Occurs continuously while a record is dragged within the drop target's boundary. You can use this event to check dragged data availability, deny a drop operation over specific records, or set a drop position.
Occurs when there is a change in the keyboard or mouse button states during a drag-and-drop operation, and enables the drop source to cancel the drag-and-drop operation depending on the key/button states.
The End of the Drag-and-drop Operation
You can reorder items, customize dropped data, and prevent removing the dragged items from the source grid: