ArcGIS Pro 2.6 API Reference Guide
ProjectOpenedEvent Class
Members 

ArcGIS.Desktop.Core.Events Namespace : ProjectOpenedEvent Class
Occurs when a project has been opened
Object Model
ProjectOpenedEvent ClassSubscriptionToken ClassSubscriptionToken Class
Syntax
Inheritance Hierarchy

System.Object
   ArcGIS.Core.Events.EventBase
      ArcGIS.Core.Events.CompositePresentationEvent<TPayload>
         ArcGIS.Desktop.Core.Events.ProjectOpenedEvent

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

ProjectOpenedEvent Members
ArcGIS.Desktop.Core.Events Namespace