Occurs before the control’s data recalculation starts.
NuGet Package: DevExpress.Win.PivotGrid
The BeginRefresh event's data class is EventArgs.
PivotGridControl.BeginRefresh and PivotGridControl.EndRefresh events serve as notifications for operations on data (for instance, sorting and grouping data).
PivotGridControl.BeginRefresh event fires before an operation starts, and the PivotGridControl.EndRefresh fires after the operation has been completed.