TreeDropTargetEffect.dragOver

This implementation of <code>dragOver</code> provides a default drag under effect for the feedback specified in <code>event.feedback</code>.

For additional information see <code>DropTargetAdapter.dragOver</code>.

Subclasses that override this method should call <code>super.dragOver(event)</code> to get the default drag under effect implementation.

@param event the information associated with the drag over event

@see DropTargetAdapter @see DropTargetEvent @see DND#FEEDBACK_SELECT @see DND#FEEDBACK_INSERT_BEFORE @see DND#FEEDBACK_INSERT_AFTER @see DND#FEEDBACK_SCROLL