windows-nt/Source/XPSP1/NT/ds/security/services/ca/ocmsetup/browsedi.cpp
2020-09-26 16:20:57 +08:00

105 lines
2.1 KiB
C++

//+-------------------------------------------------------------------------
//
// Microsoft Windows
//
// Copyright (C) Microsoft Corporation, 1997 - 1999
//
// File: browsedi.cpp
//
//--------------------------------------------------------------------------
//
// BrowseDir.cpp
//
#include "pch.cpp"
#pragma hdrstop
#include <shlobj.h>
#define __dwFILE__ __dwFILE_OCMSETUP_BROWSEDI_CPP__
int
InitStartDir(
HWND hwnd,
UINT uMsg,
LPARAM lParam,
LPARAM lpData)
{
// we just capture Init Message
if (BFFM_INITIALIZED == uMsg)
{
// we expect lpData to be our start path
SendMessage(hwnd, BFFM_SETSELECTION, (WPARAM)TRUE, lpData);
}
return 0;
}
BOOL BrowseForDirectory(
HWND hwndParent,
LPCTSTR pszInitialDir,
LPTSTR pszBuf,
int cchBuf,
LPCTSTR pszDialogTitle,
BOOL bRemoveTrailingBackslash )
{
LPITEMIDLIST pItem = NULL;
TCHAR szPath[MAX_PATH+1];
BOOL bGotLocation = FALSE;
BROWSEINFO bi;
ZeroMemory(&bi, sizeof(bi));
bi.hwndOwner = hwndParent;
// initial folder
if (pszInitialDir != NULL)
{
bi.lpfn = InitStartDir;
bi.lParam = (LPARAM)pszInitialDir;
}
bi.pszDisplayName = szPath;
bi.lpszTitle = pszDialogTitle;
bi.ulFlags = BIF_USENEWUI |
BIF_SHAREABLE |
BIF_RETURNONLYFSDIRS; // return only directories in the filesystem, not other folders
pItem = SHBrowseForFolder(&bi);
if (pItem == NULL)
goto Ret;
bGotLocation = SHGetPathFromIDList(pItem, szPath);
if (!bGotLocation)
goto Ret;
CSASSERT((_tcslen(szPath)+1)*sizeof(TCHAR) <= (ULONG)cchBuf);
if ((_tcslen(szPath)+1)*sizeof(TCHAR) > (ULONG)cchBuf)
return FALSE;
_tcscpy(pszBuf, szPath);
Ret:
LPMALLOC pMalloc;
if (SUCCEEDED(SHGetMalloc(&pMalloc)))
{
if (pItem)
pMalloc->Free(pItem);
if (bi.pidlRoot)
pMalloc->Free((ITEMIDLIST*)bi.pidlRoot);
pMalloc->Release();
}
return bGotLocation;
}