CalculatorButtonWithUserMode constructor Null safety

CalculatorButtonWithUserMode(
  1. ButtonFactory bFactory,
  2. String uText,
  3. String fText,
  4. String gText,
  5. Operation uKey,
  6. Operation fKey,
  7. Operation gKey,
  8. Operation uKeyUser,
  9. Operation fKeyUser,
  10. String acceleratorKey,
  11. {String? acceleratorLabel,
  12. Key? key}
)

Implementation

CalculatorButtonWithUserMode(
    ButtonFactory bFactory,
    String uText,
    String fText,
    String gText,
    Operation uKey,
    Operation fKey,
    Operation gKey,
    this.uKeyUser,
    this.fKeyUser,
    String acceleratorKey,
    {String? acceleratorLabel,
    Key? key})
    : super(bFactory, uText, fText, gText, uKey, fKey, gKey, acceleratorKey,
          acceleratorLabel: acceleratorLabel, key: key);