SpreadsheetControl.AfterGroupProcessing Event
Fires after the expand/collapse operation is executed for row or column groups in a worksheet.
Namespace: DevExpress.XtraSpreadsheet
Assembly: DevExpress.XtraSpreadsheet.v23.2.dll
NuGet Package: DevExpress.Win.Spreadsheet
Declaration
Event Data
The AfterGroupProcessing event's data class is AfterGroupProcessingEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| IsRowGroup | Indicates whether the event is raised for row groups. |
Remarks
The WinForms Spreadsheet control ships with a set of events that allow you to control the expand/collapse operations for row and column groups in a worksheet.
The following events occur when a user clicks a plus 
/ minus 
symbol on the outline bar (or the Hide Detail/Show Detail button on the Data ribbon tab):
- BeforeGroupProcessing
- GroupStateChanging
- GroupStateChanged
AfterGroupProcessing
The following events occur when a user clicks one of the outline buttons 
to expand/collapse row or column groups:
- BeforeGroupProcessing
- BeforeOutlineButtonClick
- AfterOutlineButtonClick
AfterGroupProcessing
The AfterGroupProcessing event fires when the expand/collapse operation is completed. The event’s IsRowGroup argument allows you to check the type of affected groups (row or column).