enter property Null safety

  1. @override
CalculatorButton enter
override

Implementation

@override
CalculatorButton get enter => CalculatorEnterButton(
    factory,
    'E\nN\nT\nE\nR',
    'RAN #',
    'LSTx',
    Operations.enter,
    Operations15.ranNum,
    Operations15.lstx15,
    '\n\r',
    extraHeight: factory.height * _totalButtonHeight / _buttonHeight,
    acceleratorLabel: ' \u23ce');