/*

* 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:  HDMI Cable Status FSM's "Idle" state.

*

*/

#ifndef C_HDMICABLESTATEIDLE_H

#define C_HDMICABLESTATEIDLE_H

#include "multifinitestatemachine.h"

class CTVOutConfigForHDMI;

class CEDIDHandler;

/**

 * "Idle" state implementation for HDMI Cable Status FSM.

 * HDMI Cable is not connected in this state.

 *

 *  @code

 *   ?good_class_usage_example(s)

 *  @endcode

 *

 *  @lib none.

 *  @since TB 9.2

 */

NONSHARABLE_CLASS( CHDMICableStateIdle ): public CBase, public MFSMState

    {

public:

    /**

     * Two-phased constructor.

     * @param aFSMForState Finite State Machine interface for State.

     * @param aTVOutConfigForHDMI TV Out Configurer.

     * @param aEDIDHandler EDID Handler object.

     */

    static CHDMICableStateIdle* NewL(

            MFSMForState& aFSMForState, 

            CTVOutConfigForHDMI& aTVOutConfigForHDMI,

            CEDIDHandler& aEDIDHandler );

    /**

    * Destructor.

    */

    virtual ~CHDMICableStateIdle();

// from base class MFSMState

    /**

     * From MFSMState.

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

     * necessary entry actions if any.

     *

     * @since TB 9.2

     * @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 TB 9.2

     * @param aInterfaceId Interface identification.

     * @param aEvent Event identification.

     * @return none.

     */

    virtual void Input(

            TFSMInterfaceId aInterfaceId ,

            TFSMEventId aEvent );

    /**

     * From MFSMState.

     * Function returns state's identification.

     *

     * @since TB 9.2

     * @param none. 

     * @return TFSMState State's identification.

     */

    virtual TFSMState Id();

    /**

     * From MFSMState.

     * Function returns state's name.

     *

     * @since TB 9.2

     * @param none. 

     * @return TPtrC Name of the state.

     */

    virtual TPtrC Name();

    /**

     * Function returns substate's identification.

     *

     * @since TB 9.2

     * @param none. 

     * @return TFSMState Substate's identification.

     */

    virtual TFSMState SubId();

protected:

private:

    /**

     * C++ default constructor.

     * @param aFSMForState Finite State Machine interface for State.

     * @param aTVOutConfigForHDMI TV Out Configurer.

     * @param aEDIDHandler EDID Handler object.

     */

    CHDMICableStateIdle(

            MFSMForState& aFSMForState, 

            CTVOutConfigForHDMI& aTVOutConfigForHDMI,

            CEDIDHandler& aEDIDHandler );

    /**

     * By default Symbian OS constructor is private.

     */

    void ConstructL();

private: // data

    enum TSubState

      {

      ESubStateUndefined = 0

      };

    /**

     * FSM.

     * Not own.

     */

    MFSMForState& iFSMForState;

    /**

     * TV Out Configurer.

     * Not own.

     */

    CTVOutConfigForHDMI& iTVOutConfigForHDMI;

    /**

     * EDID data Handler.

     * Not own.

     */

    CEDIDHandler& iEDIDHandler;

    // Substate

    TSubState iSubState;

    };

#endif // C_HDMICABLESTATEIDLE_H