ncdengine/inc/ncdproviderobserver.h
author Pat Downey <patd@symbian.org>
Tue, 18 May 2010 13:42:18 +0100
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Merge docml changeset, iby creation mods and sqlite_secure (bug 2548).
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  
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*
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*/
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#ifndef M_NCDPROVIDEROBSERVER_H
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#define M_NCDPROVIDEROBSERVER_H
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#include <e32cmn.h>
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#include "catalogsarray.h"
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class MNcdNode;
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/**
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 * Observer interface for provider generic events
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 *
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 * Provider users should implement this interface to be able to receive
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 * notifications from the root node provider
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 */
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class MNcdProviderObserver
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    {
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public:
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    /**
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     * Called when information of expired nodes has been received. Users must
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     * re-load these nodes to get updated data.
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     *
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     * @param aExpiredNodes A list of expired nodes in need of re-loading.
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     */
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    virtual void ForceExpirationInformationReceived(
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        RCatalogsArray< MNcdNode >& aExpiredNodes ) = 0;
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    };
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#endif //  M_NCDPROVIDEROBSERVER_H