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tdepim/korganizer/datenavigator.cpp

266 lines
6.6 KiB

/*
This file is part of KOrganizer.
Copyright (c) 2002 Cornelius Schumacher <schumacher@kde.org>
Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
This program 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.
This program 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.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
#include "datenavigator.h"
#include "koglobals.h"
#include <kcalendarsystem.h>
#include <kdebug.h>
#include <kglobal.h>
#include <klocale.h>
using namespace KCal;
DateNavigator::DateNavigator( TQObject *parent, const char *name )
: TQObject( parent, name )
{
mSelectedDates.append( TQDate::currentDate() );
}
DateNavigator::~DateNavigator()
{
}
DateList DateNavigator::selectedDates()
{
return mSelectedDates;
}
int DateNavigator::datesCount() const
{
return mSelectedDates.count();
}
void DateNavigator::selectDates( const DateList& dateList )
{
if (dateList.count() > 0) {
mSelectedDates = dateList;
emitSelected();
}
}
void DateNavigator::selectDate( const TQDate &date )
{
TQDate d = date;
if ( !d.isValid() ) {
kdDebug(5850) << "DateNavigator::selectDates(TQDate): an invalid date was passed as a parameter!" << endl;
d = TQDate::currentDate();
}
mSelectedDates.clear();
mSelectedDates.append( d );
emitSelected();
}
void DateNavigator::selectDates( int count )
{
selectDates( mSelectedDates.first(), count );
}
void DateNavigator::selectDates( const TQDate &d, int count )
{
DateList dates;
int i;
for( i = 0; i < count; ++i ) {
dates.append( d.addDays( i ) );
}
mSelectedDates = dates;
emitSelected();
}
void DateNavigator::selectWeekByDay( int weekDay, const TQDate &d )
{
int dateCount = mSelectedDates.count();
bool weekStart = ( weekDay == KGlobal::locale()->weekStartDay() );
if ( weekStart && dateCount == 7 ) selectWeek( d );
else selectDates( d, dateCount );
}
void DateNavigator::selectWeek()
{
selectWeek( mSelectedDates.first() );
}
void DateNavigator::selectWeek( const TQDate &d )
{
int dayOfWeek = KOGlobals::self()->calendarSystem()->dayOfWeek( d );
int weekStart = KGlobal::locale()->weekStartDay();
TQDate firstDate = d.addDays( weekStart - dayOfWeek );
if ( weekStart != 1 && dayOfWeek < weekStart ) {
firstDate = firstDate.addDays( -7 );
}
selectDates( firstDate, 7 );
}
void DateNavigator::selectWorkWeek()
{
selectWorkWeek( mSelectedDates.first() );
}
void DateNavigator::selectWorkWeek( const TQDate &d )
{
int weekStart = KGlobal::locale()->weekStartDay();
int dayOfWeek = KOGlobals::self()->calendarSystem()->dayOfWeek( d );
TQDate currentDate = d.addDays( weekStart - dayOfWeek );
if ( weekStart != 1 && dayOfWeek < weekStart ) {
currentDate = currentDate.addDays( -7 );
}
mSelectedDates.clear();
int mask = KOGlobals::self()->getWorkWeekMask();
for ( int i = 0; i < 7; ++i ) {
if( (1<< ((i + weekStart + 6) % 7)) & (mask) ) {
mSelectedDates.append(currentDate.addDays(i));
}
}
emitSelected();
}
void DateNavigator::selectToday()
{
TQDate d = TQDate::currentDate();
int dateCount = mSelectedDates.count();
if ( dateCount == 7 ) selectWeek( d );
else selectDates( d, dateCount );
}
void DateNavigator::selectPreviousYear()
{
TQDate firstSelected = mSelectedDates.first();
int weekDay = firstSelected.dayOfWeek();
firstSelected = KOGlobals::self()->calendarSystem()->addYears( firstSelected, -1 );
selectWeekByDay( weekDay, firstSelected );
}
void DateNavigator::selectPreviousMonth()
{
TQDate firstSelected = mSelectedDates.first();
int weekDay = firstSelected.dayOfWeek();
firstSelected = KOGlobals::self()->calendarSystem()->addMonths( firstSelected, -1 );
selectWeekByDay( weekDay, firstSelected );
}
void DateNavigator::selectPreviousWeek()
{
TQDate firstSelected = mSelectedDates.first();
int weekDay = firstSelected.dayOfWeek();
firstSelected = KOGlobals::self()->calendarSystem()->addDays( firstSelected, -7 );
selectWeekByDay( weekDay, firstSelected );
}
void DateNavigator::selectNextWeek()
{
TQDate firstSelected = mSelectedDates.first();
int weekDay = firstSelected.dayOfWeek();
firstSelected = KOGlobals::self()->calendarSystem()->addDays( firstSelected, 7 );
selectWeekByDay( weekDay, firstSelected );
}
void DateNavigator::selectNextMonth()
{
TQDate firstSelected = mSelectedDates.first();
int weekDay = firstSelected.dayOfWeek();
firstSelected = KOGlobals::self()->calendarSystem()->addMonths( firstSelected, 1 );
selectWeekByDay( weekDay, firstSelected );
}
void DateNavigator::selectNextYear()
{
TQDate firstSelected = mSelectedDates.first();
int weekDay = firstSelected.dayOfWeek();
firstSelected = KOGlobals::self()->calendarSystem()->addYears( firstSelected, 1 );
selectWeekByDay( weekDay, firstSelected );
}
void DateNavigator::selectPrevious()
{
int offset = -7;
if ( datesCount() == 1 ) {
offset = -1;
}
selectDates( mSelectedDates.first().addDays( offset ), datesCount() );
}
void DateNavigator::selectNext()
{
int offset = 7;
if ( datesCount() == 1 ) {
offset = 1;
}
selectDates( mSelectedDates.first().addDays( offset ), datesCount() );
}
void DateNavigator::selectMonth(int month)
{
TQDate firstSelected = mSelectedDates.first();
int weekDay = firstSelected.dayOfWeek();
const KCalendarSystem *calSys = KOGlobals::self()->calendarSystem();
int day = calSys->day( firstSelected );
calSys->setYMD( firstSelected, calSys->year(firstSelected), month, 1 );
int days = calSys->daysInMonth( firstSelected );
// As day we use either the selected date, or if the month has less days
// than that, we use the max day of that month
if ( day > days ) day = days;
calSys->setYMD( firstSelected, calSys->year( firstSelected ), month, day );
selectWeekByDay( weekDay, firstSelected );
}
void DateNavigator::emitSelected()
{
emit datesSelected( mSelectedDates );
}
#include "datenavigator.moc"