frmlogin.frm

加上一个GSM模块

VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "登录"
   ClientHeight    =   1545
   ClientLeft      =   2835
   ClientTop       =   3480
   ClientWidth     =   3750
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   912.837
   ScaleMode       =   0  'User
   ScaleWidth      =   3521.047
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  '屏幕中心
   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             =   1020
      Width           =   1140
   End
   Begin VB.CommandButton cmdCancel 
      Cancel          =   -1  'True
      Caption         =   "取消"
      Height          =   390
      Left            =   2100
      TabIndex        =   5
      Top             =   1020
      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
Const MaxLogTimes As Integer = 3
Option Explicit
Public LoginSucceeded As Boolean

Private Sub cmdCancel_Click()
    '设置全局变量为 false
    '不提示失败的登录
    LoginSucceeded = False
    Unload Me
End Sub

Private Sub cmdOk_Click()
    Dim intChecked As String
    Dim strName As String, strPassword As String
    Static intLogTimes As Integer
    intLogTimes = intLogTimes + 1
    If intLogTimes > MaxLogTimes Then
        MsgBox "你已经超过允许的登陆验证次数!" & vbCr & "应用程序将结束!", vbCritical, "登陆验证"
        End
    Else
        strName = Trim(txtUserName.Text)
        strPassword = Trim(txtPassword.Text)
        Select Case Check_Password(strName, strPassword)
            Case 0
                MsgBox "用户不是系统用户,请检查用户名输入是否正确!", vbCritical, "登陆验证"
                txtUserName.SetFocus
                'txtUserName.SelStart
                'txtUserName.SelLength = Len(txtUserName.Text)
            Case 1
                MsgBox "口令错误,请重新输入!", vbCritical, "登陆验证"
                txtPassword.Text = ""
                txtPassword.SetFocus
            Case 2
                Unload Me
                MsgBox "登陆成功,将启动应用程序1", vbInformation, "登陆验证"
                frmMDI.Show
            Case Else
                MsgBox "登陆验证未正常完成!请重新运行登陆程序," & vbCrLf & "如果仍不能登陆,请报告系统管理员!", vbCritical, "登陆验证"
        End Select
    End If
End Sub

Private Sub Form_Load()

End Sub