xpcom/io/nsDirectoryServiceUtils.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef nsDirectoryServiceUtils_h___
   8 #define nsDirectoryServiceUtils_h___
   9
  10 #include "nsIProperties.h"
  11 #include "nsServiceManagerUtils.h"
  12 #include "nsCOMPtr.h"
  13 #include "nsXPCOMCID.h"
  14 #include "nsIFile.h"
  15
  16 inline nsresult NS_GetSpecialDirectory(const char* aSpecialDirName,
  17                                        nsIFile** aResult) {
  18   nsresult rv;
  19   nsCOMPtr<nsIProperties> serv(
  20       do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
  21   if (NS_FAILED(rv)) {
  22     return rv;
  23   }
  24
  25   return serv->Get(aSpecialDirName, NS_GET_IID(nsIFile),
  26                    reinterpret_cast<void**>(aResult));
  27 }
  28
  29 #endif