/*

* 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:   The implementation for grid element with recycling of visuals supported.

*

*/

#include "alf/alfrecyclinggridelement.h"

#include "alfrecyclinggridelementimpl.h"

#include <alf/alfenv.h>

#include <alf/alfconstants.h>

#include <alf/alfcommand.h>

#include <alf/alfgridlayout.h>

#include <alf/alflayout.h>

#include <alf/alfcontrol.h>

#include <alf/alfevent.h>

#include "alf/ialfvisualtemplate.h"

#include <alf/alfvarianttype.h>

#include <alf/alfwidgetcontrol.h>

#include <alf/alfwidgetevents.h>

#include <osn/ustring.h>

#include <memory>

#include <osn/osnnew.h>

using namespace osncore;

namespace Alf

    {

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

// 1st phase Constructor. Leaves the newly created object

// on the cleanup stack

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

OSN_EXPORT AlfRecyclingGridElement::AlfRecyclingGridElement(

    CAlfWidgetControl& aControl,

    const char* aName,

    int aNumColumns,

    int aNumRows)

    {

    construct(aControl,aName);

    mImpl.reset( new( EMM ) AlfRecyclingGridElementImpl(

                     *this, aNumColumns, aNumRows ) );

    control().addEventHandler(this);

    }

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

// Class Destructor

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

OSN_EXPORT  AlfRecyclingGridElement::~AlfRecyclingGridElement()

    {

    control().removeEventHandler(*this);

    }

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

// Sets the fill style for the Recycle grid element

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

OSN_EXPORT void AlfRecyclingGridElement::setFillStyle(FillStyle aFillStyle, int aFillStyleParam)

    {

    mImpl->setFillStyle( aFillStyle, aFillStyleParam );

    }

OSN_EXPORT void AlfRecyclingGridElement::setAnimationTimes(

    int aScrollingTime, int aFadeInTime, int aFadeInDelay,

    int aFadeOutTime, int aFadeOutDelay )

    {

    mImpl->setAnimationTimes(

        aScrollingTime, aFadeInTime, aFadeInDelay,

        aFadeOutTime, aFadeOutDelay );

    }

OSN_EXPORT CAlfVisual* AlfRecyclingGridElement::createVisualTree(

    IAlfVariantType& aData, uint aDataID, CAlfLayout* aParentLayout, int aLayoutIndex )

    {

    return mImpl->createVisualTree(

               aData, aDataID, aParentLayout, aLayoutIndex );

    }

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

// OfferEventL - Handle the Event.

// ?implementation_description

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

OSN_EXPORT AlfEventStatus AlfRecyclingGridElement::offerEvent( CAlfWidgetControl& aControl, const TAlfEvent& aEvent )

    {

    return mImpl->offerEvent( aControl, aEvent )

                                ?EEventHandled:EEventNotHandled;

    }

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

// ?implementation_description

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

//

OSN_EXPORT void AlfRecyclingGridElement::setActiveStates( unsigned int aStates )

    {

    mImpl->setActiveStates( aStates );

    }

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

// From class IAlfWidgetEventHandler.

// sets event handler data.

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

//

OSN_EXPORT void AlfRecyclingGridElement::setEventHandlerData( const AlfWidgetEventHandlerInitData& aData )

    {

    mImpl->setEventHandlerData(aData);

    }

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

// From class IAlfWidgetEventHandler.

// returns the eventhandlertype .

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

//

IAlfWidgetEventHandler::AlfEventHandlerType AlfRecyclingGridElement::eventHandlerType()

    {

    return IAlfWidgetEventHandler::EPresentationEventHandler;

    }

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

// From class IAlfWidgetEventHandler.

// returns eventhandler excecutionphase.

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

//

IAlfWidgetEventHandler::AlfEventHandlerExecutionPhase AlfRecyclingGridElement::eventExecutionPhase()

    {

    return IAlfWidgetEventHandler::ETunnellingPhaseEventHandler;

    }

// returns event handler data.

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

//

OSN_EXPORT AlfWidgetEventHandlerInitData* AlfRecyclingGridElement::eventHandlerData()

    {

    return mImpl->eventHandlerData();

    }

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

// From class IAlfInterfaceBase.

// ?implementation_description

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

//

OSN_EXPORT IAlfInterfaceBase* AlfRecyclingGridElement::makeInterface( const IfId& aType )

    {

    IAlfInterfaceBase* ret(0);

    UString param(aType.mImplementationId);

    if (param == AlfRecyclingGridElement::type().mImplementationId )

        {

        ret = static_cast<IAlfElement*>(this);

        }

    else if (param == IAlfWidgetEventHandler::type().mImplementationId )

        {

        ret = static_cast<IAlfWidgetEventHandler*>(this);

        }

    else

        {

        ret = AlfElement::makeInterface(aType);

        }

    return ret;

    }

OSN_EXPORT bool AlfRecyclingGridElement::accept( CAlfWidgetControl& aControl, const TAlfEvent& aEvent ) const

    {

    return mImpl->accept( aControl, aEvent );

    }

OSN_EXPORT void AlfRecyclingGridElement::createChildVisualTree(

    IAlfElement* aElement, IAlfVariantType& aChildData,

    IAlfBranch& aData, int aIndex, uint aDataID )

    {

    mImpl->createChildVisualTree( aElement, aChildData, aData, aIndex, aDataID );

    }

OSN_EXPORT void AlfRecyclingGridElement::removeChildVisualTree(

    IAlfElement* aElement, IAlfBranch& aData, int aIndex, uint aDataID )

    {

    mImpl->removeChildVisualTree( aElement, aData, aIndex, aDataID );

    }

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

// Description: Do not destroy visuals, because it's done elsewhere.

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

void AlfRecyclingGridElement::removeAndDestroyVisuals( int aTimeMilliseconds )

    {

    mImpl->removeAndDestroyVisuals( aTimeMilliseconds );

    }

    } //Alf