RE: Push button in a dialog box for exploring path.

=?Utf-8?B?RGF1bQ==?= <>
Sat, 19 Sep 2009 22:37:01 -0700
I used the way below which are from internet and it works.

But I don't know if it is the best way.



#include "shlobj.h"
#include <string>

bool GetFolder(std::string& folderpath,
               const char* szCaption = NULL,
               HWND hOwner = NULL)
   bool retVal = false;

   // The BROWSEINFO struct tells the shell
   // how it should display the dialog.
   memset(&bi, 0, sizeof(bi));

   bi.ulFlags = BIF_USENEWUI;
   bi.hwndOwner = hOwner;
   bi.lpszTitle = szCaption;

   // must call this if using BIF_USENEWUI

   // Show the dialog and get the itemIDList for the
   // selected folder.
   LPITEMIDLIST pIDL = ::SHBrowseForFolder(&bi);

   if(pIDL != NULL)
      // Create a buffer to store the path, then
      // get the path.
      char buffer[_MAX_PATH] = {'\0'};
      if(::SHGetPathFromIDList(pIDL, buffer) != 0)
         // Set the string value.
         folderpath = buffer;
         retVal = true;

      // free the item id list


   return retVal;
// CDialogCreateVolume message handlers
void CDialogCreateVolume::OnCreatVolumePath()

     CString folderPath;
    std::string szPath("");

    if (GetFolder(szPath, "Select a folder.") == true)
        folderPath = CString (szPath.c_str());
        MessageBox("No folder selected!\n");

"Daum" wrote:

My dialog box has a combo box that gets a path string from key board input.

Also, the dialog box has a push button that pop-ups browsing folder dialog
so that users can select a path using a mouse instead of key board input.

Q) How to make pop-up the browsing folders? I believe the "browsing folder"
dialog is already built in by MFC.

 Q) Also, how to get the user selection from the pop-ups browsing folders?

Thank you so much for the help.

- Daum

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