1 /*

     2 * Copyright (c) 2006-2007 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:  CCFEcomObserver class implementation.

    15  *

    16 */

    17 

    18 

    19 #ifndef CFECOMOBSERVER_H

    20 #define CFECOMOBSERVER_H

    21 

    22 #include <e32base.h>	// For CActive, link against: euser.lib

    23 

    24 #include <e32std.h>		

    25 #include <ecom/ecom.h>

    26 

    27 // FORWARD DECLARATIONS

    28 class MCFStateObserver;

    29 class CPeriodic;

    30 

    31 class CCFEComObserver : public CActive

    32     {

    33 public:

    34     // Cancel and destroy

    35     ~CCFEComObserver( );

    36 

    37     // Two-phased constructor.

    38     static CCFEComObserver* NewL( );

    39 

    40     // Two-phased constructor.

    41     static CCFEComObserver* NewLC( );

    42 

    43 public: // New functions

    44 

    45     /**

    46      * Adds a new observer for plugin notifications.

    47      * @param aObserver Observer pointer.

    48      */

    49     void AddObserverL( MCFStateObserver* aObserver );

    50 

    51 private:

    52 

    53     // Start observing ecom notification

    54     void StartObserving( );

    55 

    56 private:

    57 

    58     CCFEComObserver( );

    59     void ConstructL( );

    60 

    61 private: // From CActive

    62 

    63     // Handle completion

    64     void RunL( );

    65 

    66     // How to cancel me

    67     void DoCancel( );

    68 

    69     // Override to handle leaves from RunL(). Default implementation causes

    70     // the active scheduler to panic.

    71     TInt RunError( TInt aError );

    72     

    73 private:

    74 

    75     // Notifies observers

    76     void NotifyObservers();

    77 

    78 private:

    79 

    80     // Own: ECom session handle (must be closed, not deleted)

    81     REComSession* iEComSession;

    82 

    83     // Own: Observers - pointers not owned

    84     RPointerArray<MCFStateObserver> iObservers;

    85     };

    86 

    87 #endif // CFECOMOBSERVER_H

    88