1 /*

     2 * Copyright (c) 2009 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:  active object, that monitors IKE plugin session error

    15 *

    16 */

    17 

    18 

    19 #ifndef C_ERROROBSERVER_H

    20 #define C_ERROROBSERVER_H

    21 

    22 #include <e32base.h>

    23 

    24 // FORWARD DECLARATIONS

    25 class MIkeDebug;

    26 class MIkePluginSessionIf;

    27 class MIkePluginSessionHandlerCallback;

    28 

    29 /**

    30  *  Error observer.

    31  *  Active object that provides functionality for observing IKE plugin session

    32  *  error.

    33  *

    34  *  @lib internal (kmdserver.exe)

    35   */

    36 class CErrorObserver : public CActive

    37     {

    38 public:

    39     /**

    40      * Two-phased constructor.

    41      * @param aIkePluginSession IKE plugin session

    42      * @param aCallback Callback interface

    43      * @param aDebug Debug trace interface

    44      */

    45     static CErrorObserver* NewL( MIkePluginSessionIf& aIkePluginSession,

    46                                  MIkePluginSessionHandlerCallback& aCallback,

    47                                  MIkeDebug& aDebug );

    48 

    49     /**

    50      * Destructor.

    51      */

    52     ~CErrorObserver();

    53 

    54     /**

    55      * Starts observing internal address change.

    56      */

    57     void StartObserving();

    58     

    59 private:

    60     

    61     CErrorObserver( MIkePluginSessionIf& aIkePluginSession,

    62                     MIkePluginSessionHandlerCallback& aCallback,

    63                     MIkeDebug& aDebug );

    64     

    65     void ConstructL();

    66 

    67 // from base class CActive

    68     

    69     /**

    70      * From CActive

    71      * Handles completion of asynchronous notification request.

    72      */    

    73     void RunL();

    74 

    75     /**

    76      * From CActive

    77      * Handles cancellation of asynchronous notification request.

    78      */    

    79     void DoCancel();

    80         

    81 private: // data

    82     

    83     /**

    84      * IKE plugin session.

    85      * Not own.

    86      */

    87     MIkePluginSessionIf&        iIkePluginSession;

    88     

    89     /**

    90      * Callback interface.

    91      * Not own.

    92      */

    93     MIkePluginSessionHandlerCallback&     iCallback;

    94     

    95     /**

    96      * Debug trace interface.

    97      * Not own.

    98      */

    99     MIkeDebug&                  iDebug;            

   100     };

   101 

   102 

   103 #endif // C_ERROROBSERVER_H