ArcGIS Pro 2.6 API Reference Guide
Source Property

ArcGIS.Core.CIM Namespace > CIMAutoCamera Class : Source Property
Gets or sets the extent constraint associated with the map frame.
Syntax
public AutoCameraSource Source {get; set;}
Public Property Source As AutoCameraSource
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

CIMAutoCamera Class
CIMAutoCamera Members