/*

* Copyright (c) 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: Class takes care of CBA's.

*

*/

#ifndef CPHONECBAMANAGER_H

#define CPHONECBAMANAGER_H

//INCLUDES

#include <e32base.h>

//FORWARD

class MPhoneViewCommandHandle;

class MPhoneStateMachine;

class CPhoneState;

/**

 * Class takes care of CBA's.

 *

 * @lib phoneuicontrol

 * @since S60 v9.1

 */

NONSHARABLE_CLASS( CPhoneCbaManager ) :  public CBase

    {

    public:

        /**

        * Creates new instance of CPhoneCbaManager

        * @param aStateMachine: a state machine

        * @param aViewCommandHandle: handle to the PhoneUIView

        * @return CPhoneCbaManager* object  

        */

        static CPhoneCbaManager* NewL(

                    CPhoneState* aState,

                    MPhoneViewCommandHandle& aViewCommandHandle,

                    MPhoneStateMachine& aStateMachine );

        /**

        * Destructor.

        */

        virtual ~CPhoneCbaManager();

    public:

        /**

        * Update CBA

        */

        IMPORT_C void UpdateCbaL( TInt aResource );

        /**

        * Set CBA

        * If the given CBA resource ID equals EPhoneEasyDialingCba, then get the actual resource

        * ID from the Dialer Extension View by executing command EPhoneViewGetEasyDialingCbaId

        * via the Phone View Command Handle.

        */

        IMPORT_C void SetCbaL( TInt aResource );

        /**

        * Update incoming CBAs

        */

        IMPORT_C void UpdateIncomingCbaL( TInt aCallId );

    public:

        /**

        * Update In Call CBA

        */ 

        void UpdateInCallCbaL();

        /**

        * Sets the ringtone silenced status

        * @param aSilenceStatus, new status

        */

        void SetRingtoneSilencedStatus( const TBool aSilenceStatus );

    private:

        /*

        * Updated Cba when Swivel state changes.

        */

        void UpdateCbaSwivelStateChangedL();

        /**

        * Check is alerting or active voice call

        */

        TBool IsVoiceCallAlertingOrActiveL();

        /**

        * Get silence cba resource when incomng call

        * @param aSoftRejectActivated Is soft reject activated or not

        * @return Resource id of CBA

        */

        TInt GetIncomingCallSilenceCBA( const TBool aSoftRejectActivated ); 

        /**

        * Get cba resource when number entry is visible

        * @return Resource id of CBA

        */

        TInt GetNumberEntryCbaIdL();

    private:

        /**

        * C++ default constructor.

        */

        CPhoneCbaManager(

                CPhoneState* aState,

                MPhoneViewCommandHandle& aViewCommandHandle,

                MPhoneStateMachine& aStateMachine );

    private:

        // Not owned:

        CPhoneState* iState;

        MPhoneViewCommandHandle& iViewCommandHandle;

        MPhoneStateMachine& iStateMachine;

        // RingtoneSilenced flag.

        // This is used to determine if the ringtone

        // for incoming call is silenced. The information

        // is used while updating softkeys in method

        // UpdateIncomingCbaL only

        TBool iRingtoneSilenced;

    };

#endif // CPHONECBAMANAGER_H