1 /*

     2 * Copyright (c) 2008 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:  Task monitor engine

    15  *

    16 */

    17 

    18 #ifndef TSCPSNOTIFIER_H

    19 #define TSCPSNOTIFIER_H

    20 

    21 #include <e32base.h>

    22 #include <liwcommon.h>

    23 

    24 class CLiwGenericParamList;

    25 class CLiwServiceHandler;

    26 class MLiwInterface;

    27 class CLiwDefaultMap;

    28 class CLiwMap;

    29 class CTsFswEngine;

    30 

    31 NONSHARABLE_CLASS(CTSCpsNotifier) : 

    32     public CBase, 

    33     private MLiwNotifyCallback

    34     {

    35 public:

    36     /**

    37      * Two-phased constructor.

    38      */

    39     static CTSCpsNotifier* NewL( CTsFswEngine& aEngine );

    40 

    41     /**

    42      * Destructor.

    43      */

    44     virtual ~CTSCpsNotifier();

    45 

    46 private:

    47     /**

    48      * Constructor.

    49      */

    50     CTSCpsNotifier( CTsFswEngine& aEngine );

    51 

    52     /**

    53      * 

    54      */

    55     void ConstructL();

    56 private:

    57     // Form base class MLiwNotifyCallback.

    58     /**

    59      * Callback from LIW framework to process an event that was expected.

    60      * @see MLiwNotifyCallback::HandleNotifyL

    61      */

    62     TInt HandleNotifyL( TInt aCmdId, 

    63             TInt aEventId,

    64             CLiwGenericParamList& aEventParamList,

    65             const CLiwGenericParamList& aInParamList );

    66 

    67 private:

    68     /**

    69      * Create and return map filled with widgets identifiers

    70      */

    71     CLiwDefaultMap* WidgetFilterLC();

    72     

    73     /**

    74      * Initalise CPS service interface

    75      */

    76     void InitCpsInterfaceL();

    77 

    78     /**

    79      * Request for CPS notifications abou widgets

    80      */

    81     void ExecuteRegistrationCommandL( TUint aOption );

    82 

    83     /**

    84      * Obtain widget information and

    85      * forward widgets data change handling to iEngine

    86      */

    87     void HandleWidgetUpdateL( const CLiwMap& aChangeMap );

    88 

    89     /**

    90      * Obtain from CPS information about widget

    91      */

    92     void GetWidgetDataL( const TDesC& aContentId,

    93             TInt& aWidgetId,

    94             TInt& aBitmapHandle );

    95 

    96     /**

    97      * Obtain from CPS information about widget from data map

    98      */

    99     void GetWidgetDataFromDataMapL( const CLiwMap& aDataMap,

   100             TInt& aWidgetId,

   101             TInt& aBitmapHandle );

   102 

   103 private:

   104 

   105     MLiwInterface* iCpsInterface;//own

   106 

   107     CLiwServiceHandler* iServiceHandler;//own

   108 

   109     CTsFswEngine& iEngine;//not own

   110     };

   111 

   112 #endif //TSCPSNOTIFIER_H