using DevExpress.XtraReports.Parameters; using System; namespace DevExpress.DevAV.Reports { static class ParameterHelper { public static void InitializeDateTimeParameters(Parameter fromDate, Parameter toDate) { int currentYear = DateTime.Now.Year; int currentMonth = DateTime.Now.Month; fromDate.Value = new DateTime(currentYear - 2, currentMonth, 1); toDate.Value = new DateTime(currentYear, currentMonth, 1); } public static void InitializeMultiValueDateParameter(Parameter param) { int currentYear = DateTime.Now.Year; param.Value = string.Join(",", currentYear - 2, currentYear - 1, currentYear); } } }