/*

* Copyright (c) 2010 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: Declaration of CSsmUiLanguageObserver class.

*

*/

#ifndef __SSMUILANGUAGEOBSERVER_H__

#define __SSMUILANGUAGEOBSERVER_H__

#include <e32base.h>

#include <ssm/ssmutility.h>

#include <e32property.h>

#include "trace.h"

/**

* SSM Utility plugin to observe the UI Language code changes and load the new UI Language

* when it is changed.

*/

NONSHARABLE_CLASS( CSsmUiLanguageObserver ) : public CActive, public MSsmUtility

    {

public:

	//From MSsmUtility

	void InitializeL();

	void StartL();

	void Release();

public:

    /**

     * Two-phased constructor.

     */

    IMPORT_C static MSsmUtility* NewL();

protected:

    // from base class CActive

    /**

     * Implements cancellation of an outstanding request.

     */

    void DoCancel();

    /**

     * Handles an active object’s request completion event.

     * This RunL will never leave, so RunError not needed.

     */

    void RunL();

private:

    /**

    * Destructor.

    */

    ~CSsmUiLanguageObserver();

    /**

     * C++ default constructor.

     */

    CSsmUiLanguageObserver();

    /**

    * Activate the active object.

    */

    void Activate();

    /**

    * Loads the Language set in the PS key.

    */

    void LoadUILanguage();

    /**

    * Store the Language code to Central Repository.

    * @param aUILanguage The Language code to store.

    */

    void StoreUILanguageToCentRep( const TInt aUILanguage);

private: // data

    /**

    * Used for observing UI Language code changes.

    */

	RProperty iUILanguageProperty;

    };

#endif // __SSMUILANGUAGEOBSERVER_H__