/*

* Copyright (c) 2008-2008 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:  Charging Context Controller's "Maintain Activity" state.

*

*/

#ifndef C_CHARGINGCONTEXTSTATEMAINTAINACTIVITY_H

#define C_CHARGINGCONTEXTSTATEMAINTAINACTIVITY_H

#include "FiniteStateMachine.h"

#include "AccSrvChargingContextController.h"

class CAccSrvChargingContextController;

/**

 * "Maintain activity" state implementation for Charging Context 

 * Controller.

 * In this state User::ResetInactivityTime() is called periodically

 * in order to maintain circumtances - i.e keep backlight on, 

 * screensaver off, keylock off and autolock off.

 * In case charges is disconnected state machine retreats back to 

 * "wait for chargere" state.

 * In case display orientation changes to other value than "up",

 * state machine returns back to state "charging".  

 * 

 *

 *  @code

 *   ?good_class_usage_example(s)

 *  @endcode

 *

 *  @lib AccServer.exe

 *  @since S60 5.1

 */

NONSHARABLE_CLASS( CChargingContextStateMaintainActivity ): public CBase, public MFSMState

    {

public:

    /**

     * Two-phased constructor.

     * @param aFSMBody Body of the Finite State Machine.

     * @param aChargingContextController Host class object that owns the FSM.

     */

    static CChargingContextStateMaintainActivity* NewL(

            MFSMBody* aFSMBody, 

            CAccSrvChargingContextController* aChargingContextController );

    /**

    * Destructor.

    */

    virtual ~CChargingContextStateMaintainActivity();

// from base class MFSMState

    /**

     * From MFSMState.

     * Function is called when entering the state. State can perform

     * necessary entry actions if any.

     *

     * @since S60 5.1

     * @param none. 

     * @return aFSMBody Interface pointer of a FSM body.

     */

    virtual void Enter();

    /**

     * From MFSMState.

     * Function is called by FSM Body whenever an event that might have 

     * impact on the state has been fired. Implementation has to found

     * out what event has occurred and decide whether it enforces

     * transition to another state.

     *

     * @since S60 5.1

     * @param none. 

     * @return none.

     */

    virtual void Input();

    /**

     * From MFSMState.

     * Function returns state's identification.

     *

     * @since S60 5.1

     * @param none. 

     * @return TFSMState State's identification.

     */

    virtual TFSMState Id();

    /**

     * From MFSMState.

     * Function returns state's name.

     *

     * @since S60 5.1

     * @param none. 

     * @return TPtrC Name of the state.

     */

    virtual TPtrC Name();

protected:

private:

    /**

     * C++ default constructor.

     */

    CChargingContextStateMaintainActivity();

    /**

     * By default Symbian OS constructor is private.

     * @param aFSMBody Body of the Finite State Machine.

     * @param aChargingContextController Host class object that owns the FSM.

     */

    void ConstructL(

            MFSMBody* aFSMBody, 

            CAccSrvChargingContextController* aChargingContextController );

private: // data

    /**

     * Host class object that owns the FSM.

     * Not own.

     */

    CAccSrvChargingContextController* iChargingContextController;

    /**

     * FSM body.

     * Not own.

     */

    MFSMBody* iFSMBody;

    };

#endif // C_CHARGINGCONTEXTSTATEMAINTAINACTIVITY_H