/*

* Copyright (c) 2005 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:  Storage Id container

*

*/

// INCLUDE FILES

#include    <e32std.h>

#include    "CPEngSIdContainer.h"

#include	"CPEngObserverContainer.h"

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

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

// CPEngSIdContainer::CPEngSIdContainer

// C++ default constructor can NOT contain any code, that might leave.

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

//

CPEngSIdContainer::CPEngSIdContainer()

        : iObservers( 2 ) // usually 2 observers for same SID

    {

    }

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

// CPEngSIdContainer::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CPEngSIdContainer::ConstructL(

    const TDesC& aSId )

    {

    iSId = aSId.AllocL();

    // allocated some slots for observers

    User::LeaveIfError( AllocateSlots( 1 ) );

    }

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

// CPEngSIdContainer::NewLC

// Two-phased constructor.

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

//

CPEngSIdContainer* CPEngSIdContainer::NewLC(

    const TDesC& aSId )

    {

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

    CleanupStack::PushL( self );

    self->ConstructL( aSId );

    return self;

    }

// Destructor

CPEngSIdContainer::~CPEngSIdContainer()

    {

    // remove SID from Observers

    TInt count ( iObservers.Count() );

    for ( TInt x( 0 ) ; x < count; x++ )

        {

        iObservers[ x ]->RemoveSIdContainer( this );

        }

    iObservers.Reset();

    delete iSId;

    }

// =============================================================================

// Another function of the CPEngSIdContainer

// =============================================================================

// =============================================================================

// New function of the MPEngSIDContainer class

// =============================================================================

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

// CPEngSIdContainer::SId()

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

//

const TDesC& CPEngSIdContainer::SId() const

    {

    return *iSId;

    }

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

// CPEngSIdContainer::AddObserverContainer()

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

//

TInt CPEngSIdContainer::AddObserverContainer(

    const CPEngObserverContainer* aObserver )

    {

    TInt err ( iObservers.InsertInAddressOrder( aObserver ) );

    if  ( ( err == KErrNone ) || ( err == KErrAlreadyExists ) )

        {

        return KErrNone;

        }

    return err;

    }

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

// CPEngSIdContainer::RemoveObserverContainer()

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

//

void CPEngSIdContainer::RemoveObserverContainer(

    const CPEngObserverContainer* aObserver )

    {

    TInt index ( iObservers.FindInAddressOrder( aObserver ) );

    if ( index != KErrNotFound )

        {

        iObservers.Remove( index );

        }

    }

// =============================================================================

// New function of the class

// =============================================================================

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

// CPEngSIdContainer::NotifySIdChangeL()

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

//

void CPEngSIdContainer::NotifySIdChangeL()

    {

    TInt count( iObservers.Count() );

    for ( TInt x ( 0 ) ; x < count ; ++x )

        {

        iObservers[ x ]->SIdHasChangedL( *iSId );

        }

    }

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

// CPEngSIdContainer::SIdPublished()

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

//

TBool CPEngSIdContainer::SIdPublished() const

    {

    return iPublished;

    }

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

// CPEngSIdContainer::SetSIdPublished()

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

//

void CPEngSIdContainer::SetSIdPublished()

    {

    iPublished = ETrue;

    }

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

// CPEngSIdContainer::ObserverCount()

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

//

TInt CPEngSIdContainer::ObserverCount() const

    {

    return iObservers.Count();

    }

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

// CPEngSIdContainer::AllocateSlots()

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

//

TInt CPEngSIdContainer::AllocateSlots(

    TInt aCount,

    TInt aDone )

    {

    TInt err ( iObservers.Append( NULL  ) );

    if ( err != KErrNone )

        {

        return err;

        }

    aDone++;

    if ( aCount < aDone )

        {

        err = AllocateSlots( aCount, aDone );

        }

    // remove last element from array = count minus 1

    iObservers.Remove( iObservers.Count() - 1 );

    return err;

    }

//  End of File