ArcGIS Pro 2.7 API Reference Guide
TOCMapPaneProviderPane Class
Members 

ArcGIS.Desktop.Mapping Namespace : TOCMapPaneProviderPane Class
Derive from TOCMapPaneProviderPane to impersonate a MapPane. When impersonating, the pane will show the impersonated map pane's TOC and will close automatically when the impersonated map pane is closed.
Object Model
TOCMapPaneProviderPane ClassMapView ClassOperationManager ClassState ClassCIMView Class
Syntax
Remarks
The impersonated map pane's ribbon (i.e. "tabs") are also shown on the ribbon.
Inheritance Hierarchy

System.Object
   ArcGIS.Desktop.Framework.Contracts.PropertyChangedBase
      ArcGIS.Desktop.Framework.Contracts.PlugIn
         ArcGIS.Desktop.Framework.Contracts.PaneBase
            ArcGIS.Desktop.Framework.Contracts.Pane
               ArcGIS.Desktop.Core.ViewStatePane
                  ArcGIS.Desktop.Mapping.TOCActiveMapViewProviderPane
                     ArcGIS.Desktop.Mapping.TOCMapPaneProviderPane

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

TOCMapPaneProviderPane Members
ArcGIS.Desktop.Mapping Namespace