/*

* Copyright (c) 2009-2010 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:  Container for digital clock.

*

*/

#include "snsrdigitalclockcontainer.h"

#include <QDebug>

#include <QTime>

#include <QGraphicsLinearLayout>

#include <HbExtendedLocale>

#include <HbMainWindow>

#include <HbPushButton>

#include "snsrindicatorwidget.h"

#include "snsrlabel.h"

/*!

    \class SnsrDigitalClockContainer

    \ingroup group_snsrbigclockscreensaverplugin

    \brief Container used for preparing layout for digital clock.

 */

const char *gDigitalLayoutDocml = ":/xml/snsrbigclockscreensaverdigital.docml";

const char *gUnlockDigitalLayoutDocml = ":/xml/snsrbigclockscreensaverdigitalunlockbutton.docml";

extern const char *gPortraitSectionName;

extern const char *gLandscapeSectionName;

extern const char *gMainViewName;

const char *gTimeLabelName = "timeLabel";

const char *gAmPmLabelName = "amPmLabel";

extern const char *gDateLabelName;

extern const char *gDateFormatStr;

// This is same as r_qtn_time_usual_with_zero defined in

// hbi18ndef.h expect am/pm place holders are removed.

const char *gTimeFormatStr = "%:0%J%:1%T%:3";

extern const char *gIndicatorWidgetName;

extern const char *gUnlockButtonName;

/*!

    Constructs a new SnsrDigitalClockContainer.

 */

SnsrDigitalClockContainer::SnsrDigitalClockContainer() :

    SnsrBigClockContainer(),

    mTimeLabel(0),

    mAmPmLabel(0),

    mDateLabel(0),

    mUnlockButton(0)

{

    SCREENSAVER_TEST_FUNC_ENTRY("SnsrDigitalClockContainer::SnsrDigitalClockContainer")

    SCREENSAVER_TEST_FUNC_EXIT("SnsrDigitalClockContainer::SnsrDigitalClockContainer")

}

/*!

    Destructs the class.

 */

SnsrDigitalClockContainer::~SnsrDigitalClockContainer()

{

    resetIndicatorConnections();

    //mTimeLabel, mAmPmLabel, mDateLabel - deleted by the parent

}

/*!

    Updates displayed time and date.

 */

void SnsrDigitalClockContainer::update()

{

    SCREENSAVER_TEST_FUNC_ENTRY("SnsrDigitalClockContainer::update")

    HbExtendedLocale locale = HbExtendedLocale::system();

    // time

    // Even though the format string (hh:mm) contain the leading zero, it's

    // removed always when clock type is 12h -> h:mm. 

    // TODO: within this method call, you find a comment in code that

    // it's intentional to remove leading zero always with 12h type clock.

    // However it seems to be recommended to use hbExtendedLocale to get

    // proper time formatting for all locales and settings..    

    mTimeLabel->setPlainText(

        locale.format(QTime::currentTime(), gTimeFormatStr)

        );

    QString amPmString("");

    if (locale.timeStyle() == HbExtendedLocale::Time12 ) {

        amPmString = (QTime::currentTime().hour()<12) ? locale.amText() : locale.pmText();

    }

    mAmPmLabel->setPlainText( amPmString );

    // date

    mDateLabel->setPlainText(

        locale.format(QDate::currentDate(), gDateFormatStr)

        );

    SCREENSAVER_TEST_FUNC_EXIT("SnsrDigitalClockContainer::update")

}

/*!

    @copydoc SnsrBigClockContainer::updateIntervalInMilliseconds()

 */

int SnsrDigitalClockContainer::updateIntervalInMilliseconds()

{

    return 1000;

}

/*!

    @copydoc SnsrBigClockContainer::loadWidgets()

 */

void SnsrDigitalClockContainer::loadWidgets()

{

    //if unlockbutton is used we load the docml file containing it

    if ( unlockButtonSupported() ) {

        loadWidgets(gUnlockDigitalLayoutDocml);

        Q_ASSERT_X( mUnlockButton, gUnlockDigitalLayoutDocml, "Unlock button not found in DocML file.");

        mUnlockButton->setText("Unlock");

        connect( mUnlockButton, SIGNAL(clicked()), SIGNAL(unlockRequested()) );

    }

    else {

        loadWidgets(gDigitalLayoutDocml);

    }

}

/*!

    Instantiate widgets from the given docml file

 */

void SnsrDigitalClockContainer::loadWidgets(const char* docmlName)

{

    bool ok(true);

    // reset widget pointers, any previous widgets are already deleted by now

    mMainView = 0;

    mDateLabel = 0;

    mTimeLabel = 0;

    mAmPmLabel = 0;

    mIndicatorWidget = 0;

    mUnlockButton = 0;

    // load widgets from docml

    qDebug() << docmlName;

    mDocumentObjects = mDocumentLoader.load(docmlName, &ok);

    Q_ASSERT_X(ok, docmlName, "Invalid DocML file.");

    if (ok) {

        mMainView = mDocumentLoader.findWidget(gMainViewName);

        mDateLabel = qobject_cast<SnsrLabel *>(

                mDocumentLoader.findWidget(gDateLabelName));

        mTimeLabel = qobject_cast<SnsrLabel *>(

                mDocumentLoader.findWidget(gTimeLabelName));

        mAmPmLabel = qobject_cast<SnsrLabel *>(

                mDocumentLoader.findWidget(gAmPmLabelName));

        mIndicatorWidget = qobject_cast<SnsrIndicatorWidget *>(

                mDocumentLoader.findWidget(gIndicatorWidgetName));

        mUnlockButton = qobject_cast<HbPushButton *>(

            mDocumentLoader.findWidget(gUnlockButtonName));

        Q_ASSERT_X(

            mMainView && mDateLabel && mTimeLabel && mAmPmLabel &&

            mIndicatorWidget,

            docmlName, "Objects not found in DocML file."

            );

        // In case of landscape layout, read also the landscape delta section

        if ( mCurrentOrientation == Qt::Horizontal ) {

            qDebug() << "loading: " << docmlName << ", section: " << gLandscapeSectionName;

            mDocumentLoader.load(docmlName, gLandscapeSectionName, &ok);

            Q_ASSERT_X(ok, docmlName, "Invalid section in DocML file.");

        }

        mIndicatorWidget->setIconColorType(SnsrIndicatorWidget::ThemedColorForActiveMode);

        connectIndicatorWidgetToModel();

        mDateLabel->setTextColorType(SnsrLabel::ThemedColorForActiveMode);

        mTimeLabel->setTextColorType(SnsrLabel::ThemedColorForActiveMode);

        mAmPmLabel->setTextColorType(SnsrLabel::ThemedColorForActiveMode);

        mBackgroundContainerLayout->addItem(mMainView);

    }

}