gecko-dev/xpcom/base/nsIInterfaceRequestor.cpp
timeless%mac.com 060425ec59 Bugzilla Bug 110080 change !NS_SUCCEEDED(status) to NS_FAILED(status)
s/!NS_SUCCEEDED/NS_FAILED/g;s/!NS_FAILED/NS_SUCCEEDED/g;
r=dougt sr=hewitt
2001-11-19 06:45:00 +00:00

65 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Scott Collins <scc@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
nsresult
nsGetInterface::operator()( const nsIID& aIID, void** aInstancePtr ) const
{
nsresult status;
if ( mSource )
{
nsCOMPtr<nsIInterfaceRequestor> factoryPtr = do_QueryInterface(mSource, &status);
NS_ASSERTION(factoryPtr, "Did you know you were calling |do_GetInterface()| on an object that doesn't support the |nsIInterfaceRequestor| interface?");
if ( factoryPtr )
status = factoryPtr->GetInterface(aIID, aInstancePtr);
if ( NS_FAILED(status) )
*aInstancePtr = 0;
}
else
status = NS_ERROR_NULL_POINTER;
if ( mErrorPtr )
*mErrorPtr = status;
return status;
}