1 /*

     2 * Copyright (c) 2006 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:  Observer interface to handle chat container changes.

    15 *

    16 */

    17 

    18 

    19 #ifndef __MCACONVERSATIONOBSERVERPC_H__

    20 #define __MCACONVERSATIONOBSERVERPC_H__

    21 

    22 //  INCLUDES

    23 #include <e32def.h>

    24 #include "TEnumsPC.h"

    25 

    26 // CLASS DECLARATION

    27 

    28 /**

    29  *  Observer interface to handle messages container changes.

    30  *

    31  *  @lib wvuiprocessng.dll

    32  *  @since 3.2

    33  */

    34 class MCAConversationObserverPC

    35     {

    36     public: // Interface

    37         /**

    38          * Handle chat events. - MCAConversationObserverPC

    39          * @param aWvid - WVID

    40          * @param aContactId - Contact identification

    41          */

    42         virtual void HandleChatEvent( 	const TDesC& aWvid,

    43                                        const TDesC& aContactId ) = 0;

    44 

    45         /**

    46          * Handle events - MCAConversationObserverPC

    47          * @param aError

    48          * @param aInfo, Event occurred because of message

    49          * @param aMsgContentType - Content of the message

    50          */

    51         virtual void HandleMessageError( TInt aError,

    52                                          const TDesC& aInfo,

    53                                          TEnumsPC::TContentType aMsgContentType ) = 0;

    54 

    55         /**

    56          * Handle events - MCAConversationObserverPC

    57          * @param aContactId The contact which was affected (add/delete/change)

    58          * this function is called when there is any change w.r.t contacts

    59          *

    60          */

    61         virtual void HandleContactChange( const TDesC& aContactId ) = 0;

    62 

    63 

    64         /**

    65          * Destructor

    66          */

    67         virtual ~MCAConversationObserverPC() {}

    68     };

    69 

    70 #endif      // __MCACONVERSATIONOBSERVERPC_H__

    71 

    72 // End of File