email/alwaysonlineemailplugin/inc/AlwaysOnlineImapAgent.h
changeset 79 2981cb3aa489
parent 0 72b543305e3a
equal deleted inserted replaced
25:84d9eb65b26f 79:2981cb3aa489
       
     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: 
       
    15 *     Imap agent implementation
       
    16 *
       
    17 */
       
    18 
       
    19 #ifndef __ALWAYSONLINEIMAPAGENT_H__
       
    20 #define __ALWAYSONLINEIMAPAGENT_H__
       
    21 
       
    22 #include "AlwaysOnlineEmailAgentBase.h"
       
    23 #include "AlwaysOnlineImap4FolderObserver.h"
       
    24 #include "AlwaysOnlineEmailFlags.h"
       
    25 
       
    26 #include <mtclreg.h>//ClientMtmRegistry
       
    27 #include <impcmtm.h>//imapclientmtm
       
    28 #include <imapconnectionobserver.h>
       
    29 
       
    30 
       
    31 
       
    32 enum
       
    33     {
       
    34     EAlwaysOnlineImap4ThisHasBeenSynced = 0x01,
       
    35     EAlwaysOnlineImap4StayOnline = 0x02,
       
    36     EAlwaysOnlineImap4StartFetchAfterFolderSync = 0x04,
       
    37     EAlwaysOnlineImap4DontReconnect = 0x08,
       
    38     EAlwaysOnlineImap4RemoveMeImmediately = 0x10,
       
    39     EAlwaysOnlineImap4TemporaryConnectionObserver = 0x20,
       
    40     EAlwaysOnlineImap4DontRemoveOnDisconnect = 0x40
       
    41     };
       
    42 
       
    43 
       
    44 /**
       
    45 * CAlwaysOnlineImap4Agent 
       
    46 *
       
    47 * Class takes care of IMAP mailbox "always" online logic
       
    48 */
       
    49 class CAlwaysOnlineImap4Agent : 
       
    50     public CAlwaysOnlineEmailAgentBase,
       
    51     public MMsvImapConnectionObserver,
       
    52     public MAlwaysOnlineImap4FolderObserver
       
    53     {
       
    54     public:
       
    55 
       
    56     
       
    57         /**
       
    58         * NewL
       
    59         * Two phased constructor
       
    60         * @param CMsvSession&, session reference
       
    61         * @param CClientMtmRegistry&, mtm registry reference
       
    62         * @param TMsvId, mailbox id
       
    63         * @param MAlwaysOnlineStatusQueryInterface&, status query interface
       
    64         * @param CAlwaysOnlineEmailAgent&, email agent reference
       
    65         * @return CAlwaysOnlineImap4Agent*, self pointer
       
    66         */
       
    67         static CAlwaysOnlineImap4Agent* NewL( CMsvSession& aSession,
       
    68             CClientMtmRegistry& aClientMtmRegistry,
       
    69             TMsvId aMailboxId,
       
    70             MAlwaysOnlineStatusQueryInterface& aAlwaysOnlineManager,
       
    71             CAlwaysOnlineEmailAgent& aEmailAgent );
       
    72 
       
    73         /**
       
    74         * ~CAlwaysOnlineImap4Agent()
       
    75         * Destructor
       
    76         */
       
    77         ~CAlwaysOnlineImap4Agent();
       
    78 
       
    79         //from CAlwaysOnlineEmailAgentBase
       
    80     public:
       
    81 
       
    82         /**
       
    83         * StartL
       
    84         * from CAlwaysOnlineEmailAgentBase
       
    85         */
       
    86         void StartL();
       
    87 
       
    88         /**
       
    89         * ConnectAndUpdateHeadersL
       
    90         * from CAlwaysOnlineEmailAgentBase
       
    91         */
       
    92         void ConnectAndUpdateHeadersL( );
       
    93 
       
    94         
       
    95         /**
       
    96         * DisconnectL
       
    97         * from CAlwaysOnlineEmailAgentBase
       
    98         * @param TBool, automatic or manual disconnection
       
    99         */
       
   100         void DisconnectL( TBool aAutomatic );
       
