public void ThemLoaiBanAn() { Form_ThemLoaiBanAn openf = new Form_ThemLoaiBanAn(); openf.Mode = mode; if (openf.ShowDialog() == DialogResult.OK) { LoaiBanAn_BUS.ThemLoaiBanAn(openf.LoaiBA); gridLoaiBA.DataSource = LoaiBanAn_BUS.DocLoaiBanAn(); } }