/*

* Copyright (c) 2005 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: 

*     GSM-specific alerting state implementation.

*

*/

#ifndef CPHONEALERTING_H

#define CPHONEALERTING_H

// INCLUDES

#include "cphonegsmincall.h"

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*  GSM-specific alerting state

*/

class CPhoneAlerting : public CPhoneGsmInCall

    {

    public:  

        /**

        * Destructor.

        */

        IMPORT_C virtual ~CPhoneAlerting();

        /**

        * Creates the GSM-specific Single call state class

        * @param aStateMachine: a state machine

        * @param aViewCommandHandle: handle to the PhoneUIView

        * @return an instance of class CPhoneAlerting

        */

        static CPhoneAlerting* NewL( 

            MPhoneStateMachine* aStateMachine, 

            MPhoneViewCommandHandle* aViewCommandHandle,

            MPhoneCustomization* aPhoneCustomization );

        /**

        * A message handling function for Phone Engine messages

        * @param aMessage Message from Phone Engine

        * @param aCallId Call id the message concerns

        */

        IMPORT_C virtual void HandlePhoneEngineMessageL(

            const TInt aMessage, 

            TInt aCallId );

    protected:

        /**

        * By default EPOC constructor is private.

        */

        IMPORT_C CPhoneAlerting( 

            MPhoneStateMachine* aStateMachine, 

            MPhoneViewCommandHandle* aViewCommandHandle,

            MPhoneCustomization* aPhoneCustomization );

        /**

        * ConstructL()

        */

        IMPORT_C virtual void ConstructL();

        /**

        * A message handling function for EPEMessageHandleConnected

        * @param aCallId: the call id of the call

        */

        IMPORT_C void HandleConnectedL( TInt aCallId );

        IMPORT_C virtual void HandleKeyMessageL(

            TPhoneKeyEventMessages aMessage,

            TKeyCode aCode );

        /**

        * Open menu bar

        */

        IMPORT_C virtual void OpenMenuBarL();

       /**

        * Handles user selected UI commands.

        * @param aCommand - selected command

        */

        IMPORT_C virtual TBool HandleCommandL( TInt aCommand );

        /**

        * Check is alerting call Video call

        */

        TBool IsVideoCallAlertingL();

        /**

        * From CPhoneState.

        * Checks if call termination note should be shown.

        * @return ETrue show call termination note

        */

        IMPORT_C virtual TBool CheckIfShowCallTerminationNote();

        /**

        * A message handling function for EPEMessageDisconnecting

        * @param aCallId: the call id of the call

        */

        IMPORT_C void HandleDisconnectingL( TInt aCallId );

    private:

        /** 

         * Call identifier for a incoming call. 

         */

        TInt iIncomingCallId;

    };

#endif // CPHONEALERTING_H

// End of File