/*

* Copyright (c) 2009 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:

* WidgetManager configuration class

*

*/

// INCLUDE FILES

#include <centralrepository.h>

#include <StringLoader.h>

#include <widgetmanagerview.rsg>

#include <widgetmanager.mbg>

#include "wmconfiguration.h"

#include "wmresourceloader.h"

#include "wmcrkeys.h"

// some constants regarging the central repository localised section.

// these will ensure CR localisation section compatibility even if

// new strings are added

const TInt KLangOffsetOviStoreUrl = KOviStoreBrowserUrl0 - KLangId0;

const TInt KLangOffsetOperatorUrl = KOperatorButtonUrl0 - KLangId0;

const TInt KLangOffsetOperatorText = KOperatorButtonText0 - KLangId0;

const TInt KLangGroupSize = KLangId1 - KLangId0;

const TUint32 KLastLangId = KLangId9;

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

// CWmConfiguration::NewL

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

//

CWmConfiguration* CWmConfiguration::NewL(

        CWmResourceLoader& aResourceLoader )

    {

    CWmConfiguration* self = new (ELeave) CWmConfiguration( aResourceLoader );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CWmConfiguration::CWmConfiguration()

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

//

CWmConfiguration::CWmConfiguration(

        CWmResourceLoader& aResourceLoader )

    : iResourceLoader( aResourceLoader )

	{

    iRepository = NULL;

    iOviStoreBundleId = NULL;

    iOviStoreClientParam = NULL;

    iOviButtonTitle = NULL;

    iOviButtonIcon = NULL;

    iOviButtonUrl = NULL;

    iOperatorButtonTitle = NULL;

    iOperatorButtonIcon = NULL;

    iOperatorButtonUrl = NULL;

	}

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

// CWmConfiguration::~CWmConfiguration()

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

//

CWmConfiguration::~CWmConfiguration()

	{

    delete iRepository;

    delete iOviStoreBundleId;

    delete iOviStoreClientParam;

    delete iOviButtonTitle;

    delete iOviButtonIcon;

    delete iOviButtonUrl;

    delete iOperatorButtonTitle;

    delete iOperatorButtonIcon;

    delete iOperatorButtonUrl;

	}

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

// CWmConfiguration::ConstructL

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

//

void CWmConfiguration::ConstructL()

	{

	// localised ovistore button text

    iOviButtonTitle = StringLoader::LoadL( R_QTN_WM_GO_TO_OVI_STORE );

    // ovistore icon descriptor. It will look something like this:

    // skin( 0x101f86e3 0x23f6 ):mif( z:\resource\apps\widgetmanager.mif 16388 16389 )

    _LIT( KSkinMifIconFormat, "skin( 0x%x 0x%x ):mif( %S %d %d )");

    const TInt KMaxIconDescriptorLength = 256;

    TBuf<KMaxIconDescriptorLength> buf;

    buf.Format( KSkinMifIconFormat(),

             EAknsMajorGeneric, EAknsMinorGenericQgnMenuOviStore,

             &iResourceLoader.IconFilePath(),

             EMbmWidgetmanagerQgn_menu_ovistore,

             EMbmWidgetmanagerQgn_menu_ovistore_mask );

    iOviButtonIcon = buf.AllocL();

    // read data from repository

    TRAP_IGNORE( LoadConfigurationL(); );

	}

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

// CWmConfiguration::LoadConfigurationL

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

//

void CWmConfiguration::LoadConfigurationL()

    {

    iRepository = CRepository::NewL( 

            TUid::Uid( KCrWidgetManagerm ) );

    // read fixed parameters

    iOviStoreBundleId = ReadParameterL( KOviStoreBundleId );

    iOviStoreClientParam = ReadParameterL( KOviStoreClientParam );

    // determine language and read localised parameters

    iLanguageIndex = FindCorrectLanguageId();

    iOviButtonUrl = ReadLocalisedParameterL( KLangOffsetOviStoreUrl );

    iOperatorButtonTitle = ReadLocalisedParameterL( KLangOffsetOperatorText );

    iOperatorButtonUrl = ReadLocalisedParameterL( KLangOffsetOperatorUrl );

    if ( iOperatorButtonUrl && iOperatorButtonUrl->Length() > 0 )

        {

        // construct the operator button icon.

        iOperatorButtonIcon = ReadParameterL( KOperatorButtonIcon );

