clock/clockui/clockwidget/clockwidgetimpl/src/digitalclockwidget.cpp
changeset 45 b6db4fd4947b
child 57 bb2d3e476f29
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clock/clockui/clockwidget/clockwidgetimpl/src/digitalclockwidget.cpp	Mon Jun 28 15:22:02 2010 +0530
@@ -0,0 +1,157 @@
+/*
+* 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:  DigitalClockWidget
+*
+*/
+
+// System includes
+#include <HbStyleLoader>
+#include <HbLabel>
+#include <HbTextItem>
+#include <hbextendedlocale>
+#include <QGraphicsSceneMouseEvent>
+#include <QSizePolicy>
+#include <QTimer>
+#include <QTime>
+
+// User includes
+#include "digitalclockwidget.h"
+
+// Constants
+const int clockUpdateInterval  (60000); // msec
+
+/*!
+    \class DigitalClockWidget
+
+    This class implements the digitalclock widget which gets displayed
+    in the clockmainview when the clocktype is set to digital type.
+*/
+
+/*!
+    Constructor.
+    \param useAmPm bool for setting 12 hour format
+    \param parent The parent of type QGraphicsItem.
+*/
+DigitalClockWidget::DigitalClockWidget(bool useAmPm, QGraphicsItem *parent)
+  : HbWidget(parent),
+    mUseAmPm(useAmPm)
+{
+    bool result = HbStyleLoader::registerFilePath(":/resource/digitalclockwidget.widgetml");
+    result = HbStyleLoader::registerFilePath(":/resource/digitalclockwidget.css");
+    result = HbStyleLoader::registerFilePath(":/resource/digitalclockwidget_color.css");
+
+    createPrimitives();
+    
+    mTimer = new QTimer(this);
+    connect(mTimer, SIGNAL(timeout()), SLOT(tick()));
+    
+    QTime time = QTime::currentTime();
+    int initialIntervalTime = (clockUpdateInterval - ( time.msec() + (time.second() * 1000)));
+    mTimer->start(initialIntervalTime);
+    
+}
+
+/*!
+    Destructor.
+*/
+DigitalClockWidget::~DigitalClockWidget()
+{   
+    mTimer->stop();
+    HbStyleLoader::unregisterFilePath(":/resource/digitalclockwidget.widgetml");
+    HbStyleLoader::unregisterFilePath(":/resource/digitalclockwidget.css");
+    HbStyleLoader::unregisterFilePath(":/resource/digitalclockwidget_color.css");
+
+}
+
+/*!
+    Updates clock visualization according to current time
+ */
+void DigitalClockWidget::tick()
+{
+    mTimer->setInterval(clockUpdateInterval);
+    updatePrimitives();
+    update();
+}
+
+/*!
+    Toggles time format
+ */
+void DigitalClockWidget::setAmPm(bool useAmPm)
+{
+    
+    bool old = mUseAmPm;
+    mUseAmPm = useAmPm;
+    
+    if (mUseAmPm != old) { // change am/pm label
+	    QTime time = QTime::currentTime();
+	    QString timeString;
+	    if (mUseAmPm) {
+	    	mAmPmLabel->setText(time.toString("ap")); // set am/pm label
+	    } else {
+	    	mAmPmLabel->setText(""); // set am/pm label as null
+	    }
+    }
+    
+}
+
+/*!
+    @copydoc HbWidget::resizeEvent()
+ */
+void DigitalClockWidget::resizeEvent(QGraphicsSceneResizeEvent *event)
+{
+    HbWidget::resizeEvent(event);
+}
+
+/*!
+    Creates all widget primitives.
+ */
+void DigitalClockWidget::createPrimitives()
+{
+    mClockLabel = new HbTextItem(this);    
+    mClockLabel->setTextWrapping( Hb::TextNoWrap );
+    HbStyle::setItemName(mClockLabel, QLatin1String("clockLabel"));
+    
+    mAmPmLabel = new HbTextItem(this);
+    mClockLabel->setTextWrapping( Hb::TextNoWrap );
+    HbStyle::setItemName(mAmPmLabel, QLatin1String("amPmLabel"));
+}
+
+/*!
+    @copydoc HbWidget::updatePrimitives()
+    updates all widget primitives
+ */
+void DigitalClockWidget::updatePrimitives()
+{
+
+    QTime time = QTime::currentTime();
+    QString timeString;
+    
+    if (mUseAmPm) {
+	    timeString = time.toString("hh:ap"); // covert time in 12 hours format
+	    timeString = timeString.section(":", 0, 0); // it would remove :ap section from timeString
+	    mAmPmLabel->setText(time.toString("ap")); // set am/pm label
+	} else {
+	    mAmPmLabel->setText(""); // set am/pm label as null
+	    timeString = time.toString("hh"); // append hour part
+    }
+
+    int index(1);
+    HbExtendedLocale locale;
+    QChar timeSeparator(locale.timeSeparator(index)) ;
+    timeString.append(timeSeparator); // append time separator
+    timeString.append(time.toString("mm")); //append minute part
+
+    mClockLabel->setText(timeString);
+
+}