frmlogin.frm

学生成绩管理系统

VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "利军学生成绩管理系统V1.0"
   ClientHeight    =   2085
   ClientLeft      =   5865
   ClientTop       =   3855
   ClientWidth     =   3750
   Icon            =   "frmLogin.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1231.887
   ScaleMode       =   0  'User
   ScaleWidth      =   3521.047
   ShowInTaskbar   =   0   'False
   Begin VB.Data Data1 
      Caption         =   "Data1"
      Connect         =   "Access"
      DatabaseName    =   ""
      DefaultCursorType=   0  '缺省游标
      DefaultType     =   2  '使用 ODBC
      Exclusive       =   0   'False
      Height          =   285
      Left            =   3120
      Options         =   0
      ReadOnly        =   0   'False
      RecordsetType   =   1  'Dynaset
      RecordSource    =   ""
      Top             =   1080
      Visible         =   0   'False
      Width           =   1140
   End
   Begin VB.OptionButton Option2 
      Caption         =   "教师"
      Height          =   255
      Left            =   2160
      TabIndex        =   7
      Top             =   1080
      Width           =   855
   End
   Begin VB.OptionButton Option1 
      Caption         =   "学生"
      Height          =   255
      Left            =   840
      TabIndex        =   6
      Top             =   1080
      Value           =   -1  'True
      Width           =   855
   End
   Begin VB.TextBox txtUserName 
      Height          =   345
      Left            =   1290
      TabIndex        =   1
      Top             =   120
      Width           =   2325
   End
   Begin VB.CommandButton cmdOK 
      Caption         =   "确定"
      Default         =   -1  'True
      Height          =   390
      Left            =   495
      TabIndex        =   4
      Top             =   1500
      Width           =   1140
   End
   Begin VB.CommandButton cmdCancel 
      Cancel          =   -1  'True
      Caption         =   "取消"
      Height          =   390
      Left            =   2100
      TabIndex        =   5
      Top             =   1500
      Width           =   1140
   End
   Begin VB.TextBox txtPassword 
      Height          =   345
      IMEMode         =   3  'DISABLE
      Left            =   1290
      PasswordChar    =   "*"
      TabIndex        =   3
      Top             =   525
      Width           =   2325
   End
   Begin VB.Label lblLabels 
      Caption         =   "用户名称(&U):"
      Height          =   270
      Index           =   0
      Left            =   105
      TabIndex        =   0
      Top             =   150
      Width           =   1080
   End
   Begin VB.Label lblLabels 
      Caption         =   "密码(&P):"
      Height          =   270
      Index           =   1
      Left            =   105
      TabIndex        =   2
      Top             =   540
      Width           =   1080
   End
End
Attribute VB_Name = "frmLogin"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Sub cmdCancel_Click()
     End
End Sub

Private Sub cmdOK_Click()
On Error GoTo cuowu
If Option1.Value = True Then
Data1.RecordSource = "select pass from chengji where snum='" & txtUserName & "'"
Data1.Refresh
If Data1.Recordset.Fields("pass") = txtPassword Then
        Me.Hide
        Form1.Show
    Else
        MsgBox "无效的密码，请重试!", , "登录"
        txtPassword.SetFocus
        SendKeys "{Home}+{End}"
    End If
    
Else
Data1.RecordSource = "select pass from teacher where tnum='" & txtUserName & "'"
Data1.Refresh
    If Data1.Recordset.Fields("pass") = txtPassword Then
        Me.Hide
        Form2.Show
    Else
        MsgBox "无效的密码，请重试!", , "登录"
        txtPassword.SetFocus
        SendKeys "{Home}+{End}"
    End If

End If
If Err.Number Then
cuowu: MsgBox "输入错误！", 48, "提示"
End If
End Sub

Private Sub Form_Load()
Dim mpath As String
mpath = App.Path
If Right(mpath, 1) <> "\" Then mpath = mpath + "\"
Data1.DatabaseName = mpath + "stu.mdb"
End Sub