IReportDataSourceHelper.BeforeShowPreview Event

Occurs when the IReportDataSourceHelper.SetupBeforePrint method is executed.

Namespace: DevExpress.ExpressApp.ReportsV2

Assembly: DevExpress.ExpressApp.ReportsV2.v24.2.dll

NuGet Package: DevExpress.ExpressApp.ReportsV2

Declaration

C#

event EventHandler<BeforeShowPreviewEventArgs> BeforeShowPreview

VB.NET

Event BeforeShowPreview As EventHandler(Of BeforeShowPreviewEventArgs)

Event Data

The BeforeShowPreview event's data class is DevExpress.ExpressApp.ReportsV2.BeforeShowPreviewEventArgs.

Remarks

Handle this event to modify the report content before it is displayed. For instance, you can merge two reports immediately before they are displayed. See the following topic for an example: How to: Merge the Pages of Two Reports.