uifw/EikStd/coctlinc/FormCursorModifier.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 21 Jun 2010 15:57:43 +0300
branchRCL_3
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Revision: 201023 Kit: 2010125
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/*
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* Copyright (c) 2009 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:
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*
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*/
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#ifndef FORMCURSORMODIFIER_H
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#define FORMCURSORMODIFIER_H
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#include <e32base.h>
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#include <formcursormodifierint.h>
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// forward declarations
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class CTextView;
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class CTextLayout;
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NONSHARABLE_CLASS(CFormCursorModifier) : public CBase, public MFormCursorModifier
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	{
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private:
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	enum TDirectionality
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		{
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		ELeftToRight,
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		ERightToLeft
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		};
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public:
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	/** 
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	* 2 phase constructor
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	*/
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	static CFormCursorModifier* NewL(CTextView* aTextView, CTextLayout* aTextLayout);
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	/** 
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	* Destructor
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	*/
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	virtual ~CFormCursorModifier();
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	/** 
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	* Forwards externally generated events to the appropriate cursor
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	* manager handler method
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	*/
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	void HandleFormCursorModifierEventL(TFormCursorModifierEvent aEvent, TInt aData1, TAny* aData2);
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	/** 
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	* Allows setting of text view
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	*/
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	void SetTextView(CTextView* aTextView);
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	/** 
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	* Allows setting of text layout
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	*/
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	void SetTextLayout(CTextLayout* aTextLayout);
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private:
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	CFormCursorModifier(CTextView* aTextView, CTextLayout* aTextLayout);
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	void ConstructL();
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	void NormaliseCursorPositionFollowingDeleteL();
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	void NormaliseCursorPositionFollowingNavigationL();
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	void InitialiseCursorPositionL(CEikEdwin* aEdwin);
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	void SetDirectionality(TDirectionality aDirectionality);
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private:
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	// not owned
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	CTextView* iTextView;
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	CTextLayout* iTextLayout;
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	TDirectionality iDirectionality;
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	};
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#endif