/*

* 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:  Monitor for call theme settings.

*

*/

#ifndef CPHONECALLTHEMEMONITOR_H

#define CPHONECALLTHEMEMONITOR_H

//  INCLUDES

#include    "mphonecenrepobserver.h" 

/**

*  Observer interface to call theme settings.

*

*/

class MPhoneCallThemeSettingsObserver

    {

    public:

        /**

        * Called when call theme settings have changed.

        */

        virtual void CallThemeSettingsChanged() = 0;

    };

// CLASS DECLARATION

/**

*  Monitor for call theme settings.

*

*/

class CPhoneCallThemeMonitor : public CBase, private MPhoneCenRepObserver

    {

    public:

        /**

        * Two-phased constructor.

        */

        IMPORT_C static CPhoneCallThemeMonitor* NewL();

        /**

        * Destructor.

        */

        IMPORT_C virtual ~CPhoneCallThemeMonitor();

        /**

        * Fetches setting is call image theme .

        * @return value of settings

        */

        IMPORT_C TInt CallImageThemeSettings() const;

        /**

        * Fetches call image theme path.

        * @return Call image theme path.

        */

        IMPORT_C TPtrC CallImageThemeFilePath() const;

        /**

        * Set call theme settings observer.

        * @param aObserver Observer.

        */

        IMPORT_C void SetCallThemeSettingsObserver(

            MPhoneCallThemeSettingsObserver* aObserver );

    protected:

        /**

        * Handle the change of the setting from Central Repository

        * @param aUid identifing the central repository UID.

        * @param aId central repository ID.

        */

        virtual void HandleCenRepChangeL( 

            const TUid& aUid,

            const TUint aId );

    private:

        /**

        * C++ default constructor.

        */

        CPhoneCallThemeMonitor();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

        /**

        * Reads all theme settings from CenRep.

        */

        void ReadAllL();

    private: // Data

        // Themes client id

        TInt iThemesClientID;

        // Current theme image setting

        TInt iThemeCallImageSettings;

        // Theme image path and name

        HBufC* iCallerImageThemePath;

        // Observer to be notified.

        MPhoneCallThemeSettingsObserver* iObserver;

     };

#endif      // CPHONECALLTHEMEMONITOR_H   

// End of File