7 files changed, 243 insertions, 68 deletions

diff --git a/bin/kdepim/korganizer/germantranslation.txt b/bin/kdepim/korganizer/germantranslation.txt
index b225594..43bc343 100644
--- a/bin/kdepim/korganizer/germantranslation.txt
+++ b/bin/kdepim/korganizer/germantranslation.txt
@@ -1472,49 +1472,46 @@
 { "<b>WARNING:</b> There is a pending suspended alarm!","<b>WARNUNG:</b> Es gibt einen laufenden Suspendalarm!" },
 { "Pending Suspend Alarm","Laufender Suspend Alarm" },
 { "Error loading calendar %1","Fehler beim Laden von Kalender %1" },
 { "Calendar(s) not loaded:","Nicht geladene(r) Kalender:" },
 { "Loding of calendar(s) failed","Laden von Kalendern fehlgeschlagen" },
 { "Alarm Options","Alarm Einstellungen" },
 { "Delete selected...","Lösche Ausgewählte..." },
 { "None","Nichts" },
 { "Selection","Auswahl" },
 { "Set categories","Setze Kategorien" },
 { "This adds the selected\nitems to the calendar\n%1\nand removes them from\ntheir current calendar!","Das fügt die ausgewählten\nEinträge dem Kalender\n%1\nhinzu und entfernt sie von\nihrem aktuellen Kalender!" },
 { "Reset","Neu setzen" },
 { "Do you want to <b>add</b> categories to the selected items or <b>reset</b> the list (i.e. remove current categories)?","Möchten Sie Kategorien zu den ausgewählten Einträgen <b>hinzufügen</b> oder die Liste <b>neu setzen</b> (d.h. vorhandene Kategorien löschen)?" },
 { "The file\n%1\ndoes not exist!\nShall I create it for you?","Die Datei\n%1\nexistiert nicht!\nSoll sie neu angelegt werden?" },
 { "Sorry, cannot create the file\n%1!\nNo calendar added!","Kann leider die Datei\n%1\nnicht anlegen!\nKein Kalender hinzugefügt!" },
 { "\nNO\n WRITEABLE\n   CALENDAR\n      FOUND!\n\nPlease fix your calendar settings!\n","\nKEIN\n  SCHREIBBARER\n    KALENDER\n      GEFUNDEN!\n\nBitte korrigieren Sie\nihre Kalendereinstellungen!\n" },
 { "\nThe file\n%1\non disk has changed!\nFile size: %2 bytes.\nLast modified: %3\nDo you want to:\n\n - Save and overwrite file?\n - Sync with file, then save?\n - Cancel without saving? \n","\nDie Datei\n%1\nwurde verändert!\nDatei Grösse: %2 Bytes.\nZuletzt geändert: %3\nMöchten Sie:\n\n - Speichern und die Datei überschreiben?\n - Mit Datei Synchronisieren, dann speichern?\n - Abbrechen ohne zu speichern? \n" },
 { "Edit","Edit" },
 { "Last Modified","Zuletzt geändert" },
 { "Journal viewer","Journal Anzeige" },
 { "Configure Calendar Files...","Konfiguriere Kalenderdateien..." },
 { "You can use and display <b>more than one</b> calendar file in KO/Pi. A calendar file is called a <b>resource</b>. To add a calendar or change calendar settings please use menu: <b>View -> Toggle Resource View</b>.","Sie können <b>mehr als eine</b> Kalenderdatei in KO/Pi darstellen und benutzen. Eine Kalenderdatei wird <b>Resource</b> genannt. Um einen Kalender hinzuzufügen oder die Kalendereinstellungen zu ändern benutzen Sie bitte das Menu: <b>Ansicht -> Resourcenansicht umschalten</b>." },
 { "Hide Completed","Verstecke erledigte Todos" },
 { "Show not Running","Zeige nicht Laufende" },
 { "Click to add new Todo","Klick für neues Todo!" },
 { "Show next conflict for","Zeige nächsten Konflikt für" },
 { "All events","Alle Termine" },
 { "Allday events","Ganztagestermine" },
 { "Events with time","Termine mit Zeit" },
 { "No conflict found within the next two years","Kein Konflikt innerhalb der nächsten zwei Jahre gefunden" },
 { "Conflict %1 <-> %2","Konflikt %1 <-> %2" },
 { "<p><b>Q</b>: Show next date with conflicting events\n ","<p><b>Q</b>: Zeige nächstes Datum mit Terminen im Konflikt\n " },
+{ "Week view mode uses row layout","Wochenansicht Modus nutzt Reihenlayout" },
+{ "The event\n%1\nconflicts with event\n%2\nat date\n%3.\n","Der Termin\n%1\nist im Konflikt mit Termin\n%2\nam Datum\n%3.\n" },
+{ "KO/Pi Conflict delected","KO/Pi Konflikt erkannt" },
+{ "Show date","Zeige Datum" },
+{ "No problem!","Kein Problem!" },
 { "","" },
 { "","" },
 { "","" },
 { "","" },
 { "","" },
 { "","" },
 { "","" },
 { "","" },
 { "","" },
-{ "","" },
-{ "","" },
-{ "","" },
-{ "","" },
-{ "","" },
-
-
-
diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index e766b8f..65750af 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -627,113 +627,170 @@ void CalendarView::init()
     mRecheckAlarmTimer = new QTimer( this );
     connect( mRecheckAlarmTimer, SIGNAL(  timeout ()  ), SLOT( recheckTimerAlarm() ) );
     connect( mSuspendTimer, SIGNAL(  timeout ()  ), SLOT( suspendAlarm() ) );
     connect( mAlarmTimer, SIGNAL(  timeout ()  ), SLOT( timerAlarm() ) );
     mAlarmDialog = new AlarmDialog( this );
     connect( mAlarmDialog, SIGNAL( addAlarm(const QDateTime &, const QString &  ) ), SLOT( addSuspendAlarm(const QDateTime &, const QString &  ) ) );
     mAlarmDialog->setServerNotification( false );
     mAlarmDialog->setSuspendTime( KOPrefs::instance()->mAlarmSuspendTime );
 
