// Invokes handler instance as per specified // invocation preferences internal void InvokeHandler(object target, RoutedEventArgs routedEventArgs) { if ((routedEventArgs.Handled == false) || (_handledEventsToo == true)) { if (_handler is RoutedEventHandler) { // Generic RoutedEventHandler is called directly here since // we don't need the InvokeEventHandler override to cast to // the proper type - we know what it is. ((RoutedEventHandler)_handler)(target, routedEventArgs); } else { // NOTE: Cannot call protected method InvokeEventHandler directly routedEventArgs.InvokeHandler(_handler, target); } } }