#include <QtCore/qabstracteventdispatcher.h>
#ifndef QABSTRACTEVENTDISPATCHER_H
class QAbstractEventDispatcher: public QObject{
   /* Some contents are skipped to improve readability */
   public: virtual void registerSocketNotifier(struct QSocketNotifier* notifier) = 0;
   /* ... */
};
#endif // QABSTRACTEVENTDISPATCHER_H