MFC 另存为

//选择保存文件的路径
void MainDlg::OnBnClickedButtonNewhold()
{
// TODO: 在此添加控件通知处理程序代码
BROWSEINFO broInfo = {0};
TCHAR       szDisName[MAX_PATH] = {0};


broInfo.hwndOwner = this->m_hWnd;
broInfo.pidlRoot  = NULL;
broInfo.pszDisplayName = szDisName;
broInfo.lpszTitle = _T("选择保存路径");
broInfo.ulFlags   = BIF_NEWDIALOGSTYLE | BIF_DONTGOBELOWDOMAIN
| BIF_BROWSEFORCOMPUTER | BIF_RETURNONLYFSDIRS | BIF_RETURNFSANCESTORS;
broInfo.lpfn      = NULL;
broInfo.lParam    = NULL;
broInfo.iImage    = IDR_MAINFRAME;


LPITEMIDLIST pIDList = SHBrowseForFolder(&broInfo);
if (pIDList != NULL)
{
memset(szDisName, 0, sizeof(szDisName));
SHGetPathFromIDList(pIDList, szDisName);
m_strFolderPath = szDisName; //m_strFolderPath 为点击保存的文件路径
}
}