ArcGIS Pro 2.7 API Reference Guide
CanResizeVertically Property (IMapViewOverlayControl)

ArcGIS.Desktop.Mapping Namespace > IMapViewOverlayControl Interface : CanResizeVertically Property
Indicates that top and bottom resize handles should be attached to the control.
Syntax
bool CanResizeVertically {get;}
ReadOnly Property CanResizeVertically As Boolean
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

IMapViewOverlayControl Interface
IMapViewOverlayControl Members