rec changes

18 files changed, 175 insertions, 135 deletions

diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index a76f2ed..a9d42f0 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -3756,13 +3756,13 @@ void CalendarView::deleteEvent(Event *anEvent)
 {
     if (!anEvent) {
         KNotifyClient::beep();
         return;
     }
 
-    if (anEvent->recurrence()->doesRecur()) {
+    if (anEvent->doesRecur()) {
         QDate itemDate = mViewManager->currentSelectionDate();
         int km;
         if (!itemDate.isValid()) {
             //kdDebug() << "Date Not Valid" << endl;
             if (KOPrefs::instance()->mConfirm) {
                 km = KMessageBox::warningContinueCancel(this,KGlobal::formatMessage ( anEvent->summary(),0 ) +
diff --git a/korganizer/koagenda.cpp b/korganizer/koagenda.cpp
index 0dd5ef5..c738f7e 100644
--- a/korganizer/koagenda.cpp
+++ b/korganizer/koagenda.cpp
@@ -576,13 +576,13 @@ bool KOAgenda::eventFilter_mouse(QObject *object, QMouseEvent *me)
                 mActionItem = (KOAgendaItem *)object;
                 if (mActionItem) {
                     emit signalClearSelection();
                     slotClearSelection();
                     selectItem(mActionItem);
                     Incidence *incidence = mActionItem->incidence();
-                    if ( incidence->isReadOnly() /*|| incidence->recurrence()->doesRecur() */) {
+                    if ( incidence->isReadOnly() /*|| incidence->doesRecur() */) {
                         mActionItem = 0;
                     } else {
                         startItemAction(viewportPos);
                     }
                 }
             }
@@ -996,13 +996,13 @@ void KOAgenda::endItemAction()
  
     if ( mItemMoved ) {
         KOAgendaItem *placeItem = mActionItem->firstMultiItem();
         if ( !placeItem ) {
             placeItem = mActionItem;      
         }
-        if ( placeItem->incidence()->recurrence()->doesRecur() ) {
+        if ( placeItem->incidence()->doesRecur() ) {
             Incidence* oldInc =  placeItem->incidence();
             placeItem->recreateIncidence();
             emit addToCalSignal(placeItem->incidence(), oldInc );
         }
         int type = mActionType;
         if ( mAllDayMode )
diff --git a/korganizer/koagendaitem.cpp b/korganizer/koagendaitem.cpp
index 303a92a..49ad9b8 100644
--- a/korganizer/koagendaitem.cpp
+++ b/korganizer/koagendaitem.cpp
@@ -231,13 +231,13 @@ bool KOAgendaItem::updateIcons(QPainter * p, bool horLayout)
         p->fillRect ( xOff*( 1 +AGENDA_ICON_SIZE )+x, yOff*( 1 +AGENDA_ICON_SIZE)+y, AGENDA_ICON_SIZE, AGENDA_ICON_SIZE, red );
         if ( horLayout )
             ++xOff;
         else
             ++yOff;
     }
-    if (mIncidence->recurrence()->doesRecur()) {
+    if (mIncidence->doesRecur()) {
         p->fillRect ( xOff*( 1 +AGENDA_ICON_SIZE )+x, yOff*( 1 +AGENDA_ICON_SIZE)+y, AGENDA_ICON_SIZE, AGENDA_ICON_SIZE, blue );
         if ( horLayout )
             ++xOff;
         else
             ++yOff;
     }
diff --git a/korganizer/koagendaview.cpp b/korganizer/koagendaview.cpp
index a01323a..04f30bb 100644
--- a/korganizer/koagendaview.cpp
+++ b/korganizer/koagendaview.cpp
@@ -1198,13 +1198,13 @@ void KOAgendaView::fillAgenda()
             int beginX = currentDate.daysTo(event->dtStart().date()) + curCol;
             int endX = currentDate.daysTo(event->dtEnd().date()) + curCol;
 
             //      kdDebug() << "  beginX: " << beginX << "  endX: " << endX << endl;
 
