VB动态调用API

[aa610384825]

如题,如何用LoadLibrary动态调用API?例如动态调用ShellExecute打开网页.最好有具体代码!

[笨狗先飞]

http://topic.csdn.net/u/20100326/18/8f87567c-a66e-4f91-b36f-164b30429672.html

[东方之珠]

《Call and Return Values From API functions by Name, without Declare》
http://www.freevbcode.com/ShowCode.Asp?ID=1863
http://www.freevbcode.com/code/APIByName.zip

[finaltest]

Mark,学习下。。。

[现在还是人类]

我的博客里有详细的代码范例
http://blog.csdn.net/SupermanKing/archive/2008/09/28/2992218.aspx

[舉杯邀明月]

路过顶贴…………

[dmder]

Create a new project and add this code to Form1
Private Declare Function FreeLibrary Lib "kernel32" (ByVal hLibModule As Long) As Long
Private Declare Function LoadLibrary Lib "kernel32" Alias "LoadLibraryA" (ByVal lpLibFileName As String) As Long
Private Declare Function GetProcAddress Lib "kernel32" (ByVal hModule As Long, ByVal lpProcName As String) As Long
Private Declare Function CallWindowProc Lib "user32" Alias "CallWindowProcA" (ByVal lpPrevWndFunc As Long, ByVal hWnd As Long, ByVal Msg As Any, ByVal wParam As Any, ByVal lParam As Any) As Long
Private Sub Form_Load()
On Error Resume Next
'KPD-Team 1999
'URL: http://www.allapi.net/
'E-Mail: [e-mail]
'We're going to call an API-function, without declaring it!
Dim lb As Long, pa As Long
'map 'user32' into the address space of the calling process.
Lb = LoadLibrary("user32")
'retrieve the address of 'SetWindowTextA'
pa = GetProcAddress(lb, "SetWindowTextA")
'Call the SetWindowTextA-function
CallWindowProc pa, Me.hWnd, "Hello !", ByVal 0&, ByVal 0&
'unmap the library's address
FreeLibrary lb
End Sub