ArcGIS Pro 2.6 API Reference Guide
Contents Property (IContentsProvider)

ArcGIS.Desktop.Core Namespace > IContentsProvider Interface : Contents Property
The Contents created by this provider.
Syntax
Contents Contents {get;}
ReadOnly Property Contents As Contents
Remarks
The contents will be shown in the Contents Dock Pane when the IContentsProvider (i.e. your Pane) is the active pane
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

IContentsProvider Interface
IContentsProvider Members