AnnotationService::GetService Method (FlowDocumentScrollViewer^)
.NET Framework (current version)
Returns the AnnotationService associated with a specified FlowDocumentScrollViewer.
Assembly: PresentationFramework (in PresentationFramework.dll)
Parameters
- viewer
-
Type:
System.Windows.Controls::FlowDocumentScrollViewer^
The document viewer control to return the AnnotationService instance for.
Return Value
Type: System.Windows.Annotations::AnnotationService^The AnnotationService associated with the given document viewer control; or null if the specified viewer control has no AnnotationService.
| Exception | Condition |
|---|---|
| ArgumentNullException | viewer is null. |
The GetService method can be used to return the AnnotationService associated with the following document viewing controls:
DocumentViewerBase derived subclasses
The viewer control associated with the annotation service is specified in the parameter to the AnnotationService constructor.
.NET Framework
Available since 3.0
Available since 3.0
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