/*

* Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  CCFEcomObserver class implementation.

 *

*/

#ifndef CFECOMOBSERVER_H

#define CFECOMOBSERVER_H

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

#include <e32std.h>		

#include <ecom/ecom.h>

// FORWARD DECLARATIONS

class MCFStateObserver;

class CPeriodic;

class CCFEComObserver : public CActive

    {

public:

    // Cancel and destroy

    ~CCFEComObserver( );

    // Two-phased constructor.

    static CCFEComObserver* NewL( );

    // Two-phased constructor.

    static CCFEComObserver* NewLC( );

public: // New functions

    /**

     * Adds a new observer for plugin notifications.

     * @param aObserver Observer pointer.

     */

    void AddObserverL( MCFStateObserver* aObserver );

private:

    // Start observing ecom notification

    void StartObserving( );

private:

    CCFEComObserver( );

    void ConstructL( );

private: // From CActive

    // Handle completion

    void RunL( );

    // How to cancel me

    void DoCancel( );

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

    // the active scheduler to panic.

    TInt RunError( TInt aError );

private:

    // Notifies observers

    void NotifyObservers();

private:

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

    REComSession* iEComSession;

    // Own: Observers - pointers not owned

    RPointerArray<MCFStateObserver> iObservers;

    };

#endif // CFECOMOBSERVER_H