+
+// not threadsafe! if we should want that, we need to add a mutexed queue somewhere in this general area.
+void EventManager::sendEvent(Event *event) {
+ // qDebug() << "Sending" << event;
+ _eventQueue.append(event);
+ if(_eventQueue.count() == 1) // we're not currently processing another event
+ processEvents();
+}
+
+void EventManager::customEvent(QEvent *event) {
+ if(event->type() == QEvent::User) {
+ processEvents();
+ event->accept();
+ }
+}
+
+void EventManager::processEvents() {
+ // we only process one event at a time for now, and let Qt's own event processing come in between
+ if(_eventQueue.isEmpty())
+ return;
+ dispatchEvent(_eventQueue.first());
+ _eventQueue.removeFirst();
+ if(_eventQueue.count())
+ QCoreApplication::postEvent(this, new QEvent(QEvent::User));
+}
+
+void EventManager::dispatchEvent(Event *event) {
+ //qDebug() << "Dispatching" << event;
+
+ // we try handlers from specialized to generic by masking the enum
+
+ // build a list sorted by priorities that contains all eligible handlers
+ QList<Handler> handlers;
+ EventType type = event->type();
+ insertHandlers(registeredHandlers().value(type), handlers);
+
+ // check if we have a generic handler for the event group
+ if((type & EventGroupMask) != type)
+ insertHandlers(registeredHandlers().value(type & EventGroupMask), handlers);
+
+ // now dispatch the event
+ QList<Handler>::const_iterator it = handlers.begin();
+ while(it != handlers.end()) {
+
+ // TODO: check event flags here!
+
+ void *param[] = {0, Q_ARG(Event *, event).data() };
+ it->object->qt_metacall(QMetaObject::InvokeMetaMethod, it->methodIndex, param);
+
+ ++it;
+ }
+
+ // finally, delete it
+ delete event;
+}
+
+void EventManager::insertHandlers(const QList<Handler> &newHandlers, QList<Handler> &existing) {
+ foreach(Handler handler, newHandlers) {
+ if(existing.isEmpty())
+ existing.append(handler);
+ else {
+ // need to insert it at the proper position
+ QList<Handler>::iterator it = existing.begin();
+ while(it != existing.end()) {
+ if(handler.priority > it->priority)
+ break;
+ ++it;
+ }
+ existing.insert(it, handler);
+ }
+ }
+}