frmlogin.frm

很好的库存管理系统

VERSION 5.00
Object = "{F0D2F211-CCB0-11D0-A316-00AA00688B10}#1.0#0"; "MSDATLST.OCX"
Begin VB.Form frmLogin 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "登录"
   ClientHeight    =   1545
   ClientLeft      =   2835
   ClientTop       =   3480
   ClientWidth     =   3750
   Icon            =   "frmLogin.frx":0000
   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 MSDataListLib.DataCombo DCboUserName 
      Bindings        =   "frmLogin.frx":0442
      Height          =   330
      Left            =   1320
      TabIndex        =   5
      Top             =   120
      Width           =   2295
      _ExtentX        =   4048
      _ExtentY        =   582
      _Version        =   393216
      Style           =   2
      ListField       =   "user_name"
      BoundColumn     =   "user_pass"
      Text            =   ""
      Object.DataMember      =   "ComUsers"
   End
   Begin VB.CommandButton cmdOK 
      Caption         =   "确定"
      Default         =   -1  'True
      Height          =   390
      Left            =   495
      TabIndex        =   3
      Top             =   1020
      Width           =   1140
   End
   Begin VB.CommandButton cmdCancel 
      Cancel          =   -1  'True
      Caption         =   "取消"
      Height          =   390
      Left            =   2100
      TabIndex        =   4
      Top             =   1020
      Width           =   1140
   End
   Begin VB.TextBox txtPassword 
      Height          =   330
      IMEMode         =   3  'DISABLE
      Left            =   1320
      PasswordChar    =   "*"
      TabIndex        =   2
      Top             =   525
      Width           =   2295
   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        =   1
      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

'用户登陆
Option Explicit
'Public DCboUserName As String
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
    Me.Hide
End Sub

Private Sub cmdOK_Click()
    '检查正确的密码
    Dim denglu As Integer
    denglu = 1
    
    If Not IsNull(Me.DCboUserName.SelectedItem) Then
        If txtPassword = Me.DCboUserName.BoundText Then
        '将代码放在这里传递
        '成功到 calling 函数
        '设置全局变量时最容易的
            LoginSucceeded = True
            strCurUser = Me.DCboUserName.Text
            Me.Hide
        Else
            MsgBox "无效的密码，请重试!", , "登录"
            txtPassword.SetFocus
            SendKeys "{Home}+{End}"
           
        End If
    Else
        MsgBox "请选择用户名!", , "登录"
        Me.DCboUserName.SetFocus
        denglu = denglu + 1
        
        If denglu > 3 Then
        MsgBox "对不起，你不能使用该系统!", , "登陆失败"
        Unload Me
    End If
    
   
     
   End If
   
   
   
   Dim strSQL2 As String
   strSQL2 = "manager"
 
   If Me.DCboUserName.Text <> strSQL2 Then
        
     'frmMain.mnuSys_begqty.Enabled = False
     frmMain.mnuSys_user.Enabled = False
     frmMain.mnuSys_delete.Enabled = False
     frmMain.mnuSys_start.Enabled = False
     frmMain.mnuSys_trans.Enabled = False
     frmMain.mnuSet_department.Enabled = False
     frmMain.mnuSet_employee.Enabled = False
     frmMain.mnuSet_protype.Enabled = False
     frmMain.mnuSet_product.Enabled = False
     frmMain.mnuSet_supplier.Enabled = False
     frmMain.mnuRec_ps.Enabled = False
     frmMain.mnuRec_other.Enabled = False
     frmMain.productChe.Enabled = False
     frmMain.mnuRec_sales.Enabled = False
        
   Else
      ' frmMain.mnuSys_begqty.Enabled = True
       frmMain.mnuSys_user.Enabled = True
       frmMain.mnuSys_delete.Enabled = True
       frmMain.mnuSys_start.Enabled = True
       frmMain.mnuSys_trans.Enabled = True
       frmMain.mnuSet_department.Enabled = True
       frmMain.mnuSet_employee.Enabled = True
       frmMain.mnuSet_protype.Enabled = True
       frmMain.mnuSet_product.Enabled = True
       frmMain.mnuSet_supplier.Enabled = True
       frmMain.mnuRec_ps.Enabled = True
       frmMain.mnuRec_other.Enabled = True
       frmMain.productChe.Enabled = True
       frmMain.mnuRec_sales.Enabled = True
    End If
    
End Sub