frmlogin.frm

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VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   1  'Fixed Single
   ClientHeight    =   2475
   ClientLeft      =   3495
   ClientTop       =   3060
   ClientWidth     =   4935
   ControlBox      =   0   'False
   Icon            =   "frmLogin.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   2475
   ScaleWidth      =   4935
   StartUpPosition =   2  '屏幕中心
   Begin VB.PictureBox Picture1 
      Appearance      =   0  'Flat
      BackColor       =   &H80000005&
      ForeColor       =   &H80000008&
      Height          =   2355
      Left            =   60
      ScaleHeight     =   2325
      ScaleWidth      =   4785
      TabIndex        =   1
      Top             =   60
      Width           =   4815
      Begin sell.xpcmdbutton cmdCancel 
         Height          =   465
         Left            =   2730
         TabIndex        =   6
         Top             =   1590
         Width           =   1395
         _ExtentX        =   2461
         _ExtentY        =   820
         Caption         =   "取  消"
         BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
            Name            =   "宋体"
            Size            =   10.5
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
      End
      Begin sell.xpcmdbutton cmdEnter 
         Height          =   465
         Left            =   930
         TabIndex        =   5
         Top             =   1590
         Width           =   1395
         _ExtentX        =   2461
         _ExtentY        =   820
         Caption         =   "登  陆"
         BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
            Name            =   "宋体"
            Size            =   10.5
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
      End
      Begin VB.ComboBox cobUser 
         Appearance      =   0  'Flat
         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
         Style           =   2  'Dropdown List
         TabIndex        =   0
         Top             =   300
         Width           =   2205
      End
      Begin VB.TextBox txtPWD 
         Appearance      =   0  'Flat
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   10.5
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   285
         IMEMode         =   3  'DISABLE
         Left            =   1920
         PasswordChar    =   "*"
         TabIndex        =   2
         Top             =   840
         Width           =   2205
      End
      Begin VB.Label Label2 
         BackStyle       =   0  'Transparent
         Caption         =   "密  码"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   10.5
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   210
         Left            =   990
         TabIndex        =   4
         Top             =   840
         Width           =   630
      End
      Begin VB.Label Label1 
         BackStyle       =   0  'Transparent
         Caption         =   "用  户"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   10.5
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   210
         Left            =   990
         TabIndex        =   3
         Top             =   360
         Width           =   630
      End
      Begin VB.Line Line1 
         BorderColor     =   &H00808080&
         BorderWidth     =   2
         X1              =   210
         X2              =   4560
         Y1              =   1410
         Y2              =   1410
      End
   End
End
Attribute VB_Name = "frmLogin"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Option Explicit

Private Sub cmdCancel_Click()
  Unload Me
End Sub

Private Sub cmdEnter_Click()
If cobUser.ListIndex = -1 Then Exit Sub

Dim Rst As ADODB.Recordset
Dim Cmd As ADODB.Command
Dim SQL As String

Set Rst = New ADODB.Recordset
Rst.CursorLocation = adUseClient
SQL = "select purview from [user] where username='" & cobUser.Text & "' and password='" & txtPWD.Text & "'"
Rst.Open SQL, Conn, adOpenDynamic, adLockReadOnly, adCmdText
If Rst.EOF Then
  Rst.Close
  Set Rst = Nothing
  MsgBox "您输入的密码不正确！", 64
  txtPWD.SelStart = 0
  txtPWD.SelLength = Len(txtPWD.Text)
  txtPWD.SetFocus
  Exit Sub
End If
Rst.Close

UserName = cobUser.Text
Set Rst = New ADODB.Recordset
Rst.CursorLocation = adUseClient
Rst.Open "sysset", Conn, adOpenDynamic, adLockReadOnly, adCmdTable
SysCaption = Rst.Fields(0)
PrintHat = Rst.Fields(1)
PrintEnd = Rst.Fields(2)
IsPrint = Rst.Fields(3)

Set Cmd = New ADODB.Command
Cmd.ActiveConnection = Conn
Cmd.CommandText = "update logon set username='" & UserName & "' where ip='" & IP & "'"
Cmd.CommandType = adCmdText
Cmd.Execute

Set Cmd = Nothing

Rst.Close
Set Rst = Nothing

Unload Me
frmSell.Show
End Sub

Private Sub cobUser_KeyPress(KeyAscii As Integer)
  If KeyAscii = 13 Then txtPWD.SetFocus
End Sub

Private Sub Form_Load()
Dim Rst As ADODB.Recordset
Dim I As Integer

Set Rst = New ADODB.Recordset
Rst.CursorLocation = adUseClient
Rst.Open "select username from [user]", Conn, adOpenStatic, adLockReadOnly, adCmdText
If Rst.EOF Then Exit Sub

For I = 1 To Rst.RecordCount
  cobUser.AddItem Rst.Fields(0)
  Rst.MoveNext
Next

Rst.Close
Set Rst = Nothing

End Sub

Private Sub Form_Unload(Cancel As Integer)
  Set frmLogin = Nothing
End Sub

Private Sub txtPWD_KeyPress(KeyAscii As Integer)
  If KeyAscii = 13 Then cmdEnter_Click
End Sub