/*

* Copyright (c) 1997-2009 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:

* Implements part of UsbMan USB Class Controller Framework.

* All USB classes to be managed by UsbMan must derive

* from this class.

*

*/

/**

 @file

*/

#include <cusbclasscontrollerbase.h>

#include <musbclasscontrollernotify.h>

/**

 * Constructor.

 *

 * @param aOwner Owner and manager of this object

 * @param aStartupPriority The priority of the Class Controller (the 

 * priorities of all present Class Controllers determines the order in which 

 * they are started).

 */

EXPORT_C CUsbClassControllerBase::CUsbClassControllerBase(

	MUsbClassControllerNotify& aOwner, TInt aStartupPriority)

	: CActive(EPriorityStandard), iStartupPriority(aStartupPriority),

	  iState(EUsbServiceIdle), iOwner(aOwner)

	{

	CActiveScheduler::Add(this);

	}

/**

 * Destructor.

 */

EXPORT_C CUsbClassControllerBase::~CUsbClassControllerBase()

	{

	}

/**

 * Fetch the owner of the USB class controller.

 *

 * @return	The owner of the USB class controller

 */

EXPORT_C MUsbClassControllerNotify& CUsbClassControllerBase::Owner() const

	{

	return iOwner;

	}

/**

 * Get the state of this USB class controller.

 *

 * @return	The state of this USB class controller

 */

EXPORT_C TUsbServiceState CUsbClassControllerBase::State() const

	{

	return iState;

	}

/**

 * Get the startup priority of this USB class controller.

 *

 * @return	The startup priority of this USB class controller

 */

EXPORT_C TInt CUsbClassControllerBase::StartupPriority() const

	{

	return iStartupPriority;

	}

EXPORT_C TInt CUsbClassControllerBase::Compare(const CUsbClassControllerBase& aFirst,

	const CUsbClassControllerBase& aSecond)

	{

	if (aFirst.StartupPriority() < aSecond.StartupPriority()) {

		return -1;

	}

	else if (aFirst.StartupPriority() > aSecond.StartupPriority()) {

		return 1;

	}

	return 0;

	}