private void Print()
{
     // create report instance
            Report report = new Report();
            // load the existing report
            string rptFile = "A6.frx";
            if (!string.IsNullOrEmpty(cbxTemplate.Text))
            {
                rptFile = cbxTemplate.Text;
            }
            report.Load(rptFile);
        List<LabelDataModel> labels = new List<LabelDataModel>();
        //业务数据


            // register the business object
            report.RegisterData(labels, "Labels");

            if (cbDesign.Checked)
            {
                // design the report，打开设计器
                report.Design(true);
            }
            else
            {
                if (chbPrintPreview.Checked)
                {
                    // run the report
                    report.Show();
                }
                else
                {
                    //直接打印
                    report.Prepare();
                    report.PrintSettings.Printer = cbxPrinter.Text;
                    report.PrintSettings.Copies = 1;
                    report.PrintSettings.ShowDialog = false;
                    report.Print();
                }                
            }

            // free resources used by report
            report.Dispose();
}



/// <summary>
        /// 加载打印模板
        /// </summary>
        private void LoadPrintTemplate()
        {
            cbxTemplate.Items.Clear();
            var temps = System.IO.Directory.GetFiles(Application.StartupPath, "*.frx", System.IO.SearchOption.TopDirectoryOnly);
            foreach (var fileName in temps)
            {
                var file = new System.IO.FileInfo(fileName);
                cbxTemplate.Items.Add(file.Name);
            }
            if (cbxTemplate.Items.Count > 0)
            {
                cbxTemplate.SelectedIndex = 0;
            }
        }


//加载打印机
private void LoadPrinters()
{
cbxPrinter.Items.Clear();
            foreach (object item in System.Drawing.Printing.PrinterSettings.InstalledPrinters)
            {
                cbxPrinter.Items.Add(item.ToString());
            }
            cbxPrinter.SelectedIndex = 0;
}