ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Framework.Events Namespace / PaneEventArgs Class / OutgoingPane Property

OutgoingPane Property
Gets the pane being deactivated.
Syntax
public Pane OutgoingPane {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also