/*

* 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 "Connected" state of Composite Cable Status FSM.

*

*/

#include <e32def.h>

#include <e32cmn.h>

#include "pdeconstants.h"

#include "compositecablestatusfsm.h"

#include "compositecablestateconnected.h"

#include "tvoutconfigforcomposite.h"

#include "trace.h"

#include <centralrepository.h>

#include <accessoriescrkeys.h>

#include <tvoutconfig.h>

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

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

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

//Symbian two-phased constructor

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

//

CCompositeCableStateConnected* CCompositeCableStateConnected::NewL( 

        MFSMForState& aFSMForState, 

        CTVOutConfigForComposite& aTVOutConfigForComposite,

        CCompositeCableStatusFSM& aCompositeCableStatusFSM)

    {

    FUNC_LOG;

    CCompositeCableStateConnected* self = new ( ELeave ) CCompositeCableStateConnected(

            aFSMForState, aTVOutConfigForComposite, aCompositeCableStatusFSM);

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor

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

//

CCompositeCableStateConnected::~CCompositeCableStateConnected()

    {

    FUNC_LOG;

    if ( iCRWatchForAspectRatio )

        {

        iCRWatchForAspectRatio->Cancel();

        delete iCRWatchForAspectRatio;

        }

    if ( iCRWatchForFlickerFilter )

        {

        iCRWatchForFlickerFilter->Cancel();

        delete iCRWatchForFlickerFilter;

        }

    if ( iCRWatchForTvSystem )

        {

        iCRWatchForTvSystem->Cancel();

        delete iCRWatchForTvSystem;        

        }

    if ( iTVOutConfigForSettingChanges ) 

        {

        iTVOutConfigForSettingChanges->Cancel();

        delete iTVOutConfigForSettingChanges;             

        }

    }

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

// From MFSMState.

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

//

void CCompositeCableStateConnected::Enter( )

    {

    FUNC_LOG;    

    ClearAvailableTvOutConfig();

    iTVOutConfigForSettingChanges->ListenSettingsChanges();

    iSubState = ESubStateStartListenSettingsChanges;    

    }

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

// From MFSMState.

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

//

void CCompositeCableStateConnected::Input(

        TFSMInterfaceId aInterfaceId ,

        TFSMEventId aEvent )

    {

    FUNC_LOG;

    if ( ESubStateEnabling == iSubState )

        {

        SubStateEnablingInput( aInterfaceId, aEvent );

        }

    else if ( ESubStateDisabling == iSubState )

        {

        SubStateDisablingInput( aInterfaceId, aEvent );          

        }

    else if ( ESubStateSetting == iSubState )

        {

        SubStateSettingInput( aInterfaceId, aEvent );          

        }

    else if ( ESubStateStartListenSettingsChanges == iSubState )

        {

        SubStateStartListenConfigChangesInput( aInterfaceId, aEvent );

        }

    else if ( ESubStateResettingDisable == iSubState )    

        {

        SubStateResettingDisableInput( aInterfaceId, aEvent );

        }

    else if ( ESubStateResetting == iSubState )

        {

        SubStateResettingInput( aInterfaceId, aEvent );        

        }

    else

        {

        SubStateEnabledInput( aInterfaceId, aEvent );          

        }

    }

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

// From MFSMState.

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

//

TFSMState CCompositeCableStateConnected::Id()

    {

    FUNC_LOG;

    TFSMState tempStateId( ECompositeCableStateConnected );

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

    return tempStateId;

    }

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

// From MFSMState.

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

//

TPtrC CCompositeCableStateConnected::Name()

    {

    FUNC_LOG;

    TPtrC temp( KCompositeCableStateConnected );

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

    return temp;

    }

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

// From MFSMState.

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

//

TFSMState CCompositeCableStateConnected::SubId()

    {

    FUNC_LOG;

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

    return iSubState;

    }

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

// From MCentralRepositoryObserver.

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

//

void CCompositeCableStateConnected::CentRepKeyChanged(

        TUid    aRepositoryId,

        TUint32 aId )

    {

    FUNC_LOG;

    if ( KCRUidTvoutSettings == aRepositoryId )

        {

        if (    ( KSettingsTvAspectRatio == aId ) ||

                ( KSettingsTvoutFlickerFilter == aId  ) ||

            {

            Input( EPDEIfCentralRepositoryWatch, EPDEIfCentralRepositoryWatchEventKeyChanged );

            }

        else

            {

            INFO_1("Unexpected CR key ID, aId 0x%x", aId );            

            }       

        }

    else

        {

        INFO_1("Unexpected Central Repository ID, aRepositoryId 0x%x", aRepositoryId);

        }

    }

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

// From MCentralRepositoryObserver.

