flutterx_live_data 1.7.7-dev

LiveData is a data holder class that can be observed. This is a Flutter implementation of LiveData in Android Jetpack library

example/lib/main.dart

import 'package:example/test_mutable.dart';
import 'package:flutter/material.dart';
import 'package:flutterx_live_data/flutterx_live_data.dart';
import 'package:flutterx_utils/flutterx_utils.dart';

void main() => runApp(const MyApp());

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) => MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Flutterx LiveData Demo',
      theme: ThemeData(primarySwatch: Colors.teal),
      home: const LiveDataExample());
}

class LiveDataExample extends StatefulWidget {
  const LiveDataExample({super.key});

  @override
  State<LiveDataExample> createState() => _LiveDataExampleState();
}

class _LiveDataExampleState extends State<LiveDataExample> {
  static const List<Widget> _pages = [MutableLiveDataTest()];

  @override
  Widget build(BuildContext context) => DefaultTabController(
      length: _pages.length,
      child: Scaffold(
          appBar: AppBar(
              title: const Text('LiveData example'),
              bottom: TabBar(
                  tabs: _pages.map((page) => Tab(text: page.runtimeType.toString().replaceAll('Test', ''))).toList())),
          body: PageView(
              children: _pages
                  .map((page) =>
                      Center(child: Padding(padding: const EdgeInsets.all(kMinInteractiveDimension), child: page)))
                  .toList())));
}

Widget xColumn(String title, Iterable<Widget> rows) => Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
      Text(title),
      const SizedBox(height: 12),
      ...rows.map((row) => SizedBox(height: 24, child: row)),
    ]);

Widget xActions(Iterable<Widget> actions) => Row(children: actions.interpolate(const SizedBox(width: 4)).toList());

Widget xAction({required VoidCallback? onPressed, required IconData icon}) => Center(
      child: ElevatedButton(
          onPressed: onPressed,
          style: ElevatedButton.styleFrom(padding: const EdgeInsets.all(4), minimumSize: Size.zero),
          child: Icon(icon, size: 14)),
    );

Widget xData<T>(ObservableData<T> data) =>
    LiveDataBuilder<T>(data: data, builder: (context, data) => Text('$data'), placeholder: const Text('--'));