1 /*

     2 * Copyright (c) 2010 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:  IETF SIMPLE Protocol implementation for XIMP Framework

    15 *

    16 */

    17 

    18 

    19 #ifndef C_CPRESENCEPLUGINCONTACTSTATEHANDLER_H

    20 #define C_CPRESENCEPLUGINCONTACTSTATEHANDLER_H

    21 

    22 

    23 #include <e32base.h>

    24 

    25 class CPresencepluginContactState;

    26 

    27 /**

    28  * States handler

    29  *

    30  * @lib presenceplugin.dll

    31  * @since S60 v5.0

    32  */

    33 class CPresencePluginContactStateHandler : public CBase

    34     {

    35 

    36 public:

    37 

    38     static CPresencePluginContactStateHandler* NewL();

    39 

    40     /**

    41      * Destructor.

    42      */

    43     virtual ~CPresencePluginContactStateHandler();

    44     

    45     /**

    46      * Add states to queue

    47      *

    48      * @since S60 v5.0

    49      * @param aState State to add, ownership is transferred.

    50      */

    51     void AddStateL( CPresencepluginContactState* aState );

    52     

    53     /**

    54      * Start State machine.

    55      * States must be added before

    56      *

    57      * @since S60 v5.0

    58      * @param aStatus Client status

    59      */

    60     void Start( TRequestStatus* aStatus );

    61 

    62     /**

    63      * States are progressed to end

    64      * or error occured

    65      *

    66      * @since S60 v5.0

    67      * @param aError Possible error

    68      */

    69     void Complete( TInt aError );

    70     

    71     /**

    72      * State getter

    73      *

    74      * @since S60 v5.0

    75      * @return State

    76      */

    77     CPresencepluginContactState* State();

    78     

    79     /**

    80      * Order statehandler to move next state

    81      *

    82      * @since S60 v5.0

    83      */

    84     void ProgressToNextState();

    85     

    86 private:

    87 

    88     CPresencePluginContactStateHandler();

    89 

    90     void HandleNextState();

    91 

    92 private: // data

    93     

    94     /**

    95      * Current state index

    96      * own.

    97      */

    98     TInt iCurrentStateIndex;

    99     

   100     /**

   101      * States to process

   102      * own.

   103      */

   104     RPointerArray< CPresencepluginContactState > iStateArray;

   105     

   106     /**

   107      * Client status

   108      * Not own.

   109      */

   110     TRequestStatus* iClientStatus;

   111 

   112     };

   113 

   114 

   115 #endif // C_CPRESENCEPLUGINCONTACTSTATEHANDLER_H