private void active_comprobantes_emitidas()
        {
            try
            {
                if (localname.Length == 0)
                {
                    localname = "<TODOS>";
                }

                var ReportListado = new CR_listadoComprobantesEmitidos();
                ReportListado.DataDefinition.FormulaFields["empresaname"].Text = "'EMPRESA: " + VariablesPublicas.EmpresaName.Trim() + "'";
                ReportListado.DataDefinition.FormulaFields["empresaruc"].Text = "'RUC: " + VariablesPublicas.EmpresaRuc.Trim() + "'";

                ReportListado.DataDefinition.FormulaFields["periodo"].Text = "'DEL : " + Equivalencias.Left(fechaini.ToString(), 10) + "  AL : " + Equivalencias.Left(fechafin.ToString(), 10) + "'";
                ReportListado.DataDefinition.FormulaFields["moduloparam"].Text = "'" + moduloname.ToString() + "'";
                if (localname.Length > 0)
                {
                    ReportListado.DataDefinition.FormulaFields["localparam"].Text = "'" + localname.ToString() + "'";
                }
                ReportListado.DataDefinition.FormulaFields["ctacteparam"].Text = "'" + ctactename.ToString() + "'";

                ReportListado.SetDataSource(Listado_ComprobantesEmitidos());
                CrsRptMain.ReportSource = ReportListado;
                CrsRptMain.Show();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
 public virtual CrystalDecisions.CrystalReports.Engine.ReportDocument CreateReport()
 {
     CR_listadoComprobantesEmitidos rpt = new CR_listadoComprobantesEmitidos();
     rpt.Site = this.Site;
     return rpt;
 }