/*

* Copyright (c) 2009 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: Class to hold the character to key mappings for a virtual

*   12 key keyboard.

*/

#ifndef __C12KEYKEYMAP_H__

#define __C12KEYKEYMAP_H__

// INCLUDE FILES

#include "cpcskeymap.h"

// FORWARD DECLARATIONS

class QTextCodec;	// if Thai-recog is needed also in qwerty, move QTextCodecs to CPcsKeyMap

// CLASS DECLARATION

NONSHARABLE_CLASS(C12keyKeyMap) : public CPcsKeyMap

	{

    public: // Constructors and destructor

        /**

         * Two phase construction

         */

        static C12keyKeyMap* NewL();

        /**

         * Destructor

         */

		virtual ~C12keyKeyMap();

	public: // From CPcsKeyMap

		virtual const QChar ArrayIndexToMappedChar(TInt aArrayIndex) const;

	private: // From CPcsKeyMap

		virtual TInt ComputeValue(QString aString,

								  TBool aUpperLimit,

								  QString& aValue) const;

		virtual QList<HbInputLanguage> SelectLanguages();

		virtual void SetHardcodedCharacters();

		/**

         * Returns ETrue if characters that are mapped to * and # keys, should

		 * be skipped.

         */

		virtual TBool DetermineSpecialCharBehaviour(QString aSource) const;

		virtual TBool ShouldSkipChar(QChar aChar, TBool aSkipHashStar) const;

	private: // Constructors

        /**

         * Constructor

         */

		C12keyKeyMap();

		/**

		 * Second phase constructor

		 */

		void ConstructL();

	private: // New functions

		void GetTextCodecs();

    private: // Data

		// Not owned

		QTextCodec* iLatinCodec;

		QTextCodec* iThaiCodec;

		// For unit testing

		friend class UT_CPcsKeyMap;

	};

#endif // __C12KEYKEYMAP_H__

// End of file