ArcGIS Pro 2.8 API Reference Guide
ArcGIS.Desktop.Framework.DragDrop Namespace Inheritance Hierarchy
Inheritance Hierarchy
System.Object
   ArcGIS.Desktop.Framework.DragDrop.DefaultDragHandler
   ArcGIS.Desktop.Framework.DragDrop.DragDrop
   ArcGIS.Desktop.Framework.DragDrop.DragInfo
   ArcGIS.Desktop.Framework.DragDrop.DropDataItem
   ArcGIS.Desktop.Framework.DragDrop.DropInfo
   ArcGIS.Desktop.Framework.DragDrop.DropTargetAdorners
   System.Windows.Threading.DispatcherObject
      System.Windows.DependencyObject
         System.Windows.Media.Visual
            System.Windows.UIElement
               System.Windows.FrameworkElement
                  System.Windows.Documents.Adorner
                     ArcGIS.Desktop.Framework.DragDrop.DropTargetAdorner
See Also

Reference

ArcGIS.Desktop.Framework Assembly