1 /*

     2 * Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Capability query observer 

    15 *

    16 */

    17 

    18 #ifndef MMUSAVACAPABILITYQUERYOBSERVER_H

    19 #define MMUSAVACAPABILITYQUERYOBSERVER_H

    20 

    21 #include <sipstrconsts.h>

    22 #include <bamdesca.h>

    23 #include <mussettingskeys.h>

    24 

    25 class CMusAvaCapabilityQueryBase;

    26 

    27 

    28 

    29 /**

    30  * Capability Query Observer

    31  *

    32  * @lib musavailabilityplugin.lib

    33  */

    34 class MMusAvaCapabilityQueryObserver

    35     {

    36 public: 

    37 

    38     virtual void CapabilitiesResolved( const CMusAvaCapabilityQueryBase& aSentQuery ) = 0;

    39     

    40     virtual void CapabilitiesResolvedL( const TDesC& aUri ) = 0;

    41     

    42     virtual void SetCapabilitiesResolvedForCingular() = 0;

    43     

    44     virtual TBool CapabilitiesResolvedForCingular() = 0;

    45 

    46     /**

    47      * This is to advertise MMusAvaCapabilityQueryObserver implementors

    48      * about sip header change. It is mainly used in below scneraio but could

    49      * be used in future if anyother sip headers has to be set.

    50      * 

    51      * Incase if we receive OPTIONS request already and 

    52      * P-Asserted-Identity Header is present then OPTIONS

    53      * request should be sent to this ID. This function should be

    54      * called to configure this id in CMusAvaSettingsImp& iSettings

    55      *

    56      * @aHeaders Array of SIP Headers.    

    57      * @aHeaderType Type of the header.

    58      * Leavs if Array is empty or pointer is NULL.

    59      * Ownership Transferred.

    60      */

    61     virtual void SipHeadersL(const MDesCArray& aHeaders,

    62                           SipStrConsts::TStrings aHeaderType)=0;

    63     

    64     /**

    65      * Advertise about video codec capabilities     

    66      */

    67     virtual void VideoCodecsResolvedL( const MDesCArray& aVideoCodecs ) = 0;

    68     

    69     virtual TBool CapabilityQueryAnswered( TBool aAnswered = EFalse ) = 0;

    70     

    71     /**

    72      * Advertise about fast mode capability 

    73      */

    74     virtual void FastModeResolved( MusSettingsKeys::TFastMode aMode ) = 0;

    75     };

    76 

    77 

    78 #endif //MMUSAVACAPABILITYQUERYOBSERVER_H

    79