Set tree's Drop property to one of the values:
To define a client-side drop event handler use the following :
- AutoPostBack - to raise PostBack and server-side NodeMoved event when the node is dropped.
- AutoClientNodeMove - to move the node at the client side.
- ScriptResolved - to call a client-side event handler.
<OnClientAfter NodeDropHandler="AfterDropHandler" />
AfterDropHandler is the name of a function that will be called after a
node is dropped. This function accepts a single parameter of type DragnDrop.
See client API docs for more information regarding client objects and their methods.