Creates an empty themed Spacer backed by a Blessed box.
Spacer owns no content. It sizes itself from its parent so fixed spacers can participate in Stack/Cluster/Grid composition and flexible spacers can fill a containing region.
Creates an empty themed Spacer backed by a Blessed box.
Spacer owns no content. It sizes itself from its parent so fixed spacers can participate in Stack/Cluster/Grid composition and flexible spacers can fill a containing region.