95 lines
3.2 KiB
C++
95 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 "nsISupports.h"
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#include "nsRepository.h"
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#include "nsIObserverService.h"
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#include "nsIObserver.h"
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#include "nsString.h"
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static NS_DEFINE_IID(kIObserverServiceIID, NS_IOBSERVERSERVICE_IID);
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static NS_DEFINE_IID(kObserverServiceCID, NS_OBSERVERSERVICE_CID);
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static NS_DEFINE_IID(kIObserverIID, NS_IOBSERVER_IID);
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static NS_DEFINE_IID(kObserverCID, NS_OBSERVER_CID);
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int main(int argc, char *argv[])
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{
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nsIObserverService *anObserverService = NULL;
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nsresult rv;
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rv = nsComponentManager::AutoRegister(nsIComponentManager::NS_Startup,
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"components");
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if (NS_FAILED(rv)) return rv;
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nsresult res = nsComponentManager::CreateInstance(kObserverServiceCID,
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NULL,
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kIObserverServiceIID,
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(void **) &anObserverService);
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if (res == NS_OK) {
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nsString aTopic("htmlparser");
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nsIObserver *anObserver;
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nsIObserver *aObserver = nsnull;
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nsIObserver *bObserver = nsnull;
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nsresult res = nsRepository::CreateInstance(kObserverCID,
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NULL,
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kIObserverIID,
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(void **) &anObserver);
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rv = NS_NewObserver(&aObserver);
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if (NS_FAILED(rv)) return rv;
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rv = anObserverService->AddObserver(&aObserver, &aTopic);
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if (NS_FAILED(rv)) return rv;
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rv = NS_NewObserver(&bObserver);
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if (NS_FAILED(rv)) return rv;
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rv = anObserverService->AddObserver(&bObserver, &aTopic);
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if (NS_FAILED(rv)) return rv;
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nsIEnumerator* e;
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rv = anObserverService->EnumerateObserverList(&e, &aTopic);
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if (NS_FAILED(rv)) return rv;
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nsISupports *inst;
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for (e->First(); e->IsDone() != NS_OK; e->Next()) {
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rv = e->CurrentItem(&inst);
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if (NS_SUCCEEDED(rv)) {
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rv = inst->QueryInterface(nsIObserver::GetIID(),(void**)&anObserver);
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}
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rv = anObserver->Notify(nsnull);
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}
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rv = anObserverService->RemoveObserver(&aObserver, &aTopic);
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if (NS_FAILED(rv)) return rv;
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rv = anObserverService->RemoveObserver(&bObserver, &aTopic);
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if (NS_FAILED(rv)) return rv;
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}
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return NS_OK;
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}
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