ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Framework Namespace / Notification Class / OnClick Method

OnClick Method (Notification)
Occurs when a notification message is clicked by the user.
Syntax
protected internal virtual void OnClick()
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also