登录窗口.frm

一个设计齿轮变位系数的程序

VERSION 5.00
Begin VB.Form 登录窗口 
   BackColor       =   &H00FFC0C0&
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "登录窗口"
   ClientHeight    =   1995
   ClientLeft      =   2835
   ClientTop       =   3480
   ClientWidth     =   4155
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1178.712
   ScaleMode       =   0  'User
   ScaleWidth      =   3901.32
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton CmdOk 
      BackColor       =   &H00FFC0FF&
      Caption         =   "登录"
      Default         =   -1  'True
      BeginProperty Font 
         Name            =   "华文彩云"
         Size            =   15
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   600
      MaskColor       =   &H00808000&
      Style           =   1  'Graphical
      TabIndex        =   1
      Top             =   1320
      Width           =   1215
   End
   Begin VB.CommandButton cmdCancel 
      BackColor       =   &H00FFC0FF&
      Cancel          =   -1  'True
      Caption         =   "取消"
      BeginProperty Font 
         Name            =   "华文彩云"
         Size            =   15
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   2400
      MaskColor       =   &H00808000&
      Style           =   1  'Graphical
      TabIndex        =   2
      Top             =   1320
      Width           =   1215
   End
   Begin VB.TextBox txtUserName 
      BackColor       =   &H00C0FFFF&
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00FF0000&
      Height          =   345
      Left            =   1290
      TabIndex        =   3
      Text            =   "zzw"
      Top             =   135
      Width           =   2565
   End
   Begin VB.TextBox txtPassword 
      BackColor       =   &H00C0FFFF&
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00FF0000&
      Height          =   345
      IMEMode         =   3  'DISABLE
      Left            =   1290
      PasswordChar    =   "*"
      TabIndex        =   0
      Text            =   "123"
      Top             =   765
      Width           =   2565
   End
   Begin VB.Label lblLabels 
      BackColor       =   &H00FFC0C0&
      Caption         =   "用户名(&U):"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   270
      Index           =   0
      Left            =   105
      TabIndex        =   4
      Top             =   240
      Width           =   1290
   End
   Begin VB.Label lblLabels 
      BackColor       =   &H00FFC0C0&
      Caption         =   "密  码(&P):"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   270
      Index           =   1
      Left            =   105
      TabIndex        =   5
      Top             =   840
      Width           =   1080
   End
End
Attribute VB_Name = "登录窗口"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim LoginSucceeded As Boolean
Private Sub cmdCancel_Click()
        Beep
    Dim UR As Integer
    UR = MsgBox("您要离开本程序吗？", vbYesNo + vbQuestion + vbDefaultButton2, "您想.....")
    Select Case UR
           Case 7
                Beep
                LoginSucceeded = False
                txtPassword.SetFocus
                SendKeys "{Home}+{End}"
            Case 6
                Me.Hide
                End
                Unload Me
    End Select
    '设置全局变量为 false
End Sub
Private Sub cmdOK_Click()
    '检查正确的密码
    If txtUserName = "zzw" And txtPassword = "123" Or txtUserName = "ff" And txtPassword = "123456" Then
        '将代码放在这里传递
        '设置全局变量时最容易的
        LoginSucceeded = True
        Me.Hide
        '继续程序
        '加载参数窗口
        Load 参数输入
        参数输入.Show
    Else: Beep
          MsgBox "无效的密码，请重试!", , "登录"
          txtPassword.SetFocus
          SendKeys "{Home}+{End}"
    End If
End Sub




Private Sub txtPassword_GotFocus()
txtPassword.SetFocus
 SendKeys "{Home}+{End}"
End Sub