/*

* 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:  Phonebook 2 Nameslist UI control composite UI extension.

*

*/

#include "CPbk2NameslistUiControlExtension.h"

#include <CPbk2IconArray.h>

#include <TPbk2IconId.h>

#include <Pbk2IconId.hrh>

#include <Pbk2Commands.hrh>

#include <Pbk2UID.h>

#include <MPbk2ContactUiControlUpdate.h>

#include <MVPbkViewContact.h>

#include <MVPbkContactLink.h>

#include <CVPbkContactManager.h>

#include <MVPbkBaseContactFieldCollection.h>

#include <MVPbkBaseContactField.h>

#include <MVPbkFieldType.h>

#include <MVPbkContactFieldData.h>

#include <CVPbkTopContactManager.h>

#include <Pbk2InternalUID.h>

#include <mpbk2commanditemupdater.h>

#include <StringLoader.h>

//ECE

#include <gulicon.h>

#include <fbs.h>

#include <AknUtils.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include <aknlayoutscalable_apps.cdl.h>

#include "CPbk2UIExtensionInformation.h"

#include <CPbk2UIExtensionPlugin.h>

#include <Pbk2UIExtension.hrh>

#include <TPbk2IconId.h>

#include "Pbk2NamesListExUID.h"

#include "CPbk2EcePresenceEngine.h"

enum TNlxPanicCodes

    {

    ENlxPanicEmptyPackage,

    ENlxPanicIconNull,

    ENlxPanicNoLinks,

    ENlxPanicStrayIcon,

    ENlxPanicStrayIconInfo

    };

/// Unnamed namespace for local definitions

namespace {

TSize CalculateListIconSize()

    {

    TRect mainPane;

    AknLayoutUtils::LayoutMetricsRect(

        AknLayoutUtils::EMainPane, mainPane );

    TAknLayoutRect listLayoutRect;

    listLayoutRect.LayoutRect(

        mainPane,

        AknLayoutScalable_Apps::list_double_large_graphic_phob2_pane_g2( 0 ).LayoutLine() );

    return listLayoutRect.Rect().Size();

    }

}

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

// CPbk2NameslistUiControlExtension::CPbk2NameslistUiControlExtension

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

//

CPbk2NameslistUiControlExtension::CPbk2NameslistUiControlExtension

        ( CVPbkContactManager& aContactManager,

          CSpbContentProvider& aContentProvider,

          CPbk2MyCard* aMyCard )  :

            iContactManager( aContactManager ),

            iContentProvider( aContentProvider ),

            iMyCard( aMyCard )

    {

    }

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

// CPbk2NameslistUiControlExtension::ConstructL

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

//

void CPbk2NameslistUiControlExtension::ConstructL()

    {

	// if my card is provided

	if( iMyCard )

		{

		// set this to be observer of the my card

		iMyCard->SetObserverL( *this );

		// check if the mycard has already a thumbnail

		iBitmap = iMyCard->MyCardBitmapL();

		}

	iPresenceEngine = CPbk2EcePresenceEngine::NewL(

            iContactManager,

            *this,

            CalculateListIconSize() );

    iContentProvider.AddObserverL( *this );

    }

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

// CPbk2NameslistUiControlExtension::NewL

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

//

CPbk2NameslistUiControlExtension* CPbk2NameslistUiControlExtension::NewL

        ( CVPbkContactManager& aContactManager,

          CSpbContentProvider& aContentProvider,

          CPbk2MyCard* aMyCard )

    {

    CPbk2NameslistUiControlExtension* self =

        new ( ELeave ) CPbk2NameslistUiControlExtension

            ( aContactManager, aContentProvider, aMyCard );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CPbk2NameslistUiControlExtension::~CPbk2NameslistUiControlExtension

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

//

CPbk2NameslistUiControlExtension::~CPbk2NameslistUiControlExtension()

    {

    delete iPresenceEngine;

    iDummyArray.Close();

    iContentProvider.RemoveObserver( *this );

    // if my card is provided

    if( iMyCard )

    	{

    	iMyCard->RemoveObserver( *this );

    	}

    delete iBitmap;

