Re: Remove a non-empty directory tree a la Bob Moore

From:
"AliR \(VC++ MVP\)" <AliR@online.nospam>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 10 Mar 2008 15:14:38 GMT
Message-ID:
<yfcBj.15604$Ej5.15445@newssvr29.news.prodigy.net>
Here is my delete directory function:

inline void DeleteFiles(CString filename)
{
SHFILEOPSTRUCT file;
TCHAR *delfile = new TCHAR[filename.GetLength() + 1];

   _tcscpy_s(delfile,filename.GetLength()+1,filename);
   delfile[_tcslen(delfile)+1]=NULL;

   file.hwnd=::GetActiveWindow();
   file.wFunc=FO_DELETE;
   file.pFrom=delfile;
   file.pTo=NULL;
   file.fFlags=FOF_NOCONFIRMATION | FOF_SIMPLEPROGRESS;
   file.fAnyOperationsAborted=0;
   file.hNameMappings=NULL;
   file.lpszProgressTitle=_T("Delete My Files");

   SHFileOperation(&file);
   delete delfile;
}

AliR.

"Gerry Murphy" <gerry_murphy@comcast.net> wrote in message
news:uBW18zqgIHA.5752@TK2MSFTNGP03.phx.gbl...

I'm currently rewriting some old and very bad code and came upon a routine
where the original programmer went the long way 'round the barn to delete
a non-empty directory.

I remembered Bob Moore had a tip on his excellent website and looked that
up. It's pretty straightforward:

SHFILEOPSTRUCT sh;

sh.hwnd = GetSafeHwnd();
sh.wFunc = FO_DELETE;
sh.pFrom = "c:\\test\0";
sh.pTo = NULL;
sh.fFlags = FOF_NOCONFIRMATION | FOF_SILENT;
sh.hNameMappings = 0;
sh.lpszProgressTitle = NULL;

SHFileOperation (&sh);

Works fine too. But I wanted to update the code further and us a CString
to hold the "from" directory.
I can't get it to work. I keep getting the 0x402 generic error ( This is
VC6 under XP).

I've tried calling GetBuffer() and all the possible casts I can think
of.without success.
Since in this case the directory path is being built programatically I'd
really like to avoid char buffers.

Does anyone have any insight into this?

TIA,

Gerry Murphy

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