smarter faster conflict search

1 files changed, 49 insertions, 23 deletions

diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index a9e402e..427d71b 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -638,117 +638,134 @@ void CalendarView::init()
 #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 )
 {
-    
+    static bool block = false;
+    if ( block ) return;
+    block = true;
     QPtrList<Event> testlist = mCalendar->events();
     Event * test = testlist.first();
     while ( test ) {
         test->setTagged( false );
         test = testlist.next();
     }
     QTime st ( 0,0,0);
     if ( mViewManager->currentView() == mViewManager->agendaView()  )
         st = mViewManager->agendaView()->agenda()->getEndTime();
     //qDebug("time %s ", st.toString().latin1());
     QDateTime startDT = QDateTime (mNavigator->selectedDates().first(),st);
     QDateTime conflict;
     QDateTime retVal;
     bool found = false;
     Event * cE = 0;
     Event * cE2 = 0;
     QPtrList<Event> testlist2 = testlist;
     test = testlist.first();
     bool skip = false;
     topLevelWidget()->setCaption( i18n("Checking conflicts ... please wait") );
+    //QTime tm;
+    //tm.start();
     while ( test ) {
         qApp->processEvents();
         skip = false;
         if ( !all ) skip = ( allday != test->doesFloat() );
         if ( !skip ) {
+            if ( found )
+                skip =  !test->matchTime( &startDT, &conflict );
+            else 
+               skip =  !test->matchTime( &startDT, 0 ); 
+        }
+        if ( !skip ) {
             Event * test2 = testlist2.first();
             while ( test2 ) { 
-                skip = false;
-                if ( !all ) skip = ( allday != test2->doesFloat() );
+                skip = test2->isTagged();
+                if ( !skip  && !all ) skip = ( allday != test2->doesFloat() );
+                if ( !skip ) {
+                    if ( found )
+                        skip =  !test2->matchTime( &startDT, &conflict );
+                    else 
+                        skip =  !test2->matchTime( &startDT, 0 ); 
+                }
                 if ( !skip ) {
-                    if ( !test2->isTagged() ) {
-                        if ( test->isOverlapping ( test2, &retVal, &startDT ) ) {
-                            //qDebug("overlap ");
-                            if ( ! found ) {
-                                if ( retVal >= startDT ) {
-                                    conflict = retVal; 
-                                    cE = test;
-                                    cE2 = test2;
-                                    found = true;
-                                }
-                            } else {
-                                if ( retVal >= startDT && retVal < conflict ) {
-                                    conflict = retVal; 
-                                    cE = test;
-                                    cE2 = test2;
-                                }
+                    if ( test->isOverlapping ( test2, &retVal, &startDT ) ) {
+                        //qDebug("overlap ");
+                        if ( ! found ) {
+                            if ( retVal >= startDT ) {
+                                conflict = retVal; 
+                                cE = test;
+                                cE2 = test2;
+                                found = true;
+                            }
+                        } else {
+                            if ( retVal >= startDT && retVal < conflict ) {
+                                conflict = retVal; 
+                                cE = test;
+                                cE2 = test2;
                             }
                         }
                     }
                 }
                 test2 = testlist2.next();
             }
         }
         test->setTagged( true );
         test = testlist.next();
     }
+    //qDebug("Search time : %d", tm.elapsed());
     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( cE->summary().left( 20 ) ).arg( cE2->summary().left( 20 ) ) );
+        block = false;
         return;
     }
 
     topLevelWidget()->setCaption( i18n("No conflict found") );
     qDebug("No conflict found ");
+    block = false;
     return;
 }
 
 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 )
@@ -2751,59 +2768,68 @@ void CalendarView::changeEventDisplay(Event *which, int action)
     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;
-    topLevelWidget()->setCaption( i18n("Checking conflicts ... please wait") );
+    QDateTime current = QDateTime::currentDateTime();
+    if ( ! mConflictingEvent->matchTime( &current, 0 ) ) {
+        mConflictingEvent = 0;
+        return;
+    }
     QPtrList<Event> testlist = mCalendar->events();
     Event * test = testlist.first();
     QDateTime conflict;
     QDateTime retVal;
     bool found = false;
     Event * cE = 0;
-    QDateTime current = QDateTime::currentDateTime();
+    topLevelWidget()->setCaption( i18n("Checking conflicts ... please wait") );
     while ( test ) {
-        qApp->processEvents();
-        if ( !test->doesFloat() ) {
+        qApp->processEvents(); 
+        bool skip = false;
+        if ( found )
+            skip =  !test->matchTime( &current, &conflict );
+        else 
+            skip =  !test->matchTime( &current, 0 ); 
+        if ( !skip && !test->doesFloat() ) {
             if ( mConflictingEvent->isOverlapping ( test, &retVal, &current ) ) {
                 if ( ! found ) {
                     conflict = retVal; 
                     cE = test;
                 } else {
                     if ( retVal < conflict ) {
                         conflict = retVal; 
                         cE = test;
                     }
                 }
                 found = true;
             }
         }
         test = testlist.next();
     }
     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 )