1 /*

     2 * Copyright (c) 2002 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:  MsgAttachmentModelObserver  declaration

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef INC_MSGATTACHMENTMODELOBSERVER_H

    21 #define INC_MSGATTACHMENTMODELOBSERVER_H

    22 

    23 // ========== INCLUDE FILES ================================

    24 

    25 #include <f32file.h>

    26 #include <cmsvattachment.h>

    27 

    28 // ========== CONSTANTS ====================================

    29 

    30 // ========== MACROS =======================================

    31 

    32 // ========== DATA TYPES ===================================

    33 

    34 // ========== FUNCTION PROTOTYPES ==========================

    35 

    36 // ========== FORWARD DECLARATIONS =========================

    37 

    38 class CMsgAttachmentInfo;

    39 

    40 // ========== CLASS DECLARATION ============================

    41 

    42 /**

    43  * Attachment model observer.

    44  *

    45  */

    46 class MMsgAttachmentModelObserver

    47     {

    48     public:

    49     

    50         enum TMsgAttachmentCommand

    51             {

    52             EMsgAttachmentAdded = 0,

    53             EMsgAttachmentRemoved

    54             };

    55 

    56     public:

    57 

    58         /**

    59         * This function that is called when attachment model adds or removes

    60         * attachments from its list.

    61         * @param aCommand

    62         * @param aAttachmentInfo

    63         */

    64         virtual void NotifyChanges( TMsgAttachmentCommand aCommand, CMsgAttachmentInfo* aAttachmentInfo ) = 0;

    65 

    66         /**

    67         * This function that is called when attachment model needs to

    68         * get access to an attachment file

    69         * @param aId    Attachment id

    70         * @return       Open (read-only) file handle

    71         */

    72         virtual RFile GetAttachmentFileL( TMsvAttachmentId aId ) = 0;

    73 

    74     };

    75 

    76 #endif

    77 

    78 // End of File