dataviewfilter.aspx.cs

《圣殿祭司的ASP.NET 2.0开发详解——使用C#》光盘内容.包含了书籍所含的源代码.非常经典的一本asp.net2.0的书籍

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class DataViewFilter : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
		if (!IsPostBack)
		{
			ConnectionStringSettings connSetting = ConfigurationManager.ConnectionStrings["NorthwindConnectionString"];
			SqlConnection conn = new SqlConnection(connSetting.ConnectionString);
			SqlDataAdapter da = new SqlDataAdapter("select CustomerID,CompanyName,Country from Customers",conn);
			//创建DataTable
			DataTable dtCustomer = new DataTable();
			dtCustomer.TableName = "CustomerInfo";
			da.Fill(dtCustomer);
			//创建DataView-USA，从dtCustomer过滤出USA客户
			DataView dvUSA = new DataView();
			dvUSA.Table = dtCustomer;
			dvUSA.RowFilter = "Country='USA'";
			//创建DataView-Germany   ，从dtCustomer过滤出Germany客户
			DataView dvGermany = new DataView();
			dvGermany.Table = dtCustomer;
			dvGermany.RowFilter = "Country='Germany'";
			//指定数据源为DataView-USA
			gviewUSA.DataSource = dvUSA;
			gviewUSA.DataBind();
			//指定数据源为DataView-Germany
			gviewGermany.DataSource = dvGermany;
			gviewGermany.DataBind();
		}
    }
}