uc_login.ascx.cs

用asp写的程序,在线考试系统,功能齐全,是一个非常好用的系统

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;

public partial class UserControl_uc_login : System.Web.UI.UserControl
{
	//该源码下载自www.51aspx.com(５１ａｓｐｘ．ｃｏｍ)

    protected void Page_Load(object sender, EventArgs e)
    {
        TextBox1.Focus();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string userID = TextBox1.Text.ToString();
        string userPWD = TextBox2.Text.ToString();

        if ( (userID == "") || (userPWD == "") )
        {
            ExamOnline.Common.ShowMess("出错可能原因：1.用户名不能为空。2.密码不能为空。");
        }
        else
        {
            if (cbExercise.Checked == false)
            {
                int loginResult = (new ExamOnline.Login()).checkUser(ref userID, ref userPWD);
                if (loginResult == 2)
                {
                    Session["userID"] = userID;
                    Session["checkUser"] = "exam";
                    Response.Redirect("examlogin.aspx");
                }
                else if (loginResult == 0)
                {
                    ExamOnline.Common.ShowMess("出错可能原因：1.用户名错误。2.密码错误。");
                }
                else if (loginResult == 1)
                {
                    ExamOnline.Common.ShowMess("出错可能原因：该时段内没有考试！");
                }
                else if (loginResult == 3)
                {
                    ExamOnline.Common.ShowMess("出错可能原因：1.你本学期无该课程的考试。2.你已经考过。");
                }
                else if (loginResult == 4)
                {
                    ExamOnline.Common.ShowMess("出错可能原因：1.你迟到规定的时间以上。2.考试未开始。");
                }
            }
            else if(cbExercise.Checked == true)
            {
                bool ifAllow = (new ExamOnline.Login()).checkPWD(ref userID, ref userPWD);
                if (ifAllow == true)
                {
                    Session["checkUser"] = "exercise";
                    Response.Redirect("exerciselogin.aspx");
                }
                else
                {
                    ExamOnline.Common.ShowMess("出错可能原因：1.用户名错误。2.密码错误。");
                }
            }
        }
    }
}