/*

* Copyright (c) 2002 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:  It manages incall indicator.

*

*/

#ifndef CPHONEINCALLINDICATOR_H

#define CPHONEINCALLINDICATOR_H

// INCLUDES

#include <e32base.h>

// FORWARD DECLARATIONS

class CAknIncallBubble;

class TPhoneCommandParam;

// CLASS DECLARATION

/**

*  It manages incall indicator (small bubble over the status pane).

*

*  @since 1.0

*/

class CPhoneIncallIndicator : public CBase

    {

    public:  // Constructors and destructor      

        /**

        * Two-phased constructor.

        * @return new instance.

        */

        static CPhoneIncallIndicator* NewL();

        /**

        * Destructor.

        */

        ~CPhoneIncallIndicator();

    public: // New functions

        /**

        * Update indicator using the specified data

        * @param aCommandParam command parameter

        */

        void Update( TPhoneCommandParam* aCommandParam );

        /**

        * Handle an audio mute change

        * @param aCommandParam command parameter

        */

        void HandleMuteChange( TPhoneCommandParam* aCommandParam );

        /**

        * Handle a ciphering change

        * @param aCommandParam command parameter

        */

        void HandleCipheringChange( TPhoneCommandParam* aCommandParam );

        /**

        * return is emergency call active

        */

        TBool IsEmergencyCall();

    private:

        /**

        * C++ constructor.

        */

        CPhoneIncallIndicator();

        /**

        * Symbian OS constructor.

        */

        void ConstructL();

        /**

        * Update indicator.

        */

        void Update();

        /**

        * Sets state.

        *

        * @param aState new state.

        * @param aSync do synchronously.

        */

        void SetState( TInt aState, TBool aSync );

        /**

        * Updates using recovery system.

        */

        void UpdateWithRecovery();

        /**

        * Updates incall indicator.

        */

        static TInt DoRecoverUpdateL( TAny* aAny );

        /**

        * Updates incall indicator.

        */

        static TInt DoUpdate( TAny* aAny );

    private:    // Data

        // Recovery id for updating incall indicator.

        TInt iUpdateRecoveryId;

        // Current call state.

        TInt iCallState;

        // Incall mode.

        TInt iMode;

        // Current state.

        TInt iState;

        // Owned incall bubble instance.

        CAknIncallBubble* iBubble;

        // Indicates if phone is muted.

        TBool iMuted;

        // Indicates if ciphering is off.

        TBool iCipheringOff;

        // Indicates if call is in emergency mode.

        TBool iEmergency;

        // Owned callback.

        CIdle* iUpdater;

        // Indicates if line2 is in use.

        TBool iLine2;

        // Indicated if bubble needs to be visible or not

        TBool iVisible;

        // Indicates if ciphering indicator is allowed.

        TBool iCipheringIndicatorAllowed; 

    };

#endif      // CPHONEINCALLINDICATOR_H

// End of File