fang1004tw

        private void setdata(Control c) {
            foreach (var item in c.Controls)
            {
                if (item is Control) {
                    setdata((Control)item);
                }
                if (item is UserControl1)
                {
                    ((UserControl1)item).setText(r.Next().ToString());
                }
                if (item is DevExpress.XtraEditors.ButtonEdit)
                {
                    ((DevExpress.XtraEditors.ButtonEdit)item).Text = r.Next().ToString();
                }
            }
        }