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