studentinfo.aspx.cs

毕业设计题目,学生成绩查询系统,包括管理员和普通用户两级管理

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace StudentScroeQuery.Student
{
	/// <summary>
	/// StudentInfo 的摘要说明。
	/// </summary>
	public class StudentInfo : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox txtnum;
		protected System.Web.UI.WebControls.TextBox txtname;
		protected System.Web.UI.WebControls.TextBox txtnation;
		protected System.Web.UI.WebControls.TextBox txtaddress;
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.Label labmsg;
		protected System.Web.UI.WebControls.TextBox txtquestion;
		protected System.Web.UI.WebControls.TextBox txtanswer;
		protected System.Web.UI.WebControls.TextBox txtsex;
		protected System.Web.UI.WebControls.TextBox txtemail;
		protected System.Web.UI.HtmlControls.HtmlForm Form1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(Session["username"]==null)
			{
				Response.Redirect("user_login.aspx",true);
				
			}
			if(!this.IsPostBack)
			{
				int num=Convert.ToInt32(Session["username"]);
				showInfo(num);
			}
		}
		void showInfo(int num)
		{
			string[] info=new BLL.Student_bll().getStudentInfo(num);
			txtnum.Text=info[0];
			txtname.Text=info[1];
	        txtsex.Text=info[2];
		
			txtnation.Text=info[3];
			txtaddress.Text=info[4];
			txtquestion.Text=info[5];
			
			txtanswer.Text=info[6];
			txtemail.Text=info[7];
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button1_Click(object sender, System.EventArgs e)
		{
			int id=Convert.ToInt32(txtnum.Text);
			string name=txtname.Text;

			string sex=txtsex.Text;
			string nation=txtnation.Text;
			string home=txtaddress.Text;
			string question=txtquestion.Text;
			string answer=txtanswer.Text;
			string email=txtemail.Text;
			try
			{
				new BLL.Student_bll().update_student(id,name,sex,nation,question,answer,home,email);
				labmsg.Text="修改成功!";
			}
			catch
			{	
				labmsg.Text="修改失败!";
			}
		}
	}
}