    }

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

// CPbk2NameslistUiControlExtension::DoRelease

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

//

void CPbk2NameslistUiControlExtension::DoRelease()

    {

    delete this;

    }

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

// CPbk2NameslistUiControlExtension::GetDynamicIconsL

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

//

const TArray<TPbk2IconId> CPbk2NameslistUiControlExtension::GetDynamicIconsL

    ( const MVPbkViewContact* aContactHandle )

    {

    //Add here the values of TPbk2IconId that are preferred to be shown

    //in the list. Icons must already be present in the icon array.

    iDummyArray.Reset();

    if ( aContactHandle )

        {

        // first check presence icon, highest priority

        MVPbkContactLink* link = aContactHandle->CreateLinkLC();

        if ( link )

            {

            // Requests presence notifications, if hasn't already done so.

            iPresenceEngine->SubscribeContactPresenceL( *link );

            TPbk2IconId iconId;

            TBool found = iPresenceEngine->GetIconIdForContact( *link, iconId );

            if ( found )

                {

                // The icon has already been fetched from the presence server etc.

                if ( iIconArray->FindIcon( iconId ) == KErrNotFound )

                    {

                    // The icon is not yet in the array. Add it.

                    CGulIcon* gulIcon = iPresenceEngine->CreateIconCopyLC( iconId );

                    iIconArray->AppendIconL( gulIcon, iconId );

                    CleanupStack::Pop( gulIcon );

                    }

                iDummyArray.AppendL( iconId );

                }

            CleanupStack::PopAndDestroy(); // link

            }

        //Top contact indicator

        if ( CVPbkTopContactManager::IsTopContact( *aContactHandle ) )

            {

            iDummyArray.AppendL( TPbk2IconId(

                TUid::Uid(KPbk2UID3), EPbk2qgn_prop_pb_topc ));

            }

        }

    //Presence indicator

    return iDummyArray.Array();

    }

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

// CPbk2NameslistUiControlExtension::SetContactUiControlUpdate

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

//

void CPbk2NameslistUiControlExtension::SetContactUiControlUpdate

        ( MPbk2ContactUiControlUpdate* aContactUpdator )

    {

    //Register observer interface (MPbk2ContactUiControlUpdate) of aContactUpdator

    //In case changes in data, call  UpdateContact(const MVPbkContactLink& aContactLink )

    iContactUpdator = aContactUpdator;

    }

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

// CPbk2NameslistUiControlExtension::ContactUiControlExtensionExtension

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

//

TAny* CPbk2NameslistUiControlExtension::ContactUiControlExtensionExtension(

    TUid aExtensionUid )

    {

    if ( aExtensionUid == KMPbk2ContactUiControlExtensionExtension2Uid )

        {

        return static_cast<MPbk2ContactUiControlExtension2*>( this );

        }

    else if( aExtensionUid == TUid::Uid( KPbk2ContactUiControlExtensionExtensionUID ) ) 

        {

        return static_cast<MPbk2ContactUiControlDoubleListboxExtension*>( this );

        }

    return NULL;

    }

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

// CPbk2NameslistUiControlExtension::SetIconArray

//

// For use via ContactUiControlExtensionExtension

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

//

void CPbk2NameslistUiControlExtension::SetIconArray(CPbk2IconArray& aIconArray)

    {

    iIconArray = &aIconArray;

    // if bitmap is allready set. MyCardEvent - event has come before this one or there was an image on creation

    if( iBitmap && iMyCard )

    	{

		TRAP_IGNORE( AddMyCardThumbnailToIconArrayL() );

    	}

    }

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

// CPbk2NameslistUiControlExtension::ContactPresenceChanged

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

//

void CPbk2NameslistUiControlExtension::ContactPresenceChanged(

    const MVPbkContactLink& aLink )

    {

    if ( iContactUpdator )

        {

        iContactUpdator->UpdateContact( aLink );

        }

    }

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

// CPbk2NameslistUiControlExtension::FormatDataL

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

//

void CPbk2NameslistUiControlExtension::FormatDataL(

        const MVPbkContactLink& aContactLink,

        MPbk2DoubleListboxDataElement& aDataElement )

