递归删除目录

BOOL DeleteFolder(CString strFolder,BOOL bSelf/*=TRUE*/)
{
    CFileFind finder;
    CString strWildcard(strFolder);
    strWildcard += _T("\*.*");
    BOOL bWorking = finder.FindFile(strWildcard);
    if (!bWorking)
    {
        finder.Close();
        return FALSE;
    }
    BOOL bSuc=TRUE;
    while(bWorking)
    {
        bWorking = finder.FindNextFile();
        if (finder.IsDots())
            continue;
        if (finder.IsDirectory())
        {
            CString str = finder.GetFilePath();
            if (!DeleteFolder(str,TRUE))
            {
                bSuc = FALSE;
                break;
            }
        }
        else
        {
            CString str = finder.GetFileName();
            str = strFolder + _T("\") + str;
            BOOL bSuccess = ::DeleteFile(str);
            if (!bSuccess)
            {
                bSuc = FALSE;
                break;
            }
        }
    }
    finder.Close();
    if (bSuc && bSelf)
    {
        bSuc = ::RemoveDirectory(strFolder);
    }
    return bSuc;
}