code: def freeze(self):
          
          for fields in zip(self.xsll, self.xsul, self.xslr, self.xsur,
                            self.ys, self.nx, self.ny):
              for field in fields:
                  field.disable()
          self.nquad.disable()
          self.xbin.disable()
          self.ybin.disable()
          self.sbutt.disable()
          self.frozen = True
docs: Freeze (disable) all settings