code: def qteMakeWindowActive(self, windowObj: QtmacsWindow):
          
  
          if windowObj in self._qteWindowList:
              # This will trigger the focusChanged slot which, in
              # conjunction with the focus manager, will take care of
              # the rest. Note that ``activateWindow`` is a native Qt
              # method, not a Qtmacs invention.
              windowObj.activateWindow()
          else:
              self.qteLogger.warning('Window to activate does not exist')
docs: Make the window ``windowObj`` active and focus the first
          applet therein.
  
          |Args|
  
          * ``windowObj`` (**QtmacsWindow**): window to activate.
  
          |Returns|
  
          * **None**
  
          |Raises|
  
          * **QtmacsArgumentError** if at least one argument has an invalid type.