/*

* Copyright (c) 2005-2007 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:  Phonebook 2 icon info container.

*

*/

// INCLUDE FILES

#include <CPbk2IconInfoContainer.h>

// Phonebook 2

#include "CPbk2IconInfo.h"

// System includes

#include <barsread.h>

#include <coemain.h>

// Debugging headers

#include <Pbk2Debug.h>

// Unnamed namespace for local definitions

namespace {

/**

 * Creates a resource reader.

 *

 * @param aReader       Will contain a filled reader.

 * @param aResourceId   Id of the resource to be loaded.

 * @param aCoeEnv       Coe environment to be used for resource reading.

 */

void CreateReaderLC( 

        TResourceReader& aReader,  

        TInt aResourceId,

        CCoeEnv* aCoeEnv = NULL )

    {

    CCoeEnv* coeEnv = aCoeEnv;

    if ( !coeEnv )

        {

        coeEnv = CCoeEnv::Static();

        }

    coeEnv->CreateResourceReaderLC( aReader, aResourceId );

    }

} /// namespace

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

// CPbk2IconInfoContainer::CPbk2IconInfoContainer

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

//

inline CPbk2IconInfoContainer::CPbk2IconInfoContainer()

    {

    }

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

// CPbk2IconInfoContainer::~CPbk2IconInfoContainer

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

//

CPbk2IconInfoContainer::~CPbk2IconInfoContainer()

    {

    iInfoArray.ResetAndDestroy();

    delete iMbmFileNames;

    }

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

// CPbk2IconInfoContainer::NewL

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

//

EXPORT_C CPbk2IconInfoContainer* CPbk2IconInfoContainer::NewL

        ( TResourceReader& aReader )

    {

    CPbk2IconInfoContainer* self = new( ELeave ) CPbk2IconInfoContainer;

    CleanupStack::PushL(self);

    self->ConstructL( aReader );

    CleanupStack::Pop(self);

    return self;

    }

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

// CPbk2IconInfoContainer::NewL

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

//

EXPORT_C CPbk2IconInfoContainer* CPbk2IconInfoContainer::NewL

        ( TInt aResourceId, CCoeEnv* aCoeEnv /*=NULL*/ )

    {

    CPbk2IconInfoContainer* self = new( ELeave ) CPbk2IconInfoContainer;

    CleanupStack::PushL(self);

    TResourceReader reader;

    CreateReaderLC(reader, aResourceId, aCoeEnv);

    self->ConstructL( reader );

    CleanupStack::PopAndDestroy(); // reader (buffer)

    CleanupStack::Pop(self);

    return self;

    }

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

// CPbk2IconInfoContainer::NewL

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

//

EXPORT_C CPbk2IconInfoContainer* CPbk2IconInfoContainer::NewL()

    {

    CPbk2IconInfoContainer* self = new( ELeave ) CPbk2IconInfoContainer;

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

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

// CPbk2IconInfoContainer::ConstructL

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

//

void CPbk2IconInfoContainer::ConstructL( TResourceReader& aReader )

    {

    // Not so many MBM files

    const TInt granularity = 4;

    iMbmFileNames = new( ELeave ) CDesCArrayFlat( granularity );

    AppendIconsFromResourceL( aReader );

    }

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

// CPbk2IconInfoContainer::ConstructL

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

//

void CPbk2IconInfoContainer::ConstructL()

    {

    // Not so many MBM files

    const TInt granularity = 4;

    iMbmFileNames = new( ELeave ) CDesCArrayFlat( granularity );

    }

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

// CPbk2IconInfoContainer::Find

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

//

EXPORT_C const CPbk2IconInfo* CPbk2IconInfoContainer::Find

        ( const TPbk2IconId& aIconId ) const

    {

    TInt index = FindInfo( aIconId );

    if ( index == KErrNotFound )

        {

        return NULL;

        }

    return iInfoArray[index];

    }

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

// CPbk2IconInfoContainer::AppendIconsFromResourceL

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

//

EXPORT_C void CPbk2IconInfoContainer::AppendIconsFromResourceL

        ( TInt aResourceId )

    {

    TResourceReader reader;

    CreateReaderLC(reader, aResourceId);

    AppendIconsFromResourceL(reader);

    CleanupStack::PopAndDestroy(); // reader

    }

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

// CPbk2IconInfoContainer::AppendIconsFromResourceL

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

//

EXPORT_C void CPbk2IconInfoContainer::AppendIconsFromResourceL

        ( TResourceReader& aReader )

    {

    // Read from resource

    TInt count = aReader.ReadInt16();

    while (count-- > 0)

        {

        CPbk2IconInfo* iconInfo =

                CPbk2IconInfo::NewLC( aReader, *iMbmFileNames );

        AppendIconL( iconInfo );

        CleanupStack::Pop( iconInfo );

        }

    }

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

// CPbk2IconInfoContainer::AppendIconL

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

//

EXPORT_C void CPbk2IconInfoContainer::AppendIconL(

        CPbk2IconInfo* aIconInfo )

    {

    const TInt index = FindInfo( aIconInfo->Pbk2IconId() );

    if ( index != KErrNotFound )

        {

        // Delete existing entry in info array

        delete iInfoArray[index];

        iInfoArray.Remove( index );

        }

    iInfoArray.AppendL( aIconInfo );

    }

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

// CPbk2IconInfoContainer::FindInfo

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

//

TInt CPbk2IconInfoContainer::FindInfo( const TPbk2IconId& aIconId ) const

    {

    TInt ret = KErrNotFound;

    const TInt count = iInfoArray.Count();

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

        {

        if (iInfoArray[i]->Pbk2IconId() == aIconId )

            {

            ret = i;

            break;

            }

        }

    return ret;

    }

// End of File