(svn r22073) -Fix: immediately update the train weight when you change the multiplier for train cargo weight

src/settings.cpp

@@ -1146,6 +1146,17 @@ static bool StationCatchmentChanged(int32 p1)
 	return true;
 }
 
+
+static bool MarkAllTrainsDirty(int32 p1)
+{
+	Train *t;
+	FOR_ALL_TRAINS(t) {
+		if (t->IsPrimaryVehicle()) t->MarkDirty();
+	}
+	SetWindowClassesDirty(WC_VEHICLE_DETAILS);
+	return true;
+}
+
 #ifdef ENABLE_NETWORK
 
 static bool UpdateClientName(int32 p1)