ArcGIS Pro 2.6 API Reference Guide
RelativePosition Property (MapViewOverlayControl)

ArcGIS.Desktop.Mapping Namespace > MapViewOverlayControl Class : RelativePosition Property
When the window is resized the distance from the edge is maintained relative to the top left or bottom right corner of the map.
Syntax
public virtual OverlayControlRelativePosition RelativePosition {get; set;}
Public Overridable Property RelativePosition As OverlayControlRelativePosition
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

MapViewOverlayControl Class
MapViewOverlayControl Members