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

//

void CCompositeCableStateConnected::CentRepGetKeyValueFailed(

        TUid    aRepositoryId,

        TUint32 aId,

        TInt    aError )

    {

    FUNC_LOG;

    // Make use of aError argument top get rid of compiler warning.

    TInt error( aError );

    if ( ( KCRUidTvoutSettings == aRepositoryId ) && ( KErrNone != error ) )

        {

        if ( KSettingsTvAspectRatio == aId )

            {

            INFO_1(" Getting KSettingsTvAspectRatio from CR failed, aError %d", error );                        

            }

        else if ( KSettingsTvoutFlickerFilter == aId  )

            {

            INFO_1(" Getting KSettingsTvoutFlickerFilter from CR failed, aError %d", error );                                    

            }

        else if ( KSettingsTvSystemInfo == aId )

            {

            INFO_1(" Getting KSettingsTvSystemInfo from CR failed, aError %d", error );                                    

            }

        else

            {

            INFO_1("Unexpected CR key ID, aId 0x%x", aId );            

            }       

        }

    else

        {

        INFO_1("Unexpected Central Repository ID, aRepositoryId 0x%x", aRepositoryId);

        }    

    }

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

// SubStateEnablingInput

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

//

void CCompositeCableStateConnected::SubStateEnablingInput( 

        TFSMInterfaceId aInterfaceId ,

        TFSMEventId aEvent )

    {

    FUNC_LOG;

    switch ( aInterfaceId )

    {

    case EPDEIfAccessoryConnection:

        {       

        INFO( "Interface: EPDEIfAccessoryConnection" );        

        if ( EPDEIfAccessoryConnectionEventCableConnected == aEvent )

            {

            INFO( "Event: EPDEIfAccessoryConnectionEventCableConnected" );           

            INFO( "Doing nothing, since already connected" );        

            }

        else if ( EPDEIfAccessoryConnectionEventCableDisconnected == aEvent )

            {

            INFO( "Event: EPDEIfAccessoryConnectionEventCableDisconnected" );           

            // Store indication to be handled after enable completed

            iCableDisconnectedWhileEnabling = ETrue;

            }

        else

            {

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

            }

        break;

        }

    case EPDEIfTVOutConfig:

        {       

        INFO( "Interface: EPDEIfTVOutConfig" );        

        INFO( "Event: EIfTVOutConfigEventEnabled" );

        if ( EIfTVOutConfigEventEnabled == aEvent )

            {

            if ( !iCableDisconnectedWhileEnabling )

                {

                iCRWatchForFlickerFilter->Watch();

                iCRWatchForAspectRatio->Watch();

                iCRWatchForTvSystem->Watch();

                iSubState = ESubStateEnabled;

                }

            else

                {

                iCableDisconnectedWhileEnabling = EFalse;

                ClearAvailableTvOutConfig();

                iTVOutConfigForComposite.Disable();

                iSubState = ESubStateDisabling;

                }

            }

        else if ( EIfTVOutConfigEventEnableFailed == aEvent )

            {

            INFO( "Event: EIfTVOutConfigEventEnableFailed" );        

            INFO( "Retreating back to <Idle>!" );

            iCableDisconnectedWhileEnabling = EFalse;

            TransitStateIdle();         

            }

        else

            {

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

            }

        break;

        }

    default:

        {

        INFO_2( "Event from unexpected interface. if Id, event id: %i", aInterfaceId, aEvent );        

        break;

        }

    }

    return;

    }

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

// SubStateEnabledInput

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

//

void CCompositeCableStateConnected::SubStateEnabledInput( 

        TFSMInterfaceId aInterfaceId ,

        TFSMEventId aEvent )

    {

    FUNC_LOG;

    switch ( aInterfaceId )

    {

    case EPDEIfAccessoryConnection:

        {       

        INFO( "Interface: EPDEIfAccessoryConnection" );        

        if ( EPDEIfAccessoryConnectionEventCableConnected == aEvent )

            {

            INFO( "Event: EPDEIfAccessoryConnectionEventCableConnected" );           

            INFO( "Doing nothing, since already connected" );        

            }

        else if ( EPDEIfAccessoryConnectionEventCableDisconnected == aEvent )

            {

            INFO( "Event: EPDEIfAccessoryConnectionEventCableDisconnected" );           

            iCRWatchForFlickerFilter->Cancel();

            iCRWatchForAspectRatio->Cancel();

            iCRWatchForTvSystem->Cancel();

            ClearAvailableTvOutConfig();

            iTVOutConfigForComposite.Disable();

            iSubState = ESubStateDisabling;

            }

        else

            {

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

            }

        break;

        }

    case EPDEIfCentralRepositoryWatch:

