// Copyright (c) 2008-2009 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:

//

/**

 @file

 @InternalComponent

*/

#ifndef CPOSITIONERQ_H

#define CPOSITIONERQ_H

#include <e32base.h>

class MPositioner;

class CRequestHandler;

class CResponseHandler;

class CModuleStatusHandler;

class CPositionerEnvironment;

class TPositionerCall;

class TRetBoolPositionerCall;

class TRetTUintPositionerCall;

/**

* CPositionerQ controls access to the queue of MPositioner objects

*/

class CPositionerQ : public CBase

    {

    public:

        static CPositionerQ* NewL();

        ~CPositionerQ();

        void RegisterPSYL(MPositioner* aPSY);

        void UnregisterPSY(MPositioner* aPSY);

        void PositionerIterator(TPositionerCall& aCall);

		TUint IterGreatest(TRetTUintPositionerCall& aCall);

		TBool IterETrue(TRetBoolPositionerCall& aCall);

        TUint Count();

		TInt Index(MPositioner& aPSY);

        MPositioner& Positioner(TUint aIndex);

		/**

		* Request panic code

		*/

		enum TRequestQPanic

			{

			ERequestQIndexToLarge = 0,

			ERequestQItemNotFound = 1,

			};

	private:

        CPositionerQ();

		TInt FindPsy(MPositioner* aPSY);

    private:

        RArray<MPositioner*> iPsyArray;

    };

#endif // CPOSITIONERQ_H

// End of File