ArcGIS Pro 2.6 API Reference Guide
DropDataItem Class
Members 

ArcGIS.Desktop.Framework.DragDrop Namespace : DropDataItem Class
Represents information about the data being dropped.
Syntax
public sealed class DropDataItem 
Public NotInheritable Class DropDataItem 
Inheritance Hierarchy

System.Object
   ArcGIS.Desktop.Framework.DragDrop.DropDataItem

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

DropDataItem Members
ArcGIS.Desktop.Framework.DragDrop Namespace