/*

* Copyright (c) 2010 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: Calendar widget datetime observer

*

*/

#ifndef DATETIMEOBSERVER_H

#define DATETIMEOBSERVER_H

#include <QObject>

/*!

  \class DateTimeObserver

  \brief Gets notifications about date changes from the Symbian fw and 

  forwards those to the widget.

*/

class DateTimeObserverPrivate;

class DateTimeObserver : public QObject

{

    Q_OBJECT

public:

    /*! 

        \fn DateTimeObserver::DateTimeObserver(QObject *parent = 0)

        Constructor of the DateTimeObserver class.

        @param parent is the parent class.

     */

    explicit DateTimeObserver(QObject *parent = 0);

    /*! 

        \fn DateTimeObserver::~DateTimeObserver()

        Destructor of the DateTimeObserver class.

     */

    virtual ~DateTimeObserver();

signals:

     /*! 

        \fn void DateTimeObserver::completed()

        emitted when a new notification is received from the private part.

     */

    void completed();

protected:

    /*! 

        \fn void DateTimeObserver::handleCompletion()

        called by the private part of DateTimeObserver when the date has changed.

     */

    void handleCompletion();

private:

    Q_DISABLE_COPY(DateTimeObserver)

    friend class DateTimeObserverPrivate;

    DateTimeObserverPrivate *d_ptr;

};

#endif // DATETIMEOBSERVER_H