PdfViewer.AnnotationChanging Event

Occurs before an annotation‘s settings are changed.

Namespace: DevExpress.Maui.Pdf

Assembly: DevExpress.Maui.Pdf.dll

NuGet Package: DevExpress.Maui.Pdf

Declaration

public event EventHandler<ValueChangingEventArgs<IPdfViewerAnnotation>> AnnotationChanging

Event Data

The AnnotationChanging event's data class is ValueChangingEventArgs<IPdfViewerAnnotation>. The following properties provide information specific to this event:

Property	Description
Cancel	Gets or sets a value indicating whether the event should be canceled. Inherited from CancelEventArgs.
NewValue	Gets the new value of a property.
OldValue	Gets the old value of a property.