korganizer

koagendaview.cpp

00001 /*
00002     This file is part of KOrganizer.
00003     Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
00004     Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
00005 
00006     This program is free software; you can redistribute it and/or modify
00007     it under the terms of the GNU General Public License as published by
00008     the Free Software Foundation; either version 2 of the License, or
00009     (at your option) any later version.
00010 
00011     This program is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00014     GNU General Public License for more details.
00015 
00016     You should have received a copy of the GNU General Public License
00017     along with this program; if not, write to the Free Software
00018     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00019 
00020     As a special exception, permission is given to link this program
00021     with any edition of Qt, and distribute the resulting executable,
00022     without including the source code for Qt in the source distribution.
00023 */
00024 
00025 #include <qhbox.h>
00026 #include <qvbox.h>
00027 #include <qlabel.h>
00028 #include <qframe.h>
00029 #include <qlayout.h>
00030 #ifndef KORG_NOSPLITTER
00031 #include <qsplitter.h>
00032 #endif
00033 #include <qfont.h>
00034 #include <qfontmetrics.h>
00035 #include <qpopupmenu.h>
00036 #include <qtooltip.h>
00037 #include <qpainter.h>
00038 #include <qpushbutton.h>
00039 #include <qcursor.h>
00040 #include <qbitarray.h>
00041 
00042 #include <kapplication.h>
00043 #include <kdebug.h>
00044 #include <kstandarddirs.h>
00045 #include <kiconloader.h>
00046 #include <klocale.h>
00047 #include <kconfig.h>
00048 #include <kglobal.h>
00049 #include <kglobalsettings.h>
00050 #include <kholidays.h>
00051 
00052 #include <libkcal/calendar.h>
00053 #include <libkcal/icaldrag.h>
00054 #include <libkcal/dndfactory.h>
00055 #include <libkcal/calfilter.h>
00056 
00057 #include <kcalendarsystem.h>
00058 
00059 #include "koglobals.h"
00060 #ifndef KORG_NOPLUGINS
00061 #include "kocore.h"
00062 #endif
00063 #include "koprefs.h"
00064 #include "koagenda.h"
00065 #include "koagendaitem.h"
00066 #include "timelabels.h"
00067 
00068 #include "koincidencetooltip.h"
00069 #include "kogroupware.h"
00070 #include "kodialogmanager.h"
00071 #include "koeventpopupmenu.h"
00072 
00073 #include "koagendaview.h"
00074 #include "koagendaview.moc"
00075 
00076 using namespace KOrg;
00077 
00078 
00079 EventIndicator::EventIndicator(Location loc,QWidget *parent,const char *name)
00080   : QFrame(parent,name)
00081 {
00082   mColumns = 1;
00083   mEnabled.resize( mColumns );
00084   mLocation = loc;
00085 
00086   if (mLocation == Top) mPixmap = KOGlobals::self()->smallIcon("upindicator");
00087   else mPixmap = KOGlobals::self()->smallIcon("downindicator");
00088 
00089   setMinimumHeight(mPixmap.height());
00090 }
00091 
00092 EventIndicator::~EventIndicator()
00093 {
00094 }
00095 
00096 void EventIndicator::drawContents(QPainter *p)
00097 {
00098 //  kdDebug(5850) << "======== top: " << contentsRect().top() << "  bottom "
00099 //         << contentsRect().bottom() << "  left " << contentsRect().left()
00100 //         << "  right " << contentsRect().right() << endl;
00101 
00102   int i;
00103   for(i=0;i<mColumns;++i) {
00104     if (mEnabled[i]) {
00105       int cellWidth = contentsRect().right()/mColumns;
00106       int xOffset = KOGlobals::self()->reverseLayout() ?
00107                (mColumns - 1 - i)*cellWidth + cellWidth/2 -mPixmap.width()/2 :
00108                i*cellWidth + cellWidth/2 -mPixmap.width()/2;
00109       p->drawPixmap(QPoint(xOffset,0),mPixmap);
00110     }
00111   }
00112 }
00113 
00114 void EventIndicator::changeColumns(int columns)
00115 {
00116   mColumns = columns;
00117   mEnabled.resize(mColumns);
00118 
00119   update();
00120 }
00121 
00122 void EventIndicator::enableColumn(int column, bool enable)
00123 {
00124   mEnabled[column] = enable;
00125 }
00126 
00127 
00128 #include <libkcal/incidence.h>
00129 
00133 
00134 
00135 KOAlternateLabel::KOAlternateLabel(const QString &shortlabel, const QString &longlabel,
00136     const QString &extensivelabel, QWidget *parent, const char *name )
00137   : QLabel(parent, name), mTextTypeFixed(false), mShortText(shortlabel),
00138     mLongText(longlabel), mExtensiveText(extensivelabel)
00139 {
00140   setSizePolicy(QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ));
00141   if (mExtensiveText.isEmpty()) mExtensiveText = mLongText;
00142   squeezeTextToLabel();
00143 }
00144 
00145 KOAlternateLabel::~KOAlternateLabel()
00146 {
00147 }
00148 
00149 void KOAlternateLabel::useShortText()
00150 {
00151   mTextTypeFixed = true;
00152   QLabel::setText( mShortText );
00153   QToolTip::remove( this );
00154   QToolTip::add( this, mExtensiveText );
00155 }
00156 
00157 void KOAlternateLabel::useLongText()
00158 {
00159   mTextTypeFixed = true;
00160   QLabel::setText( mLongText );
00161   QToolTip::remove( this );
00162   QToolTip::add( this, mExtensiveText );
00163 }
00164 
00165 void KOAlternateLabel::useExtensiveText()
00166 {
00167   mTextTypeFixed = true;
00168   QLabel::setText( mExtensiveText );
00169   QToolTip::remove( this );
00170   QToolTip::hide();
00171 }
00172 
00173 void KOAlternateLabel::useDefaultText()
00174 {
00175   mTextTypeFixed = false;
00176   squeezeTextToLabel();
00177 }
00178 
00179 void KOAlternateLabel::squeezeTextToLabel()
00180 {
00181   if (mTextTypeFixed) return;
00182 
00183   QFontMetrics fm(fontMetrics());
00184   int labelWidth = size().width();
00185   int textWidth = fm.width(mLongText);
00186   int longTextWidth = fm.width(mExtensiveText);
00187   if (longTextWidth <= labelWidth) {
00188     QLabel::setText( mExtensiveText );
00189     QToolTip::remove( this );
00190     QToolTip::hide();
00191   } else if (textWidth <= labelWidth) {
00192     QLabel::setText( mLongText );
00193     QToolTip::remove( this );
00194     QToolTip::add( this, mExtensiveText );
00195   } else {
00196     QLabel::setText( mShortText );
00197     QToolTip::remove( this );
00198     QToolTip::add( this, mExtensiveText );
00199   }
00200 }
00201 
00202 void KOAlternateLabel::resizeEvent( QResizeEvent * )
00203 {
00204   squeezeTextToLabel();
00205 }
00206 
00207 QSize KOAlternateLabel::minimumSizeHint() const
00208 {
00209   QSize sh = QLabel::minimumSizeHint();
00210   sh.setWidth(-1);
00211   return sh;
00212 }
00213 
00214 void KOAlternateLabel::setText( const QString &text ) {
00215   mLongText = text;
00216   squeezeTextToLabel();
00217 }
00218 
00219 
00223 
00224 KOAgendaView::KOAgendaView(Calendar *cal,QWidget *parent,const char *name, bool isSideBySide ) :
00225   KOrg::AgendaView (cal,parent,name), mExpandButton( 0 ), mAllowAgendaUpdate( true ),
00226   mUpdateItem( 0 ),
00227   mResource( 0 ),
00228   mIsSideBySide( isSideBySide ),
00229   mPendingChanges( true )
00230 {
00231   mSelectedDates.append(QDate::currentDate());
00232 
00233   mLayoutDayLabels = 0;
00234   mDayLabelsFrame = 0;
00235   mDayLabels = 0;
00236 
00237   bool isRTL = KOGlobals::self()->reverseLayout();
00238 
00239   if ( KOPrefs::instance()->compactDialogs() ) {
00240     if ( KOPrefs::instance()->mVerticalScreen ) {
00241       mExpandedPixmap = KOGlobals::self()->smallIcon( "1downarrow" );
00242       mNotExpandedPixmap = KOGlobals::self()->smallIcon( "1uparrow" );
00243     } else {
00244       mExpandedPixmap = KOGlobals::self()->smallIcon( isRTL ? "1leftarrow" : "1rightarrow" );
00245       mNotExpandedPixmap = KOGlobals::self()->smallIcon( isRTL ? "1rightarrow" : "1leftarrow" );
00246     }
00247   }
00248 
