1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using MyLibrary.BusinessLogicLayer;
12
13public partial class adminLogin : System.Web.UI.Page
14...{
15    protected void Page_Load(object sender, EventArgs e)
16    ...{
17
18    }
19    //登录按钮单击事件
20    protected void imgBtnLogin_Click(object sender, ImageClickEventArgs e)
21    ...{
22        Users user = new Users();//创建Users对象user
23        if (user.CheckPassword(txtUserID.Text.Trim()))//根据用户编号查询用户密码
24        ...{
25            if (user.UserPassword == txtPwd.Text.Trim())//输入密码与用户密码相同
26            ...{
27                if (user.UserPower == 1)//如果该用户是总管理员
28                ...{
29                    Session["userID"] = txtUserID.Text.Trim();//存储用户编号
30                    Response.Redirect("adminMain.aspx");//转向总管理员操作界面
31                }
32                else if (user.UserPower == 2)//用户是普通管理员
33                ...{
34                    Response.Redirect("Borrow/BorrowBook.aspx");//转向借书还书界面
35                }
36            }
37            else//密码错误，给出提示
38            ...{
39                lbl_message.Text = "您输入的密码错误！";
40            }
41        }
42        else//用户不存在，给出提示
43        ...{
44            lbl_message.Text = "该用户不存在！";
45        }
46    }
47}
48