1 // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /**

    17  @file

    18  @internalTechnology

    19 */

    20 

    21 

    22 #ifndef CMEDIASYNCOBSERVER_H

    23 #define CMEDIASYNCOBSERVER_H

    24 

    25 #include "cmediasyncserverdef.h"

    26 #include "cmediasyncdatabase.h"

    27 

    28 class CMediaSyncDatabase;

    29 

    30 class CMediaSyncObserver : public CBase,

    31                            public MMdESessionObserver,

    32                            public MMdEObjectObserver,

    33                            public MMdEObjectPresentObserver

    34   {

    35 public:

    36     static CMediaSyncObserver* NewL(CMediaSyncDatabase* aDb);

    37     virtual ~CMediaSyncObserver();

    38   

    39     void SubscribeForChangeNotificationL();

    40     

    41     void UnsubscribeForChangeNotificationL();

    42     

    43 public:

    44     // From MMdESessionObserver

    45     void HandleSessionOpened(CMdESession& aSession, TInt aError);

    46     void HandleSessionError(CMdESession& aSession, TInt aError);

    47     

    48     // From MMdEObjectObserver

    49     void HandleObjectNotification(CMdESession& aSession,

    50                                  TObserverNotificationType aType,

    51                                  const RArray<TItemId>& aObjectIdArray);

    52     

    53     // From MMdEObjectPresentObserver

    54     void HandleObjectPresentNotification(CMdESession& aSession, 

    55                                         TBool aPresent, 

    56                                         const RArray<TItemId>& aObjectIdArray);

    57     

    58 private:

    59     

    60     CMediaSyncObserver(CMediaSyncDatabase* aDb);

    61     void ConstructL();

    62     

    63     void HandleSessionCallback(TInt aError);

    64     

    65     void HandleObjectNotificationL(CMdESession& aSession,

    66                                    TObserverNotificationType aType,

    67                                    const RArray<TItemId>& aObjectIdArray);  

    68     

    69     void HandleObjectPresentNotificationL(CMdESession& aSession, 

    70                                         TBool aPresent, 

    71                                         const RArray<TItemId>& aObjectIdArray);

    72     

    73 private: //not has ownership

    74     /**

    75     FLOGGER debug trace member variable.

    76     */

    77     __FLOG_DECLARATION_MEMBER_MUTABLE;

    78     

    79     CMdESession*           iSession;    

    80     CMediaSyncDatabase*    iDb;    

    81     CActiveSchedulerWait*  iSessionWait;  

    82     TInt                   iMdeSessionError;

    83     TBool iSubscribed;  

    84   };

    85 

    86 #endif /*CMEDIASYNCOBSERVER_H*/