DesktopModules/Score/CheckScore.aspx.cs

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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 StudentManager;
using System.Data.SqlClient;

public partial class DesktopModules_Score_CheckScore : System.Web.UI.Page
{
	private int nScoreID = -1;

	protected void Page_Load(object sender, EventArgs e)
	{
		if (!Page.IsPostBack)
		{
			///显示班级的数据
			BindClassData();
			BindCourseData();
			if (ClassList.Items.Count > 0)
			{
				ClassList.SelectedIndex = 0;
				BindStudentData(Int32.Parse(ClassList.Items[0].Value));
			}
			if (CourseList.Items.Count > 0)
			{
				CourseList.SelectedIndex = 0;
			}
		}
	}

	private void BindClassData()
	{
		///定义获取数据的类
		Class gClass = new Class();
		SqlDataReader recg = gClass.GetClasss();

		///设定控件的数据源
		ClassList.DataSource = recg;

		///设定控件的Text属性和Value属性
		ClassList.DataTextField = "Desn";
		ClassList.DataValueField = "ClassID";

		///绑定控件的数据
		ClassList.DataBind();

		///关闭数据读取器和数据库的连接
		recg.Close();
	}

	private void BindStudentData(int nClassID)
	{
		///定义获取数据的类
		Student student = new Student();