frmlogin.frm

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VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "登录"
   ClientHeight    =   1950
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   4065
   Icon            =   "frmLogin.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1950
   ScaleWidth      =   4065
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  '屏幕中心
   Tag             =   "1032"
   Begin VB.CommandButton cmdCancel 
      Cancel          =   -1  'True
      Caption         =   "取消"
      Height          =   360
      Left            =   2100
      TabIndex        =   4
      Tag             =   "1036"
      Top             =   1020
      Width           =   1140
   End
   Begin VB.CommandButton cmdOK 
      Caption         =   "确定"
      Default         =   -1  'True
      Height          =   360
      Left            =   495
      TabIndex        =   3
      Tag             =   "1035"
      Top             =   1020
      Width           =   1140
   End
   Begin VB.TextBox txtPassword 
      Height          =   270
      IMEMode         =   3  'DISABLE
      Left            =   1305
      PasswordChar    =   "*"
      TabIndex        =   2
      Text            =   "admin"
      Top             =   525
      Width           =   2325
   End
   Begin VB.TextBox txtUserName 
      Height          =   270
      Left            =   1305
      TabIndex        =   1
      Text            =   "admin"
      Top             =   135
      Width           =   2325
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      Caption         =   "注：默认用户名密码为：admin/admin"
      ForeColor       =   &H8000000D&
      Height          =   180
      Left            =   240
      TabIndex        =   6
      Top             =   1560
      Width           =   2970
   End
   Begin VB.Label lblLabels 
      Caption         =   "密码(&P):"
      Height          =   248
      Index           =   1
      Left            =   105
      TabIndex        =   0
      Tag             =   "1034"
      Top             =   540
      Width           =   1080
   End
   Begin VB.Label lblLabels 
      Caption         =   "用户名(&U):"
      Height          =   248
      Index           =   0
      Left            =   105
      TabIndex        =   5
      Tag             =   "1033"
      Top             =   150
      Width           =   1080
   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 Declare Function GetUserName Lib "advapi32.dll" Alias "GetUserNameA" (ByVal lpbuffer As String, nSize As Long) As Long

Public OK As Boolean
Dim m_Admin As New clsAdmin
Dim m_nErrCount As Integer


Private Sub Form_Load()
  m_nErrCount = 0
End Sub


Private Sub cmdCancel_Click()
  OK = False
  Me.Hide
End Sub

Private Sub cmdOK_Click()
  'ToDo: 创建测试密码是否正确
  '检查正确密码
  Dim Account As String
  Dim Pwd As String
  Account = RealString(txtUserName.Text)
  Pwd = RealString(txtPassword.Text)
  '判断密码是否正确
  If Not m_Admin.CheckPwd(Account, Pwd) Then
    m_nErrCount = m_nErrCount + 1
    If m_nErrCount >= 3 Then
      MsgBox "输入密码错误次数太多，请稍后重试", vbExclamation
      End
    End If
    MsgBox "密码错误，再试一次！还有 " & 3 - m_nErrCount & " 次机会，注意密码区分大小写", vbCritical, "登录"
    txtPassword.SetFocus
    txtPassword.SelStart = 0
    txtPassword.SelLength = Len(txtPassword.Text)
  Else
    OK = True
    g_Account = Account
    Me.Hide
  End If
  
End Sub