             if (event->doesFloat()) {
-                if (event->recurrence()->doesRecur()) {
+                if (event->doesRecur()) {
                     if (event->isMultiDay() ) {
                         endX = endX - beginX;// endX is now number of days
                         if ( event->recursOn( currentDate ) ) {
                             endX +=  curCol;
                             beginX = curCol;
                             mAllDayAgenda->insertAllDayItem(event,currentDate,beginX,endX);
diff --git a/korganizer/kodaymatrix.cpp b/korganizer/kodaymatrix.cpp
index ec1154a..057df0d 100644
--- a/korganizer/kodaymatrix.cpp
+++ b/korganizer/kodaymatrix.cpp
@@ -450,13 +450,13 @@ void KODayMatrix::updateViewTimed()
     hDays.fill( false);
     eDays.fill( false);
     mHolidays.clear();
     QDate mStartDate = days[0];
     QDate endDate =  mStartDate.addDays( timeSpan );
     for( event = events.first(); event; event = events.next() ) { // for event
-        ushort recurType = event->recurrence()->doesRecur();
+        ushort recurType = event->doesRecur();
         if ((recurType == Recurrence::rDaily && !KOPrefs::instance()->mDailyRecur) ||
             (recurType == Recurrence::rWeekly && !KOPrefs::instance()->mWeeklyRecur)) {
             continue;
         }
         if ( event->doesRecur() ) {
             bool last;
diff --git a/korganizer/koeditorrecurrence.cpp b/korganizer/koeditorrecurrence.cpp
index de4e4f7..89504db 100644
--- a/korganizer/koeditorrecurrence.cpp
+++ b/korganizer/koeditorrecurrence.cpp
@@ -894,106 +894,108 @@ void KOEditorRecurrence::readEvent(Incidence *event)
   QPtrList<int> rmd;
   int day = 0;
   int count = 0;
   int month = 0;
   setDateTimes( event->dtStart(), dtEnd );
 
-  Recurrence *r = event->recurrence();
-  int f = r->frequency();
+ 
 
-  int recurs = r->doesRecur();
+  int recurs = event->doesRecur();
 
   mEnabledCheck->setChecked( recurs );
   setEnabled( recurs );
 
   int recurrenceType = RecurrenceChooser::Weekly;
-
-  switch ( recurs ) {
-    case Recurrence::rNone:
-        setDefaults( event->dtStart(), dtEnd );
-      break;
-    case Recurrence::rDaily:
-      recurrenceType = RecurrenceChooser::Daily;
-      mDaily->setFrequency( f );
-      break;
-    case Recurrence::rWeekly:
-      recurrenceType = RecurrenceChooser::Weekly;
-      mWeekly->setFrequency( f );
-      mWeekly->setDays( r->days() );
-      break;
-    case Recurrence::rMonthlyPos:
-      // we only handle one possibility in the list right now,
-      // so I have hardcoded calls with first().  If we make the GUI
-      // more extended, this can be changed.
-      recurrenceType = RecurrenceChooser::Monthly;
-
-      rmp = r->monthPositions();
-      if ( rmp.first()->negative )
-        count = 5 - rmp.first()->rPos - 1;
-      else
-        count = rmp.first()->rPos - 1;
-      day = 0;
-      while ( !rmp.first()->rDays.testBit( day ) ) ++day;
-      mMonthly->setByPos( count, day );
-
-      mMonthly->setFrequency( f );
-
-      break;
-    case Recurrence::rMonthlyDay:
-      recurrenceType = RecurrenceChooser::Monthly;
-
-      rmd = r->monthDays();
-      day = *rmd.first() - 1;
-      mMonthly->setByDay( day );
-
-      mMonthly->setFrequency( f );
-
-      break;
-    case Recurrence::rYearlyMonth:
-        {
-        recurrenceType = RecurrenceChooser::Yearly;
-        //qDebug("Recurrence::rYearlyMonth: ");
-            day = event->dtStart().date().day(); 
-            rmd = r->yearNums();
-            if ( rmd.count() > 0 )
-                month = *rmd.first();
-            else
-                month = event->dtStart().date().month() ;
-            mYearly->setByMonth( month, day );
+  if ( recurs ) {
+      Recurrence *r = event->recurrence();
+      int f = r->frequency();
+      switch ( recurs ) {
+      case Recurrence::rNone:
+          setDefaults( event->dtStart(), dtEnd );
+          break;
+      case Recurrence::rDaily:
+          recurrenceType = RecurrenceChooser::Daily;
+          mDaily->setFrequency( f );
+          break;
+      case Recurrence::rWeekly:
+          recurrenceType = RecurrenceChooser::Weekly;
+          mWeekly->setFrequency( f );
+          mWeekly->setDays( r->days() );
+          break;
+      case Recurrence::rMonthlyPos:
+          // we only handle one possibility in the list right now,
+          // so I have hardcoded calls with first().  If we make the GUI
+          // more extended, this can be changed.
+          recurrenceType = RecurrenceChooser::Monthly;
+
+          rmp = r->monthPositions();
+          if ( rmp.first()->negative )
+              count = 5 - rmp.first()->rPos - 1;
+          else
+              count = rmp.first()->rPos - 1;
+          day = 0;
+          while ( !rmp.first()->rDays.testBit( day ) ) ++day;
+          mMonthly->setByPos( count, day );
+
+          mMonthly->setFrequency( f );
+
+          break;
+      case Recurrence::rMonthlyDay:
+          recurrenceType = RecurrenceChooser::Monthly;
+
+          rmd = r->monthDays();
+          day = *rmd.first() - 1;
+          mMonthly->setByDay( day );
+
+          mMonthly->setFrequency( f );
+
+          break;
+      case Recurrence::rYearlyMonth:
+          {
+              recurrenceType = RecurrenceChooser::Yearly;
+              //qDebug("Recurrence::rYearlyMonth: ");
+              day = event->dtStart().date().day(); 
+              rmd = r->yearNums();
+              if ( rmd.count() > 0 )
+                  month = *rmd.first();
+              else
+                  month = event->dtStart().date().month() ;
+              mYearly->setByMonth( month, day );
 #if 0
-            //qDebug("2day = %d ",day );
-            QPtrList<Recurrence::rMonthPos> monthlist = r->yearMonthPositions();
-            int month;
-            if ( !monthlist.isEmpty() ) {
-                month =  monthlist.first()->rPos ;
-            } else {
-                month = event->dtStart().date().month() ;
-            }
-            mYearly->setByMonth( day, month );
+              //qDebug("2day = %d ",day );
+              QPtrList<Recurrence::rMonthPos> monthlist = r->yearMonthPositions();
+              int month;
+              if ( !monthlist.isEmpty() ) {
+                  month =  monthlist.first()->rPos ;
+              } else {
+                  month = event->dtStart().date().month() ;
+              }
+              mYearly->setByMonth( day, month );
 #endif
-            mYearly->setFrequency( f );
-        }
+              mYearly->setFrequency( f );
+          }
 
