code: def _setAxesNames(self, axisNames):
          
          for col, _ in enumerate(self._fullAxisNames, self.COL_FIRST_COMBO):
              self._setHeaderLabel(col, '')
  
          self._axisNames = tuple(axisNames)
          self._fullAxisNames = tuple([axName + self.AXIS_POST_FIX for axName in axisNames])
  
          for col, label in enumerate(self._fullAxisNames, self.COL_FIRST_COMBO):
              self._setHeaderLabel(col, label)
docs: Sets the axesnames, combobox lables and updates the headers. Removes old values first.
              The comboLables is the axes name + '-axis'