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📄 frmlogin.frm

📁 自己用vb开发的局域网考试系统
💻 FRM
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VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "登录"
   ClientHeight    =   2385
   ClientLeft      =   2835
   ClientTop       =   3480
   ClientWidth     =   4380
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1409.137
   ScaleMode       =   0  'User
   ScaleWidth      =   4112.583
   StartUpPosition =   2  '屏幕中心
   Begin VB.TextBox txtUserCode 
      Appearance      =   0  'Flat
      BackColor       =   &H00E8F4F8&
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000000&
      Height          =   375
      Left            =   1395
      TabIndex        =   1
      Text            =   "1"
      Top             =   510
      Width           =   2115
   End
   Begin VB.TextBox txtPassword 
      Appearance      =   0  'Flat
      BackColor       =   &H00E8F4F8&
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000000&
      Height          =   375
      IMEMode         =   3  'DISABLE
      Left            =   1410
      PasswordChar    =   "*"
      TabIndex        =   2
      Top             =   1050
      Width           =   2115
   End
   Begin VB.Label cmdOK 
      Alignment       =   2  'Center
      Appearance      =   0  'Flat
      BackColor       =   &H00E0E0E0&
      BorderStyle     =   1  'Fixed Single
      Caption         =   "确定"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H80000008&
      Height          =   345
      Left            =   990
      MouseIcon       =   "frmLogin.frx":0000
      MousePointer    =   99  'Custom
      TabIndex        =   6
      Top             =   1755
      Width           =   975
   End
   Begin VB.Label CmdCanCel 
      Alignment       =   2  'Center
      Appearance      =   0  'Flat
      BackColor       =   &H00E0E0E0&
      BorderStyle     =   1  'Fixed Single
      Caption         =   "取消"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H80000008&
      Height          =   345
      Left            =   2655
      MouseIcon       =   "frmLogin.frx":0442
      MousePointer    =   99  'Custom
      TabIndex        =   5
      Top             =   1755
      Width           =   975
   End
   Begin VB.Label lblLabels 
      Appearance      =   0  'Flat
      AutoSize        =   -1  'True
      BackColor       =   &H80000005&
      BackStyle       =   0  'Transparent
      Caption         =   "密码:"
      BeginProperty Font 
         Name            =   "楷体_GB2312"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000000&
      Height          =   285
      Index           =   1
      Left            =   600
      TabIndex        =   4
      Top             =   1080
      Width           =   960
   End
   Begin VB.Label LabTitle 
      Alignment       =   2  'Center
      BackStyle       =   0  'Transparent
      Caption         =   "考试前台系统登录"
      BeginProperty Font 
         Name            =   "楷体_GB2312"
         Size            =   12
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000000&
      Height          =   270
      Left            =   0
      TabIndex        =   3
      Top             =   120
      Width           =   4320
   End
   Begin VB.Label lblLabels 
      Appearance      =   0  'Flat
      AutoSize        =   -1  'True
      BackColor       =   &H80000005&
      BackStyle       =   0  'Transparent
      Caption         =   "员工编号:"
      BeginProperty Font 
         Name            =   "楷体_GB2312"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000000&
      Height          =   285
      Index           =   0
      Left            =   0
      TabIndex        =   0
      Top             =   555
      Width           =   1575
   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
End Sub
Private Sub Form_Unload(Cancel As Integer)
  Unload Me
  
End Sub
Private Sub Form_Load()
 
Set LocalConn = New Connection
LocalConn.CursorLocation = adUseClient
LocalConn.ConnectionString = "Provider=MSDASQL.1;Persist Security Info=False;User ID=sa;Data Source=kaoshi;Initial Catalog=kaoshi"
LocalConn.Open


 On Error GoTo lin:
  ConnString = "Provider=MSDASQL.1;Persist Security Info=False;User ID=sa;Data Source=kaoshi;Initial Catalog=kaoshi"

 frmLogin.Show

 Exit Sub
 
lin:
 MsgBox "数据库连接失败,请重新配置服务器连接信息!或者查看SQL Server是否已经启动!"

 Unload Me

End Sub

Private Sub cmdOK_Click()
'   Dim ConnDB As String
'   ConnDB = "PROVIDER=Microsoft.Jet.OLEDB.4.0;Data Source=" + App.Path + "\question.mdb;Jet OLEDB:"
   
   If txtUserCode.Text = "" Then
     MsgBox "请输入你的考号!"
     Exit Sub
   End If
   Dim adoRS As Recordset
   Set adoRS = New Recordset
   adoRS.CursorLocation = adUseClient

   adoRS.Open "select pass,id from kaosheng where code='" + txtUserCode.Text + "'", LocalConn, adOpenStatic, adLockOptimistic
   'adoRS.Open "kaosheng", ConnString, adOpenStatic, adLockOptimistic
   If adoRS.EOF Then
     MsgBox "学生库里没有这个学号学生,请检查你的输入是否有错!"
     txtUserCode.SetFocus
     SendKeys "{Home}+{End}"
     Exit Sub
    Else
     If txtPassword <> adoRS.Fields("pass") Then
       MsgBox "无效的密码,请重试!", , "登录"
       txtPassword.SetFocus
       SendKeys "{Home}+{End}"
       Exit Sub
      Else
       '登录
       StudentID = Trim(Str(adoRS.Fields("id").Value))
       FrmMain.Show
'       FrmClient.M_Login.Enabled = False
     End If
   End If
   
  Unload Me
End Sub




'Private Sub Form_Load()
'   ConnString = "Provider=MSDASQL.1;Persist Security Info=False;User ID=sa;Data Source=kaoshi;Initial Catalog=kaoshi"
'End Sub

Private Sub LabTitle_MouseDown(Button As Integer, Shift As Integer, x As Single, y As Single)
         ReleaseCapture
 Dim ret As Long
  ret = SendMessage(Me.hwnd, WM_SYSCOMMAND, SC_MOVE + HTCAPTION, 0)

End Sub

Private Sub txtPassword_KeyPress(KeyAscii As Integer)
   If KeyAscii = 39 Then KeyAscii = -24145

End Sub

Private Sub txtUserCode_KeyPress(KeyAscii As Integer)
    If KeyAscii = 39 Then KeyAscii = -24145

End Sub

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