frmlogin.frm

VB 编写的"华成POS管理系统",代码全,没有进行测试,数据库全,有兴趣的朋友可以测试.

VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "超市系统－POS登陆入口"
   ClientHeight    =   2910
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   5235
   Icon            =   "frmLogin.frx":0000
   KeyPreview      =   -1  'True
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   Picture         =   "frmLogin.frx":0E42
   ScaleHeight     =   194
   ScaleMode       =   3  'Pixel
   ScaleWidth      =   349
   StartUpPosition =   2  '屏幕中心
   Begin VB.TextBox Txtfield 
      Height          =   375
      Index           =   1
      Left            =   2400
      TabIndex        =   4
      Top             =   1920
      Width           =   2535
   End
   Begin VB.TextBox Txtfield 
      Height          =   375
      Index           =   0
      Left            =   2400
      TabIndex        =   0
      Top             =   1440
      Width           =   2535
   End
   Begin VB.Image Image1 
      Height          =   1500
      Left            =   0
      Picture         =   "frmLogin.frx":362DA
      Top             =   1080
      Width           =   1500
   End
   Begin VB.Label Label3 
      BackStyle       =   0  'Transparent
      Caption         =   "Space.进入系统  Enter换行  Esc退出  F8设置服务器"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   240
      TabIndex        =   3
      Top             =   2640
      Width           =   5055
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "密  码："
      Height          =   180
      Left            =   1680
      TabIndex        =   2
      Top             =   1980
      Width           =   720
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "用户名："
      Height          =   180
      Left            =   1680
      TabIndex        =   1
      Top             =   1500
      Width           =   720
   End
   Begin VB.Shape Shape1 
      BackColor       =   &H00FFF8F0&
      BorderColor     =   &H00C5742F&
      Height          =   1335
      Left            =   1560
      Top             =   1140
      Width           =   3660
   End
End
Attribute VB_Name = "frmLogin"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Sub Form_KeyDown(KeyCode As Integer, Shift As Integer)
Select Case KeyCode
Case 27
End
Case 119
  frmServer.Show 1
Case 46

Case 32
     Dim sp As String
    sqlConnect cnMain, strSQLServer, strSQLUser, strSQLPW, strSQLDB
 
  ' OpenCn (1)
Set ef = cnMain.Execute("Select * From [User] Where username='" & txtfield(0).Text & "'")
curUserName = txtfield(0).Text
 
 If StrComp(ef("UserName"), txtfield(0).Text, 1) = 0 And StrComp(ef("UserPW"), GetMD5(txtfield(1).Text), 1) = 0 Then
Unload Me
Form1.Show
Else
MsgBox "对不起，您的用户名或密码不正确！"
txtfield(0).Text = ""
txtfield(1).Text = ""
txtfield(0).SetFocus
End If

'cnMain.Close


End Select
End Sub

Private Sub txtField_KeyPress(Index As Integer, KeyAscii As Integer)

 If KeyAscii = 13 Then
    '自动下跳
     If Index < 1 Then                    '最后一个文本框
        txtfield(Index + 1).SetFocus
       Else
        txtfield(0).SetFocus               '返回
     End If
     Exit Sub
 End If
     
'判断是否为正确输入
 
         
 
 
End Sub