docs: def qteModificationChanged(self, mod):
          """
          Update the modification status in the mode bar.
  
          This slot is Connected to the ``modificationChanged`` signal
          from the ``QtmacsScintilla`` widget.
          """
          if mod:
              s = '*'
          else:
              s = '-'
          self._qteModeBar.qteChangeModeValue('MODIFIED', s)