    {

    HBufC* txt = NULL;

    TPbk2IconId iconId;

    CSpbContentProvider::TSpbContentType type = CSpbContentProvider::ETypeNone;

    iContentProvider.GetContentL( 

            *(const_cast<MVPbkContactLink*>(&aContactLink)), txt, iconId, type );

    // select proper element type based on content type

    MPbk2DoubleListboxDataElement::TTextDataType elemType = 

        MPbk2DoubleListboxDataElement::ETypeGenericText;

    if( type == CSpbContentProvider::ETypePhoneNumber )

        {

        elemType = MPbk2DoubleListboxDataElement::ETypePhoneNumber;

        }

    else if( type == CSpbContentProvider::ETypePhoneNumberMultiple && txt )

        {

        // if we get multiple phone numbers from content provider, then

        // the string only contains the count (as text). We need to format

        // that into proper UI text.

        TInt num = 0;

        TLex16 lex( *txt );

        TInt err = lex.Val( num );

        if( !err )

            {

            delete txt;

            txt = StringLoader::LoadL( R_QTN_PHOB_N_NUMBERS, num );

            }

        else

            {

            // in case of convert error

            txt->Des().Zero();

            }

        }

    aDataElement.SetText(

        MPbk2DoubleListboxDataElement::EStatusText, txt, elemType );

    }

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

// CPbk2NameslistUiControlExtension::SetCommandItemUpdater

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

//

void CPbk2NameslistUiControlExtension::SetCommandItemUpdater(

    MPbk2CommandItemUpdater* aCommandUpdater )

    {

    // Register command item updater interface

    iCommandUpdater = aCommandUpdater;

    }

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

// CPbk2NameslistUiControlExtension::ContentUpdated

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

//

void CPbk2NameslistUiControlExtension::ContentUpdated(

    MVPbkContactLink& aLink,

    MSpbContentProviderObserver::TSpbContentEvent aEvent )

    {

    if( aEvent == MSpbContentProviderObserver::EContentChanged )

        {

        MVPbkContactLink* mylink = iMyCard ? iMyCard->MyCardLink() : NULL;

        if( mylink && mylink->IsSame( aLink ) )

            {

            // mycard updated -> update mycard command item instead of contact

            if( iCommandUpdater )

                {

                iCommandUpdater->UpdateCommandItem( EPbk2CmdOpenMyCard );

                }

            }

        else if( iContactUpdator )

            {

            // some other contactB

            iContactUpdator->UpdateContact( aLink );

            }

        }

    }

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

// CPbk2NameslistUiControlExtension::MyCardEvent

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

//

void CPbk2NameslistUiControlExtension::MyCardEvent( TMyCardStatusEvent aEvent )

	{

	// thumbnail is loaded

	if( aEvent == EStateThumbnailLoaded && iMyCard )    

		{

		// get bitmap

        delete iBitmap;

        iBitmap = NULL;

        TRAP_IGNORE( iBitmap = iMyCard->MyCardBitmapL() );

		// if icon array is already set, add icon

		if( iIconArray )

			{

			TRAP_IGNORE( AddMyCardThumbnailToIconArrayL() );

			}

		}

	}

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

// CPbk2NameslistUiControlExtension::AddThumbnailToIconArrayL

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

//

void CPbk2NameslistUiControlExtension::AddMyCardThumbnailToIconArrayL( )

	{

	if( !iMyCard )

		{

        return;

		}

    const TPbk2IconId& iconId = iMyCard->MyCardIconId();

	// if thumb icon is not created, create it and append to array

	if( !iThumbIcon )

		{

        CGulIcon* icon = CGulIcon::NewLC();

        icon->SetBitmap( iBitmap );

		iBitmap = NULL;

		// takes ownership

		iIconArray->AppendIconL( icon, iconId );

        CleanupStack::Pop( icon );

        iThumbIcon = icon;  // cache icon pointer

		}

	// else change the bitmap. This is to prevent 

	// thumbnail indexes on thumbnail manager to get out of sync

	else

		{

		iThumbIcon->SetBitmap( iBitmap );

        iBitmap = NULL;

		}

	}

// End of File