void BtnLoadTable_TouchUpInside(object sender, EventArgs e)
        {
            if (this.listController == null)
            {
                this.listController = new ListController();
            }//end if

            this.NavigationController.PushViewController(this.listController, true);
        }
 public TableSource(ListController parentController)
 {
     this.parentController = parentController;
 }