private void QuanLyBan_Load(object sender, EventArgs e) { using (HangHoaBUS bus = new HangHoaBUS()) dataGridView2.DataSource = bus.ListHangHoa2(); using (KhuVucBUS bus = new KhuVucBUS()) { foreach (DataRow row in bus.ListKhuVuc().Rows) { var group = new ListViewGroup(row["TenKhuVuc"].ToString()); listView1.Groups.Add(group); foreach (DataRow r in bus.ListBan(row["TenKhuVuc"].ToString()).Rows) listView1.Items.Add(new ListViewItem(r["TenBan"].ToString(), bus.IsAvailable(r["MaSoBan"].ToString()) ? 0 : 1, group)).Tag = r["MaSoBan"]; listView1.Items[0].Selected = true; } } using (QuanLyBanBUS bus = new QuanLyBanBUS()) txtSoHoaDon.Text = bus.GetSoHoaDon().ToString(); }
private void RefreshKhuVuc() { treeView1.Nodes.Clear(); using (KhuVucBUS bus = new KhuVucBUS()) { foreach (DataRow row in bus.ListKhuVuc().Rows) treeView1.Nodes.Add(row[0].ToString()); } treeView1.SelectedNode = treeView1.TopNode; }