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注册及反注册ActiveX Dll文件

原创 IT综合 作者:xelement 时间:2007-10-16 18:31:17 0 删除 编辑

代码主要演示在程序中注册及反注册ActiveX Dll文件,不是使用regsvr32.exe机制,你可以把这个代码封装成类,做成DLL,

[color=#ff00ff]'**************************************
'Windows API/全局声明
''**************************************
Private Declare Function LoadLibraryRegister Lib "KERNEL32" Alias "LoadLibraryA" (ByVal lpLibFileName As String) As Long

Private Declare Function FreeLibraryRegister Lib "KERNEL32" Alias "FreeLibrary" (ByVal hLibModule As Long) As Long

Private Declare Function CloseHandle Lib "KERNEL32" (ByVal hObject As Long) As Long

Private Declare Function GetProcAddressRegister Lib "KERNEL32" Alias "GetProcAddress" (ByVal hModule As Long, ByVal lpProcName As String) As Long

Private Declare Function CreateThreadForRegister Lib "KERNEL32" Alias "CreateThread" (lpThreadAttributes As Long, ByVal dwStackSize As Long, ByVal lpStartAddress As Long, ByVal lpparameter As Long, ByVal dwCreationFlags As Long, lpThreadID As Long) As Long

Private Declare Function WaitForSingleObject Lib "KERNEL32" (ByVal hHandle As Long, ByVal dwMilliseconds As Long) As Long

Private Declare Function GetExitCodeThread Lib "KERNEL32" (ByVal hThread As Long, lpExitCode As Long) As Long

Private Declare Sub ExitThread Lib "KERNEL32" (ByVal dwExitCode As Long)
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[color=#ff00ff]'**************************************
' 名称: ActiveX Dll 注册/反注册
' 描述:这个代码主要演示在程序中注册及反注册ActiveX Dll文件,不是使用regsvr32.exe机制,你可以把这个代码封装成类,做成DLL
' 输入:
' 返回:7 个标志
'***************************************
Option Explicit
Private Declare Function LoadLibraryRegister Lib "KERNEL32" Alias "LoadLibraryA" (ByVal lpLibFileName As String) As Long
Private Declare Function FreeLibraryRegister Lib "KERNEL32" Alias "FreeLibrary" (ByVal hLibModule As Long) As Long
Private Declare Function CloseHandle Lib "KERNEL32" (ByVal hObject As Long) As Long
Private Declare Function GetProcAddressRegister Lib "KERNEL32" Alias "GetProcAddress" (ByVal hModule As Long, ByVal lpProcName As String) As Long
Private Declare Function CreateThreadForRegister Lib "KERNEL32" Alias "CreateThread" (lpThreadAttributes As Long, ByVal dwStackSize As Long, ByVal lpStartAddress As Long, ByVal lpparameter As Long, ByVal dwCreationFlags As Long, lpThreadID As Long) As Long
Private Declare Function WaitForSingleObject Lib "KERNEL32" (ByVal hHandle As Long, ByVal dwMilliseconds As Long) As Long
Private Declare Function GetExitCodeThread Lib "KERNEL32" (ByVal hThread As Long, lpExitCode As Long) As Long
Private Declare Sub ExitThread Lib "KERNEL32" (ByVal dwExitCode As Long)

Private Const STATUS_WAIT_0 = &H0
Private Const WAIT_OBJECT_0 = ((STATUS_WAIT_0) + 0)
Private Const NOERRORS As Long = 0

Private Enum stRegisterStatus
stFileCouldNotBeLoadedIntoMemorySpace = 1
stNotAValidActiveXComponent = 2
stActiveXComponentRegistrationFailed = 3
stActiveXComponentRegistrationSuccessful = 4
stActiveXComponentUnRegisterSuccessful = 5
stActiveXComponentUnRegistrationFailed = 6
stNoFileProvided = 7
End Enum

'注册函数
Public Function Register(ByVal p_sFileName As String) As Variant
Dim lLib As Long
Dim lProcAddress As Long
Dim lThreadID As Long
Dim lSuccess As Long
Dim lExitCode As Long
Dim lThreadHandle As Long
Dim lRet As Long
On Error Goto ErrorHandler

If lRet = NOERRORS Then
If p_sFileName = "" Then
lRet = stNoFileProvided
End If
End If

If lRet = NOERRORS Then
lLib = LoadLibraryRegister(p_sFileName)

If lLib = 0 Then
lRet = stFileCouldNotBeLoadedIntoMemorySpace
End If
End If

If lRet = NOERRORS Then
lProcAddress = GetProcAddressRegister(lLib, "DllRegisterServer")

If lProcAddress = 0 Then
lRet = stNotAValidActiveXComponent
Else
lThreadHandle = CreateThreadForRegister(0, 0, lProcAddress, 0, 0, lThreadID)

If lThreadHandle <> 0 Then
lSuccess = (WaitForSingleObject(lThreadHandle, 10000) = WAIT_OBJECT_0)

If lSuccess = 0 Then
Call GetExitCodeThread(lThreadHandle, lExitCode)
Call ExitThread(lExitCode)
lRet = stActiveXComponentRegistrationFailed
Else
lRet = stActiveXComponentRegistrationSuccessful
End If
End If
End If
End If
ExitRoutine:
Register = lRet

If lThreadHandle <> 0 Then
Call CloseHandle(lThreadHandle)
End If

If lLib <> 0 Then
Call FreeLibraryRegister(lLib)
End If
Exit Function
ErrorHandler:
lRet = Err.Number
Goto ExitRoutine
End Function

'反注册函数
Public Function UnRegister(ByVal p_sFileName As String) As Variant
Dim lLib As Long
Dim lProcAddress As Long
Dim lThreadID As Long
Dim lSuccess As Long
Dim lExitCode As Long
Dim lThreadHandle As Long
Dim lRet As Long
On Error Goto ErrorHandler

If lRet = NOERRORS Then

If p_sFileName = "" Then
lRet = stNoFileProvided
End If
End If

If lRet = NOERRORS Then
lLib = LoadLibraryRegister(p_sFileName)

If lLib = 0 Then
lRet = stFileCouldNotBeLoadedIntoMemorySpace
End If
End If

If lRet = NOERRORS Then
lProcAddress = GetProcAddressRegister(lLib, "DllUnregisterServer")

If lProcAddress = 0 Then
lRet = stNotAValidActiveXComponent
Else
lThreadHandle = CreateThreadForRegister(0, 0, lProcAddress, 0, 0, lThreadID)

If lThreadHandle <> 0 Then
lSuccess = (WaitForSingleObject(lThreadHandle, 10000) = WAIT_OBJECT_0)

If lSuccess = 0 Then
Call GetExitCodeThread(lThreadHandle, lExitCode)
Call ExitThread(lExitCode)
lRet = stActiveXComponentUnRegistrationFailed
Else
lRet = stActiveXComponentUnRegisterSuccessful
End If
End If
End If
End If
ExitRoutine:
UnRegister = lRet


If lThreadHandle <> 0 Then
Call CloseHandle(lThreadHandle)
End If


If lLib <> 0 Then
Call FreeLibraryRegister(lLib)
End If
Exit Function
ErrorHandler:
lRet = Err.Number
Goto ExitRoutine
End Function
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注册时间:2007-12-11

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