serviceproviders/sapi_messaging/messagingservice/inc/messagenotify.h
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1:a36b1e19a461 5:989d2f495d90
       
     1 /*
       
     2 * Copyright (c) 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 the License "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 #ifndef __MESSAGENOTIFY_H
       
    20 #define __MESSAGENOTIFY_H
       
    21 
       
    22 class CMsgCallbackBase;
       
    23 class CMessageHeader;
       
    24 
       
    25 #include <msvapi.h>
       
    26 
       
    27 /**
       
    28  *This class implements MessageNotify SAPI core logic.It includes  
       
    29  * methods for notification of new messages.
       
    30  * 
       
    31  */
       
    32 class CMessageObserver : public CBase, public MMsvSessionObserver
       
    33 	{
       
    34 	public:
       
    35 	
       
    36 		/**
       
    37 		* Two-phased constructor.
       
    38 		* @param CMsvSession* a message server session.
       
    39 		* @param CMsgCallbackBase* 
       
    40 		*/
       
    41 		static CMessageObserver* NewL( CMsvSession* aSession = NULL, 
       
    42 										CMsgCallbackBase* aNotifyCallback = NULL );
       
    43 		
       
    44 		/**
       
    45 	     * Destructor.
       
    46     	*/
       
    47 		virtual ~CMessageObserver();
       
    48 
       
    49 		/**
       
    50 		 * Inherited from MMsvSessionObserver class 
       
    51 		*/ 
       
    52 		virtual void HandleSessionEventL( TMsvSessionEvent aEvent, 
       
    53 											TAny* aArg1, 
       
    54 											TAny* aArg2, 
       
    55 											TAny* aArg3 );		
       
    56 	
       
    57 		/**
       
    58 		 * Sets the message server session
       
    59 		 * @param aSession It is a message server session.
       
    60 		*/ 
       
    61 		void SetSession( CMsvSession* aSession );
       
    62 
       
    63 		/**
       
    64 		 * Sets the callback object
       
    65 		 * @param aCallback It is callback object to be registered
       
    66 		 * @return Old callback object
       
    67 		*/ 
       
    68 		CMsgCallbackBase* SetCallback( CMsgCallbackBase* aCallback );
       
    69 		
       
    70 		/**
       
    71 		 * Checks if Notification is activated
       
    72 		 * 
       
    73 		 * @return True if notification request is active.
       
    74 		*/ 
       
    75 		TBool IsActive();
       
    76 
       
    77 	private:
       
    78 
       
    79 		/** 
       
    80 	     * Default  constructor.
       
    81 	     * @param aSession  It is an object of CMsvSession Class which
       
    82 	     *        represents a channel of communication between a client thread  
       
    83 	     *        and the Message Server thread .
       
    84 	     * @param aNotifyCallback It is a callback notification
       
    85 	    */
       
    86 		CMessageObserver( CMsvSession* aSession, CMsgCallbackBase* aNotifyCallback );
       
    87 
       
    88 		/**
       
    89 		 * Sets the message header fields
       
    90 		 * @param aMessageId It is the ID of  message whose header fields are to be set
       
    91 		*/ 
       
    92 		CMessageHeader* MessageHeaderL( TMsvId aMessageId );
       
    93 		
       
    94 	private:
       
    95 
       
    96 		/**
       
    97 		 * Message server session
       
    98 		 * Not own.
       
    99 		*/ 
       
   100 		CMsvSession* iServerSession;
       
   101 
       
   102 		/**
       
   103 		 * Callback Object
       
   104 		 * Not own.
       
   105 		*/ 
       
   106 		CMsgCallbackBase* iNotifyCallback;
       
   107 
       
   108 		/**
       
   109 		 * Message ID
       
   110 		*/
       
   111 		TMsvId iNewMessageId;
       
   112 	};
       
   113 
       
   114 
       
   115 
       
   116 #endif __MESSAGENOTIFY_H