lemmur-app-android/lib/widgets/bottom_safe.dart

import 'package:flutter/material.dart';

class BottomSafe extends StatelessWidget {
  final double additionalPadding;

  static const fabPadding =
      // FAB size + FAB margin, 56 is as per https://material.io/components/buttons-floating-action-button#anatomy
      56 + kFloatingActionButtonMargin;

  const BottomSafe([this.additionalPadding = 0]);
  const BottomSafe.fab() : this(fabPadding);

  @override
  Widget build(BuildContext context) {
    return SizedBox(
      height: MediaQuery.of(context).padding.bottom + additionalPadding,
    );
  }
}