mcq_radio 1.0.2
mcq_radio: ^1.0.2 copied to clipboard
MCQRadio is a customizable Flutter package that provides a Radio widget for multiple-choice questions with an alphabet in the center.
import 'package:flutter/material.dart';
import 'package:mcq_radio/mcq_radio.dart';
void main() => runApp(const MyApp());
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
static const String _title = 'MCQ Radio buttons Example';
@override
Widget build(BuildContext context) {
return MaterialApp(
title: _title,
debugShowCheckedModeBanner: false,
theme: ThemeData(
primaryColor: Colors.black,
colorScheme: ColorScheme.fromSwatch().copyWith(secondary: Colors.black),
),
home: Scaffold(
appBar: AppBar(
title: const Text(_title),
backgroundColor: Colors.amber[900],
),
body: const Center(
child: MyStatefulWidget(),
),
),
);
}
}
const one = "ক";
const two = "খ";
const three = "গ";
const four = "ঘ";
const five = "ঙ";
const unanswered = "";
enum OptionTitles { one, two, three, four, five, unanswered }
class MyStatefulWidget extends StatefulWidget {
const MyStatefulWidget({Key? key}) : super(key: key);
@override
State<MyStatefulWidget> createState() => _MyStatefulWidgetState();
}
class _MyStatefulWidgetState extends State<MyStatefulWidget> {
OptionTitles _optionTitle = OptionTitles.unanswered;
@override
Widget build(BuildContext context) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
const Padding(
padding: EdgeInsets.all(8.0),
child: Text(
"1. Which one is the capital of Bangladesh?",
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.bold,
fontFamily: "SolaimanLipi",
),
),
),
MCQRadio<OptionTitles>(
fillColor: MaterialStateColor.resolveWith(
(states) => Colors.black), // color of the radio button
value: OptionTitles
.one, // value of the radio button (enum) ক, খ, গ, ঘ, ঙ etc
groupValue: _optionTitle, // value of the selected radio button
mcqOptionAlphabetStyle: const TextStyle(
fontSize: 20,
fontFamily: "SolaimanLipi",
color: Colors.black, // color of the radio button Alphabet
), // style of the radio button text
circleRadius: 20, // radius of the radio button
mcqOptionAlphabet: one,
onChanged: (OptionTitles? value) {
setState(() {
_optionTitle = value!;
});
},
),
MCQRadio<OptionTitles>(
fillColor: MaterialStateColor.resolveWith((states) => Colors.black),
value: OptionTitles.two,
groupValue: _optionTitle,
mcqOptionAlphabet: two,
onChanged: (OptionTitles? value) {
setState(() {
_optionTitle = value!;
});
},
),
MCQRadio<OptionTitles>(
fillColor: MaterialStateColor.resolveWith((states) => Colors.black),
value: OptionTitles.three,
groupValue: _optionTitle,
mcqOptionAlphabet: three,
onChanged: (OptionTitles? value) {
setState(() {
_optionTitle = value!;
});
},
),
MCQRadio<OptionTitles>(
fillColor: MaterialStateColor.resolveWith((states) => Colors.black),
value: OptionTitles.four,
groupValue: _optionTitle,
mcqOptionAlphabet: four,
onChanged: (OptionTitles? value) {
setState(() {
_optionTitle = value!;
});
},
),
MCQRadio<OptionTitles>(
fillColor: MaterialStateColor.resolveWith((states) => Colors.black),
value: OptionTitles.five,
groupValue: _optionTitle,
mcqOptionAlphabet: five,
onChanged: (OptionTitles? value) {
print(value);
setState(() {
_optionTitle = value!;
});
},
),
],
);
}
}