/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbWidgets module of the UI Extensions for Mobile.

**

** GNU Lesser General Public License Usage

** This file may be used under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this file.

** Please review the following information to ensure the GNU Lesser General

** Public License version 2.1 requirements will be met:

** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#include <QDateTime>

#include <QMetaMethod>

#include "hblineedit.h"

#include "hbdatetimevalidator_p.h"

#include "hbdatetimeedit.h"

#include "hbdatetimeedit_p.h"

#include "hbevent.h"

/*!

    @alpha

    @hbwidgets

    \brief The HbDateTimeEdit class provides a widget for editing dates and times.

    \sa QDateTime

 */

/*!

    Constructs datetime edit widget.

 */

HbDateTimeEdit::HbDateTimeEdit (QGraphicsItem *parent) :

    HbLineEdit(*new HbDateTimeEditPrivate, parent)

{

    Q_D(HbDateTimeEdit);

    d->q_ptr = this;

    d->init();

}

/*!

    Constructs date time editor to display \a date using default locale.

 */

HbDateTimeEdit::HbDateTimeEdit (const QDate &date, QGraphicsItem *parent) :

    HbLineEdit(*new HbDateTimeEditPrivate, parent)

{

    Q_D(HbDateTimeEdit);

    d->q_ptr = this;

    d->init(date);

}

/*!

    Constructs date time editor to display \a time using default locale.

 */

HbDateTimeEdit::HbDateTimeEdit (const QTime &time, QGraphicsItem *parent) :

    HbLineEdit(*new HbDateTimeEditPrivate, parent)

{

    Q_D(HbDateTimeEdit);

    d->q_ptr = this;

    d->init(time);

}

/*!

    Constructs date time editor to display \a dateTime using default locale.

 */

HbDateTimeEdit::HbDateTimeEdit (const QDateTime &dateTime, QGraphicsItem *parent) :

    HbLineEdit(*new HbDateTimeEditPrivate, parent)

{

    Q_D(HbDateTimeEdit);

    d->q_ptr = this;

    d->init(dateTime);

}

/*

    for internal use only

 */

HbDateTimeEdit::HbDateTimeEdit (HbDateTimeEditPrivate &dd, QGraphicsItem *parent) :

    HbLineEdit(dd, parent)

{

    Q_D(HbDateTimeEdit);

    d->q_ptr = this;

    d->init();

}

/*!

    Destructor.

 */

HbDateTimeEdit::~HbDateTimeEdit ()

{

}

/*!

    \reimp

 */

int HbDateTimeEdit::type () const

{

    return Type;

}

/*!

    Sets the current value.

    \sa dateTime()

 */

void HbDateTimeEdit::setDateTime (const QDateTime& dateTime)

{

    Q_D(HbDateTimeEdit);

    d->dateTime = dateTime;

    d->isSetDateTimeActive = true;

    setPlainText(dateTime.toString(d->validator->displayFormat()));

    d->isSetDateTimeActive = false;

}

/*!

    Returns the current value as a QDateTime.

    /sa setDateTime()

 */

QDateTime HbDateTimeEdit::dateTime () const

{

    Q_D(const HbDateTimeEdit);

    return d->dateTime;

}

/*!

    Returns the current display format.

    /sa setDisplayFormat() and QDateTime::toString

 */

QString HbDateTimeEdit::displayFormat () const

{

    Q_D(const HbDateTimeEdit);

    return d->validator->displayFormat();

}

/*!

    Sets editor to display date and/or time in custom \a format.

    \sa displayFormat()

    \sa QDateTime::toString

 */

void HbDateTimeEdit::setDisplayFormat (const QString& format)

{

    Q_D(HbDateTimeEdit);

    QString suportedFormat = format;

    static const char KNotSupportedDayLongNameFormat[] = "dddd";

    static const char KNotSupportedDayShortNameFormat[] = "ddd";

    static const char KNotSupportedMonthLongNameFormat[] = "MMMM";

    static const char KNotSupportedMonthShortNameFormat[] = "MMM";

    static const char KSupportedMonthFormat[] = "MM";

    suportedFormat.remove(KNotSupportedDayLongNameFormat);

    suportedFormat.remove(KNotSupportedDayShortNameFormat);

    suportedFormat.replace(KNotSupportedMonthLongNameFormat, KSupportedMonthFormat);

    suportedFormat.replace(KNotSupportedMonthShortNameFormat, KSupportedMonthFormat);

    if(suportedFormat!=format) {

        qWarning() << "Names of days and months are not suported. Replacing format string: "

                << format << " by a format string: "

                << suportedFormat;

    } else {

        // to save memory

        suportedFormat = format;

    }

    d->validator->setDisplayFormat(suportedFormat);

    setPlainText(d->dateTime.toString(d->validator->displayFormat()));

}

/*!

    Sets editor to display date in format described by \a locale

    \sa QLocale::dateFormat

 */

void HbDateTimeEdit::setDateFormat(const QLocale& locale)

{

    setDisplayFormat(locale.dateFormat(QLocale::ShortFormat));

}

/*!

    Sets editor to display time in format described by \a locale

    \sa QLocale::timeFormat

 */

void HbDateTimeEdit::setTimeFormat(const QLocale& locale)

{

    setDisplayFormat(locale.timeFormat(QLocale::ShortFormat));

}

/*!

    Sets editor to display date and time in format described by \a locale

    \sa QLocale::dateTimeFormat

 */

void HbDateTimeEdit::setDateTimeFormat(const QLocale& locale)

{

    setDisplayFormat(locale.dateTimeFormat(QLocale::ShortFormat));

}

void HbDateTimeEdit::setMaxLength (int length)

{

    HbLineEdit::setMaxLength(length);

}

void HbDateTimeEdit::setText (const QString &text)

{

    HbLineEdit::setText(text);

}

/*!

    \reimp

*/

bool HbDateTimeEdit::event(QEvent* event)

{

    Q_D(HbDateTimeEdit);

    if (event->type() == HbEvent::InputMethodFocusOut) {

        d->validator->fixDate(&d->cursor, true);

    }

    return HbLineEdit::event(event);

}