00249   QBoxLayout *topLayout = new QVBoxLayout(this);
00250 
00251   // Create day name labels for agenda columns
00252   mDayLabelsFrame = new QHBox(this);
00253   topLayout->addWidget(mDayLabelsFrame);
00254 
00255   // Create agenda splitter
00256 #ifndef KORG_NOSPLITTER
00257   mSplitterAgenda = new QSplitter(Vertical,this);
00258   topLayout->addWidget(mSplitterAgenda);
00259 
00260 #if KDE_IS_VERSION( 3, 1, 93 )
00261   mSplitterAgenda->setOpaqueResize( KGlobalSettings::opaqueResize() );
00262 #else
00263   mSplitterAgenda->setOpaqueResize();
00264 #endif
00265 
00266   mAllDayFrame = new QHBox(mSplitterAgenda);
00267 
00268   QWidget *agendaFrame = new QWidget(mSplitterAgenda);
00269 #else
00270   QVBox *mainBox = new QVBox( this );
00271   topLayout->addWidget( mainBox );
00272 
00273   mAllDayFrame = new QHBox(mainBox);
00274 
00275   QWidget *agendaFrame = new QWidget(mainBox);
00276 #endif
00277 
00278   // Create all-day agenda widget
00279   mDummyAllDayLeft = new QVBox( mAllDayFrame );
00280   if ( isSideBySide )
00281     mDummyAllDayLeft->hide();
00282 
00283   if ( KOPrefs::instance()->compactDialogs() ) {
00284     mExpandButton = new QPushButton(mDummyAllDayLeft);
00285     mExpandButton->setPixmap( mNotExpandedPixmap );
00286     mExpandButton->setSizePolicy( QSizePolicy( QSizePolicy::Fixed,
00287                                   QSizePolicy::Fixed ) );
00288     connect( mExpandButton, SIGNAL( clicked() ), SIGNAL( toggleExpand() ) );
00289   } else {
00290     QLabel *label = new QLabel( i18n("All Day"), mDummyAllDayLeft );
00291     label->setAlignment( Qt::AlignRight | Qt::AlignVCenter | Qt::WordBreak );
00292   }
00293 
00294   mAllDayAgenda = new KOAgenda(1,mAllDayFrame);
00295   QWidget *dummyAllDayRight = new QWidget(mAllDayFrame);
00296 
00297   // Create agenda frame
00298   QGridLayout *agendaLayout = new QGridLayout(agendaFrame,3,3);
00299 //  QHBox *agendaFrame = new QHBox(splitterAgenda);
00300 
00301   // create event indicator bars
00302   mEventIndicatorTop = new EventIndicator(EventIndicator::Top,agendaFrame);
00303   agendaLayout->addWidget(mEventIndicatorTop,0,1);
00304   mEventIndicatorBottom = new EventIndicator(EventIndicator::Bottom,
00305                                              agendaFrame);
00306   agendaLayout->addWidget(mEventIndicatorBottom,2,1);
00307   QWidget *dummyAgendaRight = new QWidget(agendaFrame);
00308   agendaLayout->addWidget(dummyAgendaRight,0,2);
00309 
00310   // Create time labels
00311   mTimeLabels = new TimeLabels(24,agendaFrame);
00312   agendaLayout->addWidget(mTimeLabels,1,0);
00313 
00314   // Create agenda
00315   mAgenda = new KOAgenda(1,96,KOPrefs::instance()->mHourSize,agendaFrame);
00316   agendaLayout->addMultiCellWidget(mAgenda,1,1,1,2);
00317   agendaLayout->setColStretch(1,1);
00318 
00319   // Create event context menu for agenda
00320   mAgendaPopup = eventPopup();
00321 
00322   // Create event context menu for all day agenda
00323   mAllDayAgendaPopup = eventPopup();
00324 
00325   // make connections between dependent widgets
00326   mTimeLabels->setAgenda(mAgenda);
00327   if ( isSideBySide )
00328     mTimeLabels->hide();
00329 
00330   // Update widgets to reflect user preferences
00331 //  updateConfig();
00332 
00333   createDayLabels();
00334 
00335   if ( !isSideBySide ) {
00336     // these blank widgets make the All Day Event box line up with the agenda
00337     dummyAllDayRight->setFixedWidth(mAgenda->verticalScrollBar()->width());
00338     dummyAgendaRight->setFixedWidth(mAgenda->verticalScrollBar()->width());
00339   }
00340 
00341   updateTimeBarWidth();
00342 
00343   // Scrolling
00344   connect(mAgenda->verticalScrollBar(),SIGNAL(valueChanged(int)),
00345           mTimeLabels, SLOT(positionChanged()));
00346 
00347   connect( mAgenda,
00348     SIGNAL( zoomView( const int, const QPoint & ,const Qt::Orientation ) ),
00349     SLOT( zoomView( const int, const QPoint &, const Qt::Orientation ) ) );
00350 
00351   connect(mTimeLabels->verticalScrollBar(),SIGNAL(valueChanged(int)),
00352           SLOT(setContentsPos(int)));
00353 
00354   // Create Events, depends on type of agenda
00355   connect( mAgenda, SIGNAL(newTimeSpanSignal(const QPoint &, const QPoint &)),
00356                     SLOT(newTimeSpanSelected(const QPoint &, const QPoint &)));
00357   connect( mAllDayAgenda, SIGNAL(newTimeSpanSignal(const QPoint &, const QPoint &)),
00358                           SLOT(newTimeSpanSelectedAllDay(const QPoint &, const QPoint &)));
00359 
00360   // event indicator update
00361   connect( mAgenda, SIGNAL(lowerYChanged(int)),
00362                     SLOT(updateEventIndicatorTop(int)));
00363   connect( mAgenda, SIGNAL(upperYChanged(int)),
00364                     SLOT(updateEventIndicatorBottom(int)));
00365 
00366   connectAgenda( mAgenda, mAgendaPopup, mAllDayAgenda );
00367   connectAgenda( mAllDayAgenda, mAllDayAgendaPopup, mAgenda);
00368 
00369   if ( cal ) {
00370     cal->registerObserver( this );
00371   }
00372 }
00373 
00374 
00375 KOAgendaView::~KOAgendaView()
00376 {
00377   if ( calendar() )
00378     calendar()->unregisterObserver( this );
00379   delete mAgendaPopup;
00380   delete mAllDayAgendaPopup;
00381 }
00382 
00383 void KOAgendaView::connectAgenda( KOAgenda *agenda, QPopupMenu *popup,
00384                                   KOAgenda *otherAgenda )
00385 {
00386   connect( agenda, SIGNAL( showIncidencePopupSignal( Incidence *, const QDate & ) ),
00387            popup, SLOT( showIncidencePopup( Incidence *, const QDate & ) ) );
00388 
00389   connect( agenda, SIGNAL( showNewEventPopupSignal() ),
00390            SLOT( showNewEventPopup() ) );
00391 
00392   agenda->setCalendar( calendar() );
00393 
00394   // Create/Show/Edit/Delete Event
00395   connect( agenda, SIGNAL( newEventSignal() ), SIGNAL( newEventSignal() ) );
00396 
00397   connect( agenda, SIGNAL( newStartSelectSignal() ),
00398            otherAgenda, SLOT( clearSelection() ) );
00399   connect( agenda, SIGNAL( newStartSelectSignal() ),
00400            SIGNAL( timeSpanSelectionChanged()) );
00401 
00402   connect( agenda, SIGNAL( editIncidenceSignal( Incidence * ) ),
00403                    SIGNAL( editIncidenceSignal( Incidence * ) ) );
00404   connect( agenda, SIGNAL( showIncidenceSignal( Incidence * ) ),
00405                    SIGNAL( showIncidenceSignal( Incidence * ) ) );
00406   connect( agenda, SIGNAL( deleteIncidenceSignal( Incidence * ) ),
00407                    SIGNAL( deleteIncidenceSignal( Incidence * ) ) );
00408 
00409   connect( agenda, SIGNAL( startMultiModify( const QString & ) ),
00410                    SIGNAL( startMultiModify( const QString & ) ) );
00411   connect( agenda, SIGNAL( endMultiModify() ),
00412                    SIGNAL( endMultiModify() ) );
00413 
00414   connect( agenda, SIGNAL( itemModified( KOAgendaItem * ) ),
00415                    SLOT( updateEventDates( KOAgendaItem * ) ) );
00416   connect( agenda, SIGNAL( enableAgendaUpdate( bool ) ),
00417                    SLOT( enableAgendaUpdate( bool ) ) );
00418 
00419   // drag signals
00420   connect( agenda, SIGNAL( startDragSignal( Incidence * ) ),
00421            SLOT( startDrag( Incidence * ) ) );
00422 
00423   // synchronize selections
00424   connect( agenda, SIGNAL( incidenceSelected( Incidence * ) ),
00425            otherAgenda, SLOT( deselectItem() ) );
00426   connect( agenda, SIGNAL( incidenceSelected( Incidence * ) ),
00427            SIGNAL( incidenceSelected( Incidence * ) ) );
00428 
00429   // rescheduling of todos by d'n'd
00430   connect( agenda, SIGNAL( droppedToDo( Todo *, const QPoint &, bool ) ),
