public bool Contains(tblUDFBDBLOCK item)
 {
     return(List.Contains(item));
 }
 public int IndexOf(tblUDFBDBLOCK item)
 {
     return(List.IndexOf(item));
 }
 public void Remove(tblUDFBDBLOCK item)
 {
     List.Remove(item);
     this.OntblUDFBDBLOCKChanged(EventArgs.Empty);
 }
 public void Insert(int index, tblUDFBDBLOCK item)
 {
     List.Insert(index, item);
     this.OntblUDFBDBLOCKChanged(EventArgs.Empty);
 }
 public void Add(tblUDFBDBLOCK item)
 {
     List.Add(item);
     this.OntblUDFBDBLOCKChanged(EventArgs.Empty);
 }