/*

* Copyright (c) 2007 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 MCCRESOURCEITERATORS_H

#define MCCRESOURCEITERATORS_H

#include <e32std.h>

class CMccResourceContainer;

class CMccResourceItem;

class TMccResourceParams;

enum TMccIteratorMatchType

    {

    ExactMatch,

    ExactReverseMatch    

    };

/**

 * Resource container iterator.

 *

 * @lib 

 */

class TMccResourceContainerIterator

    {

    public: // Constructors & Destructor

        TMccResourceContainerIterator( const RPointerArray<CMccResourceContainer>& aContainers );

        TMccResourceContainerIterator( const RPointerArray<CMccResourceContainer>& aContainers,

                                       TMccResourceParams& aResourceParams );

        TMccResourceContainerIterator( const RPointerArray<CMccResourceContainer>& aContainers,

                                       TUint32 aEndpointId );

    public: // new functions

         TBool Next( CMccResourceContainer*& aCandidate,

                     TMccIteratorMatchType aMatchType = ExactMatch );

         void Reset();

         TInt Current();

         TBool IsEof(); 

         TInt Delete( RPointerArray<CMccResourceContainer>& aContainers );

    private: // NOT owned data

        const RPointerArray<CMccResourceContainer>& iContainers;

        TInt iCurrentIndex;

        TMccResourceParams* iResourceParams;

        TUint32 iEndpointId;

    };

/**

 * Resource item iterator.

 *

 * @lib 

 */

class TMccResourceItemIterator

    {

    public: // Constructors & Destructor

        TMccResourceItemIterator( 

            const RPointerArray<CMccResourceItem>& aItems,

            TBool aOnlyInternals = EFalse,

            TBool aOnlySinks = EFalse,

            TBool aOnlySources = EFalse );

        TMccResourceItemIterator( 

            const RPointerArray<CMccResourceItem>& aItems, 

            TUid aUid );

        TMccResourceItemIterator( 

            const RPointerArray<CMccResourceItem>& aItems,

            TUid aUid,

            TMccResourceParams& aResourceParams );

        TMccResourceItemIterator( 

            const RPointerArray<CMccResourceItem>& aItems,

            TMccResourceParams& aResourceParams );

        TMccResourceItemIterator( 

            const RPointerArray<CMccResourceItem>& aItems,

            TUint32 aEndpointId );

    public: // new functions

         TBool Next( CMccResourceItem*& aCandidate,

                     TMccIteratorMatchType aMatchType = ExactMatch );

         void Reset();

         TInt Current();

         TBool IsEof(); 

    private: // NOT owned data

        const RPointerArray<CMccResourceItem>& iItems;

        TInt iCurrentIndex;

        TBool iOnlyInternals;

        TBool iOnlySinks;

        TBool iOnlySources;

        TUid iUid;

        TMccResourceParams* iResourceParams;

        TUint32 iEndpointId;

    };

#endif //MCCRESOURCEITERATORS_H