ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Framework.Contracts Namespace / Module Class / OnPaneClosed Method
The Pane being closed.
Version

OnPaneClosed Method (Module)
Called by the Framework when a Pane is closed.
Syntax
protected internal virtual void OnPaneClosed( 
   Pane pane
)

Parameters

pane
The Pane being closed.
Remarks
Modules are automatically notified whenever one of its panes are activated, deactivated, opened, or closed. This means a Module doesn’t have to listen to the Framework’s ActivePaneChanged event and from here filter for its panes; instead, Modules are given direct notification that one of their panes changed.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also