/*

* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#ifndef __CCNTLOWDISKMANAGER_H__

#define __CCNTLOWDISKMANAGER_H__

#include <e32base.h> // for cactive.

// Forward class references.

class RFs;

/**

	This interace is implemented by the disk space event observer.

	@internalComponent

	@released

*/

class MContactLowDiskObserver

	{

public:

	virtual void HandleLowDiskL(TBool aLowDisk) = 0;

	};

/**

	This class watches for disk space events from the File Server and then

	notifies the registered observer.

	@internalComponent

	@released

*/

class CCntLowDiskManager : public CActive

	{

public:

	static CCntLowDiskManager* NewL(MContactLowDiskObserver& aObserver,

		TInt64 aThreshold, TInt aDrive, RFs& aFs);

	~CCntLowDiskManager();

	void Start();

	TBool LowDiskL();

private:

	CCntLowDiskManager(MContactLowDiskObserver& aObserver, TInt64 aThreshold,

		TInt aDrive, RFs& aFs);

	// From CActive.

	void RunL();

	TInt RunError(TInt aError);

	void DoCancel();

private:

	MContactLowDiskObserver& iObserver;

	TInt64 iThreshold;

	TInt iDrive;

	RFs& iFs;

	TBool iWasLowDisk;

	};

#endif //__CCCNTLOWDISKMANAGER_H__