 
 #ifndef DESKTOP_VERSION
 //US listen for arriving address resultsets
   connect(ExternalAppHandler::instance(), SIGNAL(receivedBirthdayListEvent(const QString&, const QStringList&, const QStringList&, const QStringList&, const QStringList&, const QStringList&, const QStringList&)),
           this, SLOT(insertBirthdays(const QString&, const QStringList&, const QStringList&, const QStringList&, const QStringList&, const QStringList&, const QStringList&)));
 #endif
   mDateNavigator->setCalendar( mCalendar );
 }
 
 
 CalendarView::~CalendarView()
 {
     // kdDebug() << "~CalendarView()" << endl;
     //qDebug("CalendarView::~CalendarView() ");
     delete mDialogManager;
     delete mViewManager;
     delete mStorage;
     delete mDateFrame ;
     delete mEventViewerDialog;
     //kdDebug() << "~CalendarView() done" << endl;
 }
 void CalendarView::nextConflict( bool all, bool allday )
 {
-    QDate start = mNavigator->selectedDates().first().addDays(1);
+    
+    QPtrList<Event> testlist = mCalendar->events();
+    Event * test = testlist.first();
+    while ( test ) {
+        test->setTagged( false );
+    }
+    QDateTime startDT = QDateTime (mNavigator->selectedDates().first().addDays(1), QTime ( 0,0,0));
+    QDateTime conflict;
+    QDateTime retVal;
+    bool found = false;
+    Event * cE = 0;
+    QPtrList<Event> testlist2 = testlist;
+    while ( test ) {
+        Event * test2 = testlist2.first();
+        while ( test2 ) {
+            if ( !test2->isTagged() ) {
+                if ( test->isOverlapping ( test2, &retVal, true ) ) {
+                    if ( ! found ) {
+                        if ( retVal >= startDT ) {
+                            conflict = retVal; 
+                            cE = test;
+                            found = true;
+                        }
+                    } else {
+                        if ( retVal >= startDT && retVal < conflict ) {
+                            conflict = retVal; 
+                            cE = test;
+                        }
+                    }
+                }
+            }
+            test2 = testlist2.next();
+        }
+        test->setTagged( true );
+        test = testlist.next();
+    }
+    if ( found ) {
+        if ( mViewManager->currentView() != mViewManager->agendaView() || mNavigator->selectedDates().count() > 1 )
+            mViewManager->showDayView();
+        mNavigator->slotDaySelect( conflict.date() );
+        int hour = conflict.time().hour();
+        mViewManager->agendaView()->setStartHour( hour  );
+        topLevelWidget()->setCaption( i18n("Conflict %1 <-> %2"). arg( mConflictingEvent->summary().left( 20 ) ).arg( cE->summary().left( 20 ) ) );
+        return;
+    }
+
+    topLevelWidget()->setCaption( i18n("No conflict found within the next two years") );
+    qDebug("No conflict found ");
+    return;
+
+
+
+
+
+#if 0
+
+
     QDate end = start.addDays( 365*2);
     while ( start < end ) {
         QPtrList<Event> eventList = calendar()->events( start );
         Event * ev = eventList.first(); 
         QPtrList<Event> test =  eventList;
         while ( ev ) {
             //qDebug("found %d on %s ", eventList.count(), start.toString().latin1());
             Event * t_ev =  test.first();
             QDateTime es =  ev->dtStart();
             QDateTime ee =  ev->dtEnd();
             if ( ev->doesFloat() )
                 ee = ee.addDays( 1 );
             if ( ! all ) {
                 if ( ev->doesFloat() != allday ) 
                     t_ev = 0;
             }
             while ( t_ev ) {
                 bool skip = false;
                 if ( ! all ) {
                     if ( t_ev->doesFloat() != allday ) 
                         skip = true;
                 }
                 if ( !skip && ev != t_ev ) {
                     QDateTime ets =  t_ev->dtStart();
                     QDateTime ete =  t_ev->dtEnd();
                     if ( t_ev->doesFloat() )
                         ete = ete.addDays( 1 );
                     //qDebug("test %s -- %s -------- %s -- %s ", es.toString().latin1() , ee.toString().latin1(),  ets.toString().latin1() , ete.toString().latin1()  );
                     if ( es < ete && ets < ee ) {
                         if ( mViewManager->currentView() != mViewManager->agendaView() || mNavigator->selectedDates().count() > 1 )
                             mViewManager->showDayView();
                         mNavigator->slotDaySelect( start );
                         int hour = es.time().hour();
                         if ( ets > es )
                             hour = ets.time().hour();
                         mViewManager->agendaView()->setStartHour( hour  );
                         topLevelWidget()->setCaption( i18n("Conflict %1 <-> %2"). arg( ev->summary().left( 20 ) ).arg( t_ev->summary().left( 20 ) ) );
                         return;
                     }
                 }
                 t_ev =  test.next(); 
             }
             ev = eventList.next();
         } 
         start = start.addDays( 1 );
     }
     topLevelWidget()->setCaption( i18n("No conflict found within the next two years") );
     qDebug("No conflict found ");
+#endif
 }
 
