def initialiseContents(self):
# Update fuel comparison calculations when efficiency changes
self.carEnergyUse.trace('w', lambda name, index, mode:
energycalc.comparison(self.parent, 'Car',
self.parent.options.fuelEnergyPerUnit,
self.parent.options.fuelEnergyTotal,
self.parent.options.fuelCost,
self.parent.options.fuelQuantity,
self.carEnergyUse,
self.cyclistEnergyUse))
self.cyclistEnergyUse.trace('w', lambda name, index, mode:
energycalc.comparison(self.parent, 'Cyclist',
self.parent.options.fuelEnergyPerUnit,
self.parent.options.fuelEnergyTotal,
self.parent.options.fuelCost,
self.parent.options.fuelQuantity,
self.carEnergyUse,
self.cyclistEnergyUse))
def initialiseContents(self):
# Set tracers and initialise values
# Change default values and units when fuel type is changed
self.fuelType.trace('w', lambda name, index, mode:
self.switchFuel())
# Calculate total energy and costs when fuel quantity
# or cost is changed
self.fuelQuantity.trace('w', lambda name, index, mode:
self.calcTotals())
self.fuelCost.trace('w', lambda name, index, mode:
self.calcTotals())
# Update fuel comparison calculations when fuel, quantity or
# cost changed
self.fuelEnergyPerUnit.trace('w', lambda name, index, mode:
energycalc.comparison(self.parent, 'Both',
self.parent.options.fuelEnergyPerUnit,
self.parent.options.fuelEnergyTotal,
self.parent.options.fuelCost,
self.parent.options.fuelQuantity,
self.parent.comparisons.carEnergyUse,
self.parent.comparisons.cyclistEnergyUse))
self.fuelEnergyTotal.trace('w', lambda name, index, mode:
energycalc.comparison(self.parent, 'Both',
self.parent.options.fuelEnergyPerUnit,
self.parent.options.fuelEnergyTotal,
self.parent.options.fuelCost,
self.parent.options.fuelQuantity,
self.parent.comparisons.carEnergyUse,
self.parent.comparisons.cyclistEnergyUse))
self.fuelTotalCost.trace('w', lambda name, index, mode:
energycalc.comparison(self.parent, 'Both',
self.parent.options.fuelEnergyPerUnit,
self.parent.options.fuelEnergyTotal,
self.parent.options.fuelCost,
self.parent.options.fuelQuantity,
self.parent.comparisons.carEnergyUse,
self.parent.comparisons.cyclistEnergyUse))
# Set initial values (invoke tracer methods)
self.fuelType.set('Petrol')
self.fuelQuantity.set('1')
