/*

* Copyright (c) 2004-2008 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:  Combined container & iterator for storing RL parameters.

*

*/

// INCLUDE FILES

#include "AknsAlEffectParamContainer.h"

// ============================ INTERNAL CLASSES ===============================

NONSHARABLE_CLASS( CAknsAlParamData ): public CBase

    {

    private:

        CAknsAlParamData()

            {

            // Derived from CBase -> members zeroed automatically

            }

        void ConstructL( const TAknsRlParameterData& aData )

            {

            iName = aData.iName->AllocL();

            iType = aData.iType;

            switch( aData.iType )

                {

                case EAknsRlParameterTypeNumber:

                    iNumber = aData.iNumber;

                    break;

                case EAknsRlParameterTypeString:

                    iBuffer = aData.iString->AllocL();

                    break;

                case EAknsRlParameterTypeGraphics:

                    iBuffer         = aData.iGfx->iFilename->AllocL();

                    iGfx.iFilename  = iBuffer;

                    iGfx.iIndex     = aData.iGfx->iIndex;

                    iGfx.iMaskIndex = aData.iGfx->iMaskIndex;

                    break;

                }

            }

    public:

        static CAknsAlParamData* NewL( const TAknsRlParameterData& aData )

            {

            CAknsAlParamData* self = new(ELeave) CAknsAlParamData();

            CleanupStack::PushL( self );

            self->ConstructL( aData );

            CleanupStack::Pop( self );

            return self;

            }

        virtual ~CAknsAlParamData()

            {

            delete iName;

            delete iBuffer;

            }

        void FillData( TAknsRlParameterData& aData ) const

            {

            aData.iName = iName;

            aData.iType = iType;

            switch( iType )

                {

                case EAknsRlParameterTypeNumber:

                    aData.iNumber = iNumber;

                    break;

                case EAknsRlParameterTypeString:

                    aData.iString = iBuffer;

                    break;

                case EAknsRlParameterTypeGraphics:

                    aData.iGfx = &iGfx;

                    break;

                }

            }

    private:

        HBufC* iName;

        TAknsRlParameterType iType;

        HBufC* iBuffer;

        TInt iNumber;

        TAknsRlGraphicsParam iGfx;

    };

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

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

// CAknsAlEffectParamContainer::CAknsAlEffectParamContainer

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

//

CAknsAlEffectParamContainer::CAknsAlEffectParamContainer()

    {

    // Derived from CBase -> members zeroed

    }

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

// CAknsAlEffectParamContainer::CAknsAlEffectParamContainer

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

//

CAknsAlEffectParamContainer* CAknsAlEffectParamContainer::NewL()

    {

    CAknsAlEffectParamContainer* self = new(ELeave) CAknsAlEffectParamContainer();

    return self;

    }

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

// CAknsAlEffectParamContainer::~CAknsAlEffectParamContainer

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

//

CAknsAlEffectParamContainer::~CAknsAlEffectParamContainer()

    {

    // Deletes the referenced parameters

    iParams.ResetAndDestroy(); //lint !e1551 No exception thrown

    }

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

// CAknsAlEffectParamContainer::HasNext

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

//

TBool CAknsAlEffectParamContainer::HasNext()

    {

    if( iIteratorIndex < iParams.Count() )

        return ETrue;

    return EFalse;

    }

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

// CAknsAlEffectParamContainer::NextL

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

//

const TAknsRlParameterData* CAknsAlEffectParamContainer::NextL()

    {

    if( iParams.Count() <= iIteratorIndex )

        User::Leave( KErrOverflow );

    CAknsAlParamData* param = iParams[iIteratorIndex];

    param->FillData( iIteratorData );

    iIteratorIndex++;

    return &iIteratorData;

    }

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

// CAknsAlEffectParamContainer::AddParamL

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

//

void CAknsAlEffectParamContainer::AddParamL( const TAknsRlParameterData& aParam )

    {

    CAknsAlParamData* data = CAknsAlParamData::NewL( aParam );

    CleanupStack::PushL( data );

    iParams.AppendL( data );

    CleanupStack::Pop( data );

    }

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

// CAknsAlEffectParamContainer::Begin

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

//

void CAknsAlEffectParamContainer::Begin()

    {

    iIteratorIndex = 0;

    }

// End of file