screensaver/snsrplugins/snsrbigclockscreensaverplugin/src/snsrdigitalclockcontainer.cpp
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     1 /*
       
     2 * Copyright (c) 2009-2010 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:  Container for digital clock.
       
    15 *
       
    16 */
       
    17 
       
    18 #include "snsrdigitalclockcontainer.h"
       
    19 
       
    20 #include <QDebug>
       
    21 #include <QTime>
       
    22 #include <QGraphicsLinearLayout>
       
    23 
       
    24 #include <HbExtendedLocale>
       
    25 #include <HbMainWindow>
       
    26 
       
    27 #include "snsrswipewidget.h"
       
    28 #include "snsrindicatorwidget.h"
       
    29 #include "snsrlabel.h"
       
    30 
       
    31 /*!
       
    32     \class SnsrDigitalClockContainer
       
    33     \ingroup group_snsrbigclockscreensaverplugin
       
    34     \brief Container used for preparing layout for digital clock.
       
    35  */
       
    36 
       
    37 const char *gDigitalLayoutDocml = ":/xml/snsrbigclockscreensaverdigital.docml";
       
    38 const char *gSwipeDigitalLayoutDocml = ":/xml/snsrbigclockscreensaverdigitalswipe.docml";
       
    39 
       
    40 extern const char *gPortraitSectionName;
       
    41 extern const char *gLandscapeSectionName;
       
    42 
       
    43 extern const char *gMainViewName;
       
    44 
       
    45 const char *gTimeLabelName = "timeLabel";
       
    46 const char *gAmPmLabelName = "amPmLabel";
       
    47 extern const char *gDateLabelName;
       
    48 
       
    49 extern const char *gDateFormatStr;
       
    50 
       
    51 // This is same as r_qtn_time_usual_with_zero defined in
       
    52 // hbi18ndef.h expect am/pm place holders are removed.
       
    53 const char *gTimeFormatStr = "%:0%J%:1%T%:3";
       
    54 
       
    55 extern const char *gIndicatorWidgetName;
       
    56 extern const char *gSwipeWidgetName;
       
    57 
       
    58 
       
    59 /*!
       
    60     Constructs a new SnsrDigitalClockContainer.
       
    61  */
       
    62 SnsrDigitalClockContainer::SnsrDigitalClockContainer() :
       
    63     SnsrBigClockContainer(),
       
    64     mTimeLabel(0),
       
    65     mAmPmLabel(0),
       
    66     mDateLabel(0),
       
    67     mSwipeWidget(0)
       
    68 {
       
    69     SCREENSAVER_TEST_FUNC_ENTRY("SnsrDigitalClockContainer::SnsrDigitalClockContainer")
       
    70     SCREENSAVER_TEST_FUNC_EXIT("SnsrDigitalClockContainer::SnsrDigitalClockContainer")
       
    71 }
       
    72 
       
    73 /*!
       
    74     Destructs the class.
       
    75  */
       
    76 SnsrDigitalClockContainer::~SnsrDigitalClockContainer()
       
    77 {
       
    78     resetIndicatorConnections();
       
    79     //mTimeLabel, mAmPmLabel, mDateLabel - deleted by the parent
       
    80 }
       
    81 
       
    82 /*!
       
    83     Updates displayed time and date.
       
    84  */
       
    85 void SnsrDigitalClockContainer::update()
       
    86 {
       
    87     SCREENSAVER_TEST_FUNC_ENTRY("SnsrDigitalClockContainer::update")
       
    88 
       
    89     HbExtendedLocale locale = HbExtendedLocale::system();
       
    90     
       
    91     // time
       
    92     // Even though the format string (hh:mm) contain the leading zero, it's
       
    93     // removed always when clock type is 12h -> h:mm. 
       
    94    
       
    95     // TODO: within this method call, you find a comment in code that
       
    96     // it's intentional to remove leading zero always with 12h type clock.
       
    97     // However it seems to be recommended to use hbExtendedLocale to get
       
    98     // proper time formatting for all locales and settings..    
       
    99     mTimeLabel->setPlainText(
       
   100         locale.format(QTime::currentTime(), gTimeFormatStr)
       
   101         );
       
   102     
       
   103     QString amPmString("");
       
   104     if (locale.timeStyle() == HbExtendedLocale::Time12 ) {
       
   105         amPmString = (QTime::currentTime().hour()<12) ? locale.amText() : locale.pmText();
       
   106     }
       
   107     mAmPmLabel->setPlainText( amPmString );
       
   108     
       
   109     // date
       
   110     mDateLabel->setPlainText(
       
   111         locale.format(QDate::currentDate(), gDateFormatStr)
       
   112         );
       
   113     
       
   114     if (mSwipeWidget) {
       
   115         mSwipeWidget->setCurrentOrientation(mCurrentOrientation);
       
   116     }
       
   117 
       
   118     SCREENSAVER_TEST_FUNC_EXIT("SnsrDigitalClockContainer::update")
       
   119 }
       
   120 
       
   121 /*!
       
