location.href= '../TourComLogin.aspx'</script>");
//}
this.DataToBind();
}
private void DataToBind(){
//string strTourCom = Session["TourCom"].ToString();
string strTourCom = "wulianshan";
//根据旅游公司名得到旅游公司ID
int iTourComID = 0;
string strGetTourComID = @"select TourComID from TourCom where TourComUID='" + strTourCom + "'";
Boolean blIs;
DataRow dr = DBHelper.ExecuteReader(strGetTourComID, CommandType.Text, out blIs, null);
iTourComID = Convert.ToInt32(dr["TourComID"]);
//根据旅游公司ID得到其发布的景区ID
int iScenID = 0;
string strGetScenID = @"select ScenID from Scenery where TourComID='" + iTourComID + "'";
Boolean blIsSuccess;
DataRow drScenID = DBHelper.ExecuteReader(strGetScenID, CommandType.Text, out blIsSuccess, null);
iScenID = Convert.ToInt32(drScenID["ScenID"]);
//根据景区ID得到留言内容
string strGetMess = @"select MessCont from Mess where MessIs='" + false + "' and ScenID='" + iScenID + "'";
DataSet ds = DBHelper.GetDataSet(strGetMess);
this.myDataGrid.DataKeyField = "MessCont";
this.myDataGrid.DataSource=ds;
this.myDataGrid.DataBind();
}
protected void myDataGrid_PageIndexChanged(object source, DataGridPageChangedEventArgs e)
{
this.myDataGrid.CurrentPageIndex = e.NewPageIndex;
this.DataToBind();
}
private void myDataGrid_UpdateCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
//获取待更新的留言ID
string strID = this.myDataGrid.DataKeys[e.Item.ItemIndex].ToString();
//获取对用户留言的回复内容
string strMessAns = ((TextBox)(e.Item.Cells[2].Controls[0])).Text;
string strUpdate = @"update Mess set MessAns='" + strMessAns + "',MessIs='" + true + "' where MessID='" + strID + "'";
Boolean blIs = DBHelper.ExecuteNonQuery(strUpdate, CommandType.Text, null);
if (blIs==true)
{
//成功
this.DataToBind();
}
else
{
//失败
throw new Exception("更新失败!");
}
}
protected void myDataGrid_RowCommand(object sender,DataGridCommandEventArgs e)
{
if (e.CommandName=="Update")
{
DBHelper.alert(this, "test!");
}
}
private void myDataGrid_ItemCommand(object sender, DataGridCommandEventArgs e)
{
if (e.CommandName=="Update")
{
DBHelper.alert(this, "test!");
}
}
}
}