 void CalendarView::conflictAll()
 {
     nextConflict ( true, true );
 }
 void CalendarView::conflictAllday()
 {
     nextConflict ( false, true );
 }
 void CalendarView::conflictNotAll()
 {
     nextConflict ( false, false );
 }
 
 void CalendarView::setCalReadOnly( int id, bool readO )
 {
     if ( readO ) {
         emit save();
     }
     mCalendar->setReadOnly( id, readO );   
 }
 void CalendarView::setScrollBarStep(int val )
 {
 #ifdef DESKTOP_VERSION
     mDateScrollBar->setLineStep ( val );
 #endif
 }
 void CalendarView::scrollBarValue(int val )
 {
 #ifdef DESKTOP_VERSION
     if ( QApplication::desktop()->width() < 800 ) return;
@@ -2666,162 +2723,142 @@ void CalendarView::eventDeleted()
 void CalendarView::changeTodoDisplay(Todo *which, int action)
 {
     changeIncidenceDisplay((Incidence *)which,  action);
     mDateNavigator->updateView(); //LR
     //mDialogManager->updateSearchDialog();
 
     if (which) {
         mViewManager->updateWNview();
         //mTodoList->updateView();
     }
    
 }
 
 void CalendarView::changeIncidenceDisplay(Incidence *which, int action)
 {
     updateUnmanagedViews();
     //qDebug(" CalendarView::changeIncidenceDisplay++++++++++++++++++++++++++  %d  %d ",which, action );
     if ( action == KOGlobals::EVENTDELETED ) { //delete
         mCalendar->checkAlarmForIncidence( 0, true );
         if ( mEventViewerDialog )
             mEventViewerDialog->hide();
     } 
     else
         mCalendar->checkAlarmForIncidence( which , false );
 }
 
 // most of the changeEventDisplays() right now just call the view's
 // total update mode, but they SHOULD be recoded to be more refresh-efficient.
 void CalendarView::changeEventDisplay(Event *which, int action)
 {
     //  kdDebug() << "CalendarView::changeEventDisplay" << endl;
     changeIncidenceDisplay((Incidence *)which,  action);
-
-
     static bool clearallviews = false;
     if ( KOPrefs::instance()->mGlobalUpdateDisabled ) {
         if ( clearallviews ) {
             clearAllViews();
             clearallviews = false;
         }
         return;
     }
     clearallviews = true;
-
-
-
     mDateNavigator->updateView();
     //mDialogManager->updateSearchDialog();
-
     if (which) {
         // If there is an event view visible update the display
         mViewManager->currentView()->changeEventDisplay(which,action);
         // TODO: check, if update needed
         //    if (which->getTodoStatus()) {
         mTodoList->updateView();
         if (  action != KOGlobals::EVENTDELETED ) {
             mConflictingEvent = which ;
             QTimer::singleShot( 1000, this, SLOT ( checkConflictForEvent() ) );
         }
         //    }
     } else {
         mViewManager->currentView()->updateView();
     }
 }
 void CalendarView::checkConflictForEvent()
 {
 