-      break;
-    case Recurrence::rYearlyDay:
-        //qDebug("Recurrence::rYearlyDay: ");
-        recurrenceType = RecurrenceChooser::Yearly;
-        mYearly->setByDay( event->dtStart().date().dayOfYear() );
-        mYearly->setFrequency( f );
-        break;
-    default:
-        setDefaults( event->dtStart(), dtEnd );
-      break;
+          break;
+      case Recurrence::rYearlyDay:
+          //qDebug("Recurrence::rYearlyDay: ");
+          recurrenceType = RecurrenceChooser::Yearly;
+          mYearly->setByDay( event->dtStart().date().dayOfYear() );
+          mYearly->setFrequency( f );
+          break;
+      default:
+          setDefaults( event->dtStart(), dtEnd );
+          break;
+      }
   }
-
   mRecurrenceChooser->setType( recurrenceType );
   showCurrentRule( recurrenceType );
 
   mRecurrenceRange->setDateTimes( event->dtStart() );
 
-  if ( r->doesRecur() ) {
+  if ( event->doesRecur() ) {
+      Recurrence *r = event->recurrence();
     mRecurrenceRange->setDuration( r->duration() );
     if ( r->duration() == 0 ) 
         {
         if ( r->endDate() < event->dtStart().date() )
             mRecurrenceRange->setEndDate( event->dtStart().date() );
         else
@@ -1004,18 +1006,22 @@ void KOEditorRecurrence::readEvent(Incidence *event)
 
   mExceptions->setDates( event->exDates() );
 }
 
 void KOEditorRecurrence::writeEvent( Incidence *event )
 {
-  Recurrence *r = event->recurrence();
+  
 
-  // clear out any old settings;
-  r->unsetRecurs();
+  if ( !mEnabledCheck->isChecked() ) {
+      if ( event->doesRecur() )
+          event->recurrence()->unsetRecurs();
+  } else {
+      Recurrence *r = event->recurrence();
 
-  if ( mEnabledCheck->isChecked() ) {
+      // clear out any old settings;
+      r->unsetRecurs();
     int duration = mRecurrenceRange->duration();
     QDate endDate;
     if ( duration == 0 ) endDate = mRecurrenceRange->endDate();
 
     int recurrenceType = mRecurrenceChooser->type();
 
diff --git a/korganizer/koeventviewer.cpp b/korganizer/koeventviewer.cpp
index a690ab1..db695f5 100644
--- a/korganizer/koeventviewer.cpp
+++ b/korganizer/koeventviewer.cpp
@@ -344,15 +344,15 @@ void KOEventViewer::appendEvent(Event *event, int mode )
         }
     }
     if (!event->location().isEmpty()) {
         addTag("p","<b>"+i18n("Location: ")+"</b>"+  deTag(event->location() ) );
         mMailSubject += i18n(" at ") + event->location();
     }
-    if (event->recurrence()->doesRecur()) {
+    if (event->doesRecur()) {
 
