1 /*

     2 * Copyright (c) 2008-2009 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: Listens for offline mode changes in central repository.

    15 *

    16 */

    17 

    18 #ifndef MPMOFFLINEWATCHER_H

    19 #define MPMOFFLINEWATCHER_H

    20 

    21 //  INCLUDES

    22 #include <e32base.h>

    23 

    24 class CRepository;

    25 class CMPMServer;

    26 

    27 // Stop after this many consecutive central repository errors.

    28 const TInt KMpmOfflineWatcherCenRepErrorThreshold = 80;

    29 

    30 /**

    31  *  Class for accessing central repository.

    32  *  Follows KCoreAppUIsNetworkConnectionAllowed key in central repository.

    33  *  @since 5.2

    34  */

    35 class CMpmOfflineWatcher : public CActive

    36     {

    37 

    38 public:

    39 

    40     /**

    41     * New for calling the two-phased constructor.

    42     */

    43     static CMpmOfflineWatcher* NewL( CMPMServer* aServer );

    44 

    45     /**

    46     * Destructor.

    47     */

    48     virtual ~CMpmOfflineWatcher();

    49 

    50     /**

    51      * Start to listen for events.

    52      */

    53     void StartL();

    54     

    55     /**

    56     * Active object's RunL.

    57     */

    58     void RunL();

    59 

    60     /**

    61     * Active object's DoCancel.

    62     */

    63     void DoCancel();

    64 

    65 private:

    66 

    67     /**

    68     * C++ default constructor.

    69     */

    70     CMpmOfflineWatcher( CMPMServer* aServer );

    71 

    72     /**

    73     * Symbian 2nd phase constructor.

    74     */

    75     void ConstructL();

    76     

    77     /**

    78     * Request for notifications.

    79     */

    80     TInt RequestNotifications();

    81     

    82     /**

    83     * Get current offline mode value.

    84     */

    85     TInt GetCurrentOfflineValue();

    86 

    87 

    88 private: // data

    89 

    90     /**

    91      * Is offline feature supported.

    92      */

    93     TBool iOfflineFeatureSupported;

    94 

    95     /**

    96      * Central repository handle.

    97      * Own.

    98      */

    99     CRepository* iRepository;

   100 

   101     /**

   102      * Offline mode activity value.

   103      */

   104     TInt iOfflineMode;     // type: TCoreAppUIsNetworkConnectionAllowed

   105 

   106     /**

   107      * Pointer to the MPM Server object.

   108      * Not own.

   109      */

   110     CMPMServer* iServer;

   111 

   112     /**

   113      * Error counter.

   114      */

   115     TUint iErrorCounter;

   116 

   117     };

   118 

   119 #endif // MPMOFFLINEWATCHER_H