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93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#define NS_IMPL_IDS
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#include "pratom.h"
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#include "nsIFactory.h"
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#include "nsIServiceManager.h"
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#include "nsRepository.h"
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#include "nsIObserver.h"
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#include "nsObserver.h"
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#include "nsString.h"
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static NS_DEFINE_CID(kObserverCID, NS_OBSERVER_CID);
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////////////////////////////////////////////////////////////////////////////////
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// nsObserver Implementation
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NS_IMPL_AGGREGATED(nsObserver)
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NS_COM nsresult NS_NewObserver(nsIObserver** anObserver, nsISupports* outer)
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{
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return nsObserver::Create(outer, NS_GET_IID(nsIObserver), (void**)anObserver);
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}
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NS_METHOD
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nsObserver::Create(nsISupports* outer, const nsIID& aIID, void* *anObserver)
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{
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NS_ENSURE_ARG_POINTER(anObserver);
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NS_ENSURE_PROPER_AGGREGATION(outer, aIID);
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nsObserver* it = new nsObserver(outer);
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if (it == NULL)
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return NS_ERROR_OUT_OF_MEMORY;
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nsresult rv = it->AggregatedQueryInterface(aIID, anObserver);
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if (NS_FAILED(rv)) {
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delete it;
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return rv;
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}
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return rv;
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}
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nsObserver::nsObserver(nsISupports* outer)
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{
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NS_INIT_AGGREGATED(outer);
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}
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nsObserver::~nsObserver(void)
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{
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}
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NS_IMETHODIMP
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nsObserver::AggregatedQueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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NS_ENSURE_ARG_POINTER(aInstancePtr);
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if (aIID.Equals(nsCOMTypeInfo<nsISupports>::GetIID()))
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*aInstancePtr = GetInner();
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else if(aIID.Equals(nsIObserver::GetIID()))
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*aInstancePtr = NS_STATIC_CAST(nsIObserver*, this);
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else {
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*aInstancePtr = nsnull;
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return NS_NOINTERFACE;
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}
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NS_ADDREF((nsISupports*)*aInstancePtr);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsObserver::Observe( nsISupports *, const PRUnichar *, const PRUnichar * ) {
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nsresult rv = NS_OK;
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return rv;
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}
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////////////////////////////////////////////////////////////////////////////////
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