/*
* 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: anchorlayoutmanager with focus handling in 1D (next/previous)
*
*/
#include <alf/alfanchorlayoutmanager.h>
#include <alf/alfexceptions.h>
#include <alf/alfwidgetcontrol.h>
#include <osn/ustring.h>
#include <osn/osnnew.h>
#include "alfanchorlayoutmanagerimpl.h"
using osncore::UString;
using namespace Alf;
namespace Alf
{
// ======== MEMBER FUNCTIONS ========
// ---------------------------------------------------------------------------
// layout manager constructor
// ---------------------------------------------------------------------------
//
OSN_EXPORT AlfAnchorLayoutManager::AlfAnchorLayoutManager()
: AlfLayoutManager(EAlfLayoutTypeAnchor)
{
mData.reset(new (EMM) AlfAnchorLayoutManagerImpl(*this));
}
// ---------------------------------------------------------------------------
// virtual destructor
// ---------------------------------------------------------------------------
//
OSN_EXPORT AlfAnchorLayoutManager::~AlfAnchorLayoutManager()
{
}
// ---------------------------------------------------------------------------
// from AlfLayoutManager
// notifies the layout manager, that the child control's layout
// must be updated.
// ---------------------------------------------------------------------------
//
OSN_EXPORT void AlfAnchorLayoutManager::updateChildLayout(
CAlfWidgetControl* aControl)
{
CAlfLayout& layout = getLayout();
doUpdateChildLayout(aControl);
layout.UpdateChildrenLayout();
//doUpdateChildLayout changes the visual size and position.
//need to notify the widget that size and position has changed.
//set the size and postion for aControl
TAlfRealRect rect;
if (controlRect(*aControl, rect)) //returns the real rect (of the root visual)
{
setControlRect(*aControl, rect);
}
// Inform parent layout manager about the changed presentation size
owner().updateParentLayout();
}
// ---------------------------------------------------------------------------
// from IAlfLayoutManager
// notifies the layout manager, that the control's has been
// removed from the layout.
// ---------------------------------------------------------------------------
//
OSN_EXPORT void AlfAnchorLayoutManager::childRemoved(CAlfWidgetControl* aControl)
{
//when control is removed from layout, no change to other widget rects,
// just call the base class
AlfLayoutManager::childRemoved(aControl);
}
// ---------------------------------------------------------------------------
// from AlfLayoutManager
// notifies the layout manager, that the child control's layout
// must be updated.
// ---------------------------------------------------------------------------
//
OSN_EXPORT void AlfAnchorLayoutManager::doUpdateChildLayout(
CAlfWidgetControl* /*aControl*/)
{
//anchorlayout changes the position and size, nothing to do here.
}
// ---------------------------------------------------------------------------
// From class IAlfInterfaceBase.
// Getter for interfaces provided by the element.
// ---------------------------------------------------------------------------
//
OSN_EXPORT IAlfInterfaceBase* AlfAnchorLayoutManager::makeInterface(
const IfId& aType )
{
UString param(aType.mImplementationId);
if (param == IAlfLayoutManager::type().mImplementationId)
{
return this;
}
// Let the implementation class try the interface creation
IAlfInterfaceBase* pInterface = mData->makeInterface(aType);
return pInterface;
}
} // Alf