1 files changed, 14 insertions, 1 deletions

diff --git a/korganizer/koagendaview.cpp b/korganizer/koagendaview.cpp
index 13d8398..4ff6899 100644
--- a/korganizer/koagendaview.cpp
+++ b/korganizer/koagendaview.cpp
@@ -906,193 +906,206 @@ void KOAgendaView::updateConfig()
     mAgenda->storePosition();
     mAgenda->updateConfig();
     mAllDayAgenda->updateConfig();
     // widget synchronization
     //TODO: find a better way, maybe signal/slot
     mTimeLabels->positionChanged();
 
     // for some reason, this needs to be called explicitly
     mTimeLabels->repaint();
 
     mDummyAllDayLeft->setFixedWidth(mTimeLabels->width());
 
     // ToolTips displaying summary of events
     KOAgendaItem::toolTipGroup()->setEnabled(KOPrefs::instance()
                                              ->mEnableToolTips);
   
     //setHolidayMasks();
 
     //createDayLabels(); called by via updateView();
     mEventIndicatorTop->setXOffset(mTimeLabels->width() + mAgenda->frameWidth()); 
     updateView();
     mAgenda->restorePosition();
 }
 
 
 void KOAgendaView::updateEventDates(KOAgendaItem *item, int type)
 {
     //  kdDebug() << "KOAgendaView::updateEventDates(): " << item->text() << endl;
     //qDebug("KOAgendaView::updateEventDates ");
     QDateTime startDt,endDt;
     QDate startDate;
     int lenInSecs;
     //  if ( type == KOAgenda::RESIZETOP )
     //       qDebug("RESIZETOP ");
     //   if ( type ==  KOAgenda::RESIZEBOTTOM )
     //       qDebug("RESIZEBOTTOM ");
     //   if ( type ==  KOAgenda::MOVE )
     //       qDebug("MOVE ");
     if ( item->incidence()->type() == "Event" ) {
         startDt =item->incidence()->dtStart();
         endDt = item->incidence()->dtEnd();
         lenInSecs = startDt.secsTo( endDt );
     }
 
     // emit incidenceItemChanged( item->incidence(), KOGlobals::EVENTEDITED );
 
     if ( item->incidence()->type()=="Todo" && item->mLastMoveXPos > 0 ) {
         startDate = mSelectedDates[item->mLastMoveXPos];
     } else {
         if (item->cellX() < 0) {
             startDate = (mSelectedDates.first()).addDays(item->cellX());
         } else {
             startDate = mSelectedDates[item->cellX()];
         }
     }
     startDt.setDate(startDate);
 
     if (item->incidence()->doesFloat()) {
         endDt.setDate(startDate.addDays(item->cellWidth() - 1));
     } else {
         if ( type == KOAgenda::RESIZETOP ||  type ==  KOAgenda::MOVE )
             startDt.setTime(mAgenda->gyToTime(item->cellYTop()));
         if ( item->incidence()->type() == "Event" ) {
             if ( type ==  KOAgenda::MOVE ) {
                 endDt = startDt.addSecs(lenInSecs);
 
