parameters: (self)
return_statement: return self._nametowidget(name)
docstring: Return widget which has currently the grab in this application
          or None.
docstring_summary: Return widget which has currently the grab in this application
          or None.
docstring_tokens: Return widget which has currently the grab in this application or None .
function: def grab_current(self):
          """Return widget which has currently the grab in this application
          or None."""
          name = self.tk.call('grab', 'current', self._w)
          if not name: return None
          return self._nametowidget(name)
function_tokens: def grab_current ( self ) : name = self . tk . call ( 'grab' , 'current' , self . _w ) if not name : return None return self . _nametowidget ( name )