        {       

        INFO( "Interface: EPDEIfCentralRepositoryWatch" );

        if ( EPDEIfCentralRepositoryWatchEventKeyChanged == aEvent )

            {

            INFO( "Event: EPDEIfCentralRepositoryWatchEventKeyChanged" );

            iCRWatchForFlickerFilter->Cancel();

            iCRWatchForAspectRatio->Cancel();

            iCRWatchForTvSystem->Cancel();

            ClearAvailableTvOutConfig();

			iResettingInput = ETrue;

            Enter();

            }

        else

            {

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

            }

        break;

        }       

    default:

        {

        INFO_2( "Event from unexpected interface. if Id, event id: %i", aInterfaceId, aEvent );        

        break;

        }

    }

    return;

    }

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

// SubStateDisablingInput

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

//

void CCompositeCableStateConnected::SubStateDisablingInput( 

        TFSMInterfaceId aInterfaceId ,

        TFSMEventId aEvent )

    {

    FUNC_LOG;

    switch ( aInterfaceId )

    {

    case EPDEIfAccessoryConnection:

        {       

        INFO( "Interface: EPDEIfAccessoryConnection" );        

        if ( EPDEIfAccessoryConnectionEventCableConnected == aEvent )

            {

            INFO( "Event: EPDEIfAccessoryConnectionEventCableConnected" );           

            // Store to be handled after disable has been completed.

            iCableConnectedWhileDisabling = ETrue;

            }

        else if ( EPDEIfAccessoryConnectionEventCableDisconnected == aEvent )

            {

            INFO( "Event: EPDEIfAccessoryConnectionEventCableDisconnected" );           

            INFO( "Doing nothing, since already disconnecting" );        

            }

        else

            {

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

            }

        break;

        }

    case EPDEIfTVOutConfig:

        {       

        INFO( "Interface: EPDEIfTVOutConfig" );        

        if ( EIfTVOutConfigEventDisabled == aEvent )

            {

            INFO( "Event: EIfTVOutConfigEventDisabled" );

            if ( !iCableConnectedWhileDisabling )

                {

                TransitStateIdle();

                }

            else

                {

                iCableConnectedWhileDisabling = EFalse;

                // Back to the beginning of this state

                Enter();

                }

            }

        else if ( EIfTVOutConfigEventDisableFailed == aEvent )

            {

            INFO( "Event: EIfTVOutConfigEventDisableFailed" ); 

            iCableConnectedWhileDisabling = EFalse;

            TransitStateIdle();             

            }

        else

            {

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

            }

        break;

        }

    default:

        {

        INFO_2( "Event from unexpected interface. if Id, event id: %i", aInterfaceId, aEvent );        

        break;

        }

    }

    return;

    }

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

// SubStateResettingDisableInput

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

//

void CCompositeCableStateConnected::SubStateResettingDisableInput(

        TFSMInterfaceId aInterfaceId ,

        TFSMEventId aEvent )

    {

    FUNC_LOG;

    switch ( aInterfaceId )

        {    

        case EPDEIfAccessoryConnection:

            {       

            INFO( "Interface: EPDEIfAccessoryConnection" );        

            if ( EPDEIfAccessoryConnectionEventCableConnected == aEvent )

                {

                INFO( "Event: EPDEIfAccessoryConnectionEventCableConnected" );           

                // Store to be handled after disable has been completed.

                iCableDisconnectedWhileResettingDisable = ETrue;

                }

            else if ( EPDEIfAccessoryConnectionEventCableDisconnected == aEvent )

                {

                INFO( "Event: EPDEIfAccessoryConnectionEventCableDisconnected" );           

                INFO( "Doing nothing, since already disconnecting" );        

                }

            else

                {

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

                }

            break;

            }            

        case EPDEIfTVOutConfig:

            {       

            INFO( "Interface: EPDEIfTVOutConfig" );        

            if ( EIfTVOutConfigEventDisabled == aEvent )

                {

                INFO( "Event: EIfTVOutConfigEventDisabled" );

                if ( !iCableDisconnectedWhileResettingDisable )

                    {

                    iSubState = ESubStateEnabling;

                    iTVOutConfigForComposite.Enable();

                    }

                else

                    {

                    iCableDisconnectedWhileResettingDisable = EFalse;

                    // Back to the beginning of this state

                    Enter();

                    }

                }

            else if ( EIfTVOutConfigEventDisableFailed == aEvent )

                {

                INFO( "Event: EIfTVOutConfigEventDisableFailed" );

                iCableDisconnectedWhileResettingDisable = EFalse;

                TransitStateIdle();

                }

            else

                {

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

                }

            break;

            }

        default:

            {

            INFO_2( "Event from unexpected interface. if Id, event id: %i", aInterfaceId, aEvent );        

            break;