-        QString recurText = event->recurrence()->recurrenceText();
+        QString recurText = event->recurrenceText();
         addTag("p","<em>" + i18n("This is a %1 recurring event.").arg(recurText ) + "</em>");
         bool ok;
         QDate start = QDate::currentDate();
         QDateTime next;
         next = event->getNextOccurence( QDateTime::currentDateTime() , &ok );
         if ( ok ) {
@@ -478,13 +478,13 @@ void KOEventViewer::appendTodo(Todo *event, int mode )
         mText += "</font>";
         mMailSubject += i18n("(cancelled)");
     }
    
    
 
-    if (event->recurrence()->doesRecur()) {
+    if (event->doesRecur()) {
 
         QString recurText = event->recurrence()->recurrenceText();
         addTag("p","<em>" + i18n("This is a %1 recurring todo.").arg(recurText ) + "</em>");
             
     }
     if (event->hasStartDate()) {
diff --git a/korganizer/kolistview.cpp b/korganizer/kolistview.cpp
index d25f671..e7a5e0e 100644
--- a/korganizer/kolistview.cpp
+++ b/korganizer/kolistview.cpp
@@ -130,13 +130,13 @@ bool ListItemVisitor::visit(Event *e)
         mItem->setText(4,e->dtEndTimeStr());
     if ( e->isAlarmEnabled() ) {
         mItem->setText(5,e->alarms().first()->offsetText() );
     } else {
         mItem->setText(5, i18n("No"));
     }
-    mItem->setText(6, e->recurrence()->recurrenceText());
+    mItem->setText(6, e->recurrenceText());
     if( ! e->doesRecur() )
         mItem->setSortKey( 6, "-" );
     mItem->setText(7,"---");
     mItem->setText(8,"---");
     mItem->setText(9, e->cancelled() ? i18n("Yes") : i18n("No"));
     mItem->setText(10,e->categoriesStr());
@@ -181,13 +181,13 @@ bool ListItemVisitor::visit(Todo *t)
     mItem->setText(4,"---");  
     if ( t->isAlarmEnabled() ) {
         mItem->setText(5,t->alarms().first()->offsetText() );
     } else {
         mItem->setText(5, i18n("No"));
     }
-    mItem->setText(6, t->recurrence()->recurrenceText());
+    mItem->setText(6, t->recurrenceText());
     if( ! t->doesRecur() )
         mItem->setSortKey( 6, "-" );
     if (t->hasDueDate()) {
         mItem->setText(7,t->dtDueDateStr());
         if (t->doesFloat()) {
             mItem->setText(8,"---");
diff --git a/korganizer/komonthview.cpp b/korganizer/komonthview.cpp
index 498d9b0..eea9a4d 100644
--- a/korganizer/komonthview.cpp
+++ b/korganizer/komonthview.cpp
@@ -784,13 +784,13 @@ int MonthViewCell::insertEvent(Event *event)
            
         } else {
             pal = mStandardPalette ;
         }
         pal.setColor(QColorGroup::Highlight, KOPrefs::instance()->mHighlightColor);
         item->setPalette( pal );
-        item->setRecur( event->recurrence()->doesRecur() );
+        item->setRecur( event->doesRecur() );
         item->setAlarm( event->isAlarmEnabled() && multiday < 2 && event->alarmEnabled() );
         item->setMoreInfo( event->description().length() > 0  );
 #ifdef DESKTOP_VERSION
         Attendee *me = event->attendeeByMails(KOPrefs::instance()->mAdditionalMails,
                                               KOPrefs::instance()->email());
         if ( me != 0 ) {
@@ -875,13 +875,13 @@ void MonthViewCell::insertTodo(Todo *todo)
            
         } else {
             pal = mStandardPalette ;
         }
         pal.setColor(QColorGroup::Highlight, KOPrefs::instance()->mHighlightColor);
         item->setPalette( pal );
-        item->setRecur( todo->recurrence()->doesRecur() );
+        item->setRecur( todo->doesRecur() );
         item->setAlarm( todo->isAlarmEnabled() && todo->alarmEnabled() );
         item->setMoreInfo( todo->description().length() > 0  );
         insertItem( item , count());
 #ifdef DESKTOP_VERSION
         mToolTip.append( text ); 
 #endif
@@ -1102,12 +1102,14 @@ void MonthViewCell::contextMenu( QListBoxItem *item )
 {
     mMonthView->setPopupCell( this );
     if ( !item )  {
         mMonthView->showContextMenu( 0 );
         return;
     }
+    //selection( item );
+    //qApp->processEvents();
     MonthViewItem *eventItem = static_cast<MonthViewItem *>( item );
     Incidence *incidence = eventItem->incidence();
     if ( incidence ) mMonthView->showContextMenu( incidence );
 }
 
