ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Framework.DragDrop Namespace / IDropTarget Interface / OnDragOver Method
Information about the drag.

OnDragOver Method (IDropTarget)
Updates the current drag state.
Syntax
void OnDragOver( 
   DropInfo dropInfo
)

Parameters

dropInfo
Information about the drag.
Remarks
To allow a drop at the current drag position, the DropInfo.Effects property on dropInfo should be set to a value other than System.Windows.DragDropEffects.None and DropInfo.Data should be set to a non-null value.
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also