ArcGIS Pro 2.7 API Reference Guide
IPlugInWrapper Interface
Members 

ArcGIS.Desktop.Framework Namespace : IPlugInWrapper Interface
The public interface for DAML defined controls.
Syntax
public interface IPlugInWrapper 
Public Interface IPlugInWrapper 
Remarks
Controls defined in DAML and added to the ribbon control are not directly accessible by other clients. Instead, 3rd parties can use FrameworkApplication.GetCommandWrapper to access a limited set of functionality such as updating a command's caption at run-time.
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

IPlugInWrapper Members
ArcGIS.Desktop.Framework Namespace