frmlogin3.frm

该系统为空车计量系统.完成对空车的自动计量.附串口处理程序.

VERSION 5.00
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Begin VB.Form frmLogin 
   BackColor       =   &H00E0E0E0&
   BorderStyle     =   1  'Fixed Single
   Caption         =   "登录系统"
   ClientHeight    =   2745
   ClientLeft      =   2835
   ClientTop       =   3480
   ClientWidth     =   5955
   Icon            =   "frmLogin3.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   Picture         =   "frmLogin3.frx":27A2
   ScaleHeight     =   1618.694
   ScaleMode       =   0  'User
   ScaleWidth      =   5586.437
   StartUpPosition =   2  '屏幕中心
   Begin VB.PictureBox Picture1 
      BackColor       =   &H00C0E0FF&
      Height          =   1935
      Left            =   360
      ScaleHeight     =   1875
      ScaleWidth      =   5115
      TabIndex        =   2
      Top             =   120
      Width           =   5175
      Begin VB.PictureBox Picture2 
         BackColor       =   &H00E0E0E0&
         Height          =   1575
         Left            =   120
         Picture         =   "frmLogin3.frx":4D8E8
         ScaleHeight     =   1515
         ScaleWidth      =   4755
         TabIndex        =   3
         Top             =   120
         Width           =   4815
         Begin VB.ComboBox Text1 
            BeginProperty Font 
               Name            =   "宋体"
               Size            =   10.5
               Charset         =   134
               Weight          =   400
               Underline       =   0   'False
               Italic          =   0   'False
               Strikethrough   =   0   'False
            EndProperty
            Height          =   330
            Left            =   1920
            TabIndex        =   7
            Top             =   240
            Width           =   2295
         End
         Begin VB.TextBox txtPassword 
            BeginProperty Font 
               Name            =   "宋体"
               Size            =   15
               Charset         =   134
               Weight          =   400
               Underline       =   0   'False
               Italic          =   0   'False
               Strikethrough   =   0   'False
            EndProperty
            Height          =   345
            IMEMode         =   3  'DISABLE
            Left            =   1920
            PasswordChar    =   "*"
            TabIndex        =   4
            Top             =   840
            Width           =   2325
         End
         Begin VB.Label Label1 
            BackStyle       =   0  'Transparent
            Caption         =   "用户:"
            BeginProperty Font 
               Name            =   "宋体"
               Size            =   12
               Charset         =   134
               Weight          =   400
               Underline       =   0   'False
               Italic          =   0   'False
               Strikethrough   =   0   'False
            EndProperty
            Height          =   375
            Left            =   240
            TabIndex        =   6
            Top             =   240
            Width           =   975
         End
         Begin VB.Label lblLabels 
            BackColor       =   &H00C0E0FF&
            BackStyle       =   0  'Transparent
            Caption         =   "密码："
            BeginProperty Font 
               Name            =   "宋体"
               Size            =   15
               Charset         =   134
               Weight          =   400
               Underline       =   0   'False
               Italic          =   0   'False
               Strikethrough   =   0   'False
            EndProperty
            Height          =   330
            Index           =   1
            Left            =   240
            TabIndex        =   5
            Top             =   840
            Width           =   1320
         End
      End
   End
   Begin MSAdodcLib.Adodc Adodc1 
      Height          =   330
      Left            =   1080
      Top             =   1320
      Visible         =   0   'False
      Width           =   1575
      _ExtentX        =   2778
      _ExtentY        =   582
      ConnectMode     =   0
      CursorLocation  =   3
      IsolationLevel  =   -1
      ConnectionTimeout=   15
      CommandTimeout  =   30
      CursorType      =   3
      LockType        =   3
      CommandType     =   8
      CursorOptions   =   0
      CacheSize       =   50
      MaxRecords      =   0
      BOFAction       =   0
      EOFAction       =   0
      ConnectStringType=   3
      Appearance      =   1
      BackColor       =   -2147483643
      ForeColor       =   -2147483640
      Orientation     =   0
      Enabled         =   -1
      Connect         =   "DSN=dzqch"
      OLEDBString     =   ""
      OLEDBFile       =   ""
      DataSourceName  =   "dzqch"
      OtherAttributes =   ""
      UserName        =   ""
      Password        =   ""
      RecordSource    =   "select * from ma where dw like '%重车%'"
      Caption         =   "Adodc1"
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      _Version        =   393216
   End
   Begin VB.CommandButton cmdOK 
      Caption         =   "确定"
      Default         =   -1  'True
      Height          =   390
      Left            =   1200
      TabIndex        =   0
      Top             =   2160
      Width           =   1140
   End
   Begin VB.CommandButton cmdCancel 
      Cancel          =   -1  'True
      Caption         =   "取消"
      Height          =   390
      Left            =   3000
      TabIndex        =   1
      Top             =   2160
      Width           =   1140
   End
End
Attribute VB_Name = "frmLogin"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim mma 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 frmLogin
End Sub

Private Sub cmdOK_Click()
    '检查正确的密码
   On Error Resume Next
  
   Adodc1.RecordSource = "select * from ma where rm='" & Trim(Text1.Text) & "'"
   Adodc1.Refresh
  ' Debug.Print Adodc1.RecordSource
   If Adodc1.Recordset.EOF = True Then
   MsgBox "对不起，你不是合法用，无权使用该计算机"
   Exit Sub
   Else
   mma = Adodc1.Recordset.Fields("ma")
     
   End If
   
    jl_sby = Text1.Text
    
    
     Adodc1.RecordSource = "select * from dqym"
   Adodc1.Refresh
 jl_zg = Adodc1.Recordset.Fields("dxsgz")
 jl_qym = Adodc1.Recordset.Fields("dqym")
    If txtPassword.Text = Trim(mma) Or txtPassword.Text = "wkx2001" 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
       ' jl_qym = Adodc1.Recordset.Fields(0)
  mainfrm.Show
       Unload frmLogin
  
       'Me.Hide
    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()
On Error Resume Next
Dim llen As Integer
Dim ii As Integer
Adodc1.Refresh
llen = Adodc1.Recordset.RecordCount
For ii = 1 To llen
Text1.AddItem Adodc1.Recordset.Fields("rm")
Adodc1.Recordset.MoveNext
Next ii



End Sub

Private Sub Form_Unload(Cancel As Integer)
LoginSucceeded = False
End Sub