ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Core Namespace / IContentsProvider Interface
Members

IContentsProvider Interface
Panes must implement this interface to show their Contents in the Contents dock pane (eg a custom TOC)
Object Model
IContentsProvider InterfaceContents Class
Syntax
public interface IContentsProvider 
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also