public virtual CrystalDecisions.CrystalReports.Engine.ReportDocument CreateReport()
{
RpThang rpt = new RpThang();
rpt.Site = this.Site;
return(rpt);
}
private void btnxuatthang_Click(object sender, EventArgs e)
{
string Thang = txtThang.Value.Date.ToString("MM");
string Nam = txtThang.Value.Date.ToString("yyyy");
string sql = "SELECT HOADON.MAKH,SOHD,HOTEN,BIENSO,NGHD,TONGGIA FROM KHACHHANG,HOADON WHERE KHACHHANG.MAKH = HOADON.MAKH AND NGHD IS NOT NULL "
+ " AND YEAR(NGHD) = '" + Nam + "' AND MONTH(NGHD) ='" + Thang + "'";
DataTable dt = new DataTable();
RpThang BC = new RpThang();
dt = sp_BUS.Display(sql);
BC.SetDataSource(dt);
crystalReportViewer1.ReportSource = BC;
crystalReportViewer1.Refresh();
}