Box_Helpers::BoxList & loc_children = location_rows.children();
loc_children.push_back(Box_Helpers::Element(*erow, PACK_SHRINK, 1, PACK_START));
Box_Helpers::BoxList & loc_children = location_rows.children();
loc_children.push_back(Box_Helpers::Element(*erow, PACK_SHRINK, 1, PACK_START));