/*

* Copyright (c) 2007 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:

* Version     : 2 << Don't touch! Updated by Synergy at check-out.

*

*/

#include "mmcacheforitem.h"

#include "mmitemsdatacache.h"

#include "hniconholder.h"

const TInt KIconHolderListGranularity = 2;

const TInt KIconListGranularity = 2;

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//

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//

CMmCacheForItem* CMmCacheForItem::NewLC( CMmItemsDataCache& aParent )

    {

    CMmCacheForItem* self = new (ELeave) CMmCacheForItem( aParent );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

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//

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//

CMmCacheForItem* CMmCacheForItem::NewL( CMmItemsDataCache& aParent )

    {

    CMmCacheForItem* self = NewLC( aParent );

    CleanupStack::Pop( self );

    return self;

    }

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//

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//

CMmCacheForItem::~CMmCacheForItem()

    {

    ClearIconArray();

    iIconHolderList.Close();

    iItemText.Close();

    delete iIconList;

    }

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//

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//

const TDesC8& CMmCacheForItem::GetTemplate() const

    {

    __ASSERT_DEBUG( iIsValid, User::Invariant() );

    return iParent.GetTemplateNameByIdentifier( iTemplateIdentifier );

    }

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//

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void CMmCacheForItem::SetTemplateL( const TDesC8& aItemTemplate )

    {

    iTemplateIdentifier = iParent.GetTemplateIdentifierL( aItemTemplate );

    }

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//

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//

CArrayPtr<CGulIcon>* CMmCacheForItem::GetIconListL()

    {

    __ASSERT_DEBUG( iIsValid, User::Invariant() );

    return iIconList;

    }

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//

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//

TInt CMmCacheForItem::AppendIconL( CHnIconHolder* aIconHolder )

    {

    ASSERT( aIconHolder );

    iIconHolderList.AppendL( aIconHolder );

    TInt itemIndex =  iIconHolderList.Count() - 1;

    TInt err = aIconHolder->Open();

    if ( err != KErrNone )

        {

        iIconHolderList.Remove( itemIndex );

        User::Leave( err );

        }

    return itemIndex;

    }

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//

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//

void CMmCacheForItem::ClearIconArray()

    {

    iIconList->Reset();

    const TInt count = iIconHolderList.Count();

    for (TInt i = 0; i < count; ++i )

        {

        iIconHolderList[i]->Close();

        }

    if ( count )

        {

        iIconHolderList.Reset();

        }

    }

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//

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//

void CMmCacheForItem::InvalidateIfCacheMayNotBeUsed( TBool aIsItemCurrent,

            TMmSubcellsSetupCode aSubcellsSetupCode )

    {

    if ( iSubcellsSetupCode != aSubcellsSetupCode ||

            (!!iIsCurrent) != (!!aIsItemCurrent) )

        {

        MarkAsInvalid();

        }

    }

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//

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//

CMmCacheForItem::CMmCacheForItem( CMmItemsDataCache& aParent )

    : iIconHolderList( KIconHolderListGranularity ), iParent( aParent )

    {

    }

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//

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//

void CMmCacheForItem::ConstructL()

    {

    iIconList = new ( ELeave ) CArrayPtrFlat<CGulIcon>( KIconListGranularity );

    }

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//

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//

void CMmCacheForItem::UpdateIconListL()

    {

    iIconList->Reset();

    const TInt iconCount = iIconHolderList.Count();

    for ( TInt i = 0; i < iconCount; ++i )

        {

        iIconList->AppendL( iIconHolderList[i]->GetGulIcon() );

        }

    }