Re: File/folder drag/drop on List control

From:
"Tom Serface" <tom.nospam@camaswood.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Tue, 10 Jun 2008 16:10:51 -0700
Message-ID:
<BC88D4EE-938C-4BB3-A961-51B77AF7164F@microsoft.com>
Here is some code that might help you get started, but basically, you have
an OnDropFiles() function, call DragAcceptFiles() and catch the WM_DROPFILES
message:

http://www.codeguru.com/cpp/controls/listview/dragdrop/article.php/c941/

// In message map
 ON_WM_DROPFILES()

// In OnInitDialog()
 DragAcceptFiles();

// Handler function
void CAddDataView::OnDropFiles(HDROP hDropInfo)
{
     CDialog::OnDropFiles(hDropInfo);
     SetForegroundWindow();

     for(UINT nThisFile = 0; nThisFile < nFiles; ++nThisFile, ++nIndex) {
          TCHAR szFile[_MAX_PATH];
          ::DragQueryFile(hDropInfo, nThisFile, szFile, _countof(szFile));
          DWORD nAttrs;
          if((nAttrs = ::GetFileAttributes(szFile)) !=
INVALID_FILE_ATTRIBUTES) {
                // Do something with file...
          }
    }
     ResetContent();
     ::DragFinish(hDropInfo);
}

Tom

"Steve" <steve@sv.sv> wrote in message
news:OhWIaZ0yIHA.4704@TK2MSFTNGP03.phx.gbl...

Hi,
I am using a List control in an MFC application. How do I enable drag &
drop of only files & folder on the List control (set to Report mode)?

Regards,
Steve

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