 void MonthViewCell::selection( QListBoxItem *item )
diff --git a/korganizer/kotodoeditor.cpp b/korganizer/kotodoeditor.cpp
index 100a81b..682f83b 100644
--- a/korganizer/kotodoeditor.cpp
+++ b/korganizer/kotodoeditor.cpp
@@ -374,13 +374,14 @@ void KOTodoEditor::writeTodo(Todo *event)
             event->setRecurDates();
         } else {
             event->setHasRecurrenceID( false );
         }
     } else {
         event->setHasRecurrenceID( false );
-        event->recurrence()->unsetRecurs();
+        if ( event->doesRecur() )
+            event->recurrence()->unsetRecurs();
     }
 }
 
 bool KOTodoEditor::validateInput()
 {
   if (!mGeneral->validateInput()) return false;
diff --git a/korganizer/kowhatsnextview.cpp b/korganizer/kowhatsnextview.cpp
index fafcb58..f88403c 100644
--- a/korganizer/kowhatsnextview.cpp
+++ b/korganizer/kowhatsnextview.cpp
@@ -504,13 +504,13 @@ bool KOWhatsNextView::appendEvent(Incidence *ev, bool reply, bool notRed, bool a
                 tempText += KGlobal::locale()->formatDate( noc.date() , KOPrefs::instance()->mShortDateInViewer) +": ";
                 
         } else {
             if (!ev->doesFloat()) {
                 Event *event = static_cast<Event *>(ev);
                 QDateTime st,end;
-                if ( event->recurrence()->doesRecur() ) {
+                if ( event->doesRecur() ) {
                     QDate  recDate= mEventDate;
                     int days =  event->dtStart().date().daysTo (event->dtEnd().date()  );
                     while ( ! event->recursOn(  recDate ) ) {
                         recDate = recDate.addDays( -1 );
 
                     }
@@ -619,13 +619,13 @@ bool KOWhatsNextView::appendEvent(Incidence *ev, bool reply, bool notRed, bool a
     if ( ev->description().length() > 0 ) {
         if ( !needClose)
             tempText +="[";
         tempText += "i";
         needClose =true;
     }
-    if ( ev->recurrence()->doesRecur() ) {
+    if ( ev->doesRecur() ) {
         if ( !needClose)
             tempText +="[";
         tempText += "r";
         needClose =true;
     }
     if ( needClose ) {
diff --git a/libkcal/event.cpp b/libkcal/event.cpp
index ad66639..0766fd9 100644
--- a/libkcal/event.cpp
+++ b/libkcal/event.cpp
@@ -170,12 +170,13 @@ void Event::setDuration(int seconds)
 {
   setHasEndDate(false);
   Incidence::setDuration(seconds);
 }
 bool Event::matchTime(QDateTime*startDT, QDateTime* endDT)
 {
+    if ( cancelled() ) return false;
     if ( ! doesRecur() ) {
         if ( doesFloat() ) {
             if ( mDtEnd.addDays( 1 ) < *startDT)
                 return false;
             if ( endDT && mDtStart > * endDT)
                 return false;
diff --git a/libkcal/icalformatimpl.cpp b/libkcal/icalformatimpl.cpp
index 4794bc9..f349681 100644
--- a/libkcal/icalformatimpl.cpp
+++ b/libkcal/icalformatimpl.cpp
@@ -369,24 +369,21 @@ void ICalFormatImpl::writeIncidence(icalcomponent *parent,Incidence *incidence)
   if (!incidence->relatedToUid().isEmpty()) {
     icalcomponent_add_property(parent,icalproperty_new_relatedto(
         incidence->relatedToUid().utf8()));
   }
 
   // recurrence rule stuff
-  Recurrence *recur = incidence->recurrence();
-  if (recur->doesRecur()) {
-    
-    icalcomponent_add_property(parent,writeRecurrenceRule(recur));
-  }
-
-  // recurrence excpetion dates
-  DateList dateList = incidence->exDates();
-  DateList::ConstIterator exIt;
-  for(exIt = dateList.begin(); exIt != dateList.end(); ++exIt) {
-    icalcomponent_add_property(parent,icalproperty_new_exdate(
-        writeICalDate(*exIt)));
+  if (incidence->doesRecur()) {
+      icalcomponent_add_property(parent,writeRecurrenceRule(incidence->recurrence()));
+      // recurrence excpetion dates
+      DateList dateList = incidence->exDates();
+      DateList::ConstIterator exIt;
+      for(exIt = dateList.begin(); exIt != dateList.end(); ++exIt) {
+          icalcomponent_add_property(parent,icalproperty_new_exdate(
+                                                                    writeICalDate(*exIt)));
+      }
   }
   
