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