public void RemoveStreetRow(StreetRow row)
 {
     Rows.Remove(row);
 }
 public StreetRowChangeEvent(StreetRow row, DataRowAction action)
 {
     eventRow = row;
     eventAction = action;
 }
 public void AddStreetRow(StreetRow row)
 {
     Rows.Add(row);
 }