Specify the Control that is to be displayed and the cell in the tree that it is to be positioned above.
*
<p>Note: The Control provided as the editor <b>must</b> be created with its parent being the Tree control
specified in the TreeEditor constructor.
*
@param editor the Control that is displayed above the cell being edited
@param item the TreeItem for the row of the cell being tracked by this editor
Specify the Control that is to be displayed and the cell in the tree that it is to be positioned above. * <p>Note: The Control provided as the editor <b>must</b> be created with its parent being the Tree control specified in the TreeEditor constructor. * @param editor the Control that is displayed above the cell being edited @param item the TreeItem for the row of the cell being tracked by this editor