CupertinoSegmentedControl flutter example
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return CupertinoApp(
// Remove the debug banner
debugShowCheckedModeBanner: false,
title: 'Kindacode.com',
home: MyHomePage(),
);
}
}
class MyHomePage extends StatefulWidget {
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
String _selectedValue;
@override
Widget build(BuildContext context) {
return CupertinoPageScaffold(
child: SafeArea(
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
CupertinoSegmentedControl(
children: {
'a': Container(
color: _selectedValue == 'a' ? Colors.blue[100] : Colors.white,
padding: EdgeInsets.all(8),
child: Text('A'),
),
'b': Container(
color: _selectedValue == 'b' ? Colors.blue[100] : Colors.white,
padding: EdgeInsets.all(8),
child: Text('B'),
),
'c': Container(
color: _selectedValue == 'c' ? Colors.blue[100] : Colors.white,
padding: EdgeInsets.all(8),
child: Text('C'),
),
'd': Container(
color: _selectedValue == 'd' ? Colors.blue[100] : Colors.white,
padding: EdgeInsets.all(8),
child: Text('D'),
),
},
onValueChanged: (value) {
setState(() {
_selectedValue = value;
});
},
),
SizedBox(height: 30),
_selectedValue != null
? Text(
_selectedValue,
style: TextStyle(fontSize: 50),
)
: Container()
],
),
),
),
);
}
}