/*

* 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: Touch button configuration.

*

*/

// INCLUDE FILES

#include "cphonecenrepproxy.h"

#include <callhandlingui.rsg>

#include <barsread.h>

#include <coemain.h>

#include "tphonetouchbuttonconfig.h"

#include "phoneui.pan"

// CenRep keys

const TUid KCRUidTelTouchButtonsVariation = {0x2001B2E6};

const TUint32 KTelButtonsIncomingCall = 1;

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

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

// Constructs and returns an application object.

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

//

TPhoneTouchButtonConfig::TPhoneTouchButtonConfig()

    {

    for ( TInt i = 0; i < iConfiguration.Count(); i++ )

        {

        iConfiguration[i] = KErrNotFound;

        }

    }

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

// ReadConfiguration

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

//

TInt TPhoneTouchButtonConfig::ReadConfiguration()

    {

    TFixedArray<TInt,EPhoneButtonConfigCount> keys;

    TRAPD( err,

        {

        // read configuration key values

        ReadCenRepKeysL( keys );

        // read button set resource ids

        ReadConfigResourceL( keys );        

        } );

    return err;

    }

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

// ReadCenRepKeysL

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

//

void TPhoneTouchButtonConfig::ReadCenRepKeysL( 

    TFixedArray<TInt,KTelButtonsConfigKeyCount>& aKeyValues ) const

    {

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

        {

        TInt key = MapToCenRepKey(i);

        if ( key != KErrNotFound )

            {

            const TInt err = CPhoneCenRepProxy::Instance()->GetInt(

                    KCRUidTelTouchButtonsVariation, key, aKeyValues[i] );

            aKeyValues[i] -= 1; // map to range 0..n

            if ( err )

                {

                aKeyValues[i] = 0; // default

                }

            }

        else

            {

            aKeyValues[i] = 0; // default

            }

        }

    }

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

// ReadConfigResourceL

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

//

void TPhoneTouchButtonConfig::ReadConfigResourceL( 

    const TFixedArray<TInt,KTelButtonsConfigKeyCount>& aKeyValues )

    {

    TResourceReader reader;

    CCoeEnv::Static()->CreateResourceReaderLC( 

            reader, 

            R_PHONEUI_TOUCH_BUTTON_CONFIG );

    TInt configItemCount = reader.ReadInt16();

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

        {

        TInt buttonSetId = reader.ReadInt16();

        TInt buttonSetCount = reader.ReadInt16();

        for ( TInt j=0; j < buttonSetCount ; j++ )

            {

            TInt buttonSetResourceId = reader.ReadInt32();

            if ( j == aKeyValues[ buttonSetId ] )

                {

                iConfiguration[ buttonSetId ] = buttonSetResourceId;

                }

            }

        }

    CleanupStack::PopAndDestroy(); // reader

    }

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

// MapToCenRepKey

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

//

TInt TPhoneTouchButtonConfig::MapToCenRepKey( TInt aButtons ) const

    {

    switch ( aButtons )

        {

        case EPhoneConfigIncomingCallButtons:

            return KTelButtonsIncomingCall;

        default:

            return KErrNotFound;

        }

    }

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

// ResourceId

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

//

TInt TPhoneTouchButtonConfig::ResourceId(

    TPhoneUIConfigurableButtons aButtons,

    TInt aDefaultResourceId )  const

    {

    if ( iConfiguration[aButtons] != KErrNotFound )

        {

        return iConfiguration[aButtons];    

        }

    else

        {

        return aDefaultResourceId;

        }

    }

//  End of File