     if (!KOPrefs::instance()->mConfirm)
         return;
     if ( ! mConflictingEvent ) return;
     if ( mConflictingEvent->doesFloat() )  {
         mConflictingEvent = 0;
         return;
     }
-    bool all = false;
-    bool allday = false;
-    Event * ev = mConflictingEvent; 
-    mConflictingEvent = 0;
-    QDate start = ev->dtStart().date();
-    QDate end = ev->dtEnd().date().addDays(1);
-    while ( start < end ) {
-        QPtrList<Event> test = calendar()->events( start );
-        //qDebug("found %d on %s ", eventList.count(), start.toString().latin1());
-        Event * t_ev =  test.first();
-        QDateTime es =  ev->dtStart();
-        QDateTime ee =  ev->dtEnd();
-        if ( ev->doesFloat() )
-            ee = ee.addDays( 1 );
-        if ( ! all ) {
-            if ( ev->doesFloat() != allday ) 
-                t_ev = 0;
-        }
-        while ( t_ev ) {
-            bool skip = false;
-            if ( ! all ) {
-                if ( t_ev->doesFloat() != allday ) 
-                    skip = true;
-            }
-            if ( !skip && ev != t_ev ) {
-                QDateTime ets =  t_ev->dtStart();
-                QDateTime ete =  t_ev->dtEnd();
-                if ( t_ev->doesFloat() )
-                    ete = ete.addDays( 1 );
-                //qDebug("test %s -- %s -------- %s -- %s ", es.toString().latin1() , ee.toString().latin1(),  ets.toString().latin1() , ete.toString().latin1()  );
-                if ( es < ete && ets < ee ) {
-                    QString mess = i18n("The event\n%1\nconflicts with event\n%2\nat date\n%3.\n").arg(KGlobal::formatMessage ( ev->summary(),0 ) ).arg( KGlobal::formatMessage ( t_ev->summary(),0 )).arg(KGlobal::locale()->formatDate(start) ) ;
-                    qApp->processEvents();
-                    int km = KMessageBox::warningContinueCancel(this,mess,
-                                                                i18n("KO/Pi Conflict delected"),i18n("Show date"),i18n("No problem!"));
-                    if ( km != KMessageBox::Continue )
-                        return;
-
-                    if ( mViewManager->currentView() != mViewManager->agendaView() || mNavigator->selectedDates().count() > 1 )
-                        mViewManager->showDayView();
-                    mNavigator->slotDaySelect( start );
-                    int hour = es.time().hour();
-                    if ( ets > es )
-                        hour = ets.time().hour();
-                    mViewManager->agendaView()->setStartHour( hour  );
-                    topLevelWidget()->setCaption( i18n("Conflict %1 <-> %2"). arg( ev->summary().left( 20 ) ).arg( t_ev->summary().left( 20 ) ) );
-                    return;
+    QPtrList<Event> testlist = mCalendar->events();
+    Event * test = testlist.first();
+    QDateTime conflict;
+    QDateTime retVal;
+    bool found = false;
+    Event * cE = 0;
+    while ( test ) {
+        if ( !test->doesFloat() ) {
+            if ( mConflictingEvent->isOverlapping ( test, &retVal, true ) ) {
+                if ( ! found ) {
+                    conflict = retVal; 
+                    cE = test;
+                } else {
+                    if ( retVal < conflict ) {
+                        conflict = retVal; 
+                        cE = test;
+                    }
                 }
+                found = true;
             }
-            t_ev =  test.next(); 
         }
-        start = start.addDays( 1 );
+        test = testlist.next();
     }
-    qDebug("No conflict found ");
-    
+    if ( found ) {
+        QString mess = i18n("The event\n%1\nconflicts with event\n%2\nat date\n%3.\n").arg(KGlobal::formatMessage ( mConflictingEvent->summary(),0 ) ).arg( KGlobal::formatMessage ( cE->summary(),0 )).arg(KGlobal::locale()->formatDate(conflict.date()) ) ;
+        qApp->processEvents();
+        int km = KMessageBox::warningContinueCancel(this,mess,
+                                                    i18n("KO/Pi Conflict delected"),i18n("Show date"),i18n("No problem!"));
+        if ( km != KMessageBox::Continue )
+            return;
 
+        if ( mViewManager->currentView() != mViewManager->agendaView() || mNavigator->selectedDates().count() > 1 )
+            mViewManager->showDayView();
+        mNavigator->slotDaySelect( conflict.date() );
+        int hour = conflict.time().hour();
+        mViewManager->agendaView()->setStartHour( hour  );
+        topLevelWidget()->setCaption( i18n("Conflict %1 <-> %2"). arg( mConflictingEvent->summary().left( 20 ) ).arg( cE->summary().left( 20 ) ) );
+        return;
+    }
+
+    return;
+   
 }
 
 void CalendarView::updateTodoViews()
 {
     mTodoList->updateView();
     mViewManager->currentView()->updateView();
  
