def setEnabledLogLineEdits(self, enable):
        self.smallestExp.setEnabled(enable)
        self.numNegDec.setEnabled(enable)
        self.smallestExpLabel.setEnabled(enable)
        self.numNegDecLabel.setEnabled(enable)

        if enable == True:
            self.smallestExp.setToolTip("Smallest exponent for negative values")
            self.numNegDec.setToolTip("Number of negative decades.")
        else:
            self.smallestExp.setToolTip("Disabled. Not in use for linear spacing.")
            self.numNegDec.setToolTip("Disabled. Not in use for linear spacing.")
Disable or Enable the 'Num neg decades' and 'smallest exp for neg
dataset/ETHPy150Open VisTrails/VisTrails/contrib/cdat/graphics_method_controller.py/QMeshfillEditor.setEnabledLogLineEdits