/*

* 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 DATETIMEOBSERVERPRIVATE_H

#define DATETIMEOBSERVERPRIVATE_H

#include <e32base.h>

#include <e32property.h>

#include <qglobal.h>

#include <bacntf.h>

class DateTimeObserver;

/*!

  \class DateTimeObserverPrivate

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

  forwards those to its public class.

*/

class DateTimeObserverPrivate

{

public:

    /*! 

        \fn DateTimeObserverPrivate::DateTimeObserverPrivate(DateTimeObserver *q = 0)

        Constructor of the DateTimeObserverPrivate class.

        @param q is the public class that will be notified of date changes.

     */

    explicit DateTimeObserverPrivate(DateTimeObserver *q = 0);

    /*! 

        \fn DateTimeObserverPrivate::~DateTimeObserverPrivate

        Destructor of the DateTimeObserverPrivate class.

     */

    ~DateTimeObserverPrivate();

private:

    /*! 

        \fn TInt DateTimeObserverPrivate::HandleLocaleChange()

        Called by LocaleChangeCallBack to handle the locale change.

        @return 1, if the locale change was handled, otherwise 0

     */

    TInt HandleLocaleChange();

    /*! 

        \fn TInt DateTimeObserverPrivate::LocaleChangeCallback(TAny* aThisPtr)

        Called by the framework when a locale change occurs.

        @param aThisPtr is the pointer to this object.

        @return 1, if the locale change was handled, otherwise 0

     */

    static TInt LocaleChangeCallback(TAny* aThisPtr);

private:

    Q_DISABLE_COPY(DateTimeObserverPrivate)

            DateTimeObserver *q_ptr;

    /*

     * Owned

     */

    CEnvironmentChangeNotifier* iLocaleNotifier;

};

#endif // DATETIMEOBSERVERPRIVATE_H