ArcGIS Pro 2.9 API Reference Guide
LayoutViewMouseEventArgs Class
Members 

ArcGIS.Desktop.Layouts Namespace : LayoutViewMouseEventArgs Class
Provides data for layout view mouse related events.
Syntax
public class LayoutViewMouseEventArgs : System.Windows.Input.MouseEventArgs 
Public Class LayoutViewMouseEventArgs 
   Inherits System.Windows.Input.MouseEventArgs
Inheritance Hierarchy

System.Object
   System.EventArgs
      System.Windows.RoutedEventArgs
         System.Windows.Input.InputEventArgs
            System.Windows.Input.MouseEventArgs
               ArcGIS.Desktop.Layouts.LayoutViewMouseEventArgs

Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

See Also

Reference

LayoutViewMouseEventArgs Members
ArcGIS.Desktop.Layouts Namespace