77 lines
2.2 KiB
Dart
77 lines
2.2 KiB
Dart
import 'package:flutter/material.dart';
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class ListPage extends StatefulWidget {
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final String listName;
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ListPage({this.listName}) : super(key: Key(listName));
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@override
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_ListPageState createState() => _ListPageState();
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}
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class _ListPageState extends State<ListPage> {
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Map<String, bool> items = {"Butter": true, "Milch": false};
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: new Text(widget.listName),
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),
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body: ListView(
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padding: EdgeInsets.symmetric(vertical: 8.0),
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children: ListTile.divideTiles(
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context: context,
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tiles: items
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.map((item, checked) => MapEntry(
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item,
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CheckboxListTile(
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title: Text(item),
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controlAffinity: ListTileControlAffinity.leading,
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value: checked,
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onChanged: (bool value) =>
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setState(() => items[item] = value),
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)))
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.values)
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.toList(),
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),
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floatingActionButton: FloatingActionButton(
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onPressed: () => _addItem(), child: Icon(Icons.add)),
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);
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}
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_addItem() {
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var textController = new TextEditingController();
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showDialog(
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context: context,
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child: new AlertDialog(
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contentPadding: const EdgeInsets.all(16.0),
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content: new Row(children: <Widget>[
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Expanded(
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child: new TextField(
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autofocus: true,
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decoration: new InputDecoration(
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labelText: 'List Item', hintText: 'eg. Milk'),
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controller: textController,
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),
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)
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]),
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actions: <Widget>[
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new FlatButton(
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child: const Text('CANCEL'),
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onPressed: () => Navigator.pop(context),
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),
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new FlatButton(
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child: const Text('ADD'),
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onPressed: () {
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if (textController.text.isNotEmpty)
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setState(() => items[textController.text] = false);
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Navigator.pop(context);
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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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}
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