DXCollectionView.GroupExpanded Event

Occurs after a group of items has been expanded.

Namespace: DevExpress.XamarinForms.CollectionView

Assembly: DevExpress.XamarinForms.CollectionView.dll

NuGet Package: DevExpress.XamarinForms.CollectionView

Declaration

public event ItemEventHandler GroupExpanded

Event Data

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

Property
ItemHandle

Remarks

The GroupExpanded event is raised after a group of data items is expanded from UI or code (ExpandGroup). This event serves as a notification and does not allow you to cancel the action. To prevent a group from being expanded, handle the GroupExpanding event and set its parameter’s Allow property to false.

When you call the ExpandAllGroups method, the GroupExpanded event is raised for each group.