Hello Angeli,
e.Options.Source is the RadTreeViewItem that is being dragged.
e.Opions.Payload is the value that you wish to transfer between controls.
For example, if you have a TreeView that has headers, which can be dragged and dropped and pasted as text, as well as Images you wish to have inserted in the document, you can do that in the following way:
And then, in the OnDropInfo method:
I hope that helps.
All the best,
Iva
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