LayoutControl.GroupExpandChanged Event

Fires after a layout group has been expanded/collapsed.

Namespace: DevExpress.XtraLayout

Assembly: DevExpress.XtraLayout.v18.2.dll

Declaration

C#

[DXCategory("Behavior")]
public event LayoutGroupEventHandler GroupExpandChanged

VB.NET

<DXCategory("Behavior")>
Public Event GroupExpandChanged As LayoutGroupEventHandler

Event Data

The GroupExpandChanged event's data class is LayoutGroupEventArgs. The following properties provide information specific to this event:

Property	Description
Group	Gets the group currently being processed.

Remarks

The GroupExpandChanged event is raised after a Layout Groups‘s expanded state has been changed. This occurs when an end-user clicks the group’s expand button or the value of its LayoutGroup.Expanded property has been changed in code.

This event serves only as a notification. To control whether particular layout groups can be expanded/collapsed, handle the LayoutControl.GroupExpandChanging event.