how to show the context menu on an empty table

Hi All,
I am new to vaadin.I want to create/show a context menu on an empty table meaning table having now datas/rows.
I am using vaadin 6.4.1 version.I am not finding any option in vaadin for creating a context menu on emptytable.

Thanks,
Debasis

Im am also interested in this. Anyone knwo if its possible without adding an empty row?

This is covered by
enhancement request #5992
and
#6680
.

The first is preliminarily targeted for Vaadin 6.6 but might get postponed.