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VB中定制DllRegisterServer、DllUnregisterServer
作者:武汉SEO闵涛  文章来源:敏韬网  点击数2488  更新时间:2009/4/23 15:43:03  文章录入:mintao  责任编辑:mintao

Dim tGUID As GUID, sCLSID As String

Dim iMajor As Integer, iMinor As Integer

Dim lCID As Long

Dim DllPath As String

  

   DllPath = GetModulePath(sLib)

   If bState Then

      '''' Basic automatically translates strings to Unicode Byte arrays

      '''' but doesn''''t null-terminate, so you must do it yourself

 

       suLib = DllPath & vbNullChar

 

      '''' Pass first byte of array

 

      errOK = LoadTypeLib(suLib(0), tlb)

 

      If errOK = 0 Then

        errOK = RegisterTypeLib(tlb, suLib(0), 0)

     

      End If

      RegTypelib = errOK

   Else

 

      Set cTLI = TLI.TypeLibInfoFromFile(DllPath)

      sCLSID = cTLI.GUID

      iMajor = cTLI.MajorVersion

      iMinor = cTLI.MinorVersion

      lCID = cTLI.lCID

      Set cTLI = Nothing

 

      suLib = sCLSID & vbNullChar

      errOK = CLSIDFromString(suLib(0), tGUID)

      If errOK = 0 Then

     

        

         errOK = UnRegisterTypeLib(tGUID, iMajor, iMinor, lCID, SYS_WIN32)

         RegTypelib = errOK

      End If

 

   End If

 

End Function

将工程编译成ComRegiterDll.dll,注册。这个库为公用库,所有需要重新定制DllRegisterServer、DllUnregisterServer的工程都可以方便的引用它来方便的完成注册和注销过程。

 

2、定制DllRegisterServer、DllUnregisterServer

         新建一个工程MyDll,引入ComRegiterDll.dll,添加一个MODULE mainmodule,在mainmodule中新建两个函数DllRegisterServer、DllUnregisterServer:

 

Declare Function MessageBox Lib "user32" Alias "MessageBoxA" (ByVal hwnd As Long, ByVal lpText As String, ByVal lpCaption As String, ByVal wType As Long) As Long

Public Function DllRegisterServer() As Long

    Dim ComReg As ComRegister

    Set ComReg = New ComRegister

‘加入你的处理代码

MessageBox 0, ”注册过程”, “MYDLL”,  0

 

    DllRegisterServer = ComReg.RegTypelib("MyDll", True)

End Function

 

Public Function DllUnregisterServer() As Long

    Dim ComReg As ComRegister

    Set ComReg = New ComRegister

‘加入你的处理代码

MessageBox 0, ”注销过程”, “MYDLL”,  0

 

    DllUnregisterServer = ComReg.RegTypelib("MyDll", False)

End Function

在程序目录中新建一个mydll.def,def文件内容如下:

LIBRARY MyDLL

DESCRIPTION "MyDLL - (C) Antonio Giuliana, 2004"

EXPORTS

        DllRegisterServer= ?DllRegisterServer@ mainmodule @@AAGXXZ

        DllUnregisterServer= ?DllUnregisterServer@ mainmodule @@AAGXXZ

保存,编译,运行regsvr32注册mydll你就发现弹出对话框“注册过程“

结束语

本人使用导出函数的方法引自:http://www.visual-basic.it/uploads/articoli/tecnici/agDllByVB.htm

本人在实现过程中还碰到了一些问题,就是在导出的函数过程中使用很多方法都会有限制,可能是由于VB的一下全局对象未初始化引起的,所以就把注册方法封装到ComRegisterDll.dll中,再去引用,如果不依靠ComRegisterDll.dll而直接将ComRegister放到要注册的DLL的单元中去引用就会出错,欢迎大家与我一起探讨这个问题的解决方案。

另:本人没有个人空间不方便把源码上传,如有需要可与本人联系:

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