当前文件： ScoreLineQuery/ScoreQuery.aspx.cs[1K，2009-6-12 11:53:18]，打开代码结构图

		            
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Web;
 5using System.Web.Security;
 6using System.Web.UI;
 7using System.Web.UI.WebControls;
 8using System.Web.UI.WebControls.WebParts;
 9using System.Web.UI.HtmlControls;
10//该源码下载自www.51aspx.com(５１aｓｐｘ．ｃｏｍ)
11
12public partial class _Default : System.Web.UI.Page 
13...{
14    protected void Page_Load(object sender, EventArgs e)
15    ...{
16        if(!IsPostBack)
17        ...{
18            DataAccess dao=new DataAccess();
19            this.ddlLevel.DataSource = dao.GetLevel().Tables[0].DefaultView;
20            this.ddlLevel.DataTextField = "LevelName";
21            this.ddlLevel.DataValueField = "LevelID";
22            this.ddlLevel.DataBind();
23
24            this.ddlProvince.DataSource = dao.GetProvince().Tables[0].DefaultView;
25            this.ddlProvince.DataTextField = "ProvinceName";
26            this.ddlProvince.DataValueField = "ProvinceID";
27            this.ddlProvince.DataBind();
28        }
29    }
30    protected void btnQuery_Click(object sender, EventArgs e)
31    ...{
32        DataAccess dao=new DataAccess();
33        this.dgScore.DataSource = dao.GetScore(this.ddlProvince.SelectedValue.ToString(),this.ddlLevel.SelectedValue.ToString()).Tables[0].DefaultView;
34        this.dgScore.DataBind();
35    }
36}
37