PdfViewer.AnnotationChanged Event
In This Article
Fires after an annotation has been changed.
Namespace: DevExpress.XtraPdfViewer
Assembly: DevExpress.XtraPdfViewer.v24.2.dll
NuGet Package: DevExpress.Win.PdfViewer
#Declaration
public event PdfAnnotationChangedEventHandler AnnotationChanged
#Event Data
The AnnotationChanged event's data class is PdfAnnotationChangedEventArgs. The following properties provide information specific to this event:
Property | Description |
---|---|
Annotation | Obtains the changed annotation. |
#Remarks
The PdfAnnotationChangedEventArgs.Annotation property gets the changed annotation. Use the PdfViewerAnnotationExtensions class methods to obtain the specific type of annotation.
The code sample below shows how to check whether the markup annotation of a specific author was changed:
private void PdfViewer_MarkupAnnotationChanged(object sender,
PdfAnnotationChangedEventArgs e)
{
if (e.Annotation.Type == PdfAnnotationType.TextMarkup
|| e.Annotation.Type == PdfAnnotationType.Text)
{
IPdfViewerMarkupAnnotation annotation =
e.Annotation.AsMarkupAnnotation();
if (annotation.Author == "Brian Zetc")
MessageBox.Show("The main editor's annotation is changed");
}
}
See Also