def restore_prefs ( self, prefs ):
        header = self.table_view.horizontalHeader()
        if header is not None and 'column_state' in prefs:
            header.restoreState(prefs['column_state'])
Restores any saved user preference information associated with the
dataset/ETHPy150Open enthought/traitsui/traitsui/qt4/table_editor.py/TableEditor.restore_prefs