   122     @copydoc SnsrBigClockContainer::updateIntervalInMilliseconds()
       
   123  */
       
   124 int SnsrDigitalClockContainer::updateIntervalInMilliseconds()
       
   125 {
       
   126     return 1000;
       
   127 }
       
   128 
       
   129 /*!
       
   130     @copydoc SnsrBigClockContainer::loadWidgets()
       
   131  */
       
   132 void SnsrDigitalClockContainer::loadWidgets()
       
   133 {
       
   134     //if swipe is used we load the docml file containing it
       
   135     if ( swipeToUnlockSupported() ) {
       
   136         loadWidgets(gSwipeDigitalLayoutDocml);
       
   137         Q_ASSERT_X( mSwipeWidget, gSwipeDigitalLayoutDocml, "Swipe widget not found in DocML file.");
       
   138         connect( mSwipeWidget, SIGNAL(swipeDownDetected()), SIGNAL(unlockRequested()) );
       
   139     }
       
   140     else {
       
   141         loadWidgets(gDigitalLayoutDocml);
       
   142     }
       
   143 }
       
   144 
       
   145 /*!
       
   146     Instantiate widgets from the given docml file
       
   147  */
       
   148 void SnsrDigitalClockContainer::loadWidgets(const char* docmlName)
       
   149 {
       
   150     bool ok(true);
       
   151 
       
   152     // reset widget pointers, any previous widgets are already deleted by now
       
   153     mMainView = 0;
       
   154     mDateLabel = 0;
       
   155     mTimeLabel = 0;
       
   156     mAmPmLabel = 0;
       
   157     mIndicatorWidget = 0;
       
   158     mSwipeWidget = 0;
       
   159     // load widgets from docml
       
   160     qDebug() << docmlName;
       
   161     mDocumentObjects = mDocumentLoader.load(docmlName, &ok);
       
   162     Q_ASSERT_X(ok, docmlName, "Invalid DocML file.");
       
   163     if (ok) {
       
   164         mMainView = mDocumentLoader.findWidget(gMainViewName);
       
   165         mDateLabel = qobject_cast<SnsrLabel *>(
       
   166                 mDocumentLoader.findWidget(gDateLabelName));
       
   167         mTimeLabel = qobject_cast<SnsrLabel *>(
       
   168                 mDocumentLoader.findWidget(gTimeLabelName));
       
   169         mAmPmLabel = qobject_cast<SnsrLabel *>(
       
   170                 mDocumentLoader.findWidget(gAmPmLabelName));
       
   171         mIndicatorWidget = qobject_cast<SnsrIndicatorWidget *>(
       
   172                 mDocumentLoader.findWidget(gIndicatorWidgetName));
       
   173         mSwipeWidget = qobject_cast<SnsrSwipeWidget *>(
       
   174             mDocumentLoader.findWidget(gSwipeWidgetName));
       
   175         
       
   176         Q_ASSERT_X(
       
   177             mMainView && mDateLabel && mTimeLabel && mAmPmLabel &&
       
   178             mIndicatorWidget,
       
   179             docmlName, "Objects not found in DocML file."
       
   180             );
       
   181         
       
   182         // In case of landscape layout, read also the landscape delta section
       
   183         if ( mCurrentOrientation == Qt::Horizontal ) {
       
   184             qDebug() << "loading: " << docmlName << ", section: " << gLandscapeSectionName;
       
   185             mDocumentLoader.load(docmlName, gLandscapeSectionName, &ok);
       
   186             Q_ASSERT_X(ok, docmlName, "Invalid section in DocML file.");
       
   187         }
       
   188       
       
   189         mIndicatorWidget->setIconColorType(SnsrIndicatorWidget::ThemedColorForActiveMode);
       
   190         connectIndicatorWidgetToModel();
       
   191         
       
   192         mDateLabel->setTextColorType(SnsrLabel::ThemedColorForActiveMode);
       
   193         mTimeLabel->setTextColorType(SnsrLabel::ThemedColorForActiveMode);
       
   194         mAmPmLabel->setTextColorType(SnsrLabel::ThemedColorForActiveMode);
       
   195         
       
   196         mBackgroundContainerLayout->addItem(mMainView);
       
   197     }
       
   198 }
       
   199