 }
 
 
 
 void CalendarView::clearAllViews()
 {
     mTodoList->clearList();
     mViewManager->clearAllViews();
     SearchDialog * sd = mDialogManager->getSearchDialog();
     if ( sd ) {
         KOListView* kol = sd->listview();
         if ( kol )
             kol->clearList();
     }
 }
 void CalendarView::updateView()
 {
     static bool clearallviews = false;
     if ( KOPrefs::instance()->mGlobalUpdateDisabled ) {
         if ( clearallviews ) {
             clearAllViews();
             clearallviews = false;
         }
         return;
     }
diff --git a/korganizer/kotodoview.cpp b/korganizer/kotodoview.cpp
index 2c017e1..c2ad886 100644
--- a/korganizer/kotodoview.cpp
+++ b/korganizer/kotodoview.cpp
@@ -373,64 +373,68 @@ void KOTodoListView::contentsMouseMoveEvent(QMouseEvent* e)
       ICalDrag *vd = factory.createDrag(
                           ((KOTodoViewItem *)item)->todo(),viewport());
       internalDrop = false;
       // we cannot do any senseful here, because the DnD is still broken in Qt
       if (vd->drag()) {
           if ( !internalDrop ) {
               //emit deleteTodo( ((KOTodoViewItem *)item)->todo() );
               qDebug("Dnd: External move: Delete drag source "); 
           } else
               qDebug("Dnd: Internal move ");
           
       } else {
           if ( !internalDrop ) {
               qDebug("Dnd: External Copy");
           } else
               qDebug("DnD: Internal copy: Copy pending");
       }
     }
   } 
 #endif
 }
 void KOTodoListView::keyReleaseEvent ( QKeyEvent *e ) 
 {
     if ( !e->isAutoRepeat() ) {
         mFlagKeyPressed = false;
     }
 }
 
 
 void KOTodoListView::keyPressEvent ( QKeyEvent * e )
 {
     qApp->processEvents();
+    if ( !isVisible() ) {
+        e->ignore();
+        return;
+    }
     if ( e->isAutoRepeat() && !mFlagKeyPressed ) {
         e->ignore();
         // qDebug("  ignore  %d",e->isAutoRepeat()  );
         return;
     }
     if (! e->isAutoRepeat() )
         mFlagKeyPressed = true;
     QListViewItem* cn;
     if ( e->key() == Qt::Key_Return || e->key() == Qt::Key_Enter ) {
         cn = currentItem();
         if ( cn ) {
             KOTodoViewItem* ci = (KOTodoViewItem*)( cn ); 
             if ( ci ){
                 if ( e->state() == ShiftButton )
                     ci->setOn( false );
                 else
                     ci->setOn( true );
                 cn = cn->itemBelow();
                 if ( cn ) {
                     setCurrentItem ( cn );
                     ensureItemVisible ( cn );
                 }
                 
             }
         }
         
         return;
     }
    
     if ( e->state() == Qt::ControlButton || e->state() == Qt::ShiftButton || mName != "todolistsmall"  ) {
         switch ( e->key() ) {
         case Qt::Key_Down:
@@ -1570,72 +1574,82 @@ void KOTodoView::addQuickTodoPar( Todo * parentTodo)
 {
     Todo *todo = new Todo();
     todo->setSummary(mQuickAdd->text());
     todo->setOrganizer(KOPrefs::instance()->email());
     if ( parentTodo ) {
         todo->setRelatedTo(parentTodo);
 
         todo->setCategories (parentTodo->categoriesStr ());
         todo->setSecrecy (parentTodo->secrecy ());
         if ( parentTodo->priority() < 3 )
             todo->setPriority( parentTodo->priority() );
         todo->setCalID( parentTodo->calID() );
     } else {
         CalFilter * cf = mCalendar->filter();
         if ( cf ) {
             if ( cf->isEnabled()&& cf->showCategories()) {
                 todo->setCategories(cf->categoryList());
             }
             if ( cf->isEnabled() )
                 todo->setSecrecy( cf->getSecrecy());
         }
     }
     mCalendar->addTodo(todo);
     mQuickAdd->setText("");
     todoModified (todo,  KOGlobals::EVENTADDED );
     updateView();
 
