author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 17 Dec 2009 08:56:02 +0200 | |
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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: grid layout manager |
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* |
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*/ |
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#ifndef ALFLCTANCHORLAYOUTMANAGER_H |
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#define ALFLCTANCHORLAYOUTMANAGER_H |
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#include <osn/osndefines.h> |
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#include <osn/osntypes.h> |
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#include <memory> |
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#include <alf/alflayoutmanager.h> |
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#include <alf/alflayout.h> |
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using std::auto_ptr; |
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namespace Alf |
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{ |
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class IAlfWidgetControl; |
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class AlfLCTAnchorLayoutPreferencesImpl; |
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class AlfLCTAnchorLayoutPolicyImpl; |
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|
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/** |
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* Grid layout manager |
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* |
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* Layout manager handles the layouting of child widgets in the container widget. |
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* It uses IAlfLayoutPreferences-interface (@see IAlfLayoutPreferences) |
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* of child widgets as a guide for laying out the widgets. The layoutmanager |
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* is set to the IAlfHostApi- interface (@see IAlfHostApi::setBaseLayout) |
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* createLayout-method should be the first call after creating the layoutmanager. |
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* |
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* @lib alfwidgetmodel.lib |
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* @since S60 ?S60_version |
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*/ |
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class AlfLCTAnchorLayoutManager : public AlfLayoutManager |
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{ |
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friend class AlfLCTAnchorLayoutPreferencesImpl; |
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friend class AlfLCTAnchorLayoutPolicyImpl; |
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public: |
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/** |
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* layout manager constructor |
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* |
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*/ |
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AlfLCTAnchorLayoutManager(); |
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/** |
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* virtual destructor |
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*/ |
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virtual ~AlfLCTAnchorLayoutManager(); |
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public: |
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//from IAlfLayoutManager |
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/** |
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* from IAlfLayoutManager |
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* Notifies the layout manager, that the child control's layout |
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* must be updated |
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* |
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* @param aControl control, which size has changed. |
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* @throw AlfVisualException(EInvalidVisual), if layout is not created. |
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*/ |
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virtual void updateChildLayout(CAlfWidgetControl* aControl); |
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/** |
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* from IAlfLayoutManager |
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* Notifies the layout manager, that the control's has been |
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* removed from the layout. |
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* |
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* @param aControl control, which has been removed from the layout. |
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* @throw AlfVisualException(EInvalidVisual), if layout is not created. |
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*/ |
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virtual void childRemoved(CAlfWidgetControl* aControl); |
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public: |
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protected: |
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void doUpdateChildLayout(CAlfWidgetControl* aControl); |
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// from base class IAlfInterfaceBase |
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/** |
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* Interface getter. |
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* @see IAlfInterfaceBase::MakeInterface |
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* |
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* @since S60 ?S60_version |
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* @param aType The type id of the queried interface. |
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* @return The queried interface, or NULL if the interface is not |
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* supported or available. |
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*/ |
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virtual IAlfInterfaceBase* makeInterface( const IfId& aType ); |
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private: // data |
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auto_ptr<AlfLCTAnchorLayoutPreferencesImpl> mDataPreferences; |
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auto_ptr<AlfLCTAnchorLayoutPolicyImpl> mDataPolicy; |
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}; |
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} // namespace Alf |
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#endif // ALFLCTANCHORLAYOUTMANAGER_H |