00431            SLOT( slotTodoDropped( Todo *, const QPoint &, bool ) ) );
00432 
00433 }
00434 
00435 void KOAgendaView::zoomInVertically( )
00436 {
00437   if ( !mIsSideBySide )
00438     KOPrefs::instance()->mHourSize++;
00439   mAgenda->updateConfig();
00440   mAgenda->checkScrollBoundaries();
00441 
00442   mTimeLabels->updateConfig();
00443   mTimeLabels->positionChanged();
00444   mTimeLabels->repaint();
00445 
00446   updateView();
00447 }
00448 
00449 void KOAgendaView::zoomOutVertically( )
00450 {
00451 
00452   if ( KOPrefs::instance()->mHourSize > 4 || mIsSideBySide ) {
00453 
00454     if ( !mIsSideBySide )
00455       KOPrefs::instance()->mHourSize--;
00456     mAgenda->updateConfig();
00457     mAgenda->checkScrollBoundaries();
00458 
00459     mTimeLabels->updateConfig();
00460     mTimeLabels->positionChanged();
00461     mTimeLabels->repaint();
00462 
00463     updateView();
00464   }
00465 }
00466 
00467 void KOAgendaView::zoomInHorizontally( const QDate &date)
00468 {
00469   QDate begin;
00470   QDate newBegin;
00471   QDate dateToZoom = date;
00472   int ndays,count;
00473 
00474   begin = mSelectedDates.first();
00475   ndays = begin.daysTo( mSelectedDates.last() );
00476 
00477   // zoom with Action and are there a selected Incidence?, Yes, I zoom in to it.
00478   if ( ! dateToZoom.isValid () )
00479     dateToZoom=mAgenda->selectedIncidenceDate();
00480 
00481   if( !dateToZoom.isValid() ) {
00482     if ( ndays > 1 ) {
00483       newBegin=begin.addDays(1);
00484       count = ndays-1;
00485       emit zoomViewHorizontally ( newBegin , count );
00486     }
00487   } else {
00488     if ( ndays <= 2 ) {
00489       newBegin = dateToZoom;
00490       count = 1;
00491     } else  {
00492       newBegin = dateToZoom.addDays( -ndays/2 +1  );
00493       count = ndays -1 ;
00494     }
00495     emit zoomViewHorizontally ( newBegin , count );
00496   }
00497 }
00498 
00499 void KOAgendaView::zoomOutHorizontally( const QDate &date )
00500 {
00501   QDate begin;
00502   QDate newBegin;
00503   QDate dateToZoom = date;
00504   int ndays,count;
00505 
00506   begin = mSelectedDates.first();
00507   ndays = begin.daysTo( mSelectedDates.last() );
00508 
00509   // zoom with Action and are there a selected Incidence?, Yes, I zoom out to it.
00510   if ( ! dateToZoom.isValid () )
00511     dateToZoom=mAgenda->selectedIncidenceDate();
00512 
00513   if ( !dateToZoom.isValid() ) {
00514     newBegin = begin.addDays(-1);
00515     count = ndays+3 ;
00516   } else {
00517     newBegin = dateToZoom.addDays( -ndays/2-1 );
00518     count = ndays+3;
00519   }
00520 
00521   if ( abs( count ) >= 31 )
00522     kdDebug(5850) << "change to the mounth view?"<<endl;
00523   else
00524     //We want to center the date
00525     emit zoomViewHorizontally( newBegin, count );
00526 }
00527 
00528 void KOAgendaView::zoomView( const int delta, const QPoint &pos,
00529   const Qt::Orientation orient )
00530 {
00531   static QDate zoomDate;
00532   static QTimer *t = new QTimer( this );
00533 
00534 
00535   //Zoom to the selected incidence, on the other way
00536   // zoom to the date on screen after the first mousewheel move.
00537   if ( orient == Qt::Horizontal ) {
00538     QDate date=mAgenda->selectedIncidenceDate();
00539     if ( date.isValid() )
00540       zoomDate=date;
00541     else{
00542       if ( !t->isActive() ) {
00543         zoomDate= mSelectedDates[pos.x()];
00544       }
00545       t->start ( 1000,true );
00546     }
00547     if ( delta > 0 )
00548       zoomOutHorizontally( zoomDate );
00549     else
00550       zoomInHorizontally( zoomDate );
00551   } else {
00552     // Vertical zoom
00553     QPoint posConstentsOld = mAgenda->gridToContents(pos);
00554     if ( delta > 0 ) {
00555       zoomOutVertically();
00556     } else {
00557       zoomInVertically();
00558     }
00559     QPoint posConstentsNew = mAgenda->gridToContents(pos);
00560     mAgenda->scrollBy( 0, posConstentsNew.y() - posConstentsOld.y() );
00561   }
00562 }
00563 
00564 void KOAgendaView::createDayLabels()
00565 {
00566 //  kdDebug(5850) << "KOAgendaView::createDayLabels()" << endl;
00567 
00568   // ### Before deleting and recreating we could check if mSelectedDates changed...
00569   // It would remove some flickering and gain speed (since this is called by
00570   // each updateView() call)
00571   delete mDayLabels;
00572 
00573   mDayLabels = new QFrame (mDayLabelsFrame);
00574   mLayoutDayLabels = new QHBoxLayout(mDayLabels);
00575   if ( !mIsSideBySide )
00576     mLayoutDayLabels->addSpacing(mTimeLabels->width());
00577 
00578   const KCalendarSystem*calsys=KOGlobals::self()->calendarSystem();
00579 
00580   DateList::ConstIterator dit;
00581   for( dit = mSelectedDates.begin(); dit != mSelectedDates.end(); ++dit ) {
00582     QDate date = *dit;
00583     QBoxLayout *dayLayout = new QVBoxLayout(mLayoutDayLabels);
00584     mLayoutDayLabels->setStretchFactor(dayLayout, 1);
00585 //    dayLayout->setMinimumWidth(1);
00586 
00587     int dW = calsys->dayOfWeek(date);
00588     QString veryLongStr = KGlobal::locale()->formatDate( date );
00589     QString longstr = i18n( "short_weekday date (e.g. Mon 13)","%1 %2" )
00590         .arg( calsys->weekDayName( dW, true ) )
00591         .arg( calsys->day(date) );
00592     QString shortstr = QString::number(calsys->day(date));
00593 
00594     KOAlternateLabel *dayLabel = new KOAlternateLabel(shortstr,
00595       longstr, veryLongStr, mDayLabels);
00596     dayLabel->setMinimumWidth(1);
00597     dayLabel->setAlignment(QLabel::AlignHCenter);
00598     if (date == QDate::currentDate()) {
00599       QFont font = dayLabel->font();
00600       font.setBold(true);
00601       dayLabel->setFont(font);
00602     }
00603     dayLayout->addWidget(dayLabel);
00604 
00605     // if a holiday region is selected, show the holiday name
00606     QStringList texts = KOGlobals::self()->holiday( date );
00607     QStringList::ConstIterator textit = texts.begin();
00608     for ( ; textit != texts.end(); ++textit ) {
00609       // use a KOAlternateLabel so when the text doesn't fit any more a tooltip is used
00610       KOAlternateLabel*label = new KOAlternateLabel( (*textit), (*textit), QString::null, mDayLabels );
00611       label->setMinimumWidth(1);
00612       label->setAlignment(AlignCenter);
00613       dayLayout->addWidget(label);
00614     }
00615 
00616 #ifndef KORG_NOPLUGINS
00617     CalendarDecoration::List cds = KOCore::self()->calendarDecorations();
00618     CalendarDecoration *it;
00619     for(it = cds.first(); it; it = cds.next()) {
00620       QString text = it->shortText( date );
00621       if ( !text.isEmpty() ) {
00622         // use a KOAlternateLabel so when the text doesn't fit any more a tooltip is used
00623         KOAlternateLabel*label = new KOAlternateLabel( text, text, QString::null, mDayLabels );
00624         label->setMinimumWidth(1);
00625         label->setAlignment(AlignCenter);
00626         dayLayout->addWidget(label);
00627       }
00628     }
00629 
00630     for(it = cds.first(); it; it = cds.next()) {
00631       QWidget *wid = it->smallWidget(mDayLabels,date);
00632       if ( wid ) {
00633 //      wid->setHeight(20);
00634         dayLayout->addWidget(wid);
00635       }
00636     }
00637 #endif
00638   }
00639 
00640   if ( !mIsSideBySide )
00641     mLayoutDayLabels->addSpacing(mAgenda->verticalScrollBar()->width());
00642   mDayLabels->show();
00643 }
00644 
00645 void KOAgendaView::enableAgendaUpdate( bool enable )
00646 {
00647   mAllowAgendaUpdate = enable;
00648 }
00649 
00650 int KOAgendaView::maxDatesHint()
00651 {
00652   // Not sure about the max number of events, so return 0 for now.
