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tdepim/korganizer/kdatenavigator.cpp

304 lines
8.5 KiB

/*
This file is part of KOrganizer.
Copyright (c) 2001,2002,2003 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 <tqstring.h>
#include <tqkeycode.h>
#include <tqlayout.h>
#include <tqtimer.h>
#include <tqframe.h>
#include <tqlabel.h>
#include <kdebug.h>
#include <klocale.h>
#include <kglobal.h>
#include <kglobalsettings.h>
#include "koglobals.h"
#include "koprefs.h"
#include "kodaymatrix.h"
#include <kcalendarsystem.h>
#include "navigatorbar.h"
#include "kdatenavigator.h"
KDateNavigator::KDateNavigator( TQWidget *parent, const char *name )
: TQFrame( parent, name ), mBaseDate( 1970, 1, 1 )
{
TQGridLayout* topLayout = new TQGridLayout( this, 8, 8 );
mNavigatorBar = new NavigatorBar( this );
topLayout->addMultiCellWidget( mNavigatorBar, 0, 0, 0, 7 );
connect( mNavigatorBar, TQT_SIGNAL( prevYearClicked() ), TQT_SIGNAL( prevYearClicked() ) );
connect( mNavigatorBar, TQT_SIGNAL( prevMonthClicked() ), TQT_SIGNAL( prevMonthClicked() ) );
connect( mNavigatorBar, TQT_SIGNAL( nextMonthClicked() ), TQT_SIGNAL( nextMonthClicked() ) );
connect( mNavigatorBar, TQT_SIGNAL( nextYearClicked() ), TQT_SIGNAL( nextYearClicked() ) );
connect( mNavigatorBar, TQT_SIGNAL( monthSelected( int ) ), TQT_SIGNAL( monthSelected( int ) ) );
connect( mNavigatorBar, TQT_SIGNAL( yearSelected( int ) ), TQT_SIGNAL( yearSelected( int ) ) );
int i;
TQString generalFont = KGlobalSettings::generalFont().family();
// Set up the heading fields.
for( i = 0; i < 7; i++ ) {
mHeadings[i] = new TQLabel( this );
mHeadings[i]->setFont( TQFont( generalFont, 10, TQFont::Bold ) );
mHeadings[i]->tqsetAlignment( AlignCenter );
topLayout->addWidget( mHeadings[i], 1, i + 1 );
}
// Create the weeknumber labels
for( i = 0; i < 6; i++ ) {
mWeeknos[i] = new TQLabel( this );
mWeeknos[i]->tqsetAlignment( AlignCenter );
mWeeknos[i]->setFont( TQFont( generalFont, 10 ) );
mWeeknos[i]->installEventFilter( this );
topLayout->addWidget( mWeeknos[i], i + 2, 0 );
}
mDayMatrix = new KODayMatrix( this, "KDateNavigator::dayMatrix" );
connect( mDayMatrix, TQT_SIGNAL( selected( const KCal::DateList & ) ),
TQT_SIGNAL( datesSelected( const KCal::DateList & ) ) );
connect( mDayMatrix, TQT_SIGNAL( incidenceDropped( Incidence *, const TQDate & ) ),
TQT_SIGNAL( incidenceDropped( Incidence *, const TQDate & ) ) );
connect( mDayMatrix, TQT_SIGNAL( incidenceDroppedMove( Incidence * , const TQDate & ) ),
TQT_SIGNAL( incidenceDroppedMove( Incidence *, const TQDate & ) ) );
topLayout->addMultiCellWidget( mDayMatrix, 2, 7, 1, 7 );
// read settings from configuration file.
updateConfig();
}
KDateNavigator::~KDateNavigator()
{
}
void KDateNavigator::setCalendar( Calendar *cal )
{
mDayMatrix->setCalendar( cal );
}
void KDateNavigator::setBaseDate( const TQDate &date )
{
if ( date != mBaseDate ) {
mBaseDate = date;
updateDates();
updateView();
// Use the base date to show the monthname and year in the header
KCal::DateList dates;
dates.append( date );
mNavigatorBar->selectDates( dates );
tqrepaint();
mDayMatrix->tqrepaint();
}
}
TQSizePolicy KDateNavigator::sizePolicy () const
{
return TQSizePolicy( TQSizePolicy::MinimumExpanding,
TQSizePolicy::MinimumExpanding );
}
void KDateNavigator::updateToday()
{
mDayMatrix->recalculateToday();
mDayMatrix->tqrepaint();
}
TQDate KDateNavigator::startDate() const
{
// Find the first day of the week of the current month.
