Line data    Source code

       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             : #include "nsIInterfaceRequestor.h"
       8             : #include "nsIInterfaceRequestorUtils.h"
       9             : 
      10             : nsresult
      11         676 : nsGetInterface::operator()(const nsIID& aIID, void** aInstancePtr) const
      12             : {
      13             :   nsresult status;
      14             : 
      15         676 :   if (mSource) {
      16        1324 :     nsCOMPtr<nsIInterfaceRequestor> factoryPtr = do_QueryInterface(mSource);
      17         662 :     if (factoryPtr) {
      18         657 :       status = factoryPtr->GetInterface(aIID, aInstancePtr);
      19             :     } else {
      20           5 :       status = NS_ERROR_NO_INTERFACE;
      21             :     }
      22             :   } else {
      23          14 :     status = NS_ERROR_NULL_POINTER;
      24             :   }
      25             : 
      26         676 :   if (NS_FAILED(status)) {
      27          54 :     *aInstancePtr = 0;
      28             :   }
      29         676 :   if (mErrorPtr) {
      30           8 :     *mErrorPtr = status;
      31             :   }
      32         676 :   return status;
      33             : }