00653   return 0;
00654 }
00655 
00656 int KOAgendaView::currentDateCount()
00657 {
00658   return mSelectedDates.count();
00659 }
00660 
00661 Incidence::List KOAgendaView::selectedIncidences()
00662 {
00663   Incidence::List selected;
00664   Incidence *incidence;
00665 
00666   incidence = mAgenda->selectedIncidence();
00667   if (incidence) selected.append(incidence);
00668 
00669   incidence = mAllDayAgenda->selectedIncidence();
00670   if (incidence) selected.append(incidence);
00671 
00672   return selected;
00673 }
00674 
00675 DateList KOAgendaView::selectedDates()
00676 {
00677   DateList selected;
00678   QDate qd;
00679 
00680   qd = mAgenda->selectedIncidenceDate();
00681   if (qd.isValid()) selected.append(qd);
00682 
00683   qd = mAllDayAgenda->selectedIncidenceDate();
00684   if (qd.isValid()) selected.append(qd);
00685 
00686   return selected;
00687 }
00688 
00689 bool KOAgendaView::eventDurationHint( QDateTime &startDt, QDateTime &endDt,
00690                                       bool &allDay )
00691 {
00692   if ( selectionStart().isValid() ) {
00693     QDateTime start = selectionStart();
00694     QDateTime end = selectionEnd();
00695 
00696     if ( start.secsTo( end ) == 15*60 ) {
00697       // One cell in the agenda view selected, e.g.
00698       // because of a double-click, => Use the default duration
00699       QTime defaultDuration( KOPrefs::instance()->mDefaultDuration.time() );
00700       int addSecs = ( defaultDuration.hour()*3600 ) +
00701                     ( defaultDuration.minute()*60 );
00702       end = start.addSecs( addSecs );
00703     }
00704 
00705     startDt = start;
00706     endDt = end;
00707     allDay = selectedIsAllDay();
00708     return true;
00709   }
00710   return false;
00711 }
00712 
00714 bool KOAgendaView::selectedIsSingleCell()
00715 {
00716   if ( !selectionStart().isValid() || !selectionEnd().isValid() ) return false;
00717 
00718   if (selectedIsAllDay()) {
00719     int days = selectionStart().daysTo(selectionEnd());
00720     return ( days < 1 );
00721   } else {
00722     int secs = selectionStart().secsTo(selectionEnd());
00723     return ( secs <= 24*60*60/mAgenda->rows() );
00724   }
00725 }
00726 
00727 
00728 void KOAgendaView::updateView()
00729 {
00730 //  kdDebug(5850) << "KOAgendaView::updateView()" << endl;
00731   fillAgenda();
00732 }
00733 
00734 
00735 /*
00736   Update configuration settings for the agenda view. This method is not
00737   complete.
00738 */
00739 void KOAgendaView::updateConfig()
00740 {
00741 //  kdDebug(5850) << "KOAgendaView::updateConfig()" << endl;
00742 
00743   // update config for children
00744   mTimeLabels->updateConfig();
00745   mAgenda->updateConfig();
00746   mAllDayAgenda->updateConfig();
00747 
00748   // widget synchronization
00749   // FIXME: find a better way, maybe signal/slot
00750   mTimeLabels->positionChanged();
00751 
00752   // for some reason, this needs to be called explicitly
00753   mTimeLabels->repaint();
00754 
00755   updateTimeBarWidth();
00756 
00757   // ToolTips displaying summary of events
00758   KOAgendaItem::toolTipGroup()->setEnabled(KOPrefs::instance()
00759                                            ->mEnableToolTips);
00760 
00761   setHolidayMasks();
00762 
00763   createDayLabels();
00764 
00765   updateView();
00766 }
00767 
00768 void KOAgendaView::updateTimeBarWidth()
00769 {
00770   int width;
00771 
00772   width = mDummyAllDayLeft->fontMetrics().width( i18n("All Day") );
00773   width = QMAX( width, mTimeLabels->width() );
00774 
00775   mDummyAllDayLeft->setFixedWidth( width );
00776   mTimeLabels->setFixedWidth( width );
00777 }
00778 
00779 
00780 void KOAgendaView::updateEventDates( KOAgendaItem *item )
00781 {
00782   kdDebug(5850) << "KOAgendaView::updateEventDates(): " << item->text() << endl;
00783 
00784   QDateTime startDt,endDt;
00785 
00786   // Start date of this incidence, calculate the offset from it (so recurring and
00787   // non-recurring items can be treated exactly the same, we never need to check
00788   // for doesRecur(), because we only move the start day by the number of days the
00789   // agenda item was really moved. Smart, isn't it?)
00790   QDate thisDate;
00791   if ( item->cellXLeft() < 0 ) {
00792     thisDate = ( mSelectedDates.first() ).addDays( item->cellXLeft() );
00793   } else {
00794     thisDate = mSelectedDates[ item->cellXLeft() ];
00795   }
00796   QDate oldThisDate( item->itemDate() );
00797   int daysOffset = oldThisDate.daysTo( thisDate );
00798   int daysLength = 0;
00799 
00800 //  startDt.setDate( startDate );
00801 
00802   Incidence *incidence = item->incidence();
00803   if ( !incidence ) return;
00804   if ( !mChanger || !mChanger->beginChange(incidence) ) return;
00805   Incidence *oldIncidence = incidence->clone();
00806 
00807   QTime startTime(0,0,0), endTime(0,0,0);
00808   if ( incidence->doesFloat() ) {
00809     daysLength = item->cellWidth() - 1;
00810   } else {
00811     startTime = mAgenda->gyToTime( item->cellYTop() );
00812     if ( item->lastMultiItem() ) {
00813       endTime = mAgenda->gyToTime( item->lastMultiItem()->cellYBottom() + 1 );
00814       daysLength = item->lastMultiItem()->cellXLeft() - item->cellXLeft();
00815     } else {
00816       endTime = mAgenda->gyToTime( item->cellYBottom() + 1 );
00817     }
00818   }
00819 
00820 //  kdDebug(5850) << "KOAgendaView::updateEventDates(): now setting dates" << endl;
00821   // FIXME: use a visitor here
00822   if ( incidence->type() == "Event" ) {
00823     startDt = incidence->dtStart();
00824     startDt = startDt.addDays( daysOffset );
00825     startDt.setTime( startTime );
00826     endDt = startDt.addDays( daysLength );
00827     endDt.setTime( endTime );
00828     Event*ev = static_cast<Event*>(incidence);
00829     if( incidence->dtStart() == startDt && ev->dtEnd() == endDt ) {
00830       // No change
00831       delete oldIncidence;
00832       return;
00833     }
00834     incidence->setDtStart( startDt );
00835     ev->setDtEnd( endDt );
00836   } else if ( incidence->type() == "Todo" ) {
00837     Todo *td = static_cast<Todo*>(incidence);
00838     startDt = td->hasStartDate() ? td->dtStart() : td->dtDue();
00839     startDt = thisDate.addDays( td->dtDue().daysTo( startDt ) );
00840     startDt.setTime( startTime );
00841     endDt.setDate( thisDate );
00842     endDt.setTime( endTime );
00843 
00844     if( td->dtDue() == endDt ) {
00845       // No change
00846       delete oldIncidence;
00847       return;
00848     }
00849   }
00850   // FIXME: Adjusting the recurrence should really go to CalendarView so this
00851   // functionality will also be available in other views!
