/*

* Copyright (c) 2002-2007 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:  A store configuration observer

*

*/

// INCLUDE FILES

#include "CPbk2UIExtensionConfigurationObserver.h"

#include "CPbk2UIExtensionLoader.h"

#include "CPbk2UIExtensionInformation.h"

#include "CPbk2UIExtensionPlugin.h"

#include <CPbk2StorePropertyArray.h>

#include <CPbk2StoreConfiguration.h>

#include <barsread.h>

#include <coemain.h>

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

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

// CPbk2UIExtensionConfigurationObserver::CPbk2UIExtensionConfigurationObserver

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

// might leave.

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

//

CPbk2UIExtensionConfigurationObserver::CPbk2UIExtensionConfigurationObserver(

        CPbk2StorePropertyArray& aPropertyArray, 

        CPbk2UIExtensionLoader& aExtensionLoader,

        CPbk2StoreConfiguration& aStoreConfiguration) :   

    iPropertyArray(aPropertyArray),

    iExtensionLoader(aExtensionLoader),

    iStoreConfiguration(aStoreConfiguration)

    {

    }

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

// CPbk2UIExtensionConfigurationObserver::ConstructL

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

//

void CPbk2UIExtensionConfigurationObserver::ConstructL() 

    {

    AddPropertiesFromExtensionsL();

    iStoreConfiguration.AddObserverL(*this);

    }

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

// CPbk2UIExtensionConfigurationObserver::NewL

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

//    

CPbk2UIExtensionConfigurationObserver* 

        CPbk2UIExtensionConfigurationObserver::NewL(

            CPbk2StorePropertyArray& aPropertyArray,

            CPbk2UIExtensionLoader& aExtensionLoader,

            CPbk2StoreConfiguration& aStoreConfiguration)

    {

    CPbk2UIExtensionConfigurationObserver* self = 

        new( ELeave ) CPbk2UIExtensionConfigurationObserver(aPropertyArray, 

            aExtensionLoader, aStoreConfiguration);

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CPbk2UIExtensionConfigurationObserver::~CPbk2UIExtensionConfigurationObserver

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

//

CPbk2UIExtensionConfigurationObserver::~CPbk2UIExtensionConfigurationObserver()

    {

    iStoreConfiguration.RemoveObserver(*this);

    }

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

// CPbk2UIExtensionConfigurationObserver::ConfigurationChanged

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

//

void CPbk2UIExtensionConfigurationObserver::ConfigurationChanged()

    {

	// Update array from extensions

	TRAPD(res, AddPropertiesFromExtensionsL());

	if (res != KErrNone)

	    {

	    CCoeEnv::Static()->HandleError(res);

	    }

    }

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

// CPbk2UIExtensionConfigurationObserver::ConfigurationChangedComplete

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

//

void CPbk2UIExtensionConfigurationObserver::ConfigurationChangedComplete()

	{

	// Do nothing

	}

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

// CPbk2UIExtensionConfigurationObserver::AddPropertiesFromExtensionsL

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

//

void CPbk2UIExtensionConfigurationObserver::AddPropertiesFromExtensionsL()

    {

    TArray<CPbk2UIExtensionInformation*> info = 

        iExtensionLoader.PluginInformation();

    const TInt count = info.Count();

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

        {

        if (info[i]->HasStorePropertyArray())

            {

            // Extension defines store properties in resource

            TResourceReader reader;

            info[i]->CreateStorePropertyArrayReaderLC(reader);

            iPropertyArray.AppendFromResourceL(reader);

            CleanupStack::PopAndDestroy();

            }

        TUid uid(info[i]->ImplementationUid());

        // Called only for loaded extensions

        if (iExtensionLoader.IsLoaded(uid))

            {

            iExtensionLoader.LoadedPlugin(uid)->UpdateStorePropertiesL(iPropertyArray);

            }

        }

    }

//  End of File