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 ACTIVITYOBSERVERTASK_H

    18 #define ACTIVITYOBSERVERTASK_H

    19 

    20 // INCLUDES

    21 #include <e32std.h>

    22 #include <e32base.h>

    23 

    24 #include "activitytask.h"

    25 #include "activitytaskstorage.h"

    26 

    27 /**

    28  *  CActivityObserverTask

    29  * 

    30  */

    31 class CActivityObserverTask : public CActivityTask

    32 {

    33 public:

    34     /**

    35      * Destructor.

    36      */

    37     ~CActivityObserverTask();

    38 

    39     /**

    40      * Handle observer request. 

    41      * @param globalStorage - global observers storage

    42      * @param localStorage - local observers storage

    43      * @param msg - request message

    44      */

    45     static void ExecuteLD(MActivityTaskStorage& globalStorage, 

    46                           MActivityTaskStorage& localStorage,

    47                           const RMessage2& msg);

    48 

    49     /**

    50      * Interface implementation

    51      * @see CActivityTask::Data()

    52      */

    53     const TDesC8& Data() const;

    54 

    55     /**

    56      * Interface implementation

    57      * @see CActivityTask::BroadcastReceivedL(const RMessage2&)

    58      */

    59     void BroadcastReceivedL(const RMessage2& );

    60 

    61 private:

    62 

    63     /**

    64      * Constructor for performing 1st stage construction

    65      * @param globalStorage - global observers storage

    66      * @param localStorage - local observers storage

    67      * @param msg - request message

    68      */

    69     CActivityObserverTask(MActivityTaskStorage& globalStorage, 

    70                           MActivityTaskStorage& localStorage,

    71                           const RMessage2& msg);

    72     

    73     /**

    74      * Write response data to requested message 

    75      */

    76     void WriteResponseL();

    77 

    78 private:

    79     MActivityTaskStorage& mGlobalStorage;

    80     MActivityTaskStorage& mLocalStorage;

    81     const RMessage2 mMsg;

    82     RBuf8 mData;

    83 };

    84 

    85 #endif // ACTIVITYOBSERVERTASK_H