C / C++ / MFC

//////////////////
// Get flags for custom filtering: Only enumerate folders. This is only
// called when custom filtering is used.
//
HRESULT CMyFolderDialog::OnGetEnumFlags(IShellFolder* psf, LPCITEMIDLIST pidlFolder,
	DWORD *pgrfFlags)
{
	BFTRACE(_T("CMyFolderDialog::OnGetEnumFlags\n"));
	
	*pgrfFlags = SHCONTF_FOLDERS; // show only folders
	
	return S_OK;
}

//////////////////
// Determine whether to display item: doesn't actually do anything, just
// illustrates the function in action through TRACE diagnostics.
//
HRESULT CMyFolderDialog::OnShouldShow(IShellFolder* psf,
	LPCITEMIDLIST pidlFolder,
	LPCITEMIDLIST pidlItem)
{
	BFTRACE(_T("CMyFolderDialog::OnShouldShow(%p): %s: %s"),
		psf, GetPathName(pidlFolder), GetDisplayNameOf(psf, pidlItem, SHGDN_NORMAL));

	SFGAOF attrs;
	psf->GetAttributesOf(1, &pidlItem, &attrs);
	BOOL bShow = attrs & (SFGAO_FILESYSTEM | SFGAO_HASSUBFOLDER);
	
	BFTRACE(_T(" [attrs: %08x]: %s\n"), attrs, bShow ? _T("Yes") : _T("No"));
	

	return bShow ? S_OK : S_FALSE;
}

Tarek Jabri wrote:

i need to notify the parent dialog that a click happend at the child dialog?

ustclover wrote:

when I view the memory, szTemp1 and szTemp2 have the same content,
and both of them end with '\0'.