settime.cpp

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.10平台上编译为嵌入式图形界面操作系统。

	    myTv.tv_sec = TimeConversion::toUTC( dt );
	    myTv.tv_usec = 0;

	    if ( myTv.tv_sec != -1 )
		::settimeofday( &myTv, 0 );
	    Global::writeHWClock();
	    // Should leave updating alarms to datebook, rather than screw it up
	    // via duplicated functionality.
	    // DateBookDB is flawed, it should not be used anywhere.
	} else {
	    qWarning( "Invalid date/time" );
	}
	// set the timezone for everyone else...
#ifndef QT_NO_COP
	QCopEnvelope setTimeZone( "QPE/System", "timeChange(QString)" );
	setTimeZone << tz->currentZone();
#endif
    }

    // AM/PM setting and notify time changed
#ifndef QT_NO_COP
    if ( ampmChange ) {
	QCopEnvelope setClock( "QPE/System", "clockChange(bool)" );
	setClock << ampmCombo->currentItem();
    }
#endif

    // Notify everyone what day we prefer to start the week on.
#ifndef QT_NO_COP
    if ( monSunChange ) {
	QCopEnvelope setWeek( "QPE/System", "weekChange(bool)" );
	setWeek << weekStartCombo->currentItem();
    }
#endif

    // Notify everyone what date format to use
#ifndef QT_NO_COP
    QCopEnvelope setDateFormat( "QPE/System", "setDateFormat(DateFormat)" );
    setDateFormat << date_formats[dateFormatCombo->currentItem()];
#endif

    // Restore screensaver
#ifndef QT_NO_COP
    QCopEnvelope enableScreenSaver( "QPE/System", "setScreenSaverIntervals(int,int,int)" );
    enableScreenSaver << -1 << -1 << -1;
#endif

    QDialog::accept();
}

void SetDateTime::done(int r)
{
    QDialog::done(r);
    close();
}

void SetDateTime::tzChange( const QString &tz )
{
    // set the TZ, get the time and leave gracefully...
    QString strSave;
    strSave = getenv( "TZ" );
    setenv( "TZ", tz, 1 );

    QDate d = QDate::currentDate();
    // reset the time.
    if ( !strSave.isNull() ) {
	setenv( "TZ", strSave, 1 );
    }
    date->setDate( d );
    tzChanged = TRUE;
}

void SetDateTime::formatChanged(int i)
{
    date->setDateFormat(date_formats[i]);
}

void SetDateTime::weekStartChanged(int s)
{
    date->setWeekStartsMonday(s==1);
}

void SetDateTime::dateChange( const QDate & )
{
    dateChanged = TRUE;
}

//===========================================================================

static const int ValueAM = 0;
static const int ValuePM = 1;



SetTime::SetTime( QWidget *parent, const char *name )
    : QWidget( parent, name )
{
    use12hourTime = FALSE;

    QTime currTime = QTime::currentTime();
    hour = currTime.hour();
    minute = currTime.minute();

    QHBoxLayout *hb2 = new QHBoxLayout( this );
    hb2->setSpacing( 3 );

    QLabel *l = new QLabel( tr("Time"), this );
    //    l->setAlignment( AlignRight | AlignVCenter );
    hb2->addWidget( l );

    sbHour = new QSpinBox( this );
    sbHour->setMinimumWidth( 30 );
    if(use12hourTime) {
	sbHour->setMinValue(1);
	sbHour->setMaxValue( 12 );
	int show_hour = hour;
	if (hour > 12)
	    show_hour -= 12;
	if (show_hour == 0)
	    show_hour = 12;

	sbHour->setValue( show_hour );
    } else {
	sbHour->setMinValue( 0 );
	sbHour->setMaxValue( 23 );
	sbHour->setValue( hour );
    }
    sbHour->setWrapping(TRUE);
    connect( sbHour, SIGNAL(valueChanged(int)), this, SLOT(hourChanged(int)) );
    hb2->addWidget( sbHour );

    hb2->addStretch( 1 );

    l = new QLabel( tr(":"), this );
    //l->setAlignment( AlignRight | AlignVCenter );
    hb2->addWidget( l );

    sbMin = new QSpinBox( this );
    sbMin->setMinValue( 0 );
    sbMin->setMaxValue( 59 );
    sbMin->setWrapping(TRUE);
    sbMin->setValue( minute );
    minuteChanged(minute);
    sbMin->setMinimumWidth( 30 );
    connect( sbMin, SIGNAL(valueChanged(int)), this, SLOT(minuteChanged(int)) );
    hb2->addWidget( sbMin );

