appinstaller/AppinstUi/Daemon/Inc/daemon.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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/*
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* Copyright (c) 2004 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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/**
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 * @file 
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 *
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 * @internalComponent
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 * @prototype
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 */
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#ifndef __DAEMON_H__
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#define __DAEMON_H__
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#include "drivewatcher.h"
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namespace Swi
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{
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class CDriveWatcher;
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class MDaemonBehaviour : public MDriveObserver
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	{
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public:
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	/**
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	 * Called by the daemon when it is first started
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	 *
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	 * @return ETrue to continue, or EFalse to stop the daemon
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	 */
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	virtual TBool StartupL()=0;
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	};
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/**
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 * The main daemon class which sets up the watchers.
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 */
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class CDaemon : public CBase
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	{
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public:
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	static CDaemon* NewL(MDaemonBehaviour& aBehaviour);
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	static CDaemon* NewLC(MDaemonBehaviour& aBehaviour);
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	~CDaemon();
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	const RPointerArray<CDriveWatcher>& Watchers() const; 
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private:
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	CDaemon(MDaemonBehaviour& aBehaviour);
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	void ConstructL();
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	void StartWatchersL();
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	// This function should not leave, it is not an inherent functionality of the daemon
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	void LockSensitiveFiles(); 
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	void StartRecoveryL();
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	/// an M-Class specifying the behaviour of the daemon
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	MDaemonBehaviour& iBehaviour;
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	/// An array of watchers, which watch removable drives
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	RPointerArray<CDriveWatcher> iWatchers;	
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	RFs iFs;
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	// Used for preventing exclusing locks on the SWI policy file	
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	RFile iPolicyLockFile; 
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	};
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// inline functions from CDaemon
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inline const RPointerArray<CDriveWatcher>& CDaemon::Watchers() const
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	{
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	return iWatchers;
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	}
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} // namespace Swi
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#endif // #ifndef __DAEMON_H__