crc32.frm

不错的一个VB菜单设计 界面和功能都不错

VERSION 5.00
Object = "*\A..\SOURCE\FAST2005.vbp"
Begin VB.Form frmCRC32 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "Compute CRC32"
   ClientHeight    =   2370
   ClientLeft      =   3900
   ClientTop       =   3405
   ClientWidth     =   4050
   Icon            =   "CRC32.frx":0000
   LinkTopic       =   "CRC32"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   PaletteMode     =   1  'UseZOrder
   ScaleHeight     =   2370
   ScaleWidth      =   4050
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  'CenterScreen
   Begin VB.TextBox txtCRC 
      BackColor       =   &H8000000F&
      Height          =   330
      Left            =   90
      Locked          =   -1  'True
      TabIndex        =   2
      Top             =   1350
      Width           =   3840
   End
   Begin VB.TextBox txtTextCRC 
      Height          =   1005
      Left            =   90
      MultiLine       =   -1  'True
      TabIndex        =   1
      Text            =   "CRC32.frx":0442
      Top             =   180
      Width           =   3840
   End
   Begin VB.CommandButton cmdCompute 
      Caption         =   "&Calc CRC"
      Default         =   -1  'True
      Height          =   360
      Left            =   1485
      TabIndex        =   0
      Top             =   1890
      Width           =   1095
   End
   Begin FLWData.FWCRC32 objCRC32 
      Left            =   3225
      Top             =   1800
      _ExtentX        =   820
      _ExtentY        =   820
   End
End
Attribute VB_Name = "frmCRC32"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private Sub cmdCompute_Click()
  Dim lngSeed  As Long
  Dim lngCRC   As Long
  
  lngSeed = objCRC32.InitCRC32(&HEDB88320, &HFFFFFFFF)
  lngCRC = objCRC32.AddCRC32(txtTextCRC.Text, lngSeed)
  txtCRC.Text = "CRC32 Value " & Hex(objCRC32.GetCrc32(lngCRC))
End Sub