messagingfw/alwaysonline/AlwaysOnlineManager/inc/AOActiveScheduler.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 18 Jan 2010 20:36:02 +0200
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/*
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* Copyright (c) 2007 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:  Always Online class
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*
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*/
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#ifndef __CAOACTIVESCHEDULER_H__
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#define __CAOACTIVESCHEDULER_H__
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// INCLUDES
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#include    <e32std.h>
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#include "AlwaysOnlineManagerClient.h"
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class CAlwaysOnlineManagerServer;
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// CLASS DECLARATION
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/**
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 * Active Scheduler
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 *
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 * Own derived CActiveScheduler which is overwritting
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 * Error() function so it does not panic there as default implementation
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 *
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 * @since S60 v3.1
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 */
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NONSHARABLE_CLASS( CAOActiveScheduler ):
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    public CActiveScheduler
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    {
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    public:
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    /**
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    * C++ constructor
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    * @since S60 v3.1
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    * @param aAoServer reference to ao server object
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    */
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    CAOActiveScheduler();
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    /**
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    * C++ destructor
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    * @since S60 v3.1
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    */
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    virtual ~CAOActiveScheduler();
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    /**
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    * From CActiveScheduler
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    *
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    * If some active object returns error code from RunError()
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    * this function is called, implementation broadcasts 
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    * EServerAPIBaseCommandAoSchedulerError to every ao plugin.
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    *
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    * NOTE: This error must be handled in HandleServerCommandL() 
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    * if there is a risk that some plugin's active object returns 
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    * something else than KErrNone from RunError() method.
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    * 
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    * @since S60 v3.1
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    * @param anError Error code from RunError function
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    */
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    virtual void Error( TInt anError ) const;
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    /**
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    *
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    * Setter function for AO server object pointer, this can't set
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    * in constructor because Active scheduler have to be
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    * installed before creation of AO server object
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    * (chicken - egg problem)
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    * 
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    * @since S60 v3.1
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    * @param aAoServer pointer to AoServer object, NOT OWNED
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    */
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    void SetServerRef( CAlwaysOnlineManagerServer* aAoServer );
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    private:
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    // pointer to ao server class (NOT OWNED)
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    CAlwaysOnlineManagerServer* iAoServer;
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    };
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#endif      // __CAOACTIVESCHEDULER_H__