/*

* Copyright (c) 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: Implements class CFsScrollbarLayoutHandler

*

*/

//<cmail> SF

#include "emailtrace.h"

#include <alf/alfconstants.h>

//</cmail>

#include "fsscrollbarlayouthandler.h"

#include "fsscrollbarpluginconstants.h"

#include "fshuiscrollbarlayout.h"

#include "fsscrollbarset.h"

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

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

// From class CAlfLayoutHandler.

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

//

MAlfExtension* CFsScrollbarLayoutHandler::NewL(

    MAlfInterfaceProvider& aResolver,

    CHuiControl* aOwner,

    CHuiLayout* aParentLayout )

    {

    FUNC_LOG;

    CFsScrollbarLayoutHandler* self =

        new( ELeave )CFsScrollbarLayoutHandler( aResolver );

    CleanupStack::PushL( self );

    self->ConstructL( NULL, *aOwner, aParentLayout );

    CleanupStack::Pop( self );

    return self;

    }

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

// From class CAlfLayoutHandler.

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

//

void CFsScrollbarLayoutHandler::ConstructL(

    CHuiVisual* /*aVisual*/,

    CHuiControl& aOwner,

    CHuiLayout* aParentLayout )

    {

    FUNC_LOG;

    CFsHuiScrollbarLayout* layout(

        CFsHuiScrollbarLayout::AddNewL( aOwner, aParentLayout ) );

    CAlfLayoutHandler::ConstructL( layout, aOwner, aParentLayout );

    }

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

// From class CAlfLayoutHandler.

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

//

void CFsScrollbarLayoutHandler::HandleCmdL(

    TInt aCommandId,

    const TDesC8& aInputBuffer,

    TDes8& aResponse )

    {

    FUNC_LOG;

    if ( !iVisual )

        {

        return;

        }

    CFsHuiScrollbarLayout* scrollbarLayout(

        static_cast<CFsHuiScrollbarLayout*>( iVisual ) );

    switch ( aCommandId )

        {

        case EFsScrollbarLayoutSetScrollbarRangeCommand:

            {

            TFsScrollbarSet* scrollbarSet(

                (TFsScrollbarSet*)aInputBuffer.Ptr() );

            scrollbarLayout->SetRange( scrollbarSet->iRangeStart,

                scrollbarSet->iRangeEnd, scrollbarSet->iScrollbar );

            break;

            }

        case EFsScrollbarLayoutSetScrollbarPosCommand:

            {

            TFsScrollbarSet* scrollbarSet(

                (TFsScrollbarSet*)aInputBuffer.Ptr() );

            scrollbarLayout->SetScrollbarPos(

                scrollbarSet->iScrollbarPos, scrollbarSet->iScrollbar );

            break;

            }

        case EFsScrollbarLayoutSetScrollbarVisibilityCommand:

            {

            TFsScrollbarSet* scrollbarSet(

                (TFsScrollbarSet*)aInputBuffer.Ptr() );

            scrollbarLayout->SetVisibilityMode(

                scrollbarSet->iVisibility, scrollbarSet->iScrollbar );

            break;

            }

        case EFsScrollbarLayoutGetScrollbarSettingsCommand:

            {

            TFsScrollbarSet responseSet;

            TFsScrollbarSet* scrollbarSet(

                (TFsScrollbarSet*)aInputBuffer.Ptr() );

            responseSet.iScrollbar = scrollbarSet->iScrollbar;

            responseSet.iRangeStart = scrollbarLayout->RangeStart(

                scrollbarSet->iScrollbar );

            responseSet.iRangeEnd = scrollbarLayout->RangeEnd(

                scrollbarSet->iScrollbar );

            responseSet.iScrollbarPos = scrollbarLayout->ScrollbarPos(

                scrollbarSet->iScrollbar );

            responseSet.iVisible = scrollbarLayout->IsScrollbarVisible(

                scrollbarSet->iScrollbar );

            responseSet.iThumbSpan = scrollbarLayout->ThumbSpan(

                scrollbarSet->iScrollbar );

            responseSet.iVisibility = scrollbarLayout->VisibilityMode(

                scrollbarSet->iScrollbar );

            TPckgC<TFsScrollbarSet> outBuf( responseSet );

            aResponse = outBuf;

            break;

            }

        case EFsScrollbarLayoutSetVerticalScrollbarWidthCommand:

            {

            TInt2* params( (TInt2*)aInputBuffer.Ptr() );

            scrollbarLayout->SetVerticalScrollbarWidth(

                params->iInt1, params->iInt2 );

            break;

            }

        case EFsScrollbarLayoutSetHorizontalScrollbarHeightCommand:

            {

            TInt2* params( (TInt2*)aInputBuffer.Ptr() );

            scrollbarLayout->SetHorizontalScrollbarHeight(

                params->iInt1, params->iInt2 );

            break;

            }

        case EFsScrollbarLayoutSetScrollbarThumbSpanCommand:

            {

            TFsScrollbarSet* scrollbarSet(

                (TFsScrollbarSet*)aInputBuffer.Ptr() );

            scrollbarLayout->SetThumbSpan(

                scrollbarSet->iThumbSpan, scrollbarSet->iScrollbar );

            break;

            }

        case EFsScrollbarLayoutSetScrollbarUpdateCommand:

            {

            TInt* layoutTransitionTime = (TInt*)aInputBuffer.Ptr();

            scrollbarLayout->Update( *layoutTransitionTime );

            break;

            }

        case EFsScrollbarLayoutSetScrollbarCustomImagesCommand:

            {

            TFsImageSet* imageSet( (TFsImageSet*)aInputBuffer.Ptr() );

            CHuiImageBrush* barBrush =

                (CHuiImageBrush*)iResolver.GetInterfaceL(

                    EHuiObjectTypeBrush, imageSet->iBarBrushId );

            CHuiImageBrush* thumbBrush =

                (CHuiImageBrush*)iResolver.GetInterfaceL(

                    EHuiObjectTypeBrush, imageSet->iThumbBrushId );

            scrollbarLayout->SetScrollbarImagesL(

                barBrush, thumbBrush, imageSet->iScrollbar );

            break;

            }

        case EFsScrollbarLayoutSetScrollbarClearCustomImagesCommand:

            {

            TFsScrollbarSet* scrollbarSet(

                (TFsScrollbarSet*)aInputBuffer.Ptr() );

            scrollbarLayout->RemoveCustomImages( scrollbarSet->iScrollbar );

            break;

            }

        case EFsScrollbarLayoutGetScrollbarLayoutSizeCommand:

            {

            THuiRealPoint layoutSize( scrollbarLayout->LayoutSize() );

            TPckgC<THuiRealPoint> outBuf( layoutSize );

            aResponse = outBuf;

            break;

            }

        default:

            CAlfLayoutHandler::HandleCmdL(

                aCommandId, aInputBuffer, aResponse );

            break;

        }

    }