00852   // TODO_Recurrence: This does not belong here, and I'm not really sure
00853   // how it's supposed to work anyway.
00854   Recurrence *recur = incidence->recurrence();
00855 /*  if ( recur->doesRecur() && daysOffset != 0 ) {
00856     switch ( recur->recurrenceType() ) {
00857       case Recurrence::rYearlyPos: {
00858         int freq = recur->frequency();
00859         int duration = recur->duration();
00860         QDate endDt( recur->endDate() );
00861         bool negative = false;
00862 
00863         QPtrList<Recurrence::rMonthPos> monthPos( recur->yearMonthPositions() );
00864         if ( monthPos.first() ) {
00865           negative = monthPos.first()->negative;
00866         }
00867         QBitArray days( 7 );
00868         int pos = 0;
00869         days.fill( false );
00870         days.setBit( thisDate.dayOfWeek() - 1 );
00871         if ( negative ) {
00872           pos =  - ( thisDate.daysInMonth() - thisDate.day() - 1 ) / 7 - 1;
00873         } else {
00874           pos =  ( thisDate.day()-1 ) / 7 + 1;
00875         }
00876         // Terrible hack: to change the month days, I have to unset the recurrence, and set all days manually again
00877         recur->unsetRecurs();
00878         if ( duration != 0 ) {
00879           recur->setYearly( Recurrence::rYearlyPos, freq, duration );
00880         } else {
00881           recur->setYearly( Recurrence::rYearlyPos, freq, endDt );
00882         }
00883         recur->addYearlyMonthPos( pos, days );
00884         recur->addYearlyNum( thisDate.month() );
00885 
00886         break; }
00887         case Recurrence::rYearlyDay: {
00888           int freq = recur->frequency();
00889           int duration = recur->duration();
00890           QDate endDt( recur->endDate() );
00891         // Terrible hack: to change the month days, I have to unset the recurrence, and set all days manually again
00892           recur->unsetRecurs();
00893           if ( duration == 0 ) { // end by date
00894             recur->setYearly( Recurrence::rYearlyDay, freq, endDt );
00895           } else {
00896             recur->setYearly( Recurrence::rYearlyDay, freq, duration );
00897           }
00898           recur->addYearlyNum( thisDate.dayOfYear() );
00899           break; }
00900           case Recurrence::rYearlyMonth: {
00901             int freq = recur->frequency();
00902             int duration = recur->duration();
00903             QDate endDt( recur->endDate() );
00904         // Terrible hack: to change the month days, I have to unset the recurrence, and set all days manually again
00905             recur->unsetRecurs();
00906             if ( duration != 0 ) {
00907               recur->setYearlyByDate( thisDate.day(), recur->feb29YearlyType(), freq, duration );
00908             } else {
00909               recur->setYearlyByDate( thisDate.day(), recur->feb29YearlyType(), freq, endDt );
00910             }
00911             recur->addYearlyNum( thisDate.month() );
00912             break; }
00913             case Recurrence::rMonthlyPos: {
00914               int freq = recur->frequency();
00915               int duration = recur->duration();
00916               QDate endDt( recur->endDate() );
00917               QPtrList<Recurrence::rMonthPos> monthPos( recur->monthPositions() );
00918               if ( !monthPos.isEmpty() ) {
00919           // FIXME: How shall I adapt the day x of week Y if we move the date across month borders???
00920           // for now, just use the date of the moved item and assume the recurrence only occurs on that day.
00921           // That's fine for korganizer, but might mess up other organizers.
00922                 QBitArray rDays( 7 );
00923                 rDays = monthPos.first()->rDays;
00924                 bool negative = monthPos.first()->negative;
00925                 int newPos;
00926                 rDays.fill( false );
00927                 rDays.setBit( thisDate.dayOfWeek() - 1 );
00928                 if ( negative ) {
00929                   newPos =  - ( thisDate.daysInMonth() - thisDate.day() - 1 ) / 7 - 1;
00930                 } else {
00931                   newPos =  ( thisDate.day()-1 ) / 7 + 1;
00932                 }
00933 
00934           // Terrible hack: to change the month days, I have to unset the recurrence, and set all days manually again
00935                 recur->unsetRecurs();
00936                 if ( duration == 0 ) { // end by date
00937                   recur->setMonthly( Recurrence::rMonthlyPos, freq, endDt );
00938                 } else {
00939                   recur->setMonthly( Recurrence::rMonthlyPos, freq, duration );
00940                 }
00941                 recur->addMonthlyPos( newPos, rDays );
00942               }
00943               break;}
00944               case Recurrence::rMonthlyDay: {
00945                 int freq = recur->frequency();
00946                 int duration = recur->duration();
00947                 QDate endDt( recur->endDate() );
00948                 QPtrList<int> monthDays( recur->monthDays() );
00949         // Terrible hack: to change the month days, I have to unset the recurrence, and set all days manually again
00950                 recur->unsetRecurs();
00951                 if ( duration == 0 ) { // end by date
00952                   recur->setMonthly( Recurrence::rMonthlyDay, freq, endDt );
00953                 } else {
00954                   recur->setMonthly( Recurrence::rMonthlyDay, freq, duration );
00955                 }
00956         // FIXME: How shall I adapt the n-th day if we move the date across month borders???
00957         // for now, just use the date of the moved item and assume the recurrence only occurs on that day.
00958         // That's fine for korganizer, but might mess up other organizers.
00959                 recur->addMonthlyDay( thisDate.day() );
00960 
00961                 break;}
00962                 case Recurrence::rWeekly: {
00963                   QBitArray days(7), oldDays( recur->days() );
00964                   int offset = daysOffset % 7;
00965                   if ( offset<0 ) offset = (offset+7) % 7;
00966         // rotate the days
00967                   for (int d=0; d<7; d++ ) {
00968                     days.setBit( (d+offset) % 7, oldDays.at(d) );
00969                   }
00970                   if ( recur->duration() == 0 ) { // end by date
00971                     recur->setWeekly( recur->frequency(), days, recur->endDate(), recur->weekStart() );
00972                   } else { // duration or no end
00973                     recur->setWeekly( recur->frequency(), days, recur->duration(), recur->weekStart() );
00974                   }
00975                   break;}
00976       // nothing to be done for the following:
00977       case Recurrence::rDaily:
00978       case Recurrence::rHourly:
00979       case Recurrence::rMinutely:
00980       case Recurrence::rNone:
00981       default:
00982         break;
00983     }
00984     if ( recur->duration()==0 ) { // end by date
00985       recur->setEndDate( recur->endDate().addDays( daysOffset ) );
00986     }
00987     KMessageBox::information( this, i18n("A recurring calendar item was moved "
00988                               "to a different day. The recurrence settings "
00989                               "have been updated with that move. Please check "
00990                               "them in the editor."),
00991                               i18n("Recurrence Moved"),
00992                               "RecurrenceMoveInAgendaWarning" );
00993   }*/
00994 
00995   // FIXME: use a visitor here
00996   if ( incidence->type() == "Event" ) {
00997     incidence->setDtStart( startDt );
00998     (static_cast<Event*>( incidence ) )->setDtEnd( endDt );
00999   } else if ( incidence->type() == "Todo" ) {
01000     Todo *td = static_cast<Todo*>( incidence );
01001     if ( td->hasStartDate() )
01002       td->setDtStart( startDt );
01003     td->setDtDue( endDt );
01004   }
01005 
01006   item->setItemDate( startDt.date() );
01007 
01008   KOIncidenceToolTip::remove( item );
01009   KOIncidenceToolTip::add( item, incidence, KOAgendaItem::toolTipGroup() );
01010 
01011   const bool result = mChanger->changeIncidence( oldIncidence, incidence );
01012   mChanger->endChange(incidence);
01013   delete oldIncidence;
01014 
01015   if ( !result ) {
01016     mPendingChanges = true;
01017     QTimer::singleShot( 0, this, SLOT(updateView()) );
01018     return;
01019   }
01020 
01021   // don't update the agenda as the item already has the correct coordinates.
