mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-29 15:52:07 +00:00
111 lines
3.5 KiB
C++
111 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* ***** 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):
|
|
* Pierre Phaneuf <pp@ludusdesign.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 "pratom.h"
|
|
#include "nsIFactory.h"
|
|
#include "nsIServiceManager.h"
|
|
#include "nsIComponentManager.h"
|
|
#include "nsIObserver.h"
|
|
#include "nsObserver.h"
|
|
|
|
static NS_DEFINE_CID(kObserverCID, NS_OBSERVER_CID);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// nsObserver Implementation
|
|
|
|
|
|
NS_IMPL_AGGREGATED(nsObserver)
|
|
|
|
NS_COM nsresult NS_NewObserver(nsIObserver** anObserver, nsISupports* outer)
|
|
{
|
|
return nsObserver::Create(outer, NS_GET_IID(nsIObserver), (void**)anObserver);
|
|
}
|
|
|
|
NS_METHOD
|
|
nsObserver::Create(nsISupports* outer, const nsIID& aIID, void* *anObserver)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(anObserver);
|
|
NS_ENSURE_PROPER_AGGREGATION(outer, aIID);
|
|
|
|
nsObserver* it = new nsObserver(outer);
|
|
if (it == NULL)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
nsresult rv = it->AggregatedQueryInterface(aIID, anObserver);
|
|
if (NS_FAILED(rv)) {
|
|
delete it;
|
|
return rv;
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
nsObserver::nsObserver(nsISupports* outer)
|
|
{
|
|
NS_INIT_AGGREGATED(outer);
|
|
}
|
|
|
|
nsObserver::~nsObserver(void)
|
|
{
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsObserver::AggregatedQueryInterface(const nsIID& aIID, void** aInstancePtr)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aInstancePtr);
|
|
|
|
if (aIID.Equals(NS_GET_IID(nsISupports)))
|
|
*aInstancePtr = GetInner();
|
|
else if(aIID.Equals(NS_GET_IID(nsIObserver)))
|
|
*aInstancePtr = NS_STATIC_CAST(nsIObserver*, this);
|
|
else {
|
|
*aInstancePtr = nsnull;
|
|
return NS_NOINTERFACE;
|
|
}
|
|
|
|
NS_ADDREF((nsISupports*)*aInstancePtr);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsObserver::Observe( nsISupports *, const char *, const PRUnichar * ) {
|
|
nsresult rv = NS_OK;
|
|
return rv;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|