/*

* Copyright (c) 2002-2007 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:  

*

*/

#ifndef C_CSCPVOIPHANDLER_H

#define C_CSCPVOIPHANDLER_H

#include <e32base.h>

#include "scpservicehandlerbase.h"

#include "scppropertyobserver.h"

class CScpProfileHandler;

class CRepository;

class CScpPropertyNotifier;

class CSipClientResolverUtils;

/**

*  Voip sub service handler.

*

*  @lib sipconnectionprovider.dll

*  @since Series 60 3.2

*/

class CScpVoipHandler : public CScpServiceHandlerBase,

                        public MScpPropertyObserver

    {

public:  // Constructors and destructor

    static CScpVoipHandler* NewL( CScpSubService& aSubService );

    /**

     * Destructor.

     */

    virtual ~CScpVoipHandler();

public: // From base class

    /**

     * Reports about changed property

     * @param aPropertyValue Value of the property 

     */

    void HandlePropertyChanged( TInt aPropertyValue ); 

private: // From base class

    /**

     * Enables service.

     */

    void EnableSubServiceL();

    /**

     * Disables service.

     */

    TInt DisableSubService();

    /**

     * Returns type of sub service (VoIP, Vmbx, Presence).

     * @return Type of the sub service.

     */

    TCCHSubserviceType SubServiceType() const;

    /**

     * Handlers sip connection event

     * @param aProfileId Sip profile id

     * @param aEvent Connection event

     */

    void HandleSipConnectionEvent( TUint32 aProfileId,

                                   TScpConnectionEvent aEvent );

private:

    /**

     * C++ default constructor.

     */

    CScpVoipHandler( CScpSubService& aSubService );

    /**

     * 2nd phase constructor

     */

    void ConstructL();

    /**

     * Removes the the routing used for Sip profiles contact header 

     * from Sip Client routing table

     */

    void DeregisterContactHeaderL();

    /**

     * Finds Sip profile contact header user name for the given sub service

     * @param aUserName The found user name is inserted to here

     */

    void GetSipProfileContactHeaderUserL( RBuf8& aContactHeader ) const;

    /**

     * Handlers sip connection event

     * @param aProfileId Sip profile id

     * @param aEvent Connection event

     */

    void HandleSipConnectionEventL( TUint32 aProfileId,

                                   TScpConnectionEvent aEvent );

    // Get CallProvider uid from SPSettings

    TUid GetCallProviderImplementationUidL();

private:

    // Monitors network mode P&S variable, owned.

    CScpPropertyNotifier* iNetworkMode;

    // Updates VoIP availibility status to SIP client resolver cenrep-table, owned.

    CSipClientResolverUtils* iSipClientResolver;

#ifdef _DEBUG

    CScpPropertyNotifier* iNetworkModeDebug;

    friend class T_CScpServiceManager;

    friend class T_CScpVoipHandler;

#endif

    };

#endif      // C_CSCPVOIPHANDLER_H   

// End of File