/*

* Copyright (c) 2010 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: Declaration of subsession registry class.

*

*/

#ifndef POSINDICATORSUBSESSIONREGISTRY_H

#define POSINDICATORSUBSESSIONREGISTRY_H

#include <e32base.h>

// FORWARD DECLARATIONS

class CObjectCon;

class CObjectConIx;

class CPosIndicatorServerSubsession;

class CPosIndicatorSubSessionRegistry : public CBase

    {

public:

    /**

     * Instantiates a new object of 

     * CPosIndicatorSubSessionRegistry

     *

     * @return pointer to an instance of 

     * CPosIndicatorSubSessionRegistry

     */

    static CPosIndicatorSubSessionRegistry* NewL();

    /**

     * C++ destructor

     *

     */

    ~CPosIndicatorSubSessionRegistry();

    /**

     * Adds an object instance to the registry and

     * takes ownership of the object

     *

     * @param aSubSession an sub-session object instance

     * @return a registry handle to the object instance.

     */

    TInt AddSubSessionL( CPosIndicatorServerSubsession* aSubSession );

    /**

     * Removes the subsession from the registry and 

     * also closes the sub-session handle

     *

     * @param aHandle a handle to the subsession

     * @return KErrNone if handle close successfully, 

     * ELbtServerBadHandle if handle not found

     *

     */

    TInt CloseSubSession( TUint aHandle );

    /**

     * Retrieves the appropriate subsession handle

     * with the specified index

     *

     * @param aHandle index to the subsession handle

     * @return pointer the subsession 

     *

     */

    CPosIndicatorServerSubsession* SubSessionFromHandle(

                                        TUint aHandle );

private:

    /**

     * Default C++ Constructor

     *

     */

    CPosIndicatorSubSessionRegistry();

    /**

     * 2nd phase constructor for instantiating 

     * member variables

     *

     */

    void ConstructL();

private:// Data

    /**

     * CObject to create the object container

     * Own

     */ 

    CObjectIx*      iRegistryIndex;

    /**

     *  Object index container

     *  Own

     */

    CObjectCon*     iRegistryContainer;

    /**

     * Object index

     * Own

     */ 

    CObjectConIx*   iRegistryContainerIndex;        

    };

#endif /* POSINDICATORSUBSESSIONREGISTRY_H */