Checkbox

A single-style checkbox with a label and built-in error state, wrapping Flutter's own Checkbox styling knobs (focus color, overlay color, splash radius) directly as parameters.

View source on GitHub ↗

FBCheckbox(
  value: agreed,
  onChanged: (v) => setState(() => agreed = v ?? false),
  label: 'I agree to the terms',
);

CLI

Install this component into your project:

checkbox

$flutter_beautify add checkbox

Variants

One constructor, FBCheckbox(...) — no named styles, everything is a parameter (including isError for a validation state).

Key parameters

Parameter	Type	Default
value	bool	required
onChanged	ValueChanged<bool?>	required
label	String?	—
boxColor / checkColor	Color?	—
isError	bool?	— swaps in errorBoxColor/errorCheckColor
disable	bool?	—

Usage

import 'package:your_app/widgets/checkbox.dart';

FBCheckbox(
  value: agreed,
  onChanged: (v) => setState(() => agreed = v ?? false),
  label: 'I agree to the terms',
);