/*

* 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:  Implementation of "Idle" state of HDMI Cable Status FSM.

*

*/

#include <e32def.h>

#include <e32cmn.h>

#include "pdeconstants.h"

#include "hdmicablestatusfsm.h"

#include "hdmicablestateidle.h"

#include "tvoutconfigforhdmi.h"

#include "edidhandler.h"

#include "trace.h"

// ======== LOCAL FUNCTIONS ========

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------

//Symbian two-phased constructor

// ---------------------------------------------------------------------------

//

CHDMICableStateIdle* CHDMICableStateIdle::NewL( 

        MFSMForState& aFSMForState, 

        CTVOutConfigForHDMI& aTVOutConfigForHDMI,

        CEDIDHandler& aEDIDHandler )

    {

    FUNC_LOG;

    CHDMICableStateIdle* self = new ( ELeave ) CHDMICableStateIdle(

            aFSMForState,

            aTVOutConfigForHDMI,

            aEDIDHandler );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------------------------

// Destructor

// ---------------------------------------------------------------------------

//

CHDMICableStateIdle::~CHDMICableStateIdle()

    {

    FUNC_LOG;

    }

// ---------------------------------------------------------------------------

// From MFSMState.

// ---------------------------------------------------------------------------

//

void CHDMICableStateIdle::Enter( )

    {

    FUNC_LOG;

    Name();

    iEDIDHandler.ResetData();

    TFSMEventId event = iTVOutConfigForHDMI.ListenHDMICableStatusIfNoMissedEvents();

    if ( EIfTVOutConfigEventCableConnected == event )

        {

        INFO( "Retreating back to <Connected> since cable was connected while not listening!" );        

        iFSMForState.Transit( EHDMICableStateConnected );         

        }

    }

// ---------------------------------------------------------------------------

// From MFSMState.

// ---------------------------------------------------------------------------

//

void CHDMICableStateIdle::Input(

        TFSMInterfaceId aInterfaceId ,

        TFSMEventId aEvent )

    {

    FUNC_LOG;    

    switch ( aInterfaceId )

    {

    case EPDEIfTVOutConfig:

        {       

        INFO( "Interface: TPDEIfTVOutConfig" );        

        if ( EIfTVOutConfigEventCableConnected == aEvent )

            {

            INFO( "Event: EIfTVOutConfigEventCableConnected" );        

            iFSMForState.Transit( EHDMICableStateConnected ); 

            }

        else if ( EIfTVOutConfigEventCableDisconnected == aEvent )

            {

            INFO( "Event: EIfTVOutConfigEventCableDisconnected" );        

            TFSMEventId event = iTVOutConfigForHDMI.ListenHDMICableStatusIfNoMissedEvents();

            if ( EIfTVOutConfigEventCableConnected == event )

                {

                INFO( "Retreating back to <Connected> since cable was connected while not listening!" );        

                iFSMForState.Transit( EHDMICableStateConnected );         

                }

            }

        // Event EIfTVOutConfigEventCableStatusListenFailed is not allowed in Idle state.

        // If listening fails in this state TV Out Config For HDMI object has to try to listen

        // cable connection again after a short timeout (and making retrials forever if necessary).

        else

            {

            INFO_1( "Unknown/unexpected Event Id: %i", aEvent );        

            }

        break;

        }

    default:

        {

        INFO_1( "Unknown/unexpected Interface Id: %i", aInterfaceId );        

        break;

        }

    }

    }

// ---------------------------------------------------------------------------

// From MFSMState.

// ---------------------------------------------------------------------------

//

TFSMState CHDMICableStateIdle::Id()

    {

    FUNC_LOG;

    TFSMState tempStateId( EHDMICableStateIdle );

    INFO_1( "State's id: %i", tempStateId );

    return tempStateId;

    }

// ---------------------------------------------------------------------------

// From MFSMState.

// ---------------------------------------------------------------------------

//

TPtrC CHDMICableStateIdle::Name()

    {

    FUNC_LOG;

    TPtrC temp( KHDMICableStateIdle );

    INFO_1( "State's name: %s", temp.Ptr() );

    return temp;

    }

// ---------------------------------------------------------------------------

// From MFSMState.

// ---------------------------------------------------------------------------

//

TFSMState CHDMICableStateIdle::SubId()

    {

    FUNC_LOG;

    TFSMState tempSubstateId( iSubState );

    INFO_1( "Substate's id: %i", tempSubstateId );

    return tempSubstateId;

    }

// ---------------------------------------------------------------------------

// ConstructL

// ---------------------------------------------------------------------------

//

void CHDMICableStateIdle::ConstructL()

    {

    FUNC_LOG;

    }

// ---------------------------------------------------------------------------

//  C++ constructor

// ---------------------------------------------------------------------------

//

CHDMICableStateIdle::CHDMICableStateIdle(

        MFSMForState& aFSMForState, 

        CTVOutConfigForHDMI& aTVOutConfigForHDMI,

        CEDIDHandler& aEDIDHandler ):

    iFSMForState( aFSMForState ),

    iTVOutConfigForHDMI( aTVOutConfigForHDMI ),

    iEDIDHandler( aEDIDHandler )        

    {

    FUNC_LOG;

    }

// ======== GLOBAL FUNCTIONS ========