             } else if ( type ==  KOAgenda::RESIZEBOTTOM  ) {
                 if (item->lastMultiItem()) {
                     endDt.setTime(mAgenda->gyToTime(item->lastMultiItem()->cellYBottom()+1));
                     endDt.setDate(startDate.
                                   addDays(item->lastMultiItem()->cellX() - item->cellX()));
                 } else {
                     endDt.setTime(mAgenda->gyToTime(item->cellYBottom()+1));
                     endDt.setDate(startDate);
                 }
             }
         } else {
             // todo
             if (item->lastMultiItem()) {
                 endDt.setTime(mAgenda->gyToTime(item->lastMultiItem()->cellYBottom()+1));
                 endDt.setDate(startDate.
                               addDays(item->lastMultiItem()->cellX() - item->cellX()));
             } else {
                 //qDebug("tem->cellYBottom() %d",item->cellYBottom() );
                 if ( item->cellYBottom() > 0 )
                     endDt.setTime(mAgenda->gyToTime(item->cellYBottom()+1));
                 else
                     endDt.setTime((static_cast<Todo*>(item->incidence()))->dtDue().time());
                 endDt.setDate(startDate);
             }
         }
     }
     if ( item->incidence()->type() == "Event" ) {
         item->incidence()->setDtStart(startDt);
         (static_cast<Event*>(item->incidence()))->setDtEnd(endDt);
     } else if ( item->incidence()->type() == "Todo" ) {
-        (static_cast<Todo*>(item->incidence()))->setDtDue(endDt);
+        Todo* to = static_cast<Todo*>(item->incidence());
+
+        int len  = 0;
+        if ( to->hasStartDate() &&  to->hasDueDate() )
+            len = to->dtStart().secsTo( to->dtDue());
+        to->setDtDue(endDt);
+        if ( to->hasStartDate() ) {
+            if ( len>0 ) 
+                to->setDtStart(to->dtDue().addSecs( -len ));
+            else
+                if (to->dtStart() > to->dtDue() )
+                    to->setDtStart(to->dtDue().addDays( -3 ));
+        }
+        
     }
     //qDebug("KOAgendaView::updateEventDates stsart %s end %s ", startDt.toString().latin1(), endDt.toString().latin1() );
     item->incidence()->setRevision(item->incidence()->revision()+1);
     item->setItemDate(startDt.date());
     //item->updateItem();
     if ( item->incidence()->type() == "Todo" ) {
          emit  todoMoved((Todo*)item->incidence(),  KOGlobals::EVENTEDITED );
 
     }
      else
          emit incidenceChanged(item->incidence(), KOGlobals::EVENTEDITED);
      item->updateItem();
 }
 
 void KOAgendaView::showDates( const QDate &start, const QDate &end )
 {
     //  kdDebug() << "KOAgendaView::selectDates" << endl;
 
     mSelectedDates.clear();
     // qDebug("KOAgendaView::showDates ");
     QDate d = start;
     while (d <= end) {
         mSelectedDates.append(d);
         d = d.addDays( 1 );
     }
 
     // and update the view
     fillAgenda();
 }
 
 
 void KOAgendaView::showEvents(QPtrList<Event>)
 {
     kdDebug() << "KOAgendaView::showEvents() is not yet implemented" << endl;
 }
 
 void KOAgendaView::changeEventDisplay(Event *, int)
 {
     //  qDebug("KOAgendaView::changeEventDisplay ");
     //  kdDebug() << "KOAgendaView::changeEventDisplay" << endl;
     // this should be re-written to be MUCH smarter.  Right now we
     // are just playing dumb.
     fillAgenda();
 }
 
 void KOAgendaView::fillAgenda(const QDate &)
 {
     // qDebug("KOAgendaView::fillAgenda ");
     fillAgenda();
 }
 
 void KOAgendaView::fillAgenda()
 {
     if ( globalFlagBlockStartup )
         return;
     if ( globalFlagBlockAgenda == 1 )
         return;
     //if ( globalFlagBlockAgenda == 2 )
     //globalFlagBlockAgenda = 0;
     // globalFlagBlockPainting = false;
     if ( globalFlagBlockAgenda == 0 )
         globalFlagBlockAgenda = 1;
     //  clearView();
     //qDebug("fillAgenda()++++ ");
     globalFlagBlockAgendaItemPaint = 1;
 
     mAllDayAgenda->changeColumns(mSelectedDates.count());
     mAgenda->changeColumns(mSelectedDates.count());
     qApp->processEvents(); 
     mEventIndicatorTop->changeColumns(mSelectedDates.count());
     mEventIndicatorBottom->changeColumns(mSelectedDates.count());
     setHolidayMasks();
 
     //mAgenda->hideUnused();
     //mAllDayAgenda->hideUnused();
  
     //   mAgenda->blockNextRepaint( false );
     //   mAgenda->viewport()->repaint();
     //   mAgenda->blockNextRepaint( true );
     mMinY.resize(mSelectedDates.count());
     mMaxY.resize(mSelectedDates.count());
 
     QPtrList<Event> dayEvents;
 
     // ToDo items shall be displayed for the day they are due, but only showed today if they are already overdue.
     // Therefore, gtodoset all of them.
     QPtrList<Todo> todos  = calendar()->todos();
 
     mAgenda->setDateList(mSelectedDates);
 
     QDate today = QDate::currentDate();
 
     DateList::ConstIterator dit;
     int curCol = 0;
     for( dit = mSelectedDates.begin(); dit != mSelectedDates.end(); ++dit ) {
         QDate currentDate = *dit;