   // attachments
   QPtrList<Attachment> attachments = incidence->attachments();
   for (Attachment *at = attachments.first(); at; at = attachments.next())
     icalcomponent_add_property(parent,writeAttachment(at));
@@ -1292,13 +1289,14 @@ void ICalFormatImpl::readIncidence(icalcomponent *parent,Incidence *incidence)
   kp = incidence->nonKDECustomProperty("X-KOPIEXTID");
   if (!kp.isNull()) {
     incidence->setIDStr(kp);
   }
 
   // Cancel backwards compatibility mode for subsequent changes by the application
-  incidence->recurrence()->setCompatVersion();
+  if ( readrec )
+      incidence->recurrence()->setCompatVersion();
 
   // add categories
   incidence->setCategories(categories);
 
   // iterate through all alarms
   for (icalcomponent *alarm = icalcomponent_get_first_component(parent,ICAL_VALARM_COMPONENT);
diff --git a/libkcal/incidence.cpp b/libkcal/incidence.cpp
index e4bcc5e..4643a3a 100644
--- a/libkcal/incidence.cpp
+++ b/libkcal/incidence.cpp
@@ -30,13 +30,13 @@
 using namespace KCal;
 
 Incidence::Incidence() :
   IncidenceBase(),
   mRelatedTo(0), mSecrecy(SecrecyPublic), mPriority(3)
 {
-  mRecurrence = new Recurrence(this);
+    mRecurrence = 0;//new Recurrence(this);
   mCancelled = false;
   recreate();
   mHasStartDate = true;
   mAlarms.setAutoDelete(true);
   mAttachments.setAutoDelete(true);
   mHasRecurrenceID = false;
@@ -75,13 +75,16 @@ Incidence::Incidence( const Incidence &i ) : IncidenceBase( i )
 
     ++it;
   }
   mAlarms.setAutoDelete(true);
   mHasRecurrenceID = i.mHasRecurrenceID;
   mRecurrenceID = i.mRecurrenceID;
-  mRecurrence = new Recurrence( *(i.mRecurrence), this );
+  if ( i.mRecurrence )
+      mRecurrence = new Recurrence( *(i.mRecurrence), this );
+  else
+      mRecurrence = 0;
   mHoliday = i.mHoliday ;
   mBirthday = i.mBirthday;
   mAnniversary = i.mAnniversary;
 }
 
 Incidence::~Incidence()
@@ -90,13 +93,14 @@ Incidence::~Incidence()
   Incidence *ev;
    QPtrList<Incidence> Relations = relations();
   for (ev=Relations.first();ev;ev=Relations.next()) {
     if (ev->relatedTo() == this) ev->setRelatedTo(0);
   } 
   if (relatedTo()) relatedTo()->removeRelation(this);
-  delete mRecurrence; 
+  if ( mRecurrence ) 
+      delete mRecurrence; 
  
 }
 
 bool Incidence::isHoliday() const
 {
     return mHoliday;
@@ -205,16 +209,30 @@ bool KCal::operator==( const Incidence& i1, const Incidence& i2 )
             if ( i1.dtStart() != i2.dtStart() )
                 return false;
         }
     } else {
         return false;
     }
-    if (!( *i1.recurrence() == *i2.recurrence()) ) {
-        qDebug("recurrence is NOT equal ");
-        return false;
+    if ( i1.mRecurrence != 0 && i2.mRecurrence != 0 ) {
+        if (!( *i1.mRecurrence == *i2.mRecurrence) ) {
+            //qDebug("recurrence is NOT equal ");
+            return false;
+        }
+    } else {
+        // one ( or both ) recurrence is 0
+        if ( i1.mRecurrence == 0 ) {
+            if ( i2.mRecurrence != 0 && i2.mRecurrence->doesRecur() != Recurrence::rNone )
+                return false;
+        } else {
+            // i1.mRecurrence != 0
+            // i2.mRecurrence == 0
+            if ( i1.mRecurrence->doesRecur() != Recurrence::rNone )
+                return false;
+        }
     }
+   
     return
         //  i1.created() == i2.created() &&
         stringCompare( i1.description(), i2.description() ) &&
         stringCompare( i1.summary(), i2.summary() ) &&
         i1.categories() == i2.categories() &&
         // no need to compare mRelatedTo
@@ -276,13 +294,14 @@ void Incidence::cloneRelations( Incidence * newInc )
         inc->cloneRelations( cloneInc );
     } 
 }
 void Incidence::setReadOnly( bool readOnly )
 {
   IncidenceBase::setReadOnly( readOnly );
-  recurrence()->setRecurReadOnly( readOnly);
+  if ( mRecurrence )
+      mRecurrence->setRecurReadOnly( readOnly);
 }
 void Incidence::setLastModifiedSubInvalid()
 {
     mLastModifiedSub = QDateTime();
     if ( mRelatedTo )
         mRelatedTo->setLastModifiedSubInvalid();
@@ -327,13 +346,15 @@ int Incidence::revision() const
 }
 
