Used to constrain the child of a scrollable to the max height of the view.

ConstrainedView.dart

import 'package:flutter/material.dart';

class ConstrainedView extends StatelessWidget {
  const ConstrainedView({Key key, this.child}) : super(key: key);

  final Widget child;

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(
      builder: (BuildContext context, BoxConstraints constraints) {
        return Padding(
          padding: MediaQuery.of(context).viewInsets,
          child: SingleChildScrollView(
            child: ConstrainedBox(
              constraints: BoxConstraints(
                  maxHeight: constraints.maxHeight,
                  minHeight: constraints.maxHeight),
              child: child,
            ),
          ),
        );
      },
    );
  }
}