Test case for implementing a custom job interview checkbox

flutter_custom_checkbox_template.dart

import 'package:flutter/material.dart';

void main() => runApp(const CheckboxExampleApp());

class CheckboxExampleApp extends StatelessWidget {
  const CheckboxExampleApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(title: const Text('Checkbox Sample')),
        body: const Center(
          child: CheckboxExample(),
        ),
      ),
    );
  }
}

class CheckboxExample extends StatefulWidget {
  const CheckboxExample({super.key});

  @override
  State<CheckboxExample> createState() => _CheckboxExampleState();
}

class _CheckboxExampleState extends State<CheckboxExample> {
  bool isChecked = false;

  @override
  Widget build(BuildContext context) {
    return MyCheckbox(
      value: isChecked,
      onChanged: (bool? value) {
        setState(() {
          isChecked = value!;
        });
      },
    );
  }
}

class MyCheckbox extends StatefulWidget {
  const MyCheckbox({
    super.key,
    required this.value,
    required this.onChanged,
  });

  final bool value;

  final ValueChanged<bool> onChanged;

  @override
  State<MyCheckbox> createState() => _MyCheckboxState();
}

class _MyCheckboxState extends State<MyCheckbox> {
  @override
  Widget build(BuildContext context) {
    return Container(
      width: 40,
      height: 40,
      color: Colors.red,
    );
  }
}