1 /*

     2 * Copyright (c) 2010 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: 

    15 *

    16 */

    17 

    18 #include <QDebug>

    19 #include <bacntf.h>

    20 #include "nmhswidgetdatetimeobserver.h"

    21 #include "nmhswidgetdatetimeobserver_p.h"

    22 

    23 /*!

    24     \fn NmHsWidgetDateTimeObserverPrivate::NmHsWidgetDateTimeObserverPrivate()

    25 

    26     /param q pointer to public interface

    27     /post Observer listens to environment change events via callback

    28 */

    29 NmHsWidgetDateTimeObserverPrivate::NmHsWidgetDateTimeObserverPrivate(NmHsWidgetDateTimeObserver *q) :

    30     q_ptr(q)

    31 {

    32     qDebug() << "NmHsWidgetDateTimeObserverPrivate::NmHsWidgetDateTimeObserverPrivate --> IN" ;

    33     TCallBack callback( LocaleChangeCallback, this );

    34     //TODO: Handle leave properly

    35     TRAP_IGNORE(iLocaleNotifier = CEnvironmentChangeNotifier::NewL( CActive::EPriorityStandard, callback ));

    36     iLocaleNotifier->Start();

    37     qDebug() << "NmHsWidgetDateTimeObserverPrivate::NmHsWidgetDateTimeObserverPrivate <-- OUT" ;

    38 }

    39 

    40 /*!

    41     \fn NmHsWidgetDateTimeObserverPrivate::~NmHsWidgetDateTimeObserverPrivate()

    42 

    43     Destructor

    44 */

    45 NmHsWidgetDateTimeObserverPrivate::~NmHsWidgetDateTimeObserverPrivate()

    46 {

    47     qDebug() << "NmHsWidgetDateTimeObserverPrivate::~NmHsWidgetDateTimeObserverPrivate --> IN" ;

    48     if(iLocaleNotifier){

    49         delete iLocaleNotifier;

    50         iLocaleNotifier = NULL;

    51     }

    52     qDebug() << "NmHsWidgetDateTimeObserverPrivate::~NmHsWidgetDateTimeObserverPrivate <-- OUT" ;

    53 }

    54 

    55 /*!

    56     \fn TInt NmHsWidgetDateTimeObserverPrivate::HandleLocaleChange()

    57 

    58     /post If event includes change for system time, locale or midnight crossover

    59           indicates poblic interface about the change

    60     /return Returns count of handled change events

    61 */

    62 TInt NmHsWidgetDateTimeObserverPrivate::HandleLocaleChange()

    63 {

    64     qDebug() << "NmHsWidgetDateTimeObserverPrivate::HandleLocaleChange";

    65     TInt handled = 0;

    66     if( iLocaleNotifier->Change() & ( EChangesSystemTime | EChangesLocale | EChangesMidnightCrossover ))

    67         {

    68         q_ptr->handleCompletion();

    69         handled = 1;

    70         }

    71     return handled;

    72 }

    73 

    74 /*!

    75     \fn TInt NmHsWidgetDateTimeObserverPrivate::LocaleChangeCallback(TAny* aThisPtr)

    76     /param aThisPtr Pointer to tis observer from callback object

    77     /post Event is checked and handled if valid change

    78     /return Returns count of handled change events

    79 */

    80 TInt NmHsWidgetDateTimeObserverPrivate::LocaleChangeCallback(TAny* aThisPtr)

    81 {

    82     qDebug() << "NmHsWidgetDateTimeObserverPrivate::LocaleChangeCallback" ;

    83     TInt ret = static_cast<NmHsWidgetDateTimeObserverPrivate*>(aThisPtr)->HandleLocaleChange();

    84     return ret;

    85 }