--- a/widgetmodel/alfwidgetmodel/inc/alfflowlayoutpreferencesimpl.h Mon Jun 21 16:15:51 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,147 +0,0 @@
-/*
-* 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: layoutpreferences implementation class for flowlayoutmanager
-*
-*/
-
-
-#ifndef ALFFLOWLAYOUTPREFERENCESIMPL_H
-#define ALFFLOWLAYOUTPREFERENCESIMPL_H
-
-#include <osn/osndefines.h>
-#include <alf/ialflayoutpreferences.h>
-
-using namespace Alf;
-
-namespace Alf
- {
-class AlfFlowLayoutManager;
-
-/**
- * layout preferences implementation for flowlayoutmanager.
- *
- * @lib alfwidgetmodel.lib
- * @since S60 ?S60_version
- */
-class AlfFlowLayoutPreferencesImpl : public IAlfLayoutPreferences
- {
-public:
- AlfFlowLayoutPreferencesImpl(AlfFlowLayoutManager& aFlowLayoutManager);
-public:
-// from base class IAlfLayoutPreferences
-
- /**
- * Returns the minimum size of the layout by combining the minimum sizes of the
- * layed out visuals.
- *
- * @param aMinSize The minimum size that the object would like to be laid out to
- * @return false iff none of the layed out UI elements do not care about minimum size
- */
- virtual bool getMinimumSize( TAlfXYMetric& aMinSize ) const;
-
- /**
- * Returns the maximum size of the layout by combining the maximum sizes of the
- * layed out visuals.
- *
- * @param aMaxSize The maximum size that the object would like to be laid out to
- * @return false iff none of the layed out UI elements do not care about maximum size
- */
- virtual bool getMaximumSize( TAlfXYMetric& aMaxSize ) const;
-
- /**
- * Returns the size combined by all preferred sizes of child UI elements in this layout
- * when they are being layed out according to the layout manager rules.
- *
- * @param aPreferredSize Filled with the referred area occupied by child elements when
- * layed out by layouting rules in this layout manager.
- * @return False if none of the child components report their preferred size. True
- * otherwise.
- */
- virtual bool getPreferredSize(TAlfXYMetric& aPreferredSize) const;
-
- /**
- * Set the preferred size into a presentation object.
- *
- * This is not supported on the layout manager. Users should set preferred sizes of the
- * contained UI elements.
- */
- virtual void setPreferredSize( const TAlfXYMetric& aPreferredSize );
-// from base class IAlfInterfaceBase
-
- /**
- * Interface getter.
- * @see IAlfInterfaceBase::makeInterface
- *
- * @since S60 ?S60_version
- * @param aType The type id of the queried interface.
- * @return The queried interface, or NULL if the interface is not
- * supported or available.
- */
- virtual IAlfInterfaceBase* makeInterface( const IfId& aType );
-protected:
-
- /** size type to calculate @see calculateChildSizes */
- enum sizeType
- {
- ESizePreferred,
- ESizeMin,
- ESizeMax
- };
-
- /**
- * calculate the min-, preferred-, or max- sizes from the children.
- *
- * @param aSize on return, contains the calculated size.
- * @param aFlowDirection direction of flow.
- * @param aSizeType specifies, whether the min-, preferred- or max-size of the
- * IAlfLayoutPreferences is used for calculation.
- */
- bool calculateChildSizes(TAlfXYMetric& aSize,
- enum IAlfFlowLayoutPolicy::flowDirection aFlowDirection,
- enum sizeType aSizeType) const;
-
- /**
- * fetches the size from the IAlfLayoutPreferences-interface of the aControl.
- *
- * @param aControl control, which preferences-interface to query.
- * @param aSize on return, contains the size.
- * @param aSizeType specifies, whether the min-, preferred- or max-size of the
- * IAlfLayoutPreferences is returned.
- */
- bool getSize(CAlfWidgetControl* aControl,
- TAlfXYMetric& aSize,
- enum sizeType aSizeType) const;
-
- /**
- * @return the flow layout policy-instance of the layoutmanager.
- *
- */
- const IAlfFlowLayoutPolicy& flowLayoutPolicy() const;
-
- /**
- * converts size in metrics to size in pixels. Implementation missing.
- *
- * @param aSize size to convert
- * @return size in pixels.
- */
- static TAlfRealSize sizeInPixels(const TAlfXYMetric& aSize);
-
-private:
- AlfFlowLayoutManager &mFlowLayoutManager;
- TAlfXYMetric mPreferredSize;
- };
-
- } // namespace Alf
-
-#endif // ALFFLOWLAYOUTPREFERENCESIMPL_H