public virtual CrystalDecisions.CrystalReports.Engine.ReportDocument CreateReport()
 {
     CreditVoucherByExpenserystalReport rpt = new CreditVoucherByExpenserystalReport();
     rpt.Site = this.Site;
     return rpt;
 }
        public void Read(string srr)
        {
            //SqlConnection conn = new SqlConnection(this.connectionString);
            //SqlCommand comm = new SqlCommand("dbo.UspCreditVoucherExpenseWiseReport", conn);
            //comm.CommandType = CommandType.StoredProcedure;

            //comm.Parameters.Add("@Expense", SqlDbType.VarChar, 50);
            //comm.Parameters["@Expense"].Value = comboBox1.Text;

            //SqlDataAdapter adap = new SqlDataAdapter();
            //DataSets.CreditVoucher dataset = new DataSets.CreditVoucher();
            //Reports.CreditVoucherByExpenserystalReport crp = new Reports.CreditVoucherByExpenserystalReport();

            //try
            //{
            //    conn.Open();
            //    adap.SelectCommand = comm;
            //    adap.Fill(dataset, "DataTable1");
            //    crp.SetDataSource(dataset);
            //    crystalReportViewer1.ReportSource = crp;
            //}
            //catch (Exception ex)
            //{
            //    MessageBox.Show(ex.Message.ToString());
            //}
            //finally
            //{
            //    conn.Close();
            //}

            this.reportQuary = dateTimePicker1.Text + "  to  " + dateTimePicker2.Text;
            string query = "";

            query = "Select * From TbDailyExpense Where ExpenseDate BETWEEN  '" + dateTimePicker1.Value.Date + "' AND  '" + dateTimePicker2.Value.Date + "' AND Expense = @Expense Order By ExpenseDate";
            if (query != "")
            {

                SqlConnection conn = new SqlConnection(this.connectionString);
                SqlCommand comm = new SqlCommand(query, conn);

                comm.Parameters.Add("@Expense", SqlDbType.VarChar, 50);
                comm.Parameters["@Expense"].Value = comboBox1.Text;

                SqlDataAdapter adap = new SqlDataAdapter();
                DataSets.CreditVoucher dataset = new DataSets.CreditVoucher();
                CreditVoucherByExpenserystalReport crp = new CreditVoucherByExpenserystalReport();

                try
                {
                    conn.Open();
                    adap.SelectCommand = comm;
                    adap.Fill(dataset, "DataTable1");

                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message.ToString());
                }
                finally
                {
                    conn.Close();
                }
                crp.SetDataSource(dataset);

                ParameterValues v = new ParameterValues();
                ParameterDiscreteValue dv = new ParameterDiscreteValue();

                dv = new ParameterDiscreteValue();
                dv.Value = this.reportQuary;
                v.Add(dv);
                crp.DataDefinition.ParameterFields["report_query"].ApplyCurrentValues(v);

                crystalReportViewer2.ReportSource = crp;
            }
        }