 }
 void KOTodoView::keyPressEvent ( QKeyEvent * e )
 {  
     //    e->ignore();
     //return;
-    //qDebug("KOTodoView::keyPressEvent  ");
+    //qDebug("KOTodoView::keyPressEvent  "); 
+    if ( !isVisible() ) {
+        e->ignore();
+        return;
+    }
     switch ( e->key() ) {
     case Qt::Key_Down:
     case Qt::Key_Up:
         QWidget::keyPressEvent (  e );
         break; 
    
     case Qt::Key_Q:
+
+
+        if ( e->state() == Qt::ControlButton || e->state() == Qt::ShiftButton ) {
+            e->ignore();
+            break; 
+        }
         toggleQuickTodo();
         break; 
     case Qt::Key_U:
         if ( e->state() == Qt::ControlButton||  e->state() == Qt::ShiftButton ) {
             mActiveItem = (KOTodoViewItem*)mTodoListView->currentItem();
             unparentTodo();
             e->accept();
         } else
             e->ignore();
         break; 
     case Qt::Key_S:
         if ( e->state() == Qt::ControlButton ) {
             e->ignore();
             break; 
         }
         if ( e->state() == Qt::ShiftButton ) {
             mActiveItem = (KOTodoViewItem*)mTodoListView->currentItem();
             reparentTodo();
             e->accept();
         } else
             e->ignore();
         break; 
     case Qt::Key_P:
         if ( e->state() == Qt::ControlButton||  e->state() == Qt::ShiftButton ) {
             mActiveItem = (KOTodoViewItem*)mTodoListView->currentItem();
             if ( pendingSubtodo )
                 itemClicked(mActiveItem);
             e->accept();
         } else
             e->ignore();
         break;  
     case Qt::Key_Escape:
diff --git a/libkcal/event.cpp b/libkcal/event.cpp
index 7cd81fa..235ae55 100644
--- a/libkcal/event.cpp
+++ b/libkcal/event.cpp
@@ -142,64 +142,179 @@ void Event::setHasEndDate(bool b)
 {
   mHasEndDate = b;
 }
 
 bool Event::hasEndDate() const
 {
   return mHasEndDate;
 }
 
 bool Event::isMultiDay() const
 {
   bool multi = !(dtStart().date() == dtEnd().date());
   return multi;
 }
 
 void Event::setTransparency(Event::Transparency transparency)
 {
   if (mReadOnly) return;
   mTransparency = transparency;
   updated();
 }
 
 Event::Transparency Event::transparency() const
 {
   return mTransparency;
 }
 
 void Event::setDuration(int seconds)
 {
   setHasEndDate(false);
   Incidence::setDuration(seconds);
 }
+bool Event::isOverlapping (  Event* testEvent,  QDateTime* overlapDT, bool inFutureOnly )
+{
+    if ( testEvent == this )
+        return false;
+    if ( ! doesRecur() && !testEvent->doesRecur() ) {
+        QDateTime te;
+        if ( testEvent->doesFloat() )
+            te = testEvent->mDtEnd.addDays( 1 );
+        else
+            te = testEvent->mDtEnd;
+        QDateTime e; 
+        if ( doesFloat() )
+            e = mDtEnd.addDays( 1 );
+        else
+            e = mDtEnd;
+        if ( mDtStart < te && testEvent->mDtStart < e ) {
+            if ( mDtStart < testEvent->mDtStart )
+                *overlapDT =  testEvent->mDtStart;
+            else
+                *overlapDT =  mDtStart;
+            if ( inFutureOnly )
+                return (*overlapDT >= QDateTime::currentDateTime() );
+            return true;
+        }
+        return false;
+    }
+    Event *nonRecur = 0;
+    Event *recurEvent = 0;
+    if ( ! doesRecur() ) {
+        nonRecur = this;
+        recurEvent = testEvent;
+    }
+    else if ( !testEvent->doesRecur() ) {
+        nonRecur = testEvent;
+        recurEvent = this;
+    }
+    if ( nonRecur ) {
+        QDateTime enr; 
+        if ( nonRecur->doesFloat() )
+            enr = nonRecur->mDtEnd.addDays( 1 );
+        else
+            enr = nonRecur->mDtEnd;
+        if ( enr < recurEvent->mDtStart )
+            return false;
+        if ( inFutureOnly && enr < QDateTime::currentDateTime() )
+            return false;
+        int recDuration = recurEvent->mDtStart.secsTo( recurEvent->mDtEnd );
+        if ( recurEvent->doesFloat() )
+            recDuration += 86400;
+        bool ok = true;
+        QDateTime recStart = recurEvent->mDtStart.addSecs( -300);;
+        while ( ok ) {
+            recStart = recurEvent->getNextOccurence( recStart.addSecs( 60 ), &ok );
+            if ( ok ) {
+                if ( recStart > enr )
+                    return false;
+                QDateTime recEnd = recStart.addSecs( recDuration  );
+                if ( nonRecur->mDtStart < recEnd && recStart < nonRecur->mDtEnd ) {
+                    if ( nonRecur->mDtStart < recStart )
+                        *overlapDT =  recStart;
+                    else
+                        *overlapDT =  nonRecur->mDtStart;
+                    if ( inFutureOnly ) {
+                        if ( *overlapDT >= QDateTime::currentDateTime() )
+                            return true;
+                    } else
+                        return true;
+                }
+            }
+        }
+        return false;
+    }
+    
+    QDateTime incidenceStart = mDtStart;
+    int duration = mDtStart.secsTo( mDtEnd );
+    if ( doesFloat() )
+            duration += 86400;
+    QDateTime testincidenceStart = testEvent->mDtStart;
+    int testduration = testEvent->mDtStart.secsTo( testEvent->mDtEnd );
+    if ( testEvent->doesFloat() )
+            testduration += 86400;
+    bool computeThis = false;
+    if ( incidenceStart < testincidenceStart )
+        computeThis = true;
+    bool ok = true;
+    if ( computeThis )
+        incidenceStart = incidenceStart.addSecs( -300 );
+    else
+        testincidenceStart = testincidenceStart.addSecs( -300 );
+    int count = 0;
+    while ( ok ) {
+        ++count;
+        if ( count > 1000 ) break;
+        if ( computeThis )
+            incidenceStart = getNextOccurence( incidenceStart.addSecs( 60 ), &ok );
+        else
+            testincidenceStart = testEvent->getNextOccurence( testincidenceStart.addSecs( 60 ), &ok );
+        if ( ok ) {
+            if ( incidenceStart < testincidenceStart.addSecs( testduration ) && testincidenceStart < incidenceStart.addSecs( duration ) ) {
+                if ( incidenceStart < testincidenceStart )
+                    *overlapDT =  testincidenceStart;
+                else
+                    *overlapDT =  incidenceStart; 
+                if ( inFutureOnly ) {
+                    if ( *overlapDT >= QDateTime::currentDateTime() )
+                        return true;
+                } else
+                    return true;
+            }
+            computeThis =  ( incidenceStart < testincidenceStart );
+        }
+        
+    }
+    return false;
+}
 QDateTime Event::getNextAlarmDateTime( bool * ok, int * offset, QDateTime start_dt ) const
 {
     *ok = false;
     if ( !alarmEnabled() )
         return QDateTime ();
     bool yes;
      QDateTime incidenceStart = getNextOccurence( start_dt, &yes );
      if ( ! yes || cancelled() ) {
          *ok = false;
          return QDateTime ();
      }
   
