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/**********************************************************************
** Copyright (C) 2000 Trolltech AS. All rights reserved.
**
** This file is part of Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#include "datebookweekheaderimpl.h"
#include <qlabel.h>
#include <qspinbox.h>
#include <qdatetime.h>
/*
* Constructs a DateBookWeekHeader which is a child of 'parent', with the
* name 'name' and widget flags set to 'f'
*/
DateBookWeekHeader::DateBookWeekHeader( bool startOnMonday, QWidget* parent,
const char* name, WFlags fl )
: DateBookWeekHeaderBase( parent, name, fl ),
bStartOnMonday( startOnMonday )
{
setBackgroundMode( PaletteButton );
labelDate->setBackgroundMode( PaletteButton );
}
/*
* Destroys the object and frees any allocated resources
*/
DateBookWeekHeader::~DateBookWeekHeader()
{
// no need to delete child widgets, Qt does it all for us
}
/*
* public slot
*/
void DateBookWeekHeader::yearChanged( int y )
{
setDate( y, week );
}
/*
* public slot
*/
void DateBookWeekHeader::nextWeek()
{
if ( week < 52 )
week++;
setDate( year, week );
}
/*
* public slot
*/
void DateBookWeekHeader::prevWeek()
{
if ( week > 1 )
week--;
setDate( year, week );
}
/*
* public slot
*/
void DateBookWeekHeader::weekChanged( int w )
{
setDate( year, w );
}
void DateBookWeekHeader::setDate( int y, int w )
{
year = y;
week = w;
spinYear->setValue( y );
spinWeek->setValue( w );
QDate d = dateFromWeek( week, year, bStartOnMonday );
QString s = QString::number( d.day() ) + ". " + d.monthName( d.month() )
+ "-";
d = d.addDays( 6 );
s += QString::number( d.day() ) + ". " + d.monthName( d.month() );
labelDate->setText( s );
emit dateChanged( y, w );
}
void DateBookWeekHeader::setStartOfWeek( bool onMonday )
{
bStartOnMonday = onMonday;
setDate( year, week );
}
// dateFromWeek
// compute the date from the week in the year
QDate dateFromWeek( int week, int year, bool startOnMonday )
{
QDate d;
d.setYMD( year, 1, 1 );
int dayOfWeek = d.dayOfWeek();
if ( startOnMonday ) {
if ( dayOfWeek <= 4 ) {
d = d.addDays( ( week - 1 ) * 7 - dayOfWeek + 1 );
} else {
d = d.addDays( (week) * 7 - dayOfWeek + 1 );
}
} else {
if ( dayOfWeek <= 4 || dayOfWeek == 7) {
d = d.addDays( ( week - 1 ) * 7 - dayOfWeek % 7 );
} else {
d = d.addDays( ( week ) * 7 - dayOfWeek % 7 );
}
}
return d;
}
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