form1.frm

教务辅助管理系统利用VB开发的数据库管理系统,里面分学生,教师,教务等等各方面的需求满足学校的教务管理的简单需求!

VERSION 5.00
Begin VB.Form Login 
   BackColor       =   &H00000000&
   Caption         =   "Login"
   ClientHeight    =   2775
   ClientLeft      =   60
   ClientTop       =   465
   ClientWidth     =   5100
   FillColor       =   &H00FFFFFF&
   BeginProperty Font 
      Name            =   "宋体"
      Size            =   12
      Charset         =   134
      Weight          =   400
      Underline       =   0   'False
      Italic          =   0   'False
      Strikethrough   =   0   'False
   EndProperty
   ForeColor       =   &H80000001&
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   2775
   ScaleWidth      =   5100
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton cmdCancel 
      BackColor       =   &H80000001&
      Cancel          =   -1  'True
      Caption         =   "取 消"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   435
      Left            =   3120
      TabIndex        =   6
      Top             =   2160
      Width           =   1215
   End
   Begin VB.CommandButton cmdOK 
      BackColor       =   &H80000001&
      Caption         =   "确 定"
      Default         =   -1  'True
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   430
      Left            =   1545
      TabIndex        =   5
      Top             =   2160
      Width           =   1215
   End
   Begin VB.TextBox loginPassword 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   400
      IMEMode         =   3  'DISABLE
      Left            =   1560
      PasswordChar    =   "*"
      TabIndex        =   4
      Top             =   1440
      Width           =   2775
   End
   Begin VB.TextBox loginName 
      Height          =   400
      Left            =   1560
      TabIndex        =   3
      Top             =   840
      Width           =   2775
   End
   Begin VB.Label Label3 
      BackColor       =   &H00000000&
      Caption         =   "密 码："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H80000018&
      Height          =   255
      Left            =   480
      TabIndex        =   2
      Top             =   1515
      Width           =   1095
   End
   Begin VB.Label Label2 
      BackColor       =   &H00000000&
      Caption         =   "登录名："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H80000018&
      Height          =   255
      Left            =   480
      TabIndex        =   1
      Top             =   915
      Width           =   1215
   End
   Begin VB.Label Label1 
      BackColor       =   &H00000000&
      Caption         =   "教务辅助管理系统"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   18
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H80000018&
      Height          =   375
      Left            =   960
      TabIndex        =   0
      Top             =   120
      Width           =   3135
   End
End
Attribute VB_Name = "Login"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim db As DAO.Database
Dim ret As DAO.Recordset


Private Sub cmdCancel_Click()
    End
End Sub

Private Sub cmdOK_Click()
'定义一变量，判断是否是管理员
Dim isguanliyuan As Integer

    If loginName.Text = "" Then
         If MsgBox("登录名不能为空！", vbOKOnly, "Message") = vbOK Then
            loginName.SetFocus
         End If
    ElseIf loginPassword.Text = "" Then
        If MsgBox("密码不能为空！", vbOKOnly, "Message") = vbOK Then
            loginPassword.SetFocus
        End If
    Else '添加验证代码
    
    End If
    
Set db = OpenDatabase(App.Path & "\db.mdb")
Set ret = db.OpenRecordset("login")
If Not (ret.BOF And ret.EOF) Then
  ret.MoveFirst
  Do While Not ret.EOF
   If loginName.Text = ret!ID And loginPassword.Text = ret!Password Then
     isguanliyuan = ret!limit
     Exit Do
   End If
   ret.MoveNext
   
 Loop

End If
If ret.EOF Then
     MsgBox ("用户不存在！！或密码不正确！")
     '这里不能加end
Else

'这里还需要检查登陆的用户是否是管理员，只有是管理员是“系统管理”的菜单才有用
If isguanliyuan = 0 Then
 MDIForm1.addUser.Enabled = False
  MDIForm1.deleteUser.Enabled = False
   MDIForm1.selectUser.Enabled = False
 Else
  MDIForm1.addUser.Enabled = True
  MDIForm1.deleteUser.Enabled = True
   MDIForm1.selectUser.Enabled = True
End If
db.Close
MDIForm1.Show
Me.Hide
  End If
   
End Sub