当前文件： StudentManager/BLL/Teacher.cs[4K，2009-6-12 11:56:49]，打开代码结构图

		            
  1using System;
  2using System.Collections.Generic;
  3using System.Web;
  4using System.Web.UI;
  5using System.Web.UI.WebControls;
  6using System.Web.Security;
  7using System.Data;
  8using System.Data.SqlClient;
  9using StudentManager.IDAL;
 10using StudentManager.DALFactory;
 11using StudentManager.SQLServer;
 12using StudentManager.Common;
 13using StudentManager.Model;
 14
 15namespace StudentManager.BLL
 16...{
 17
 18    /**//// <summary>
 19    /// 教师业务逻辑层
 20    /// 创建者:余洪
 21    /// 时间:2008-3
 22    /// </summary>
 23    public class Teacher
 24    ...{
 25        使用工厂方法,多态是实例化教师#region 使用工厂方法,多态是实例化教师
 26        //使用工厂方法,多态实例化教师
 27        private ITeacher teacher = DataAccess.CreateTeacher();
 28        #endregion
 29
 30        验证教师登陆#region  验证教师登陆
 31        /**//// <summary>
 32        /// 验证教师登陆
 33        /// </summary>
 34        /// <param name="te_Id">教师ID</param>
 35        /// <param name="te_Pwd">密码</param>
 36        public void ValidTeacherLogin(string te_Id,string te_Pwd)
 37        ...{
 38            if (teacher.ValidLogin(te_Id, te_Pwd))
 39            ...{
 40                FormsAuthentication.SetAuthCookie(te_Id, false);
 41                if (!Roles.IsUserInRole(te_Id, "Teacher"))
 42                ...{
 43                    Roles.AddUserToRole(te_Id, "Teacher");
 44                }
 45                HttpContext.Current.Session["role"] = "teacher";
 46                JScript.RedirectUrl(@"~/Teacher/Default.aspx");
 47            }
 48            else
 49            ...{
 50                JScript.Alert("用户信息错误!请重新输入!");
 51                JScript.GoHistory(-1);
 52            }
 53        }
 54        #endregion
 55
 56        教师修改密码#region 教师修改密码
 57        /**//// <summary>
 58        /// 修改密码
 59        /// </summary>
 60        /// <param name="te_Id">ID</param>
 61        /// <param name="te_OldPwd">原密码</param>
 62        /// <param name="te_NewPwd">新密码</param>
 63        /// <param name="te_ReNewPwd">重复密码</param>
 64        /// <param name="lblMessage">返回消息</param>
 65        public void  ChangePwd(string te_Id, string te_OldPwd, string te_NewPwd, string te_ReNewPwd, Label lblMessage)
 66        ...{
 67            int returnMessge = teacher.ChangePwd(te_Id, te_OldPwd, te_NewPwd, te_ReNewPwd);
 68            switch (returnMessge)
 69            ...{
 70                case -1: lblMessage.Text = "两次输入的密码不一致!";
 71                    break;
 72                case -2: lblMessage.Text = "密码错误!";
 73                    break;
 74                case 1: lblMessage.Text = "密码修改成功!";
 75                    break;
 76                case 0: lblMessage.Text = "密码修改失败,请重试!";
 77                    break;
 78            }
 79        }
 80        #endregion
 81
 82        添加教师#region 添加教师
 83        public void AddTeacher(TeacherInf teacherInf)
 84        ...{
 85            int result = teacher.AddTeacher(teacherInf);
 86            switch (result)
 87            ...{
 88                case 1: JScript.AlertAndRedirect("添加成功!", "AddTeacher.aspx");
 89                    break;
 90                case 0:JScript.Alert("添加失败!请重试!");
 91                       JScript.GoHistory(-1); 
 92                    break;
 93                case -2: JScript.Alert("教师编号已存在,请换其他编号");
 94                    JScript.GoHistory(-1);
 95                    break;
 96            }
 97        }
 98        #endregion
 99
100        绑定教师信息#region 绑定教师信息
101        public void BindeTeachers(string dp_name,GridView gvTeachers)
102        ...{
103            gvTeachers.DataSource = teacher.GetTeachers(dp_name);
104            gvTeachers.DataBind();
105        }
106        #endregion
107
108        显示教师详细信息#region 显示教师详细信息
109        public void  DisplayTeacherDetailsInf(string te_id,Label lblTeID, Label lblTeName,Label lblTeDpName,Label lblTeLgName,Label lblTeZcName,Label lblTeSex,Label lblTeIdentity,Label lblTeSp,Label lblTeAddress,Label lblTeZzFace, Label lblTeMinZu,Label lblTeTel, Label lblTeBirthday, Label lblTeTeachTime,Label lblTePro, TextBox txtRemark)
110        ...{
111            DataRow dr=teacher.DisplayTeacherDetailsInf(te_id).Rows[0];
112            lblTeID.Text = dr["te_id"].ToString();
113            lblTeName.Text = dr["te_name"].ToString();
114            lblTeDpName.Text = dr["dp_name"].ToString();
115            lblTeLgName.Text = dr["lg_name"].ToString();
116            lblTeZcName.Text = dr["zc_name"].ToString();
117            lblTeSex.Text = dr["te_sex"].ToString();
118            lblTeIdentity.Text = dr["te_identity"].ToString();
119            lblTeSp.Text = dr["te_speciality"].ToString();
120            lblTeAddress.Text = dr["te_address"].ToString();
121            lblTeZzFace.Text = dr["te_zzface"].ToString();
122            lblTeMinZu.Text = dr["te_minzu"].ToString();
123            lblTeTel.Text = dr["te_tel"].ToString();
124            lblTeBirthday.Text = dr["te_birthday"].ToString().Substring(0,8);
125            lblTeTeachTime.Text = dr["te_teachtime"].ToString().Substring(0,8);
126            lblTePro.Text = dr["tb_Province"].ToString();
127            txtRemark.Text = dr["te_remark"].ToString();
128        }
129        #endregion
130    }
131}
132
133