 void Incidence::setDtStart(const QDateTime &dtStart)
 {
 
   QDateTime  dt = getEvenTime(dtStart);
-  recurrence()->setRecurStart( dt);
+
+  if ( mRecurrence )
+      mRecurrence->setRecurStart( dt);
   IncidenceBase::setDtStart( dt );
 }
 
 void Incidence::setDescription(const QString &description)
 {
   if (mReadOnly) return;
@@ -501,21 +522,20 @@ void Incidence::removeRelation(Incidence *event)
   mRelations.removeRef(event);
 //  if (event->getRelatedTo() == this) event->setRelatedTo(0);
 }
 
 bool Incidence::recursOn(const QDate &qd) const
 {
-  if (recurrence()->recursOnPure(qd) && !isException(qd)) return true;
+  if (mRecurrence && mRecurrence->recursOnPure(qd) && !isException(qd)) return true;
   else return false;
 }
 
 void Incidence::setExDates(const DateList &exDates)
 {
   if (mReadOnly) return;
   mExDates = exDates;
-
   recurrence()->setRecurExDatesCount(mExDates.count());
 
   updated();
 }
 
 void Incidence::addExDate(const QDate &date)
@@ -695,21 +715,27 @@ bool Incidence::isAlarmEnabled() const
   for (QPtrListIterator<Alarm> it(mAlarms); (alarm = it.current()) != 0; ++it) {
     if (alarm->enabled())
       return true;
   }
   return false;
 }
-
-Recurrence *Incidence::recurrence() const
+#include <stdlib.h>
+Recurrence *Incidence::recurrence()
 {
+    if ( ! mRecurrence ) {
+        mRecurrence = new Recurrence(this);
+        qDebug("creating new recurence ");
+        //abort();
+    }
   return mRecurrence;
 }
 void Incidence::setRecurrence( Recurrence * r) 
 {
-  delete mRecurrence;
-  mRecurrence = r;
+    if ( mRecurrence )
+        delete mRecurrence;
+    mRecurrence = r;
 }
 
 void Incidence::setLocation(const QString &location)
 {
   if (mReadOnly) return;
   mLocation = location;
@@ -717,12 +743,17 @@ void Incidence::setLocation(const QString &location)
 }
 
 QString Incidence::location() const
 {
   return mLocation;
 }
+QString Incidence::recurrenceText() const
+{
+    if ( mRecurrence ) return mRecurrence->recurrenceText();
+    return i18n("No");
+}
 
 ushort Incidence::doesRecur() const
 {
   if ( mRecurrence ) return mRecurrence->doesRecur();
   else return Recurrence::rNone;
 }
@@ -730,18 +761,18 @@ ushort Incidence::doesRecur() const
 QDateTime Incidence::getNextOccurence( const QDateTime& dt, bool* ok ) const
 {
     QDateTime incidenceStart = dt;
     *ok = false;
     if ( doesRecur() ) {
         bool last;
-         recurrence()->getPreviousDateTime( incidenceStart , &last );
+         mRecurrence->getPreviousDateTime( incidenceStart , &last );
          int count = 0;
          if ( !last ) {
              while ( !last ) {
                  ++count;
-                 incidenceStart = recurrence()->getNextDateTime( incidenceStart, &last );
+                 incidenceStart = mRecurrence->getNextDateTime( incidenceStart, &last );
                  if ( recursOn( incidenceStart.date() ) ) {
                      last = true; // exit while llop
                  } else {
                      if ( last ) { // no alarm on last recurrence
                          return QDateTime ();
                      }
diff --git a/libkcal/incidence.h b/libkcal/incidence.h
index d4af9f0..8519f01 100644
--- a/libkcal/incidence.h
+++ b/libkcal/incidence.h
@@ -246,13 +246,13 @@ class Incidence : public IncidenceBase
     bool isAlarmEnabled() const;
 
     /**
       Return the recurrence rule associated with this incidence. If there is
       none, returns an appropriate (non-0) object.
     */
-    Recurrence *recurrence() const;
+    Recurrence *recurrence();
     void setRecurrence(Recurrence * r);
     /**
       Forward to Recurrence::doesRecur().
     */
     ushort doesRecur() const;
 
@@ -275,15 +275,17 @@ class Incidence : public IncidenceBase
     QDateTime recurrenceID () const;
     QDateTime dtStart() const;
     bool isHoliday() const;
     bool isBirthday() const;
     bool isAnniversary() const;
     QDateTime lastModifiedSub();
+    QString recurrenceText() const;
     void setLastModifiedSubInvalid();
     
 
+    Recurrence *mRecurrence;
 protected:
     QPtrList<Alarm> mAlarms;
     QPtrList<Incidence> mRelations;
     QDateTime mRecurrenceID;
     bool mHasRecurrenceID;
   private:
@@ -306,13 +308,12 @@ protected:
     bool mHasStartDate;                  // if todo has associated start date
 
     int mSecrecy;
     int mPriority;                        // 1 = highest, 2 = less, etc.
 
