frmlogin.frm

本系统是北京神兵广告有限公司的广告系统

VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "用户登录"
   ClientHeight    =   3015
   ClientLeft      =   2835
   ClientTop       =   3480
   ClientWidth     =   3975
   MaxButton       =   0   'False
   MinButton       =   0   'False
   NegotiateMenus  =   0   'False
   OLEDropMode     =   1  'Manual
   ScaleHeight     =   1781.361
   ScaleMode       =   0  'User
   ScaleWidth      =   3732.31
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  '屏幕中心
   Begin VB.TextBox txtUserName 
      Height          =   345
      Left            =   1410
      TabIndex        =   1
      Top             =   600
      Width           =   2325
   End
   Begin VB.CommandButton cmdOK 
      Caption         =   "确定"
      Default         =   -1  'True
      Height          =   390
      Left            =   600
      TabIndex        =   4
      Top             =   1800
      Width           =   1140
   End
   Begin VB.CommandButton cmdCancel 
      Cancel          =   -1  'True
      Caption         =   "取消"
      Height          =   390
      Left            =   2280
      TabIndex        =   5
      Top             =   1800
      Width           =   1140
   End
   Begin VB.TextBox txtPassword 
      Height          =   345
      IMEMode         =   3  'DISABLE
      Left            =   1410
      PasswordChar    =   "*"
      TabIndex        =   3
      Top             =   990
      Width           =   2325
   End
   Begin VB.Label Label3 
      Alignment       =   2  'Center
      BackColor       =   &H00FF8080&
      BorderStyle     =   1  'Fixed Single
      Caption         =   "神兵国际广告（北京）有限公司广告系统 beta1"
      ForeColor       =   &H8000000E&
      Height          =   255
      Left            =   0
      TabIndex        =   7
      Top             =   0
      Width           =   4095
   End
   Begin VB.Label Label1 
      Alignment       =   2  'Center
      BackColor       =   &H00FF8080&
      BorderStyle     =   1  'Fixed Single
      Caption         =   " Copyright 2003 by hoga All Right Reserved."
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   -1  'True
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H8000000E&
      Height          =   255
      Left            =   0
      TabIndex        =   6
      Top             =   2760
      Width           =   4095
   End
   Begin VB.Label lblLabels 
      Caption         =   "用户名称(&U):"
      Height          =   270
      Index           =   0
      Left            =   225
      TabIndex        =   0
      Top             =   615
      Width           =   1080
   End
   Begin VB.Label lblLabels 
      Caption         =   "密 码(&P):"
      Height          =   270
      Index           =   1
      Left            =   225
      TabIndex        =   2
      Top             =   1005
      Width           =   1080
   End
End
Attribute VB_Name = "frmLogin"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Public LoginSucceeded As Boolean
Public username As String
Public level As String
Public id As String

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

Private Sub cmdOK_Click()
Dim password As String
Dim sql As String
Dim str As String
username = Trim(txtUserName.Text)
password = Trim(txtPassword.Text)

    '检查正确的密码
Dim con As ADODB.Connection
Set con = New Connection
str = "provider=microsoft.jet.oledb.4.0;Data Source=" & App.Path & "\database.mdb"
con.Open str
Dim rs As ADODB.Recordset
Set rs = New Recordset
sql = "select * from userlogin where name='" & username & "' and password='" & password & "'"
rs.Open sql, con, 3, 2
If Not rs.EOF And Not rs.BOF 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
        id = rs!id
        level = rs!level
        username = rs!Name
        rs!lastlogintime = Now
        rs.Update
        
        Me.Hide
        frmmain.Enabled = True
        frmmain.Show
        frmmain.Label2.Caption = UCase(frmLogin.username) & "您辛苦咯，请选择您要操作的内容！"
        If level = "ADMIN" Then
        frmmain.Command1.Visible = True
        frmmain.Command2.Visible = True
        frmmain.Command3.Visible = True
        frmmain.Command4.Visible = True
        frmmain.Command5.Visible = True
        frmmain.Command6.Visible = True
        frmmain.Command7.Visible = True
        frmmain.Command8.Visible = True
        frmmain.Command9.Visible = True
        frmmain.Command10.Visible = True
        frmmain.Command11.Visible = True
        frmmain.Command12.Visible = True
        ElseIf level = "EDITER" Then
        frmmain.Command1.Visible = True
        frmmain.Command2.Visible = True
        frmmain.Command3.Visible = True
        frmmain.Command6.Visible = True
        frmmain.Command7.Visible = True
        frmmain.Command8.Visible = True

        Else
        frmmain.Command3.Visible = True
        frmmain.Command4.Visible = True
        frmmain.Command6.Visible = True
        frmmain.Command9.Visible = True
        frmmain.Command10.Visible = True
        frmmain.Command11.Visible = True
        frmmain.Command12.Visible = True
        End If
        
    Else
        MsgBox "无效的密码，请重试!", , "登录"
        txtPassword.SetFocus
        SendKeys "{Home}+{End}"
    End If
End Sub

Private Sub Form_Load()
txtUserName.Text = "admin"
txtPassword.Text = "admin"
frmmain.Show
frmmain.Enabled = False

End Sub

Private Sub Form_Unload(Cancel As Integer)
Unload frmmain
End
End Sub