/*

* Copyright (c) 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 ACTIVITYSESSION_H

#define ACTIVITYSESSION_H

#ifndef __E32SVR_H__

#define __E32SVR_H__

#endif 

// INCLUDES

#include <e32std.h>

#include <e32base.h>

#include <f32file.h>

#include "activitytaskstorage.h"

class CActivityStorage;

/**

 *  CActivitySession

 * 

 */

class CActivitySession : public CSession2,

                         public MActivityTaskStorage

{

public:

    // Constructors and destructor

    /**

     * Destructor.

     */

    ~CActivitySession();

    /**

     * Two-phased constructor.

     * @param fileSession - initialized file system session

     * @param taskStorage - global observers storage

     * @param storage - data storage

     */

    static CActivitySession* NewL(RFs& fileSession,

                                  MActivityTaskStorage& taskStorage, 

                                  CActivityStorage&storage);

public:

    /**

     * Interface implementation

     * @see MActivityTaskStorage::PushL(CActivityTask *)

     */

    void PushL(CActivityTask *);

    /**

     * Interface implementation

     * @see MActivityTaskStorage::Pop(CActivityTask *)

     */

    void Pop(CActivityTask *);

    /**

     * Interface implementation

     * @see MActivityTaskStorage::StorageData()

     */

    const RPointerArray<CActivityTask>& StorageData() const;

private:

    /**

     * Constructor for performing 1st stage construction

     * @param fileSession - initialized file system session

     * @param taskStorage - global observers storage

     * @param storage - data storage

     */

    CActivitySession(RFs& fileSession,

                     MActivityTaskStorage& taskStorage, 

                     CActivityStorage& storage);

    /**

     * EPOC default constructor for performing 2nd stage construction

     */

    void ConstructL();

private:

    /**

     * Implements interface

     * @see void CSession2::ServiceL(const RMessage2&)

     */

    void ServiceL(const RMessage2& message);

private:

    RFs& mFileSession; 

    MActivityTaskStorage& mTasksStorage;

    CActivityStorage& mStorage;

    RPointerArray<CActivityTask> mRunningTasks;

};

#endif // ACTIVITYSESSION_H