     //QPtrList<Alarm> mAlarms;
-    Recurrence *mRecurrence;
     
     QString mLocation;
 };
 
 bool operator==( const Incidence&, const Incidence& );
 
diff --git a/libkcal/kincidenceformatter.cpp b/libkcal/kincidenceformatter.cpp
index 9359fad..f8f40f1 100644
--- a/libkcal/kincidenceformatter.cpp
+++ b/libkcal/kincidenceformatter.cpp
@@ -102,13 +102,13 @@ void KIncidenceFormatter::setEvent(Event *event)
     }
     if (!event->location().isEmpty()) {
         addTag("b",i18n("Location: "));
         mText.append(deTag(event->location())+"<br>");
     }
 
-    if (event->recurrence()->doesRecur()) {
+    if (event->doesRecur()) {
 
         QString recurText = event->recurrence()->recurrenceText();
         addTag("p","<em>" + i18n("This is a %1 recurring event.").arg(recurText ) + "</em>");
 
  bool ok;
         QDate start = QDate::currentDate();
@@ -213,13 +213,13 @@ void KIncidenceFormatter::setTodo(Todo *event )
         addTag("i",i18n("This todo has been cancelled!"));
         mText.append("<br>");
         mText += "</font>";
     }
    
    
-    if (event->recurrence()->doesRecur()) {
+    if (event->doesRecur()) {
 
         QString recurText = event->recurrence()->recurrenceText();
         addTag("p","<em>" + i18n("This is a %1 recurring todo.").arg(recurText ) + "</em>");
     } 
         
     if (event->hasStartDate()) {
diff --git a/libkcal/vcalformat.cpp b/libkcal/vcalformat.cpp
index 8efc1ea..2e19740 100644
--- a/libkcal/vcalformat.cpp
+++ b/libkcal/vcalformat.cpp
@@ -389,13 +389,13 @@ VObject *VCalFormat::eventToVTodo(const Todo *anEvent)
     addPropValue(vtodo, XPilotStatusProp, tmpStr.local8Bit());
   }
 
   return vtodo;
 }
 
-VObject* VCalFormat::eventToVEvent(const Event *anEvent)
+VObject* VCalFormat::eventToVEvent(Event *anEvent)
 {
   VObject *vevent;
   QString tmpStr;
  
   vevent = newVObject(VCEventProp);
 
@@ -456,13 +456,13 @@ VObject* VCalFormat::eventToVEvent(const Event *anEvent)
       addPropValue(aProp, VCRSVPProp, curAttendee->RSVP() ? "TRUE" : "FALSE");
       addPropValue(aProp, VCStatusProp, writeStatus(curAttendee->status()));
     }
   }
 
   // recurrence rule stuff
-  if (anEvent->recurrence()->doesRecur()) {
+  if (anEvent->doesRecur()) {
     // some more variables
     QPtrList<Recurrence::rMonthPos> tmpPositions;
     QPtrList<int> tmpDays;
     int *tmpDay;
     Recurrence::rMonthPos *tmpPos;
     QString tmpStr2;
diff --git a/libkcal/vcalformat.h b/libkcal/vcalformat.h
index c7df017..6dae3d2 100644
--- a/libkcal/vcalformat.h
+++ b/libkcal/vcalformat.h
@@ -71,13 +71,13 @@ class VCalFormat : public CalFormat {
     Todo *VTodoToEvent(VObject *vtodo);
     /** translates a VObject into a Event and returns a pointer to it. */
     Event *VEventToEvent(VObject *vevent);
     /** translate a Event into a VTodo-type VObject and return pointer */
     VObject *eventToVTodo(const Todo *anEvent);
     /** translate a Event into a VObject and returns a pointer to it. */
-    VObject* eventToVEvent(const Event *anEvent);
+    VObject* eventToVEvent(Event *anEvent);
 
     /** takes a QDate and returns a string in the format YYYYMMDDTHHMMSS */
     QString qDateToISO(const QDate &);
     /** takes a QDateTime and returns a string in format YYYYMMDDTHHMMSS */
     QString qDateTimeToISO(const QDateTime &, bool zulu=TRUE);
     /** takes a string in the format YYYYMMDDTHHMMSS and returns a