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 :

    15  *

    16  */

    17 #ifndef TSWINDOWGROUPMONITOR_H

    18 #define TSWINDOWGROUPMONITOR_H

    19 

    20 #include "tswindowgroupsobserver.h"

    21 

    22 /**

    23  * Window server monitor implementation.

    24  */

    25 class CTsWindowGroupsMonitor: public CActive, 

    26                               public MTsWindowGroupsMonitor

    27                               

    28 {

    29 public:

    30     /**

    31      * Two phase constructor

    32      */

    33     static CTsWindowGroupsMonitor* NewL(MTsResourceManager &);

    34     

    35     /**

    36      * Destructor

    37      */

    38     ~CTsWindowGroupsMonitor();

    39     

    40     /**

    41      * @see MTsWindowGroupsMonitor::SubscribeL

    42      */

    43     void SubscribeL(MTsWindowGroupsObserver &);

    44     

    45     /**

    46      * @see MTsWindowGroupsMonitor::Cancel

    47      */

    48     void Cancel(MTsWindowGroupsObserver &);

    49 

    50 protected:

    51     /**

    52      * @see CActive::RunL

    53      */

    54     void RunL();

    55     

    56     /**

    57      * @see CActive::DoCancel

    58      */

    59     void DoCancel();

    60     

    61     /**

    62      * @see CActive::RunError

    63      */

    64     TInt RunError(TInt error);

    65 

    66 private:

    67     /**

    68      * First phase constructor

    69      */

    70     CTsWindowGroupsMonitor(MTsResourceManager &);

    71     

    72     /**

    73      * Second phase constructor

    74      */

    75     void ConstructL();

    76     

    77     /**

    78      * Function subscribe for event to window server and activate object

    79      */

    80     void Subscribe();

    81     

    82     /**

    83      * Function provide window server event to observers

    84      */

    85     void ProvideEventL();

    86     

    87 private:

    88     /**

    89      * Registry of subscribed observers

    90      */

    91     RPointerArray<MTsWindowGroupsObserver> iObservers;

    92     

    93     /**

    94      * Resources manager

    95      */

    96     MTsResourceManager &iResources;

    97     

    98     /**

    99      * Monitor window group

   100      */

   101     RWindowGroup iWg;

   102 };

   103 #endif//TSWINDOWGROUPMONITOR_H