ChipChoice

snippet.packages.flutter.lib.src.material.chip_choice.23.

  

// ignore_for_file: directives_ordering
// ignore_for_file: unnecessary_import
// ignore_for_file: unused_import
// ignore_for_file: unused_element
// ignore_for_file: unused_local_variable
import 'dart:async';
import 'dart:convert';
import 'dart:math' as math;
import 'dart:typed_data';
import 'dart:ui' as ui;
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter/material.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/painting.dart';
import 'package:flutter/physics.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/semantics.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/scheduler.dart';
import 'package:flutter/animation.dart';
import 'package:flutter/services.dart';

// From: packages/flutter/lib/src/material/chip_choice.dart:23
class MyThreeOptions extends StatefulWidget {
  const MyThreeOptions({Key? key}) : super(key: key);

  @override
  State createState() => _MyThreeOptionsState();
}

class _MyThreeOptionsState extends State {
  int? _value = 1;

  @override
  Widget build(BuildContext context) {
    return Wrap(
      children: List.generate(
        3,
        (int index) {
          return ChoiceChip(
            label: Text('Item $index'),
            selected: _value == index,
            onSelected: (bool selected) {
              setState(() {
                _value = selected ? index : null;
              });
            },
          );
        },
      ).toList(),
    );
  }
}
  

SHARE: