frmlogin.frm

这是一本学习串口编程喝计算机监控的好书里面是用VB开发的源代码

VERSION 5.00
Begin VB.Form frmLogin 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "Login"
   ClientHeight    =   1545
   ClientLeft      =   2835
   ClientTop       =   3480
   ClientWidth     =   3750
   Icon            =   "frmLogin.frx":0000
   LinkTopic       =   "Form1"
   LockControls    =   -1  'True
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   912.837
   ScaleMode       =   0  'User
   ScaleWidth      =   3521.047
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  'CenterScreen
   Begin VB.TextBox txtUserName 
      Height          =   345
      IMEMode         =   3  'DISABLE
      Left            =   1290
      PasswordChar    =   "*"
      TabIndex        =   1
      Top             =   135
      Width           =   2325
   End
   Begin VB.CommandButton cmdOK 
      Caption         =   "OK"
      Default         =   -1  'True
      Height          =   390
      Left            =   240
      TabIndex        =   4
      Top             =   1020
      Width           =   1020
   End
   Begin VB.CommandButton cmdCancel 
      Cancel          =   -1  'True
      Caption         =   "Cancel"
      Height          =   390
      Left            =   2520
      TabIndex        =   5
      Top             =   1020
      Width           =   1020
   End
   Begin VB.TextBox txtPassword 
      Height          =   345
      IMEMode         =   3  'DISABLE
      Left            =   1290
      PasswordChar    =   "*"
      TabIndex        =   3
      Top             =   525
      Width           =   2325
   End
   Begin VB.Label lblLabels 
      Caption         =   "&User Name:"
      Height          =   270
      Index           =   0
      Left            =   105
      TabIndex        =   0
      Top             =   150
      Width           =   1080
   End
   Begin VB.Label lblLabels 
      Caption         =   "&Password:"
      Height          =   270
      Index           =   1
      Left            =   105
      TabIndex        =   2
      Top             =   540
      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 Sub cmdCancel_Click()
  Unload Me
End Sub

Private Sub cmdOK_Click()
  'check for correct password
  Dim strPassword As String
    
  strPassword = "123456"
  If txtPassword = strPassword And txtUserName = "user" Then
    Unload Me
    frmMain.Show
  Else
    MsgBox "Invalid Password, try again!", vbExclamation + vbOKOnly, "Login"
    txtPassword.SetFocus
    SendKeys "{Home}+{End}"
  End If
End Sub

Private Sub Form_Load()
  Me.Caption = Me.Caption + " (" + Format(Date, "yyyy-mm-dd:") + Trim(Str(Weekday(Date, vbMonday))) + ")"
End Sub