login.frm

这是课程设计时开发的银行储蓄管理系统

VERSION 5.00
Begin VB.Form Login 
   Caption         =   "系统登陆 "
   ClientHeight    =   3315
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   5370
   LinkTopic       =   "Form1"
   ScaleHeight     =   3315
   ScaleWidth      =   5370
   StartUpPosition =   2  'CenterScreen
   Begin VB.CommandButton cmdCreat 
      Caption         =   "新开户"
      Height          =   495
      Left            =   4080
      TabIndex        =   7
      Top             =   1080
      Width           =   1095
   End
   Begin VB.CommandButton cmdExit 
      Caption         =   "退出"
      Height          =   495
      Left            =   3240
      TabIndex        =   6
      Top             =   2520
      Width           =   975
   End
   Begin VB.CommandButton cmdOk 
      Caption         =   "登录"
      Height          =   495
      Left            =   1080
      TabIndex        =   5
      Top             =   2520
      Width           =   975
   End
   Begin VB.TextBox passwd 
      Height          =   375
      IMEMode         =   3  'DISABLE
      Left            =   1200
      PasswordChar    =   "*"
      TabIndex        =   4
      Top             =   1800
      Width           =   2655
   End
   Begin VB.TextBox user 
      Height          =   375
      Left            =   1200
      TabIndex        =   2
      Top             =   1080
      Width           =   2655
   End
   Begin VB.Label Label3 
      BackStyle       =   0  'Transparent
      Caption         =   "密码："
      Height          =   255
      Left            =   600
      TabIndex        =   3
      Top             =   1920
      Width           =   735
   End
   Begin VB.Label Label2 
      BackStyle       =   0  'Transparent
      Caption         =   "帐号："
      Height          =   375
      Left            =   600
      TabIndex        =   1
      Top             =   1080
      Width           =   735
   End
   Begin VB.Label Label1 
      BackStyle       =   0  'Transparent
      Caption         =   "登录银行储蓄管理系统"
      BeginProperty Font 
         Name            =   "幼圆"
         Size            =   15.75
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   735
      Left            =   960
      TabIndex        =   0
      Top             =   360
      Width           =   3495
   End
End
Attribute VB_Name = "Login"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Public id As String
Private Sub cmdOK_Click()
On Error GoTo ErrMsg
Dim SQL As String
    If user.Text = "" Or passwd.Text = "" Then
      MsgBox "请输入您的帐号和密码！", vbExclamation + vbOKOnly, "系统提示"
      user.Text = ""
      passwd.Text = ""
      user.SetFocus
      Exit Sub
    End If
Call connectDB
SQL = ""
SQL = "select count(*) from 银行表 where 帐号='" & Trim(user.Text) & "' "
SQL = SQL & "and 密码='" & Trim(passwd.Text) & "'"
Set adoRS = adoCon.Execute(SQL)
If adoRS(0) = 0 Then
 MsgBox "您输入的帐号或密码有误，请重新输入", vbOKOnly + vbExclamation, "系统提示"
   user.Text = ""
   passwd.Text = ""
   user.SetFocus
   Exit Sub
End If
id = Trim(user.Text)
Unload Me
Main.Show
ErrMsg:
  If Err.Number <> 0 Then
     MsgBox CStr(Err.Number) + Err.Description, vbOKOnly + vbCritical, "错误提示"
     Exit Sub
  End If
End Sub


Private Sub cmdExit_Click()
If MsgBox("您要退出本系统吗？", vbYesNo + vbQuestion, "系统提示") = vbYes Then
   Unload Me
End If
End Sub

Private Sub cmdCreat_Click()
creat.Show
Unload Me
End Sub

Private Sub Form_Load()
On Error GoTo ErrMsg
user.Text = ""
passwd.Text = ""
ErrMsg:
  If Err.Number <> 0 Then
    MsgBox Err.Number & Err.Description, vbOKOnly + vbCritical, "出错提示"
    Exit Sub
  End If
End Sub