- // prevent having an event queue with wheel events that cannot be processed
- // reasonably fast (see ticket #9057)
- if ( m_lastWheelTimestamp <= evt.GetTimestamp() )
+ // Prevent having an event queue with wheel events that cannot be processed
+ // reasonably fast (see ticket #9057) by ignoring all of them that happen
+ // during the time interval corresponding to the time it took us to handle
+ // the last one.
+ //
+ // Notice the use of TimeInMicro() instead of Time() to avoid overflow in
+ // long running programs.
+ if ( m_timeToBlockWheelEventsUntil <= m_stopWatch.TimeInMicro() )