[mapguide-users] React Layout get layer visibility

[svlad.cjelli42 at web.de]

Hi,
how to can I check the current visibility of a MapGuide layer?
Layer.ActuallyVisible returns always true.
var bVisible = (mapState.hideLayers.indexOf(parcels.ObjectId) < 0);
from the example dont work (also (mapState.mapguide.hideLayers)