        }

    delete iRepository;

    iRepository = NULL;

    }

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

// CWmConfiguration::FindCorrectLanguageId

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

//

TInt CWmConfiguration::FindCorrectLanguageId()

    {

    TInt languageIndex = KErrNotFound; // the correct language

    TInt englishIndex = KErrNotFound; // english

    TInt anyIndex = KErrNotFound; // backup - any existing

    TLanguage sysLang = User::Language();

    //read language id's from cenrep, find a match

    for( TUint32 i=KLangId0; i<=KLastLangId && languageIndex<0; i+=KLangGroupSize )

        {

        TInt crLang = 0;

        if ( iRepository->Get( i, crLang ) == KErrNone )

            {

            if ( crLang == sysLang && languageIndex < 0 )

                { languageIndex = i; }

            if ( crLang == ELangEnglish && englishIndex < 0 )

                { englishIndex = i; }

            if ( crLang > 0 && anyIndex < 0 )

                { anyIndex = i; }

            }

        }

    // if correct language was not found, use english

    if ( languageIndex < 0 ) languageIndex = englishIndex;

    // if english was not found, use any configured language

    if ( languageIndex < 0 ) languageIndex = anyIndex;

    // if there are no languages configured, we're in trouble...

    if ( languageIndex < 0 ) languageIndex = 0;

    return languageIndex;

    }

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

// CWmConfiguration::ReadParameterL

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

//

HBufC* CWmConfiguration::ReadParameterL( TInt aKey )

    {

    TBuf<NCentralRepositoryConstants::KMaxUnicodeStringLength> buf;

    TInt err = iRepository->Get( aKey, buf );

    HBufC* heapBuffer = NULL;

    if ( err == KErrNone )

        {

        heapBuffer = HBufC::NewL( buf.Length() );

        heapBuffer->Des().Copy( buf );

        }

    return heapBuffer;

    }

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

// CWmConfiguration::ReadLocalisedParameterL

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

//

HBufC* CWmConfiguration::ReadLocalisedParameterL(

        TInt aOffset )

    {

    TBuf<NCentralRepositoryConstants::KMaxUnicodeStringLength> buf;

    TInt err = KErrNone;

    err = iRepository->Get( iLanguageIndex + aOffset, buf );

    if ( err != KErrNone || buf.Length() == 0 )

        {

        // This language is empty. Try default language (index 0)

        err = iRepository->Get( KLangId0 + aOffset, buf );

        }

    // construct string in heap

    HBufC* heapBuffer = NULL;

    if ( err == KErrNone )

        {

        heapBuffer = buf.AllocL();

        }

    return heapBuffer;

    }

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

// CWmConfiguration::PortalButtonCount

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

//

TInt CWmConfiguration::PortalButtonCount()

    {

    if ( iOperatorButtonUrl && iOperatorButtonUrl->Length() > 0 )

        return 2;

    return 1;

    }

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

// CWmConfiguration::PortalButtonText

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

//

const TDesC& CWmConfiguration::PortalButtonText( TInt aIndex )

    {

    IndexConversion( aIndex );

    if ( aIndex == 0 && iOviButtonTitle )

        return *iOviButtonTitle;

    if ( aIndex == 1 && iOperatorButtonTitle )

        return *iOperatorButtonTitle;

    return KNullDesC;

    }

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

// CWmConfiguration::PortalButtonIcon

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

//

const TDesC& CWmConfiguration::PortalButtonIcon( TInt aIndex )

    {

    IndexConversion( aIndex );

    if ( aIndex == 0 && iOviButtonIcon )

        return *iOviButtonIcon;

    if ( aIndex == 1 && iOperatorButtonIcon )

        return *iOperatorButtonIcon;

    return KNullDesC;

    }

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

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

//

    {

    return KNullDesC;

    }

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

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

//

    {

    if ( aIndex == 0 && iOviStoreClientParam )

        return *iOviStoreClientParam;

    return KNullDesC;

    }

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

// CWmConfiguration::IndexConversion

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

//

void CWmConfiguration::IndexConversion( TInt& /*aIndex*/ )

    {

    // if there is a need to configure switching button places

    // (operator button left, then OVI button) then this method

    // would have something like this:

    // if ( iSwitchButtons ) aIndex = 1 - aIndex;

    // but for now, this method is empty.

    }

// End of File