01022   // an update would delete the current item and recreate it, but we are still
01023   // using a pointer to that item! => CRASH
01024   enableAgendaUpdate( false );
01025   // We need to do this in a timer to make sure we are not deleting the item
01026   // we are currently working on, which would lead to crashes
01027   // Only the actually moved agenda item is already at the correct position and mustn't be
01028   // recreated. All others have to!!!
01029   if ( incidence->doesRecur() ) {
01030     mUpdateItem = incidence;
01031     QTimer::singleShot( 0, this, SLOT( doUpdateItem() ) );
01032   }
01033 
01034     enableAgendaUpdate( true );
01035 
01036 //  kdDebug(5850) << "KOAgendaView::updateEventDates() done " << endl;
01037 }
01038 
01039 void KOAgendaView::doUpdateItem()
01040 {
01041   if ( mUpdateItem ) {
01042     changeIncidenceDisplay( mUpdateItem, KOGlobals::INCIDENCEEDITED );
01043     mUpdateItem = 0;
01044   }
01045 }
01046 
01047 
01048 
01049 void KOAgendaView::showDates( const QDate &start, const QDate &end )
01050 {
01051 //  kdDebug(5850) << "KOAgendaView::selectDates" << endl;
01052   if ( !mSelectedDates.isEmpty() && mSelectedDates.first() == start
01053         && mSelectedDates.last() == end && !mPendingChanges )
01054     return;
01055 
01056   mSelectedDates.clear();
01057 
01058   QDate d = start;
01059   while (d <= end) {
01060     mSelectedDates.append(d);
01061     d = d.addDays( 1 );
01062   }
01063 
01064   // and update the view
01065   fillAgenda();
01066 }
01067 
01068 
01069 void KOAgendaView::showIncidences( const Incidence::List & )
01070 {
01071   kdDebug(5850) << "KOAgendaView::showIncidences( const Incidence::List & ) is not yet implemented" << endl;
01072 }
01073 
01074 void KOAgendaView::insertIncidence( Incidence *incidence, const QDate &curDate,
01075                                     int curCol )
01076 {
01077   if ( !filterByResource( incidence ) )
01078     return;
01079 
01080   // FIXME: Use a visitor here, or some other method to get rid of the dynamic_cast's
01081   Event *event = dynamic_cast<Event *>( incidence );
01082   Todo  *todo  = dynamic_cast<Todo  *>( incidence );
01083 
01084   if ( curCol < 0 ) {
01085     curCol = mSelectedDates.findIndex( curDate );
01086   }
01087   // The date for the event is not displayed, just ignore it
01088   if ( curCol < 0 || curCol > int( mSelectedDates.size() ) )
01089     return;
01090 
01091   int beginX;
01092   int endX;
01093   if ( event ) {
01094     beginX = curDate.daysTo( incidence->dtStart().date() ) + curCol;
01095     endX = curDate.daysTo( event->dateEnd() ) + curCol;
01096   } else if ( todo ) {
01097     if ( ! todo->hasDueDate() ) return;  // todo shall not be displayed if it has no date
01098     beginX = curDate.daysTo( todo->dtDue().date() ) + curCol;
01099     endX = beginX;
01100   } else {
01101     return;
01102   }
01103 
01104   if ( todo && todo->isOverdue() ) {
01105     mAllDayAgenda->insertAllDayItem( incidence, curDate, curCol, curCol );
01106   } else if ( incidence->doesFloat() ) {
01107 // FIXME: This breaks with recurring multi-day events!
01108     if ( incidence->recurrence()->doesRecur() ) {
01109       mAllDayAgenda->insertAllDayItem( incidence, curDate, curCol, curCol );
01110     } else {
01111       // Insert multi-day events only on the first day, otherwise it will
01112       // appear multiple times
01113       if ( ( beginX <= 0 && curCol == 0 ) || beginX == curCol ) {
01114         mAllDayAgenda->insertAllDayItem( incidence, curDate, beginX, endX );
01115       }
01116     }
01117   } else if ( event && event->isMultiDay() ) {
01118     int startY = mAgenda->timeToY( event->dtStart().time() );
01119     QTime endtime( event->dtEnd().time() );
01120     if ( endtime == QTime( 0, 0, 0 ) ) endtime = QTime( 23, 59, 59 );
01121     int endY = mAgenda->timeToY( endtime ) - 1;
01122     if ( (beginX <= 0 && curCol == 0) || beginX == curCol ) {
01123       mAgenda->insertMultiItem( event, curDate, beginX, endX, startY, endY );
01124     }
01125     if ( beginX == curCol ) {
01126       mMaxY[curCol] = mAgenda->timeToY( QTime(23,59) );
01127       if ( startY < mMinY[curCol] ) mMinY[curCol] = startY;
01128     } else if ( endX == curCol ) {
01129       mMinY[curCol] = mAgenda->timeToY( QTime(0,0) );
01130       if ( endY > mMaxY[curCol] ) mMaxY[curCol] = endY;
01131     } else {
01132       mMinY[curCol] = mAgenda->timeToY( QTime(0,0) );
01133       mMaxY[curCol] = mAgenda->timeToY( QTime(23,59) );
01134     }
01135   } else {
01136     int startY = 0, endY = 0;
01137     if ( event ) {
01138       startY = mAgenda->timeToY( incidence->dtStart().time() );
01139       QTime endtime( event->dtEnd().time() );
01140       if ( endtime == QTime( 0, 0, 0 ) ) endtime = QTime( 23, 59, 59 );
01141       endY = mAgenda->timeToY( endtime ) - 1;
01142     }
01143     if ( todo ) {
01144       QTime t = todo->dtDue().time();
01145       endY = mAgenda->timeToY( t ) - 1;
01146       startY = mAgenda->timeToY( t.addSecs( -1800 ) );
01147     }
01148     if ( endY < startY ) endY = startY;
01149     mAgenda->insertItem( incidence, curDate, curCol, startY, endY );
01150     if ( startY < mMinY[curCol] ) mMinY[curCol] = startY;
01151     if ( endY > mMaxY[curCol] ) mMaxY[curCol] = endY;
01152   }
01153 }
01154 
01155 void KOAgendaView::changeIncidenceDisplayAdded( Incidence *incidence )
01156 {
01157   Todo *todo = dynamic_cast<Todo *>(incidence);
01158   CalFilter *filter = calendar()->filter();
01159   if ( filter && !filter->filterIncidence( incidence ) ||
01160      ( todo && !KOPrefs::instance()->showAllDayTodo() ) )
01161     return;
01162 
01163   QDate f = mSelectedDates.first();
01164   QDate l = mSelectedDates.last();
01165   QDate startDt = incidence->dtStart().date();
01166 
01167   if ( incidence->doesRecur() ) {
01168     DateList::ConstIterator dit;
01169     QDate curDate;
01170     for( dit = mSelectedDates.begin(); dit != mSelectedDates.end(); ++dit ) {
01171       curDate = *dit;
01172 // FIXME: This breaks with recurring multi-day events!
01173       if ( incidence->recursOn( curDate ) ) {
01174         insertIncidence( incidence, curDate );
01175       }
01176     }
01177     return;
01178   }
01179 
01180   QDate endDt;
01181   if ( incidence->type() == "Event" )
01182     endDt = (static_cast<Event *>(incidence))->dateEnd();
01183   if ( todo ) {
01184     endDt = todo->isOverdue() ? QDate::currentDate()
01185                               : todo->dtDue().date();
01186 
01187     if ( endDt >= f && endDt <= l ) {
01188       insertIncidence( incidence, endDt );
01189       return;
01190     }
01191   }
01192 
01193   if ( startDt >= f && startDt <= l ) {
01194     insertIncidence( incidence, startDt );
01195   }
01196 }
01197 
01198 void KOAgendaView::changeIncidenceDisplay( Incidence *incidence, int mode )
01199 {
01200   switch ( mode ) {
01201     case KOGlobals::INCIDENCEADDED: {
01202         //  Add an event. No need to recreate the whole view!
