CalculatorOnButton constructor Null safety

CalculatorOnButton(
  1. ButtonFactory factory,
  2. String uText,
  3. String fText,
  4. String gText,
  5. Operation uKey,
  6. Operation fKey,
  7. Operation gKey,
  8. String rawKeyboardKey,
  9. String specialText,
  10. {Key? key}
)

Implementation

CalculatorOnButton(
    ButtonFactory factory,
    String uText,
    String fText,
    String gText,
    Operation uKey,
    Operation fKey,
    Operation gKey,
    String rawKeyboardKey,
    String specialText,
    {Key? key})
    : super(factory, uText, fText, gText, uKey, fKey, gKey, rawKeyboardKey,
          specialText,
          key: key);