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using System;
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using System.Collections;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Web;
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using System.Web.SessionState;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using System.Web.UI.HtmlControls;
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using System.Data.SqlClient;
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namespace changedpage
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{
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/// <summary>
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/// sort_datagrid 的摘要说明。
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/// </summary>
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public class sort_datagrid : System.Web.UI.Page
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{
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protected System.Web.UI.WebControls.DataGrid DataGrid1;
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protected SqlConnection myconnection = new SqlConnection();
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string strsql = "select top 10 CustomerID,CompanyName,ContactName,ContactTitle,Phone,Fax from Customers";
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private void Page_Load(object sender, System.EventArgs e)
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{
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if(!IsPostBack)
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{
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BindData();
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}
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}
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protected void BindData()
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{
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string strconn="server=localhost;user id=sa;password=;database=Northwind";
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myconnection.ConnectionString=strconn;
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SqlCommand mycommand = new SqlCommand(strsql,myconnection);
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myconnection.Open();
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SqlDataReader myreader = mycommand.ExecuteReader();
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DataGrid1.DataSource=myreader;
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DataGrid1.DataBind();
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myreader.Close();
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myconnection.Close();
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}
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#region Web 窗体设计器生成的代码
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override protected void OnInit(EventArgs e)
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{
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//
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// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
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//
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InitializeComponent();
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base.OnInit(e);
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}
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/// <summary>
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/// 设计器支持所需的方法 - 不要使用代码编辑器修改
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/// 此方法的内容。
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/// </summary>
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private void InitializeComponent()
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{
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this.DataGrid1.SortCommand += new System.Web.UI.WebControls.DataGridSortCommandEventHandler
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(this.DataGrid1_SortCommand);
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this.Load += new System.EventHandler(this.Page_Load);
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}
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#endregion
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private void DataGrid1_SortCommand(object source, System.Web.UI.WebControls.DataGridSortCommandEventArgs e)
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{
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strsql = strsql+" order by "+ e.SortExpression.ToString();
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BindData();
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}
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}
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}
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