TQDate dayone( mBaseDate.year(), mBaseDate.month(), mBaseDate.day() );
int d2 = KOGlobals::self()->calendarSystem()->day( dayone );
//int di = d1 - d2 + 1;
dayone = dayone.addDays( -d2 + 1 );
const KCalendarSystem *calsys = KOGlobals::self()->calendarSystem();
int m_fstDayOfWkCalsys = calsys->dayOfWeek( dayone );
int weekstart = KGlobal::locale()->weekStartDay();
// If month begins on Monday and Monday is first day of week,
// month should begin on second line. Sunday doesn't have this problem.
int nextLine = m_fstDayOfWkCalsys <= weekstart ? 7 : 0;
// update the matrix dates
int index = weekstart - m_fstDayOfWkCalsys - nextLine;
dayone = dayone.addDays( index );
return dayone;
}
TQDate KDateNavigator::endDate() const
{
return startDate().addDays( 6*7 );
}
void KDateNavigator::updateDates()
{
// kdDebug(5850) << "KDateNavigator::updateDates(), this=" << this << endl;
TQDate dayone = startDate();
mDayMatrix->updateView( dayone );
const KCalendarSystem *calsys = KOGlobals::self()->calendarSystem();
// set the week numbers.
for( int i = 0; i < 6; i++ ) {
// Use QDate's weekNumber method to determine the week number!
TQDate dtStart = mDayMatrix->getDate( i * 7 );
TQDate dtEnd = mDayMatrix->getDate( ( i + 1 ) * 7 - 1 );
int weeknumstart = calsys->weekNumber( dtStart );
int weeknumend = calsys->weekNumber( dtEnd );
TQString weeknum;
if ( weeknumstart != weeknumend ) {
weeknum = i18n("start/end week number of line in date picker", "%1/%2")
.arg( weeknumstart ).arg( weeknumend );
} else {
weeknum.setNum( weeknumstart );
}
mWeeknos[i]->setText( weeknum );
}
// each updateDates is followed by an updateView -> tqrepaint is issued there !
// mDayMatrix->tqrepaint();
}
void KDateNavigator::updateDayMatrix()
{
mDayMatrix->updateView();
mDayMatrix->tqrepaint();
}
void KDateNavigator::setUpdateNeeded()
{
mDayMatrix->setUpdateNeeded();
}
TQDate KDateNavigator::month() const
{
TQDate firstCell = startDate();
const KCalendarSystem *calSys = KOGlobals::self()->calendarSystem();
if ( calSys->day( firstCell ) == 1 ) {
return firstCell;
} else {
calSys->setYMD( firstCell, calSys->year( firstCell ), calSys->month( firstCell ), 1 );
return calSys->addMonths( firstCell, 1 );
}
}
void KDateNavigator::updateView()
{
// kdDebug(5850) << "KDateNavigator::updateView(), view " << this << endl;
updateDayMatrix();
tqrepaint();
}
void KDateNavigator::updateConfig()
{
int day;
int weekstart = KGlobal::locale()->weekStartDay();
for( int i = 0; i < 7; i++ ) {
day = weekstart + i <= 7 ? weekstart + i : ( weekstart + i ) % 7;
TQString dayName = KOGlobals::self()->calendarSystem()->weekDayName( day,
true );
if ( KOPrefs::instance()->mCompactDialogs ) dayName = dayName.left( 1 );
mHeadings[i]->setText( dayName );
}
// FIXME: Use actual config setting here
// setShowWeekNums( true );
}
void KDateNavigator::setShowWeekNums( bool enabled )
{
for( int i = 0; i < 6; i++ ) {
if ( enabled ) {
mWeeknos[i]->show();
} else {
mWeeknos[i]->hide();
}
}
}
void KDateNavigator::selectDates( const DateList &dateList )
{
if ( dateList.count() > 0 ) {
mSelectedDates = dateList;
updateDates();
mDayMatrix->setSelectedDaysFrom( *( dateList.begin() ),
*( --dateList.end() ) );
updateView();
}
}
void KDateNavigator::wheelEvent( TQWheelEvent *e )
{
if ( e->delta() > 0 ) {
emit goPrevious();
} else {
emit goNext();
}
e->accept();
}
bool KDateNavigator::eventFilter( TQObject *o, TQEvent *e )
{
if ( e->type() == TQEvent::MouseButtonPress ) {
int i;
for( i = 0; i < 6; ++i ) {
if ( o == mWeeknos[ i ] ) {
TQDate weekstart = mDayMatrix->getDate( i * 7 );
emit weekClicked( weekstart );
break;
}
}
return true;
} else {
return false;
}
}
#include "kdatenavigator.moc"