ArcGIS Pro 2.7 API Reference Guide
ChartFrame Class
Members 

ArcGIS.Desktop.Layouts Namespace : ChartFrame Class
Represents a ChartFrame element on a page layout.
Object Model
ChartFrame ClassElement ClassCoordinate2D StructureEnvelope ClassCIMElement ClassIElementParent InterfaceMapFrame Class
Syntax
Remarks
There are currently no additional members but this class can be used to determine the type of MapSurround.
Inheritance Hierarchy

System.Object
   ArcGIS.Desktop.Framework.Contracts.PropertyChangedBase
      ArcGIS.Desktop.Layouts.Element
         ArcGIS.Desktop.Layouts.MapSurround
            ArcGIS.Desktop.Layouts.ChartFrame

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

ChartFrame Members
ArcGIS.Desktop.Layouts Namespace