menucontentsrv/srvinc/mcsdrmobserver.h
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     1 /*
       
     2 * Copyright (c) 2008 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:  The API supports attributes not present in MCS from SAT Api
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #ifndef __MCSDRMOBSERVER_H__
       
    20 #define __MCSDRMOBSERVER_H__
       
    21 
       
    22 #include <e32base.h>
       
    23 #include <DRMNotifier.h>
       
    24 
       
    25 /**
       
    26  * Interface for updating DRM rights after change.
       
    27  *
       
    28  * @since S60 v5.0
       
    29  */
       
    30 class MMcsDrmObserver
       
    31     {
       
    32     
       
    33 public:
       
    34     
       
    35     /**
       
    36      */
       
    37     virtual void HandleDrmEvent( TUid aUid ) = 0;  
       
    38     };
       
    39 
       
    40 
       
    41 /**
       
    42  *  DRM Observer Interface.
       
    43  *  @lib mcsmenu.lib
       
    44  *  @since S60 v5.0
       
    45  */
       
    46 NONSHARABLE_CLASS( CMcsDrmObserver ):
       
    47 	public CBase,
       
    48 	public MDRMEventObserver
       
    49     {
       
    50     
       
    51 public:
       
    52 	
       
    53 	/**
       
    54 	 * Creates an instance of CMcsDrmObserver implementation.
       
    55 	 *
       
    56 	 * @since S60 v5.0
       
    57 	 * @param aCallBack Reference to notifier interface.
       
    58 	 */
       
    59 	static CMcsDrmObserver* NewL(
       
    60 			MMcsDrmObserver& aObserver,
       
    61 			const TDesC& aDRMContentId,
       
    62 			TUid aUid,
       
    63 			TDRMEventType aDRMEventType );
       
    64 	
       
    65 
       
    66     /**
       
    67 	 * Destructor.
       
    68 	 */
       
    69 	virtual ~CMcsDrmObserver();
       
    70     
       
    71     /**
       
    72      */
       
    73     TUid Uid();
       
    74 	
       
    75 	/**
       
    76 	 * HandleNotificationL
       
    77 	 *
       
    78 	 * Callback function for the event notifications
       
    79 	 * The MDRMEvent object ownership stays with the notifier,
       
    80 	 * do not delete it
       
    81 	 *
       
    82 	 * @param aEvent : an object of the type MDRMEvent
       
    83 	 * @since S60Rel2.6
       
    84 	 */
       
    85 	void HandleEventL( MDRMEvent* aEvent );
       
    86 	
       
    87 private:
       
    88     /**
       
    89      * Constructor.
       
    90      *
       
    91      * @since S60 v5.0
       
    92      * @param aObserver Reference to MMcsDrmObserver interface.
       
    93      * @param aUid UID of application
       
    94      * @param aDRMEventType type of an event to register
       
    95      */
       
    96 	CMcsDrmObserver( 
       
    97     	MMcsDrmObserver& aObserver,
       
    98     	TUid aUid,
       
    99     	TDRMEventType aDRMEventType );
       
   100     
       
   101     /**
       
   102      * Symbian 2nd phase constructor.
       
   103      */
       
   104 	void ConstructL( const TDesC& aDRMContentId );
       
   105     
       
   106 	
       
   107 	
       
   108 	/**
       
   109 	 */
       
   110 	 void RegisterEventObserverL();
       
   111 
       
   112 	/**
       
   113 	 */
       
   114 	 void UnRegisterEventObserver();
       
   115 	
       
   116 	
       
   117 private:
       
   118 
       
   119 	
       
   120     /**
       
   121      * Interface for notifying changes.
       
   122      * Not own.
       
   123      */
       
   124     MMcsDrmObserver& iObserver;     
       
   125 
       
   126     TUid iAppUid;
       
   127     
       
   128 	//Own
       
   129 	RBuf8 iContentId;
       
   130 	//Own
       
   131 	CDRMNotifier* iDRMNotifier;
       
   132 
       
   133 	TDRMEventType iDRMEventType;
       
   134     };
       
   135 
       
   136 #endif // __MCSDRMOBSERVER_H__
       
   137 
       
   138 // End of File