public frmHoaDonBan()
{
InitializeComponent();
cboMaKH.DataSource = khachBUS.data();
cboMaKH.DisplayMember = "MaKhach";
comboBox2.DataSource = nhanvien.data();
comboBox2.DisplayMember = "MaNhanVien";
cboHang.DataSource = hangBus.data();
cboHang.DisplayMember = "MaHang";
txtMaHDBan.Text = frmHoaDon.MaHD.MaHDon;
comboBox2.Text = frmHoaDon.MaHD.MaNV;
cboMaKH.Text = frmHoaDon.MaHD.MaKhach;
dgvHoaDon.DataSource = hoadonBus.data(txtMaHDBan.Text);
}
private void frmDMHang_Load(object sender, EventArgs e)
{
dgvDMHang.DataSource = hangBUS.data();
}
public frmThemChiTietHoaDon()
{
InitializeComponent();
cboHang.DataSource = hangBus.data();
cboHang.DisplayMember = "MaHang";
}