/*

* Copyright (c) 2006 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:  Qwerty Mode Monitor.

*

*/

#ifndef CPHONEQWERTYMODEMONITOR_H 

#define CPHONEQWERTYMODEMONITOR_H 

//  INCLUDES

#include    "mphonepubsubobserver.h" 

#include    "mphoneqwertymodeobserver.h"

// CLASS DECLARATION

/**

*  Qwerty Mode Monitor.

*/

class CPhoneQwertyModeMonitor 

    : public CBase, 

      private MPhonePubSubObserver

    {

    friend class T_CPhoneQwertyModeMonitorUT;

    public: // Constructors and destructor

        /**

        * Two-phased constructor.

        * @return New instance

        */

        static  CPhoneQwertyModeMonitor* NewL();

        /**

        * Destructor.

        */

        virtual ~CPhoneQwertyModeMonitor();

    protected: // Functions from base classes

        /**

        * Handle the change of the setting from P&S key.

        * @param aUid identifing the P&S gategory.

        * @param aId P&S key.

        * @param aValue Current value of the key.

        */

        virtual void HandlePropertyChangedL( 

            const TUid& aCategory,

            const TUint aKey,

            const TInt aValue );

    public: // New methods

        /**

        * Gets current qwerty mode.

        * @return Current qwerty mode.

        */

        TInt QwertyMode() const;

        /**

        * Gets current keyboard.

        * @return Current keyboard.

        */

        TInt Keyboard() const;

        /**

        * Adds qwerty mdoe observer.

        * @param aObserver Observer object.

        */

        void AddObserverL( MPhoneQwertyModeObserver& aObserver );

        /**

        * Removes qwerty mode observer.

        * @param aObserver Observer object.

        */

        void RemoveObserver( MPhoneQwertyModeObserver& aObserver );

    private: 

        /**

        * C++ default constructor.

        */

        CPhoneQwertyModeMonitor();

        /**

        * By default Symbian OS constructor is private.

        */

        void ConstructL();

        /**

        * Current qwerty mode.

        */

        TInt GetQwertyMode() const;

        /**

         * Current keyboard.

         */

        TInt GetKeyboard() const;

    private:    // Data

        // Call State Change Observer array.

        RPointerArray< MPhoneQwertyModeObserver > iObserverArray;

        // Current qwerty mode.

        TInt iQwertyMode;

        //Current keyboard.

        TInt iKeyboard;

    };

#endif      // CPHONEQWERTYMODEMONITOR_H 

// End of File