author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 11 May 2010 16:42:11 +0300 | |
branch | RCL_3 |
changeset 20 | 03228bb411ae |
parent 0 | e83bab7cf002 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: layoutmanager implementation class with focus handling in 1D (next/previous) |
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* |
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*/ |
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|
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|
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#include <alf/ialfwidgetcontrol.h> |
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#include <alf/alfvisual.h> |
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#include <alf/alfanchorlayout.h> |
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#include "alf/alfwidget.h" |
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#include <alf/alfvisualfactory.h> |
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#include <alf/alfexceptions.h> |
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#include <alf/ialflayoutpreferences.h> |
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#include <osn/osnnew.h> |
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|
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//stl |
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#include <algorithm> //for min & max |
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#include "alfanchorlayoutmanagerimpl.h" |
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using namespace Alf; |
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|
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namespace Alf |
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{ |
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// ======== MEMBER FUNCTIONS ======== |
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// --------------------------------------------------------------------------- |
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// layoutmanagerimpl constructor |
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// --------------------------------------------------------------------------- |
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// |
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AlfAnchorLayoutManagerImpl::AlfAnchorLayoutManagerImpl( |
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AlfAnchorLayoutManager& aAnchorLayoutManager) : |
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mAnchorLayoutManager(aAnchorLayoutManager) |
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{ |
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} |
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|
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// --------------------------------------------------------------------------- |
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// creates the layout used by the layoutmanager. |
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// --------------------------------------------------------------------------- |
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// |
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AlfAnchorLayoutManagerImpl::~AlfAnchorLayoutManagerImpl() |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// from IAlfLayoutPreferences |
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// Returns the minimum area that this layout manager can occupy by observing |
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// the minimum sizes of the child UI elements in the layout |
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// --------------------------------------------------------------------------- |
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// |
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bool AlfAnchorLayoutManagerImpl::getMinimumSize( TAlfXYMetric& /*aMinSize*/ ) const |
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{ |
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return false; |
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} |
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// --------------------------------------------------------------------------- |
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// from IAlfLayoutPreferences |
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// Returns the maximum area that this layout manager can occupy by observing |
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// the maximum sizes of the child UI elements in the layout |
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// --------------------------------------------------------------------------- |
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// |
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bool AlfAnchorLayoutManagerImpl::getMaximumSize( TAlfXYMetric& /*aMaxSize*/ ) const |
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{ |
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return false; |
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} |
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// --------------------------------------------------------------------------- |
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// Combines and returns the preferred sizes of all child UI elements according |
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// to the layouting rules. |
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// --------------------------------------------------------------------------- |
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// |
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bool AlfAnchorLayoutManagerImpl::getPreferredSize(TAlfXYMetric& /*aPreferredSize*/) const |
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{ |
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return false; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// from IAlfLayoutPreferences |
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// At the moment doesn't do anything since preferred size is being queried |
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// from the child UI elements added to this layout manager. |
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// --------------------------------------------------------------------------- |
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// |
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void AlfAnchorLayoutManagerImpl::setPreferredSize( const TAlfXYMetric& aPreferredSize) |
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{ |
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TAlfTimedPoint size((float)aPreferredSize.iX.iMagnitude,(float)aPreferredSize.iY.iMagnitude); |
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layout().SetSize(size); |
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mAnchorLayoutManager.owner().updateParentLayout(); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// From class IAlfInterfaceBase. |
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// Getter for interfaces provided by the element. |
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// --------------------------------------------------------------------------- |
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// |
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IAlfInterfaceBase* AlfAnchorLayoutManagerImpl::makeInterface(const IfId& aType) |
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{ |
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UString param(aType.mImplementationId); |
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if (param == IAlfLayoutPreferences::type().mImplementationId) |
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{ |
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return this; |
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} |
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return NULL; |
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} |
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// --------------------------------------------------------------------------- |
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// returns the anchorlayout used by the layoutmanager |
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// --------------------------------------------------------------------------- |
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// |
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CAlfAnchorLayout& AlfAnchorLayoutManagerImpl::layout() const |
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{ |
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return dynamic_cast<CAlfAnchorLayout&>(mAnchorLayoutManager.getLayout()); |
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} |
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|
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} // Alf |