frmlogon.frm

北大青鸟教学管理系统是学习规范编程范本.功能非常完备,代码编写有章法,不可多得

VERSION 5.00
Begin VB.Form frmLogin1 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "身份验证"
   ClientHeight    =   2370
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   3585
   ClipControls    =   0   'False
   BeginProperty Font 
      Name            =   "方正舒体"
      Size            =   9
      Charset         =   134
      Weight          =   400
      Underline       =   0   'False
      Italic          =   0   'False
      Strikethrough   =   0   'False
   EndProperty
   Icon            =   "frmLogon.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   ScaleHeight     =   2370
   ScaleWidth      =   3585
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton cmdExit 
      Caption         =   "关闭"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   2520
      TabIndex        =   3
      Top             =   1920
      Width           =   975
   End
   Begin VB.CommandButton cmdLogon 
      Caption         =   "登录"
      Default         =   -1  'True
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   1320
      TabIndex        =   2
      Top             =   1920
      Width           =   975
   End
   Begin VB.Frame Frame1 
      Caption         =   "用户登录"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   1695
      Left            =   120
      TabIndex        =   0
      Top             =   120
      Width           =   3360
      Begin VB.TextBox txtPassword 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   345
         IMEMode         =   3  'DISABLE
         Left            =   1200
         MaxLength       =   32
         PasswordChar    =   "*"
         TabIndex        =   1
         Top             =   1080
         Width           =   1935
      End
      Begin VB.ComboBox cmbUserName 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   300
         ItemData        =   "frmLogon.frx":0442
         Left            =   1200
         List            =   "frmLogon.frx":0444
         Style           =   2  'Dropdown List
         TabIndex        =   6
         Top             =   480
         Width           =   1935
      End
      Begin VB.Label Label2 
         AutoSize        =   -1  'True
         Caption         =   "用户名"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   180
         Left            =   240
         TabIndex        =   5
         Top             =   540
         Width           =   540
      End
      Begin VB.Label Label1 
         AutoSize        =   -1  'True
         Caption         =   "密  码"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   180
         Left            =   240
         TabIndex        =   4
         Top             =   1162
         Width           =   540
      End
   End
End
Attribute VB_Name = "frmLogin1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private Sub cmdExit_Click()
    End
End Sub

Private Sub cmdLogon_Click()
    If Login(cmbUserName.Text, txtPassword.Text) Then
        Unload Me
        Load frmMain
        frmMain.Show
        Rst.Close
    End If
    
End Sub
Private Sub Form_Load()     '初始化用户列表
    Set Rst = Nothing
    
    Call Fun_Rst("select * from sysuser")
    Rst.MoveFirst
    Do While Rst.EOF = False
        cmbUserName.AddItem Rst.Fields("UserName").Value
        Rst.MoveNext
    Loop
    cmbUserName.ListIndex = 0
End Sub