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用VB6.0自制压缩与解压缩程序(三)         ★★★★

用VB6.0自制压缩与解压缩程序(三)

作者:闵涛 文章来源:闵涛的学习笔记 点击数:2855 更新时间:2009/4/23 15:43:22

 

用记事本打开modMain.bas文件,copy以下内容到其中:

 

Attribute VB_Name = "modMain"

 

'''' ==============================================

'''' 信息打包与展开 (启动模块)

''''

'''' 功能 :利用系统所存在的资源自作压缩与解压缩程序

''''

'''' 作    者 :谢家峰

'''' 整理日期 :2004-08-08

'''' Email    :douhapy@sina.com

''''

'''' ==============================================

''''

Option Explicit

 

Public WindowsPath As String

Public WindowsSysPath As String

 

Sub Main()

  Dim BootTrapPath As String

  Dim SetupFilePath As String

  Dim regExeFilePath As String

 

  Dim regInfo() As String

  Dim regStr() As String

  Dim regFileName As String

  Dim str As String

   

  Dim resultat As Long

  Dim resultat2 As Long

  Dim res As Double

  Dim startinfo As STARTUPINFO

  Dim procinfo As PROCESS_INFORMATION

  Dim secu As SECURITY_ATTRIBUTES

 

  Dim i As Integer

 

  If App.PrevInstance Then MsgBox "系统已启动!", , App.EXEName: End

  ''''获得系统安装目录

  WindowsPath = GetWindowsDir

  WindowsSysPath = GetWindowsSysDir

 

  Load frmMain

  frmMain.Show

End Sub

 

用记事本打开modAPI.bas文件,copy以下内容到其中:

 

Attribute VB_Name = "modAPI"

 

'''' ==============================================

'''' 信息打包与展开 (所调用的API及通用函数模块)

''''

'''' 功能 :利用系统所存在的资源自作压缩与解压缩程序

''''

'''' 作    者 :谢家峰

'''' 整理日期 :2004-08-08

'''' Email    :douhapy@sina.com

''''

'''' ==============================================

''''

Option Explicit

 

Public Declare Function GetPrivateProfileString Lib "kernel32" Alias "GetPrivateProfileStringA" (ByVal lpApplicationName As String, ByVal lpKeyName As Any, ByVal lpDefault As String, ByVal lpReturnedString As String, ByVal nSize As Long, ByVal lpFileName As String) As Long

Public Declare Function WritePrivateProfileString Lib "kernel32" Alias "WritePrivateProfileStringA" (ByVal lpApplicationName As String, ByVal lpKeyName As Any, ByVal lpString As Any, ByVal lpFileName As String) As Long

 

Public Declare Function CreateProcess Lib "kernel32" Alias "CreateProcessA" (ByVal lpApplicationName As String, ByVal lpCommandLine As String, lpProcessAttributes As SECURITY_ATTRIBUTES, lpThreadAttributes As SECURITY_ATTRIBUTES, ByVal bInheritHandles As Long, ByVal dwCreationFlags As Long, lpEnvironment As Any, ByVal lpCurrentDriectory As String, lpStartupInfo As STARTUPINFO, lpProcessInformation As PROCESS_INFORMATION) As Long

Public Declare Function WaitForSingleObject Lib "kernel32" (ByVal hHandle As Long, ByVal dwMilliseconds As Long) As Long

Public Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long

 

Public Declare Function GetShortPathName Lib "kernel32" Alias "GetShortPathNameA" (ByVal lpszLongPath As String, ByVal lpszShortPath As String, ByVal cchBuffer As Long) As Long

Public Declare Function GetWindowsDirectory Lib "kernel32" Alias "GetWindowsDirectoryA" (ByVal lpbuffer As String, ByVal nSize As Long) As Long

Public Declare Function GetSystemDirectory Lib "kernel32" Alias "GetSystemDirectoryA" (ByVal lpbuffer As String, ByVal nSize As Long) As Long

 

Public Const gstrSEP_DIR$ = "\"

Public Const gstrSEP_URLDIR$ = "/"

Public Const gintMAX_SIZE% = 255

 

Public Const INFINITE = &HFFFF

 

Public Type STARTUPINFO

    cb As Long

    lpReserved As String

    lpDesktop As String

    lpTitle As String

    dwX As Long

    dwY As Long

    dwXSize As Long

    dwYSize As Long

    dwXCountChars As Long

 &nbs

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