public void load_Food(int id)
{
BAL_NUOC id_nuoc = new BAL_NUOC();
cboMonAn.DataSource = id_nuoc.lay_nuoc(id);
cboMonAn.DisplayMember = "Tennuoc";
}
private void fHoaDon_Load(object sender, EventArgs e)
{
BAL_NUOC nuoc = new BAL_NUOC();
ReportDataSource rds = new ReportDataSource("Dataser1", nuoc.lay_nuoc(2));
reportViewer1.LocalReport.DataSources.Add(rds);
reportViewer1.RefreshReport();
}
