/*

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

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:    This is helper class which observes whether the phone is on*

*/

#ifndef CIPTVPHONEREGISTRATIONWATCHER_H

#define CIPTVPHONEREGISTRATIONWATCHER_H

#include <e32base.h>

#include <e32cons.h>

#include <e32def.h>

#include <etelmm.h>

class MPhoneRegistrationWatcherObserver;

/**

 *  Watcher client for phone registration.

 *

 *  @lib iptvscheduleddownloadplugin.dll

 */

class CIptvPhoneRegistrationWatcher : public CActive

    {

public:

    /**

    * Two-phased constructor.        

    */

    static CIptvPhoneRegistrationWatcher* NewL();

    /**

    * Two-phased constructor.        

    */

    static CIptvPhoneRegistrationWatcher* NewLC();

    /**

    * Destructor.

    */

    virtual ~CIptvPhoneRegistrationWatcher();

    /**

    * Check if we are on home network and return ETrue if so.

    *

    * @return ETrue if we are on homenetwork, EFalse otherwise

    */

    TBool IsOnHomeNetwork();

    /**

    * Start observing the network registration status change.

    */

    void StartObserving();

    /**

     * Add the observer.

     *

     * @param aObserver The observer to add.

     */

    void AddObserverL( MPhoneRegistrationWatcherObserver* aObserver );

    /**

     * Remove the observer.

     *

     * @param aObserver The observer to remove.

     */

    void RemoveObserver( MPhoneRegistrationWatcherObserver* aObserver );

private:

    // from base class CActive

    void RunL();

    void DoCancel();

private:

    /**

     * C++ constructor

     */

    CIptvPhoneRegistrationWatcher();

 	/**

     * By default Symbian 2nd phase constructor is private.        

     */

   void ConstructL();

private: // data

    /**

     * A list of observers. Not own.

     */

    RPointerArray<MPhoneRegistrationWatcherObserver> iObservers;

    /**

     * The tel server.

     */

    RTelServer iTelServer;

    /**

     * The mobile phone

     */

    RMobilePhone iMobilePhone;

    /**

     * Stores retrieved network registration information.

     */

    RMobilePhone::TMobilePhoneRegistrationStatus iRegStatus;

    };

#endif // CIPTVPHONEREGISTRATIONWATCHER_H