/*

* 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:  implementation for flowlayoutpolicy

*

*/

#include <assert.h>

#include <alf/alfflowlayout.h>

#include <alf/alfflowlayoutmanager.h>

#include <osn/ustring.h>

#include <osn/osnnew.h>

#include "alfflowlayoutpolicyimpl.h"

using osncore::UString;

using namespace Alf;

namespace Alf

    {

typedef enum IAlfFlowLayoutPolicy::flowDirection flowDirection;

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

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

// flowlayoutpolicyimpl constructor

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

//    

AlfFlowLayoutPolicyImpl::AlfFlowLayoutPolicyImpl(

    AlfFlowLayoutManager& aFlowLayoutManager) : 

    mFlowLayoutManager(aFlowLayoutManager), mDirection(EFlowVertical)

    {

    }

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

// creates the layout used by the layoutmanager.

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

//    

AlfFlowLayoutPolicyImpl::~AlfFlowLayoutPolicyImpl()

    {

    }

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

// Sets the direction of the flow.

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

//

void AlfFlowLayoutPolicyImpl::setFlowDirection(enum flowDirection aDirection)

    {

    mDirection = aDirection;

    CAlfFlowLayout::TFlowDirection flowdir(CAlfFlowLayout::EFlowHorizontal);

    if (aDirection == EFlowVertical)

        {

        flowdir = CAlfFlowLayout::EFlowVertical;

        }

    layout().SetFlowDirection(flowdir);

    }

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

// returns the flow direction

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

//         

flowDirection AlfFlowLayoutPolicyImpl::flowDirection() const

    {

    return mDirection;

    }

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

// Sets the mode of the flow. The mode flags determine how the flow layout

// behaves.

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

//         

void AlfFlowLayoutPolicyImpl::setMode(int aMode)

    {

    layout().SetMode(aMode);

    }

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

// Returns the mode flags of the flow.

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

//         

int AlfFlowLayoutPolicyImpl::mode() const

    {

    return layout().Mode();

    }

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

// From class IAlfInterfaceBase.

// Getter for interfaces provided by the element.

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

//

IAlfInterfaceBase* AlfFlowLayoutPolicyImpl::makeInterface(const IfId& aType)

    {

    UString param(aType.mImplementationId);

    IAlfInterfaceBase* ret = 0;

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

        {

        ret = static_cast<IAlfFlowLayoutPolicy*>(this);

        }

    return ret;

    }

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

// returns the flow layout used by the layoutmanager

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

//

CAlfFlowLayout& AlfFlowLayoutPolicyImpl::layout() const

    {

    return dynamic_cast<CAlfFlowLayout&>(mFlowLayoutManager.getLayout());

    }

 } // Alf