1 /*

     2 * Copyright (c) 2005 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:    

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef MMCEMEDIAOBSERVER_H

    22 #define MMCEMEDIAOBSERVER_H

    23 

    24 #include <e32std.h>  

    25 

    26 class CMceComSession;

    27 class TMceMccComEvent;

    28 

    29 /**

    30  * @lib 

    31  */

    32 class MMceMediaSessionObserver

    33     {

    34     public://new

    35 

    36         /**

    37         * Callback function to indicate that media has been updated

    38         * based on UpdateL request

    39         * @param aSession, media session

    40         */

    41         virtual void Updated( CMceComSession& aSession ) = 0;

    42 

    43         /**

    44         * Callback function to indicate that network resources have 

    45         * been reserved based on ReserveL request

    46         * @param aSession, media session

    47         */

    48         virtual void Reserved( CMceComSession& aSession ) = 0;

    49         

    50         /**

    51         * Callback function to indicate that event has been received

    52         * @param aEvent, received event

    53         */

    54         virtual void EventReceived( TMceMccComEvent& aEvent ) = 0;

    55 

    56         /**

    57         * Callback function to indicate that media session was stopped

    58         * @param aSession, media session

    59         */

    60         virtual void SessionClosed( CMceComSession& aSession ) = 0;

    61 

    62         /**

    63         * Callback function to indicate about new media session due fork

    64         * @param aSession, new session, onwership is been transfered

    65         */

    66         virtual void SessionCreatedL ( CMceComSession* aSession ) = 0;

    67         

    68         /**

    69         * Callback function to indicate about error

    70         * @param aEvent, received event

    71         */

    72         virtual void MediaError ( TMceMccComEvent& aEvent ) = 0;

    73         

    74         

    75         

    76     

    77     };

    78 

    79 class MMceMediaGeneralObserver

    80     {

    81     public:

    82     

    83         /**

    84         * Callback function to indicate about error

    85         * @since Series 60 3.0

    86         * @param aError, error occured   

    87         * @return void

    88         */

    89         virtual void MediaError ( TInt aError ) = 0;

    90     };

    91     

    92 #endif