01203         // recreating everything even causes troubles: dropping to the day matrix
01204         // recreates the agenda items, but the evaluation is still in an agendaItems' code,
01205         // which was deleted in the mean time. Thus KOrg crashes...
01206       if ( mAllowAgendaUpdate )
01207         changeIncidenceDisplayAdded( incidence );
01208       break;
01209     }
01210     case KOGlobals::INCIDENCEEDITED: {
01211       if ( !mAllowAgendaUpdate ) {
01212         updateEventIndicators();
01213       } else {
01214         removeIncidence( incidence );
01215         updateEventIndicators();
01216         changeIncidenceDisplayAdded( incidence );
01217       }
01218       break;
01219     }
01220     case KOGlobals::INCIDENCEDELETED: {
01221       mAgenda->removeIncidence( incidence );
01222       mAllDayAgenda->removeIncidence( incidence );
01223       updateEventIndicators();
01224       break;
01225     }
01226     default:
01227       updateView();
01228   }
01229 }
01230 
01231 void KOAgendaView::fillAgenda( const QDate & )
01232 {
01233   fillAgenda();
01234 }
01235 
01236 void KOAgendaView::fillAgenda()
01237 {
01238   mPendingChanges = false;
01239 
01240   /* Remember the uids of the selected items. In case one of the
01241    * items was deleted and re-added, we want to reselect it. */
01242   const QString &selectedAgendaUid = mAgenda->lastSelectedUid();
01243   const QString &selectedAllDayAgendaUid = mAllDayAgenda->lastSelectedUid();
01244 
01245   enableAgendaUpdate( true );
01246   clearView();
01247 
01248   mAllDayAgenda->changeColumns(mSelectedDates.count());
01249   mAgenda->changeColumns(mSelectedDates.count());
01250   mEventIndicatorTop->changeColumns(mSelectedDates.count());
01251   mEventIndicatorBottom->changeColumns(mSelectedDates.count());
01252 
01253   createDayLabels();
01254   setHolidayMasks();
01255 
01256   mMinY.resize(mSelectedDates.count());
01257   mMaxY.resize(mSelectedDates.count());
01258 
01259   Event::List dayEvents;
01260 
01261   // ToDo items shall be displayed for the day they are due, but only shown today if they are already overdue.
01262   // Therefore, get all of them.
01263   Todo::List todos  = calendar()->todos();
01264 
01265   mAgenda->setDateList(mSelectedDates);
01266 
01267   QDate today = QDate::currentDate();
01268 
01269   bool somethingReselected = false;
01270   DateList::ConstIterator dit;
01271   int curCol = 0;
01272   for( dit = mSelectedDates.begin(); dit != mSelectedDates.end(); ++dit ) {
01273     QDate currentDate = *dit;
01274 //    kdDebug(5850) << "KOAgendaView::fillAgenda(): " << currentDate.toString()
01275 //              << endl;
01276 
01277     dayEvents = calendar()->events(currentDate,
01278                                    EventSortStartDate,
01279                                    SortDirectionAscending);
01280 
01281     // Default values, which can never be reached
01282     mMinY[curCol] = mAgenda->timeToY(QTime(23,59)) + 1;
01283     mMaxY[curCol] = mAgenda->timeToY(QTime(0,0)) - 1;
01284 
01285     unsigned int numEvent;
01286     for(numEvent=0;numEvent<dayEvents.count();++numEvent) {
01287       Event *event = *dayEvents.at(numEvent);
01288 //      kdDebug(5850) << " Event: " << event->summary() << endl;
01289       insertIncidence( event, currentDate, curCol );
01290       if( event->uid() == selectedAgendaUid && !selectedAgendaUid.isNull() ) {
01291         mAgenda->selectItemByUID( event->uid() );
01292         somethingReselected = true;
01293       }
01294       if( event->uid() == selectedAllDayAgendaUid && !selectedAllDayAgendaUid.isNull() ) {
01295         mAllDayAgenda->selectItemByUID( event->uid() );
01296         somethingReselected = true;
01297       }
01298 
01299     }
01300 //    if (numEvent == 0) kdDebug(5850) << " No events" << endl;
01301 
01302 
01303     // ---------- [display Todos --------------
01304     if ( KOPrefs::instance()->showAllDayTodo() ) {
01305       unsigned int numTodo;
01306       for (numTodo = 0; numTodo < todos.count(); ++numTodo) {
01307         Todo *todo = *todos.at(numTodo);
01308 
01309         if ( ! todo->hasDueDate() ) continue;  // todo shall not be displayed if it has no date
01310 
01311         if ( !filterByResource( todo ) ) continue;
01312 
01313         // ToDo items shall be displayed for the day they are due, but only showed today if they are already overdue.
01314         // Already completed items can be displayed on their original due date
01315         bool overdue = todo->isOverdue();
01316 
01317         if ( (( todo->dtDue().date() == currentDate) && !overdue) ||
01318              (( currentDate == today) && overdue) ||
01319              ( todo->recursOn( currentDate ) ) ) {
01320           if ( todo->doesFloat() || overdue ) {  // Todo has no due-time set or is already overdue
01321             //kdDebug(5850) << "todo without time:" << todo->dtDueDateStr() << ";" << todo->summary() << endl;
01322 
01323             mAllDayAgenda->insertAllDayItem(todo, currentDate, curCol, curCol);
01324           } else {
01325             //kdDebug(5850) << "todo with time:" << todo->dtDueStr() << ";" << todo->summary() << endl;
01326 
01327             int endY = mAgenda->timeToY(todo->dtDue().time()) - 1;
01328             int startY = endY - 1;
01329 
01330             mAgenda->insertItem(todo,currentDate,curCol,startY,endY);
01331 
01332             if (startY < mMinY[curCol]) mMinY[curCol] = startY;
01333             if (endY > mMaxY[curCol]) mMaxY[curCol] = endY;
01334           }
01335         }
01336       }
01337     }
01338     // ---------- display Todos] --------------
01339 
01340     ++curCol;
01341   }
01342 
01343   mAgenda->checkScrollBoundaries();
01344   updateEventIndicators();
01345 
01346 //  mAgenda->viewport()->update();
01347 //  mAllDayAgenda->viewport()->update();
01348 
01349 // make invalid
01350   deleteSelectedDateTime();
01351 
01352   if( !somethingReselected ) {
01353     emit incidenceSelected( 0 );
01354   }
01355 
01356 //  kdDebug(5850) << "Fill Agenda done" << endl;
01357 }
01358 
01359 void KOAgendaView::clearView()
01360 {
01361 //  kdDebug(5850) << "ClearView" << endl;
01362   mAllDayAgenda->clear();
01363   mAgenda->clear();
01364 }
01365 
01366 CalPrinterBase::PrintType KOAgendaView::printType()
01367 {
01368   if ( currentDateCount() == 1 ) return CalPrinterBase::Day;
01369   else return CalPrinterBase::Week;
01370 }
01371 
01372 void KOAgendaView::updateEventIndicatorTop( int newY )
01373 {
01374   uint i;
01375   for( i = 0; i < mMinY.size(); ++i ) {
01376     mEventIndicatorTop->enableColumn( i, newY >= mMinY[i] );
01377   }
01378   mEventIndicatorTop->update();
01379 }
01380 
01381 void KOAgendaView::updateEventIndicatorBottom( int newY )
01382 {
01383   uint i;
01384   for( i = 0; i < mMaxY.size(); ++i ) {
01385     mEventIndicatorBottom->enableColumn( i, newY <= mMaxY[i] );
01386   }
01387   mEventIndicatorBottom->update();
01388 }
01389 
01390 void KOAgendaView::slotTodoDropped( Todo *todo, const QPoint &gpos, bool allDay )
01391 {
01392   if ( gpos.x()<0 || gpos.y()<0 ) return;
01393   QDate day = mSelectedDates[gpos.x()];
01394   QTime time = mAgenda->gyToTime( gpos.y() );
01395   QDateTime newTime( day, time );
