>>I'd like to know how to get a window handle (hWnd) in order to pass to Win32 API from VFP 5.0a.
>>
>>The below C-code is what I've been read from one of the thread:
>>
>>void GetObjectWHandle(ParamBlk *parm)
>>{
>> HWND hWnd;
>> MHANDLE mhWnd;
>>
>> mhWnd=_WGetObjectWindow(&(parm->p[0].val));
>> hWnd=_WhToHwnd(mhWnd);
>> _RetInt((LONG)hWnd,8);
>>}
>>
>>Then, what is the parameter type sould be specified in the FoxInfo ?
>>
>>FoxInfo myFoxInfo[] = {
>> {"GETHWND",(FPFI) GetObjectWHandle, 1, "I"},
>>};
>>
>>Once the .Fll have been created, what should I pass to it from a VFP form ?
>>
>>In Visual FoxPro:
>>
>>Set library to fll.fll
>>hWnd=GETHWND(Thisform) && doesn't work, type miss match
>>
>>hWnd=GETHWND(_screen.activeform) && doesn't work. 'ACTIVEFORM' is not && an object
>>
>>Thanks in advance.
>
>I use three functions in to get this information. The main window can be retrieved using MainhWnd(). Forms use:
>* Or ThisForm.Caption or a literal string
>lnwhandle = _WFindTitl(_SCREEN.ActiveForm.Caption)
>lnhWnd = _WhTohWnd(lnwhandle)
>hth,
Thanks for your response. It works, but the caption of form must be convert to uppercase.