   101 
       
   102 
       
   103         /**
       
   104         * ResumeL
       
   105         * Need to override this to update EAlwaysOnlineImap4StayOnline flag
       
   106         * from CAlwaysOnlineEmailAgentBase
       
   107         */
       
   108         void ResumeL( const TBool aConnectNow = EFalse );
       
   109         
       
   110 
       
   111         /**
       
   112         * HandleImapConnectionEvent
       
   113         * From MMsvImapConnectionObserver
       
   114         * @param TImapConnectionEvent, imap connection event
       
   115         */
       
   116         virtual void HandleImapConnectionEvent(
       
   117            TImapConnectionEvent aConnectionEvent);
       
   118 
       
   119         /**
       
   120         * From MAlwaysOnlineImap4FolderObserver
       
   121         */
       
   122     	virtual void HandleFolderEntryL( const CMsvEntrySelection& aFolderArray );
       
   123 
       
   124         /**
       
   125         *
       
   126         */
       
   127         void SetUpdateMailWhileConnectedL( TBool aAgentAlreadyCreated );
       
   128 
       
   129     protected:
       
   130         /**
       
   131         * ChangeNextStateL
       
   132         * from CAlwaysOnlineEmailAgentBase
       
   133         */
       
   134         void ChangeNextStateL();
       
   135 
       
   136         /**
       
   137         * HandleOpErrorL
       
   138         * from CAlwaysOnlineEmailAgentBase
       
   139         */
       
   140         void HandleOpErrorL();
       
   141 
       
   142        /**
       
   143         * DoSyncDisconnectL(), from emailagentbase
       
   144         * Does sync disconnect. Meant to be called from ResetAll().
       
   145         * This is needed because this must not have imapact on state machine.
       
   146         */
       
   147         void DoSyncDisconnectL();
       
   148 
       
   149         /**
       
   150         * HandleOpCompleted
       
   151         * from CAlwaysOnlineEmailAgentBase
       
   152         * @param TMsvOp, id of completed operation
       
   153         * @param, TInt, completion code
       
   154         */
       
   155         void HandleOpCompleted( TMsvOp opId, TInt aCompletionCode );
       
   156 
       
   157         /**
       
   158         * CreateCompletedOpL
       
   159         * from CAlwaysOnlineEmailAgentBase
       
   160         */
       
   161         void CreateCompletedOpL();
       
   162 
       
   163         /**
       
   164         * SynchroniseNewL()
       
   165         */
       
   166         void SynchroniseNewL();
       
   167 
       
   168         
       
   169     private:
       
   170 
       
   171         /**
       
   172         * CAlwaysOnlineImap4Agent
       
   173         * C++ constructor
       
   174         * @param CMsvSession&, session reference
       
   175         * @param CClientMtmRegistry&, mtm registry reference
       
   176         * @param TMsvId, mailbox id
       
   177         * @param MAlwaysOnlineStatusQueryInterface&, status query interface
       
   178         * @param CAlwaysOnlineEmailAgent&, email agent reference
       
   179         */
       
   180         CAlwaysOnlineImap4Agent( CMsvSession& aSession,
       
   181             CClientMtmRegistry& aClientMtmRegistry,
       
   182             MAlwaysOnlineStatusQueryInterface& aAlwaysOnlineManager,
       
   183             CAlwaysOnlineEmailAgent& aEmailAgent);
       
   184 
       
   185         /**
       
   186         * ConstructL
       
   187         * @param TMsvId, mailbox id
       
   188         */
       
   189         void ConstructL( TMsvId aMailboxId );
       
   190 
       
   191         /**
       
   192         * StartWaitTimerL
       
   193         * starts interval waiter. Does not handle schedule waits, only polling interval
       
   194         */
       
   195         void StartWaitTimerL();
       
   196 
       
   197         /**
       
   198         * CreateImap4OperationL
       
   199         * aFunctionId ignored and completed operation is created if aCompletedOperation is true.
       
