private void Insert_Click(object sender, EventArgs e) { using (DeliveryIEF frm = new DeliveryIEF(null, db)) { if (frm.ShowDialog() == DialogResult.OK) { deliveryBindingSource.DataSource = db.Delivery.ToList(); } } }
private void Edit_Click(object sender, EventArgs e) { if (deliveryBindingSource.Current == null) { return; } using (DeliveryIEF frm = new DeliveryIEF(deliveryBindingSource.Current as Delivery, db)) { if (frm.ShowDialog() == DialogResult.OK) { deliveryBindingSource.DataSource = db.Delivery.ToList(); } else { db = new my_db_for_db_2Entities(); deliveryBindingSource.DataSource = db.Delivery.ToList(); } } }