[MFC] 디렉토리 창 띄우기..

int CALLBACK MyBrowseCallbackProc(           HWND hwnd,           UINT uMsg,           LPARAM lParam,           LPARAM lpData           ) {  switch (uMsg)  {   case BFFM_INITIALIZED:    ::SendMessage( hwnd, BFFM_SETSELECTION, TRUE, lpData );   break;  }  return 0; } void CEmptyMFCDlg::DirectoryBrowerFunction() {  // Folder 찾기  LPITEMIDLIST pidl;  BROWSEINFO bi;  char root[MAX_PATH] = {0,};  char defaultd[MAX_PATH] = {0,};  memcpy( defaultd , "c:\\WinDDK\\" , MAX_PATH);  bi.hwndOwner      = NULL;  bi.pidlRoot       = NULL;  bi.pszDisplayName =  defaultd;  bi.lpszTitle      = "디렉토리를 선택하세요";  bi.ulFlags        = 0;  bi.lpfn           = MyBrowseCallbackProc;  bi.lParam         = (LPARAM)defaultd;  pidl = SHBrowseForFolder(&bi);  if (pidl == NULL) return;  SHGetPathFromIDList(pidl, root);  UpdateData(FALSE); }