   200         * @param TMsvOp&, this operation id is set in this function
       
   201         * @param TInt, function Id
       
   202         * @param TBool, ETrue if we want completed operation instead of real one
       
   203         */
       
   204         void CreateImap4OperationL( 
       
   205             TMsvOp& aOpId, TInt aFunctionId, TBool aCompletedOperation = EFalse );
       
   206 
       
   207         /**
       
   208         * CreateImap4OperationL
       
   209         * aFunctionId ignored and completed operation is created if aCompletedOperation is true.
       
   210         * @param TInt, function Id
       
   211         * @param TBool, ETrue if we want completed operation instead of real one
       
   212         */
       
   213         void CreateImap4OperationL( 
       
   214             TInt aFunctionId, TBool aCompletedOperation = EFalse );
       
   215 
       
   216         /**
       
   217         * FetchNewMailL
       
   218         */
       
   219         TMsvOp FetchNewMailL();
       
   220 
       
   221         /**
       
   222         * FindInboxL
       
   223         * @return TMsvId, folder if of inbox
       
   224         */
       
   225         TMsvId FindInboxL();
       
   226 
       
   227         /**
       
   228         * StartFolderSyncL()
       
   229         * Starts imap folder sync and sets timer to repeat
       
   230         */
       
   231         void DoFolderSyncL();
       
   232 
       
   233         
       
   234         /**
       
   235         * StartFolderSyncTimerL()
       
   236         * Starts timer for folder sync.
       
   237         */
       
   238         void StartFolderSyncTimerL();
       
   239 
       
   240         /**
       
   241         * Updates iFolderArray member
       
   242         * @since 2.6
       
   243         */
       
   244         void UpdateSubscribedFoldersL( 
       
   245             TMsvId aServiceId );
       
   246 
       
   247         /**
       
   248         * Updates iFolderArray member
       
   249         * @since 2.6
       
   250         */
       
   251         void DoUpdateSubscribedFoldersL( 
       
   252             TMsvId aFolderId );
       
   253 
       
   254         /**
       
   255         * Appends iFolderArray (except aInboxId) to given folder selection
       
   256         * @since 2.6
       
   257         * @param aFolders:
       
   258         * @param aInboxId
       
   259         */
       
   260         void AppendFolderArrayL( CMsvEntrySelection& aFolders, TMsvId aInboxId );
       
   261 
       
   262         /**
       
   263         *
       
   264         * @since 2.6
       
   265         */
       
   266         void StartFolderObserverL();
       
   267 
       
   268         /**
       
   269         *
       
   270         * @since 2.6
       
   271         */
       
   272         void StopFolderObserver();
       
   273 
       
   274         /**
       
   275         * Starts folder populate operation for the given folders 
       
   276         * @since 2.6
       
   277         * @param aFolder: folders to be populated
       
   278         * @return operation id
       
   279         */
       
   280         TMsvOp FetchNewMailFromSelectedFoldersL( const CMsvEntrySelection& aFolders );
       
   281 
       
   282 
       
   283         /**
       
   284         * Sets flag for whether to stay online or disconnect.
       
   285         */
       
   286         void SetStayOnlineFlagL();
       
   287 
       
   288         /**
       
   289         * Is agent temporary?
       
   290         * @since S60 3.1
       
   291         * @return ETrue, if EAlwaysOnlineImap4TemporaryConnectionObserver
       
   292         * flag is set.
       
   293         */
       
   294         TBool IsTemporary() const;
       
   295 
       
   296         /**
       
   297          * Fills mail fetching options
       
   298          *
       
   299          * @since S60 v3.2 
       
   300          * @return  mail fetching options
       
   301          */
       
   302         TImImap4GetPartialMailInfo FillMailOptionsL();
       
   303         
       
   304         //data
       
   305     private:
       
   306         CImap4ClientMtm*                    iImap4ClientMtm;
       
   307         CAlwaysOnlineImap4FolderObserver*   iFolderObserver; // at the moment only inbox, should we add others also?
       
   308         CMsvEntrySelection*                 iFolderArray; // subscribed folders and last fetched mail
       
   309         TMsvId                              iInboxId;
       
   310         TAlwaysOnlineEmailFlags             iImap4StateFlags;
       
   311     };
       
   312 
       
   313 
       
   314 #endif
       
   315 //EOF