//修改数量 private void gvOrderInfo_CellEndEdit(object sender, DataGridViewCellEventArgs e) { var row = gvOrderInfo.Rows[e.RowIndex]; int oid = Convert.ToInt32(row.Cells[0].Value); int count = Convert.ToInt32(row.Cells[e.ColumnIndex].Value); if (oiBll.AddDishCount(oid, count)) { GetOrderMoney(); } //一旦对已点菜单进行了加菜或删除菜品操作,就需要重新点击下单 orderFlag = false; }