PdfViewer.AnnotationChanging Event
In This Article
Fires before the annotation is changed.
Namespace: DevExpress.XtraPdfViewer
Assembly: DevExpress.XtraPdfViewer.v24.2.dll
NuGet Package: DevExpress.Win.PdfViewer
#Declaration
public event PdfAnnotationChangingEventHandler AnnotationChanging
#Event Data
The AnnotationChanging event's data class is PdfAnnotationChangingEventArgs. 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 Cancel |
New |
Returns an annotation’s new property values. |
Old |
Returns an annotation’s previous property values. |
#Remarks
The code sample below prohibits changing annotations of a specific author:
using DevExpress.XtraPdfViewer;
private void PdfViewer_AnnotationChanging(object sender, PdfAnnotationChangingEventArgs e)
{
if (e.OldAnnotation.Author == "Cardle Anita L") { e.Cancel = true; }
}
See Also