54 lines
1.2 KiB
Dart
54 lines
1.2 KiB
Dart
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import 'package:flutter/material.dart';
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class LanguageSelector extends StatefulWidget {
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@override
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_LanguageSelectorState createState() => new _LanguageSelectorState();
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}
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class _LanguageSelectorState extends State<LanguageSelector> {
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List<bool> isSelected;
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@override
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void initState() {
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super.initState();
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isSelected = [true, false, false];
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}
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@override
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Widget build(BuildContext context) {
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return ToggleButtons(
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isSelected: isSelected,
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children: <Widget> [
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_LanguageOption("Auto"),
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_LanguageOption("Japanese"),
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_LanguageOption("English")
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],
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selectedColor: Colors.blue,
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onPressed: (int buttonIndex) {
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setState(() {
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for (var i in Iterable.generate(isSelected.length)) {
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isSelected[i] = i == buttonIndex;
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}
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});
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},
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);
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}
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}
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class _LanguageOption extends StatelessWidget {
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final String language;
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_LanguageOption(this.language);
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@override
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Widget build(BuildContext context) {
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return Expanded(
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child: Container(
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padding: EdgeInsets.symmetric(vertical: 10.0, horizontal: 20.0),
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child: Center(child: Text(language)),
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),
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);
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}
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} |