      bool enabled = false;
      Alarm* alarm;
      int off = 0;
      QDateTime alarmStart = QDateTime::currentDateTime().addDays( 3650 );;
     //  if ( QDateTime::currentDateTime() > incidenceStart ){
 //          *ok = false;
 //          return incidenceStart;
 //      }
      for (QPtrListIterator<Alarm> it(mAlarms); (alarm = it.current()) != 0; ++it) {
          if (alarm->enabled()) {
              if ( alarm->hasTime () ) {
                  if ( alarm->time() < alarmStart ) {
                      alarmStart = alarm->time();
                      enabled = true;
                      off = alarmStart.secsTo( incidenceStart );
                  }
 
              } else {
                  int secs = alarm->startOffset().asSeconds();
                  if ( incidenceStart.addSecs( secs ) < alarmStart ) {
diff --git a/libkcal/event.h b/libkcal/event.h
index 287d403..80c11c4 100644
--- a/libkcal/event.h
+++ b/libkcal/event.h
@@ -45,47 +45,49 @@ class Event : public Incidence
     Incidence *clone();
     QDateTime getNextAlarmDateTime( bool * ok, int * offset ,QDateTime start_dt  ) const;
 
     /** for setting an event's ending date/time with a QDateTime. */
     void setDtEnd(const QDateTime &dtEnd);
     /** Return the event's ending date/time as a QDateTime. */
     virtual QDateTime dtEnd() const;
     /** returns an event's end time as a string formatted according to the
      users locale settings */
     QString dtEndTimeStr() const;
     /** returns an event's end date as a string formatted according to the
      users locale settings */
     QString dtEndDateStr(bool shortfmt=true) const;
     /** returns an event's end date and time as a string formatted according
      to the users locale settings */
     QString dtEndStr(bool shortfmt=true) const;
     void setHasEndDate(bool);
     /** Return whether the event has an end date/time. */
     bool hasEndDate() const;
 
     /** Return true if the event spans multiple days, otherwise return false. */
     bool isMultiDay() const;
 
     /** set the event's time transparency level. */
     void setTransparency(Transparency transparency);
     /** get the event's time transparency level. */
     Transparency transparency() const;
 
     void setDuration(int seconds);
 
     bool contains ( Event*);
 
+    bool isOverlapping (  Event*,  QDateTime*, bool inFutureOnly );
+
   private:
     bool accept(Visitor &v) { return v.visit(this); }
 
     QDateTime mDtEnd;
     bool mHasEndDate;
     Transparency mTransparency;
 };
 
 bool operator==( const Event&, const Event& );
 
