FlyoutBase.Opening Event

Occurs before the FlyoutControl is opened and allows to cancel control opening.

Namespace: DevExpress.Xpf.Editors.Flyout.Native

Assembly: DevExpress.Xpf.Core.v23.2.dll

NuGet Package: DevExpress.Wpf.Core

Declaration

C#

public event CancelEventHandler Opening

VB.NET

Public Event Opening As CancelEventHandler

Event Data

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

Property	Description
Cancel	Gets or sets a value indicating whether the event should be canceled.

Remarks

To prevent a FlyoutControl from being opened, set the event’s Cancel parameter to true, or set the FlyoutBase.StaysOpen property to false. After a flyout control is opened, the FlyoutBase.Opened event fires.