    hb2->addStretch( 1 );

    ampm = new QComboBox( this );
    ampm->insertItem( tr("AM"), ValueAM );
    ampm->insertItem( tr("PM"), ValuePM );
    connect( ampm, SIGNAL(activated(int)), this, SLOT(checkedPM(int)) );
    hb2->addWidget( ampm );

    hb2->addStretch( 1 );

    userChanged = FALSE;
}

QTime SetTime::time() const
{
    return QTime( hour, minute, 0 );
}

void SetTime::focusInEvent( QFocusEvent *e )
{
    QWidget::focusInEvent( e );
    sbHour->setFocus();
#ifdef QTOPIA_PHONE
    if( !Global::mousePreferred() ) {
	if( sbHour->isModalEditing() )
	    sbHour->setModalEditing( TRUE );
    }
#endif
}

void SetTime::hourChanged( int value )
{
    if(use12hourTime) {
	int realhour = value;
	if (realhour == 12)
	    realhour = 0;
	if (ampm->currentItem() == ValuePM )
	    realhour += 12;
	hour = realhour;
    } else
	hour = value;

    userChanged = TRUE;
}

void SetTime::minuteChanged( int value )
{
    sbMin->setPrefix( value <= 9 ? "0" : "" );
    minute = value;
    userChanged = TRUE;
}

void SetTime::show12hourTime( int on )
{
    bool uc = userChanged;
    use12hourTime = on;
    ampm->setEnabled(on);

    int show_hour = hour;
    if ( on ) {
	/* this might change the value of hour */
	sbHour->setMinValue(1);
	sbHour->setMaxValue( 12 );

	/* so use one we saved earlier */
	if (show_hour >= 12) {
	    show_hour -= 12;
	    ampm->setCurrentItem( ValuePM );
	} else {
	    ampm->setCurrentItem( ValueAM );
	}
	if (show_hour == 0)
	    show_hour = 12;

    } else {
	sbHour->setMinValue( 0 );
	sbHour->setMaxValue( 23 );
    }

    sbHour->setValue( show_hour );
    userChanged = uc;
}

void SetTime::checkedPM( int c )
{
    int show_hour = sbHour->value();
    if (show_hour == 12)
	show_hour = 0;

    if ( c == ValuePM )
	show_hour += 12;

    hour = show_hour;
    userChanged = TRUE;
}

void SetTime::slotTzChange( const QString &tz )
{
    // set the TZ, get the time and leave gracefully...
    QString strSave;
    strSave = getenv( "TZ" );
    setenv( "TZ", tz, 1 );

    QTime t = QTime::currentTime();
    // reset the time.
    if ( !strSave.isNull() ) {
	setenv( "TZ", strSave, 1 );
    }

    // just set the spinboxes and let it propagate through
    if(use12hourTime) {
	int show_hour = t.hour();
	if (t.hour() >= 12) {
	    show_hour -= 12;
	    ampm->setCurrentItem( ValuePM );
	} else {
	    ampm->setCurrentItem( ValueAM );
	}
	if (show_hour == 0)
	    show_hour = 12;
	sbHour->setValue( show_hour );
    } else {
	sbHour->setValue( t.hour() );
    }
    sbMin->setValue( t.minute() );
    userChanged = TRUE;
}



/*

SetDate::SetDate( QWidget *parent, const char *name )
    : QWidget( parent, name )
{
    QHBoxLayout *hb = new QHBoxLayout( this );
    dbm = new DateBookMonth( this );
    hb->addWidget( dbm );
}

QDate SetDate::date() const
{
    return dbm->selectedDate();
}

void SetDate::slotTzChange( const QString &tz )
{
    // set the TZ get the time and leave gracefully...
    QString strSave;
    strSave = getenv( "TZ" );
    setenv( "TZ", tz, 1 );

    QDate d = QDate::currentDate();
    // reset the time.
    if ( !strSave.isNull() ) {
	setenv( "TZ", strSave, 1 );
    }
    dbm->setDate( d.year(), d.month(), d.day() );
}

void SetDate::slotWeekChange( int startOnMonday )
{
    dbm->slotWeekChange( startOnMonday );
}
*/