 
 }
 
 
 #endif
diff --git a/libkcal/incidencebase.cpp b/libkcal/incidencebase.cpp
index 96039df..dcead02 100644
--- a/libkcal/incidencebase.cpp
+++ b/libkcal/incidencebase.cpp
@@ -110,64 +110,72 @@ bool KCal::operator==( const IncidenceBase& i1, const IncidenceBase& i2 )
     qDebug("3 %d ",i1.hasDuration() == i2.hasDuration() );
     qDebug("1 %d ",i1.pilotId() == i2.pilotId() );
     qDebug("1 %d %d %d",i1.syncStatus() == i2.syncStatus() , i1.syncStatus(),i2.syncStatus() );
     qDebug("6 %d ",i1.organizer() == i2.organizer() );
   
 #endif
     if ( i1.hasDuration() == i2.hasDuration() ) {
         if ( i1.hasDuration() ) {
             if ( i1.duration() != i2.duration() )
                 return false;
         }
     } else {
         return false;
     }
 
     return ( i1.organizer() == i2.organizer() &&
              // i1.uid() == i2.uid() &&
              // Don't compare lastModified, otherwise the operator is not
              // of much use. We are not comparing for identity, after all.
              i1.doesFloat() == i2.doesFloat() &&
              i1.pilotId() == i2.pilotId() );// &&  i1.syncStatus() == i2.syncStatus() );
     // no need to compare mObserver
 }
 
   
 QDateTime IncidenceBase::getEvenTime( QDateTime dt )
 {
     QTime t =  dt.time();
     dt.setTime( QTime (t.hour (), t.minute (), t.second () )  );
     return dt;
 }     
 
+bool IncidenceBase::isTagged() const
+{
+    return mIsTagged;
+}
+void IncidenceBase::setTagged( bool b)
+{
+    mIsTagged = b;
+}
 void IncidenceBase::setCalID( int id )
 {
     if ( mCalID > 0 )
         updated();
     mCalID = id;
 }
 int IncidenceBase::calID() const
 {
     return mCalID;
 }
 void IncidenceBase::setCalEnabled( bool b )
 {
     mCalEnabled = b;
 }
 bool IncidenceBase::calEnabled() const
 {
     return mCalEnabled;
 }
 
 void IncidenceBase::setAlarmEnabled( bool b )
 {
     mAlarmEnabled = b;
 }
 bool IncidenceBase::alarmEnabled() const
 {
     return mAlarmEnabled;
 }
 
 
 void IncidenceBase::setUid(const QString &uid)
 {
   mUid = uid;
diff --git a/libkcal/incidencebase.h b/libkcal/incidencebase.h
index dc6024a..bccf287 100644
--- a/libkcal/incidencebase.h
+++ b/libkcal/incidencebase.h
@@ -118,66 +118,68 @@ class IncidenceBase : public CustomProperties
 
     /** pilot syncronization states */
     enum { SYNCNONE = 0, SYNCMOD = 1, SYNCDEL = 3 };
     /** Set synchronisation satus. */
     void setSyncStatus(int stat);
     /** Return synchronisation status. */
     int syncStatus() const;
 
     /** Set Pilot Id. */
     void setPilotId(int id);
     /** Return Pilot Id. */
     int pilotId() const;
 
     void setTempSyncStat(int id);
     int tempSyncStat() const;
     void setIDStr( const QString & );
     QString IDStr() const;
     void setID( const QString &, const QString & );
     QString  getID( const QString & );
     void setCsum( const QString &, const QString & );
     QString getCsum( const QString & );
     void removeID(const QString &);
 
     void registerObserver( Observer * );
     void unRegisterObserver( Observer * );
     void updated();
     void setCalID( int id );
     int calID() const;
     void setCalEnabled( bool );
     bool calEnabled() const; 
     void setAlarmEnabled( bool );
     bool alarmEnabled() const;
-
+    bool isTagged() const;
+    void setTagged( bool );
   protected:
+    bool mIsTagged;
     QDateTime mDtStart;
     bool mReadOnly;
     QDateTime getEvenTime( QDateTime );
 
   private:
     // base components
     QString mOrganizer;
     QString mUid;
     int mCalID;
     bool mCalEnabled;
     bool mAlarmEnabled;
     QDateTime mLastModified;
     QPtrList<Attendee> mAttendees;
 
     bool mFloats;
 
     int mDuration;
     bool mHasDuration;
     QString  mExternalId;
     int mTempSyncStat;
 
     // PILOT SYNCHRONIZATION STUFF
     int mPilotId;                         // unique id for pilot sync
     int mSyncStatus;                      // status (for sync)
 
     QPtrList<Observer> mObservers;
 };
 
 bool operator==( const IncidenceBase&, const IncidenceBase& );
 }
 
 #endif