/*

* Copyright (c) 2007-2008 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:  Extension handler class.

*

*/

#ifndef C_CPHONEEXTENSIONHANDLER_H

#define C_CPHONEEXTENSIONHANDLER_H

// INCLUDES

#include <telmenuextension.h>

#include <spdefinitions.h>

#include "mphonebuttoncustomization.h"

// FORWARD DECLARATIONS

class CPhMenuExtensionWrapper;

// CLASS DECLARATION

/**

*  Extension handler class

*/

NONSHARABLE_CLASS( CPhoneExtensionHandler ): public CBase

    {

    public:      

        /**

         * Destructor.

         */

        virtual ~CPhoneExtensionHandler();

        /**

         * Creates the extension handler class

         */

        static CPhoneExtensionHandler* NewL();

        /**

         * Customizes touch pane buttons.

         * @param aServiceId Service id of the call.

         * @param aArray Active call array

         * @param aTouchPane Interface to add and dimm

         *                   bubble touch pane buttons.

         */

        void CustomizeTouchPaneButtonsL(

                TUint aServiceId,

                RArray<CTelMenuExtension::TCallInfo>& aArray,

                MBubbleTouchPaneInterface& aTouchPane );

        /**

         * Modifies menu when there is active call.

         * @param aServiceId Service id of the call.

         * @param aArray Active call array

         * @param aResourceId Menu resource id.

         * @param aMenuPane Menu pane

         */

        void ModifyInCallMenuL( 

                TUint aServiceId,

                RArray<CTelMenuExtension::TCallInfo>& aArray, 

                TInt aResourceId, 

                CEikMenuPane& aMenuPane );

        /**

         * Handles custom menu command.

         * @param aServiceId Service id of the call.

         * @param aCommand Command id.

         * @return ETrue if command handled.

         */

        TBool HandleCommandL( 

                TUint aServiceId,

                TInt aCommand );

    protected:

        CPhoneExtensionHandler();

        void ConstructL();

    private:            	

        /**

         * Resolves extensions implementation uid for 

         * given service id.

         * @leave KErrNotFound if extension not exists for service.

         * @param aServiceId Service id

         * @param aPropertyName Service table property name.

         * @return Implementaion uid.

         */

        TUid ResolveImplementationUidL( TUint32 aServiceId, 

                                        TServicePropertyName aPropertyName );

        /**

         * Adds unattended transfer menu item to menu.

         * @param aMenuPane Menu pane.

         */

        void AddUnattendedTransferMenuItemL( CEikMenuPane& aMenuPane );

        /**

         * Returns menu extension by service id.

         * @leave Leaves if not found.

         * @param  aServiceId Service id of call

         */

        CTelMenuExtension* MenuExtensionL( TUint aServiceId );

    private: // Data

        /**

         * Menu extension plugins.

         * Own.

         */

        RPointerArray<CPhMenuExtensionWrapper> iPlugins;

    };

#endif // C_CPHONEVOIPUTILITY_H

// End of File