01396 
01397   if ( todo ) {
01398     Todo *existingTodo = calendar()->todo( todo->uid() );
01399     if ( existingTodo ) {
01400       kdDebug(5850) << "Drop existing Todo" << endl;
01401       Todo *oldTodo = existingTodo->clone();
01402       if ( mChanger && mChanger->beginChange( existingTodo ) ) {
01403         existingTodo->setDtDue( newTime );
01404         existingTodo->setFloats( allDay );
01405         existingTodo->setHasDueDate( true );
01406         mChanger->changeIncidence( oldTodo, existingTodo );
01407         mChanger->endChange( existingTodo );
01408       } else {
01409         KMessageBox::sorry( this, i18n("Unable to modify this to-do, "
01410                             "because it cannot be locked.") );
01411       }
01412       delete oldTodo;
01413     } else {
01414       kdDebug(5850) << "Drop new Todo" << endl;
01415       todo->setDtDue( newTime );
01416       todo->setFloats( allDay );
01417       todo->setHasDueDate( true );
01418       if ( !mChanger->addIncidence( todo, this ) ) {
01419         KODialogManager::errorSaveIncidence( this, todo );
01420       }
01421     }
01422   }
01423 }
01424 
01425 void KOAgendaView::startDrag( Incidence *incidence )
01426 {
01427 #ifndef KORG_NODND
01428   DndFactory factory( calendar() );
01429   ICalDrag *vd = factory.createDrag( incidence, this );
01430   if ( vd->drag() ) {
01431     kdDebug(5850) << "KOAgendaView::startDrag(): Delete drag source" << endl;
01432   }
01433 #endif
01434 }
01435 
01436 void KOAgendaView::readSettings()
01437 {
01438   readSettings(KOGlobals::self()->config());
01439 }
01440 
01441 void KOAgendaView::readSettings(KConfig *config)
01442 {
01443 //  kdDebug(5850) << "KOAgendaView::readSettings()" << endl;
01444 
01445   config->setGroup("Views");
01446 
01447 #ifndef KORG_NOSPLITTER
01448   QValueList<int> sizes = config->readIntListEntry("Separator AgendaView");
01449   if (sizes.count() == 2) {
01450     mSplitterAgenda->setSizes(sizes);
01451   }
01452 #endif
01453 
01454   updateConfig();
01455 }
01456 
01457 void KOAgendaView::writeSettings(KConfig *config)
01458 {
01459 //  kdDebug(5850) << "KOAgendaView::writeSettings()" << endl;
01460 
01461   config->setGroup("Views");
01462 
01463 #ifndef KORG_NOSPLITTER
01464   QValueList<int> list = mSplitterAgenda->sizes();
01465   config->writeEntry("Separator AgendaView",list);
01466 #endif
01467 }
01468 
01469 void KOAgendaView::setHolidayMasks()
01470 {
01471   mHolidayMask.resize( mSelectedDates.count() + 1 );
01472 
01473   for( uint i = 0; i < mSelectedDates.count(); ++i ) {
01474     mHolidayMask[i] = !KOGlobals::self()->isWorkDay( mSelectedDates[ i ] );
01475   }
01476 
01477   // Store the information about the day before the visible area (needed for
01478   // overnight working hours) in the last bit of the mask:
01479   bool showDay = !KOGlobals::self()->isWorkDay( mSelectedDates[ 0 ].addDays( -1 ) );
01480   mHolidayMask[ mSelectedDates.count() ] = showDay;
01481 
01482   mAgenda->setHolidayMask( &mHolidayMask );
01483   mAllDayAgenda->setHolidayMask( &mHolidayMask );
01484 }
01485 
01486 void KOAgendaView::setContentsPos( int y )
01487 {
01488   mAgenda->setContentsPos( 0, y );
01489 }
01490 
01491 void KOAgendaView::setExpandedButton( bool expanded )
01492 {
01493   if ( !mExpandButton ) return;
01494 
01495   if ( expanded ) {
01496     mExpandButton->setPixmap( mExpandedPixmap );
01497   } else {
01498     mExpandButton->setPixmap( mNotExpandedPixmap );
01499   }
01500 }
01501 
01502 void KOAgendaView::clearSelection()
01503 {
01504   mAgenda->deselectItem();
01505   mAllDayAgenda->deselectItem();
01506 }
01507 
01508 void KOAgendaView::newTimeSpanSelectedAllDay( const QPoint &start, const QPoint &end )
01509 {
01510   newTimeSpanSelected( start, end );
01511   mTimeSpanInAllDay = true;
01512 }
01513 
01514 void KOAgendaView::newTimeSpanSelected( const QPoint &start, const QPoint &end )
01515 {
01516   if (!mSelectedDates.count()) return;
01517 
01518   mTimeSpanInAllDay = false;
01519 
01520   QDate dayStart = mSelectedDates[ kClamp( start.x(), 0, (int)mSelectedDates.size() - 1 ) ];
01521   QDate dayEnd = mSelectedDates[ kClamp( end.x(), 0, (int)mSelectedDates.size() - 1 ) ];
01522 
01523   QTime timeStart = mAgenda->gyToTime(start.y());
01524   QTime timeEnd = mAgenda->gyToTime( end.y() + 1 );
01525 
01526   QDateTime dtStart(dayStart,timeStart);
01527   QDateTime dtEnd(dayEnd,timeEnd);
01528 
01529   mTimeSpanBegin = dtStart;
01530   mTimeSpanEnd = dtEnd;
01531 }
01532 
01533 void KOAgendaView::deleteSelectedDateTime()
01534 {
01535   mTimeSpanBegin.setDate(QDate());
01536   mTimeSpanEnd.setDate(QDate());
01537   mTimeSpanInAllDay = false;
01538 }
01539 
01540 void KOAgendaView::setTypeAheadReceiver( QObject *o )
01541 {
01542   mAgenda->setTypeAheadReceiver( o );
01543   mAllDayAgenda->setTypeAheadReceiver( o );
01544 }
01545 
01546 void KOAgendaView::finishTypeAhead()
01547 {
01548   mAgenda->finishTypeAhead();
01549   mAllDayAgenda->finishTypeAhead();
01550 }
01551 
01552 void KOAgendaView::removeIncidence( Incidence *incidence )
01553 {
01554   mAgenda->removeIncidence( incidence );
01555   mAllDayAgenda->removeIncidence( incidence );
01556 }
01557 
01558 void KOAgendaView::updateEventIndicators()
01559 {
01560   mMinY = mAgenda->minContentsY();
01561   mMaxY = mAgenda->maxContentsY();
01562 
01563   mAgenda->checkScrollBoundaries();
01564   updateEventIndicatorTop( mAgenda->visibleContentsYMin() );
01565   updateEventIndicatorBottom( mAgenda->visibleContentsYMax() );
01566 }
01567 
01568 void KOAgendaView::setIncidenceChanger( IncidenceChangerBase *changer )
01569 {
01570   mChanger = changer;
01571   mAgenda->setIncidenceChanger( changer );
01572   mAllDayAgenda->setIncidenceChanger( changer );
01573 }
01574 
01575 void KOAgendaView::clearTimeSpanSelection()
01576 {
01577   mAgenda->clearSelection();
01578   mAllDayAgenda->clearSelection();
01579   deleteSelectedDateTime();
01580 }
01581 
01582 void KOAgendaView::setResource(KCal::ResourceCalendar * res, const QString & subResource)
01583 {
01584   mResource = res;
01585   mSubResource = subResource;
01586 }
01587 
01588 bool KOAgendaView::filterByResource(Incidence * incidence)
01589 {
01590   if ( !mResource )
01591     return true;
01592   CalendarResources *calRes = dynamic_cast<CalendarResources*>( calendar() );
01593   if ( !calRes )
01594     return true;
01595   if ( calRes->resource( incidence ) != mResource )
01596     return false;
01597   if ( !mSubResource.isEmpty() ) {
01598     if ( mResource->subresourceIdentifier( incidence ) != mSubResource )
01599       return false;
01600   }
01601   return true;
01602 }
01603 
01604 void KOAgendaView::resourcesChanged()
01605 {
01606   mPendingChanges = true;
01607 }
01608 
01609 void KOAgendaView::calendarIncidenceAdded(Incidence * incidence)
01610 {
01611   Q_UNUSED( incidence );
01612   mPendingChanges = true;
01613 }
01614 
01615 void KOAgendaView::calendarIncidenceChanged(Incidence * incidence)
01616 {
01617   Q_UNUSED( incidence );
01618   mPendingChanges = true;
01619 }
01620 
01621 void KOAgendaView::calendarIncidenceRemoved(Incidence * incidence)
01622 {
01623   Q_UNUSED( incidence );
01624   mPendingChanges = true;
01625 }