判断目录是否存在

  if( !this->FolderExist(tmpUDataPath) )

{

this->CreateFolder(tmpUDataPath);

}

//建立目录

BOOL CreateFolder(CString strPath)

{

SECURITY_ATTRIBUTES attrib;

attrib.bInheritHandle = FALSE;

attrib.lpSecurityDescriptor = NULL;

attrib.nLength =sizeof(SECURITY_ATTRIBUTES);

//上面定义的属性可以省略。 直接return ::CreateDirectory( path, NULL); 即可

return ::CreateDirectory( strPath, &attrib);

} 

//目录是否存在

BOOL FolderExist(CString strPath)

{

WIN32_FIND_DATA   wfd;

BOOL rValue = FALSE;

HANDLE hFind = FindFirstFile(strPath, &wfd);

if ((hFind != INVALID_HANDLE_VALUE) && (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))

{

rValue = TRUE;   

}

FindClose(hFind);

return rValue;

}