Page MenuHome GnuPG
Files F34572189

expirydialog.cpp
No OneTemporary
Actions

expirydialog.cpp
View Options

/* -*- mode: c++; c-basic-offset:4 -*-
dialogs/expirydialog.cpp
This file is part of Kleopatra, the KDE keymanager
Copyright (c) 2008 Klarälvdalens Datakonsult AB
Kleopatra is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Kleopatra is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
In addition, as a special exception, the copyright holders give
permission to link the code of this program with any edition of
the Qt library by Trolltech AS, Norway (or with modified versions
of Qt that use the same license as Qt), and distribute linked
combinations including the two. You must obey the GNU General
Public License in all respects for all of the code used other than
Qt. If you modify this file, you may extend this exception to
your version of the file, but you are not obligated to do so. If
you do not wish to do so, delete this exception statement from
your version.
*/
#include <config-kleopatra.h>
#include "expirydialog.h"
#include "ui_expirydialog.h"
#include <QDate>
#include <KDebug>
#include <cassert>
using namespace Kleo;
using namespace Kleo::Dialogs;
enum Period {
Days,
Weeks,
Months,
Years,
NumPeriods
};
static QDate date_by_amount_and_unit( int inAmount, int inUnit ) {
const QDate current = QDate::currentDate();
switch ( inUnit ) {
case Days: return current.addDays( inAmount ); break;
case Weeks: return current.addDays( 7*inAmount ); break;
case Months: return current.addMonths( inAmount ); break;
case Years: return current.addYears( inAmount ); break;
default:
assert( !"Shouldn't reach here" );
}
return QDate();
}
// these calculations should be precise enough for the forseeable future...
static const double DAYS_IN_GREGORIAN_YEAR = 365.2425;
static int monthsBetween( const QDate & d1, const QDate & d2 ) {
const int days = d1.daysTo( d2 );
return qRound( days / DAYS_IN_GREGORIAN_YEAR * 12 );
}
static int yearsBetween( const QDate & d1, const QDate & d2 ) {
const int days = d1.daysTo( d2 );
return qRound( days / DAYS_IN_GREGORIAN_YEAR );
}
class ExpiryDialog::Private {
friend class ::Kleo::Dialogs::ExpiryDialog;
ExpiryDialog * const q;
public:
explicit Private( ExpiryDialog * qq )
: q( qq ),
inUnit( Days ),
ui( q )
{
connect( ui.inSB, SIGNAL(valueChanged(int)),
q, SLOT(slotInAmountChanged()) );
connect( ui.inCB, SIGNAL(currentIndexChanged(int)),
q, SLOT(slotInUnitChanged()) );
connect( ui.onCW, SIGNAL(selectionChanged()),
q, SLOT(slotOnDateChanged()) );
assert( ui.inCB->currentIndex() == inUnit );
}
private:
void slotInAmountChanged();
void slotInUnitChanged();
void slotOnDateChanged();
private:
QDate inDate() const;
int inAmountByDate( const QDate & date ) const;
private:
int inUnit;
struct UI : public Ui::ExpiryDialog {
explicit UI( Dialogs::ExpiryDialog * qq )
: Ui::ExpiryDialog()
{
setupUi( qq );
assert( inCB->count() == NumPeriods );
onCW->setMinimumDate( QDate::currentDate().addDays( 1 ) );
}
} ui;
};
ExpiryDialog::ExpiryDialog( QWidget * p, Qt::WindowFlags f )
: QDialog( p, f ), d( new Private( this ) )
{
}
ExpiryDialog::~ExpiryDialog() {}
void ExpiryDialog::setDateOfExpiry( const QDate & date ) {
const QDate current = QDate::currentDate();
if ( date.isValid() ) {
d->ui.onRB->setChecked( true );
d->ui.onCW->setSelectedDate( qMax( date, current ) );
} else {
d->ui.neverRB->setChecked( true );
d->ui.onCW->setSelectedDate( current );
d->ui.inSB->setValue( 0 );
}
}
QDate ExpiryDialog::dateOfExpiry() const {
return
d->ui.inRB->isChecked() ? d->inDate() :
d->ui.onRB->isChecked() ? d->ui.onCW->selectedDate() :
QDate() ;
}
void ExpiryDialog::Private::slotInUnitChanged() {
const int oldInAmount = ui.inSB->value();
const QDate targetDate = date_by_amount_and_unit( oldInAmount, inUnit );
inUnit = ui.inCB->currentIndex();
if ( targetDate.isValid() )
ui.inSB->setValue( inAmountByDate( targetDate ) );
else
slotInAmountChanged();
}
void ExpiryDialog::Private::slotInAmountChanged() {
// Only modify onCW when onCW is slave:
if ( ui.inRB->isChecked() )
ui.onCW->setSelectedDate( inDate() );
}
void ExpiryDialog::Private::slotOnDateChanged() {
// Only modify inSB/inCB when onCW is master:
if ( ui.onRB->isChecked() )
ui.inSB->setValue( inAmountByDate( ui.onCW->selectedDate() ) );
}
QDate ExpiryDialog::Private::inDate() const {
return date_by_amount_and_unit( ui.inSB->value(), ui.inCB->currentIndex() );
}
int ExpiryDialog::Private::inAmountByDate( const QDate & selected ) const {
const QDate current = QDate::currentDate();
switch ( ui.inCB->currentIndex() ) {
case Days: return current.daysTo( selected );
case Weeks: return qRound( current.daysTo( selected ) / 7.0 );
case Months: return monthsBetween( current, selected );
case Years: return yearsBetween( current, selected );
};
assert( !"Shouldn't reach here" );
return -1;
}
#include "moc_expirydialog.cpp"

File Metadata

Mime Type
text/x-c++
Expires
Sat, Jan 17, 2:06 AM (3 h, 59 m)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
78/44/d59d237c5f07acd83722c1973079

Event Timeline