1 /*

     2 * Copyright (c) 2006 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:  Subscriber (Publish & Subscribe)

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CFILEMANAGERPROPERTYSUBSCRIBER_H

    21 #define CFILEMANAGERPROPERTYSUBSCRIBER_H

    22 

    23 // INCLUDES

    24 #include <e32base.h>

    25 #include <e32property.h>

    26 #include "MFileManagerPropertyObserver.h"

    27 

    28 // CLASS DECLARATION

    29 /**

    30 *  This class provides P&S event subscriber

    31 *

    32 *  @lib FileManagerEngine.lib

    33 *  @since 3.1

    34 */

    35 NONSHARABLE_CLASS(CFileManagerPropertySubscriber) : public CActive

    36 {

    37     public:

    38         /**

    39         * Two-phased constructor.

    40         */

    41         static CFileManagerPropertySubscriber* NewL(

    42             MFileManagerPropertyObserver& aObserver,

    43             const TUid& aCategory,

    44             const TUint aKey );

    45 

    46         /**

    47         * Destructor.

    48         */

    49         ~CFileManagerPropertySubscriber();

    50 

    51     private:

    52          CFileManagerPropertySubscriber(

    53             MFileManagerPropertyObserver& aObserver,

    54             const TUid& aCategory,

    55             const TUint aKey );

    56 

    57         void ConstructL();

    58 

    59         void Subscribe();

    60 

    61     private: // from CActive

    62         void RunL();

    63     

    64         TInt RunError( TInt aError );

    65 

    66         void DoCancel();

    67 

    68     private:

    69         // Ref: Reference to observer interface

    70         MFileManagerPropertyObserver& iObserver;

    71         // Own: PS handle

    72         RProperty iProperty;

    73         // Own: PS category Uid

    74         TUid iCategory;

    75         // Own: PS key id

    76         TUint iKey;

    77 };

    78 

    79 #endif // CFILEMANAGERPROPERTYSUBSCRIBER_H

    80 

    81 // End of File