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 "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:  CS Server Delete Handler

    15 *

    16 */

    17 #ifndef __C_CS_CONVERSATION_DELETE_HANDLER_H__

    18 #define __C_CS_CONVERSATION_DELETE_HANDLER_H__

    19 

    20 // SYSTEM INCLUDE FILES

    21 #include <msvapi.h>

    22 

    23 // FORWARD DECLARATIONS

    24 class CMsvSession;

    25 class MMsvSessionObserver;

    26 class CConversationCache;

    27 class CCsConversationEntry;

    28 class MCsConversationDeleteObserver;

    29 

    30 /**

    31  * Delete handler states

    32  */

    33 enum TDeleteHandlerState

    34     {

    35     EIdle = 0,

    36     EDeleteStart,

    37     EDeleteNext,

    38     EDeleteComplete

    39     };

    40 

    41 /**

    42  * This class handles deletion of messages from messaging store.

    43  */

    44 class CCsConversationDeleteHandler : public CActive, 

    45 public MMsvSessionObserver 

    46     {

    47 public:

    48     /**

    49      * Two phase construction

    50      */

    51     static CCsConversationDeleteHandler* NewL(CCsConversationCache* aCache,

    52             MCsConversationDeleteObserver* aObserver);

    53 

    54     /**

    55      * Destructor

    56      */

    57     virtual ~CCsConversationDeleteHandler();

    58     

    59     /**

    60      * From MMsvSessionObserver, HandleSessionEventL.

    61      */

    62     virtual void HandleSessionEventL(TMsvSessionEvent /*aEvent*/, 

    63             TAny* /*aArg1*/, TAny* /*aArg2*/, TAny* /*aArg3*/) {};

    64     

    65     /**

    66      * Delete a set of messages

    67      * @param aConversationId. The conversation id.

    68      */

    69     void DeleteL(TInt aConversationId);

    70     

    71 public: // From CActive

    72     void RunL();

    73     void DoCancel();

    74 

    75 private:    

    76     CCsConversationDeleteHandler();

    77     void ConstructL(CCsConversationCache* aCache,

    78             MCsConversationDeleteObserver* aObserver);

    79     void IssueRequest();

    80     void DeleteOneMessageL();

    81     

    82 private:

    83     /**

    84      * Own. Msv Session.

    85      */

    86     CMsvSession* iSession;

    87     

    88     /**

    89      * iObserverList

    90      * List of observers

    91      * Own.

    92     */

    93     MCsConversationDeleteObserver* iObserver;

    94     

    95     /**

    96      * State

    97      */

    98     TDeleteHandlerState iState;

    99     

   100     /**

   101      * Not own. Cache.

   102      */

   103     CCsConversationCache* iCache;

   104     

   105     /**

   106      * Own. List of message entries to be deleted.

   107      */

   108     RPointerArray<CCsConversationEntry>*  iConversationEntryList;

   109     

   110     /**

   111      * Deleted message count

   112      */

   113     TInt iDeletedCount;

   114 

   115     /**

   116      * Conversation Id currently being deleted.

   117      */

   118     TInt iConversationId;

   119     };

   120 

   121 #endif // __C_CS_CONVERSATION_DELETE_HANDLER_H__