public static IEnumerable <IIfcObjectDefinition> GetGroupedObjects(this IIfcGroup gr)
{
return(gr.IsGroupedBy.SelectMany(r => r.RelatedObjects));
}
public static IEnumerable <T> GetGroupedObjects <T>(this IIfcGroup gr) where T : IIfcObjectDefinition
{
return(GetGroupedObjects(gr).OfType <T>());
}
public GroupViewModel(IIfcGroup gr, IXbimViewModel parent)
{
_group = gr;
CreatingParent = parent;
}