ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / TOCActiveMapViewProviderPane Class / IsHidden Property
Version

IsHidden Property
Gets a flag indicating if this pane has been hidden.
Syntax
public bool IsHidden {get;}
Remarks
For 3rd party panes, IsHidden will always be false.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also