MFC选择文件(夹)按钮实现

MFC选择文件(夹)按钮实现

选择文件(夹)

 void CFileSelectDlg::OnBnClickedButtonSelect()

 {

     if(((CButton*)(GetDlgItem(IDC_RADIO_FILE)))->GetCheck())

     {

         char strExt[] = "dat";//设置文件的读取类型

         CString szFilter = "GeoTiff Files (*.dat)|*.dat|All Files (*.*)|*.*||";

         SelectFile(strExt,szFilter);

     }

     else

     {

         CString floder = SelectFolder();

         SetDlgItemText(IDC_EDIT_PATH,floder);

     }

 }

选择文件

 bool CFileSelectDlg::SelectFile(char* strExt,CString const& szFilter)

 {

     CFileDialog    dlg(TRUE,strExt,NULL,OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_ALLOWMULTISELECT,szFilter);

     dlg.m_ofn.lpstrTitle = "请选择缓存文件";

     CString inPath;

     CArray<CString,CString> aryFilename;

     if(dlg.DoModal() == IDOK)

     {

         CString filenames;

         POSITION posFile = dlg.GetStartPosition();

         while(posFile != NULL)

         {

             aryFilename.Add(dlg.GetNextPathName(posFile));

         }

     }

     int SelFileNum = aryFilename.GetSize();

     if(SelFileNum==)

     {

         AfxMessageBox("没有选择缓存文件");

         return false;

     }

     return true;

 }

选择文件夹

 CString CFileSelectDlg::SelectFolder()

 {

     TCHAR            szFolderPath[] = {};

     CString          strFolderPath;

     BROWSEINFO       sInfo;

     ::ZeroMemory(&sInfo,sizeof(BROWSEINFO));

     sInfo.pidlRoot = ;

     sInfo.lpszTitle = "请选择缓存文件所在文件夹";

     sInfo.ulFlags = BIF_RETURNONLYFSDIRS | BIF_EDITBOX |BIF_DONTGOBELOWDOMAIN;

     sInfo.lpfn = NULL;

     LPITEMIDLIST    lpidlBrowse = ::SHBrowseForFolder(&sInfo);

     if(lpidlBrowse != NULL)

     {

         if(::SHGetPathFromIDListA(lpidlBrowse,szFolderPath))

         {

             strFolderPath = szFolderPath;

         }

     }

     if(lpidlBrowse != NULL)

     {

         ::CoTaskMemFree(lpidlBrowse);

     }

     return strFolderPath;

 }