ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Core.Events Namespace / ProjectWindowSelectedItemsChangedEventArgs Class / IProjectWindow Property

IProjectWindow Property
Gets the IProjectWindow whose selection has changed
Syntax
public IProjectWindow IProjectWindow {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.1 or higher.
See Also