rfid_flutter_android 0.1.0-dev.1

rfid_flutter_android: ^0.1.0-dev.1 copied to clipboard

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:bot_toast/bot_toast.dart';
import 'package:signals/signals_flutter.dart';
import 'view/inventory_view.dart';
import 'view/read_write_view.dart';
import 'view/lock_kill_view.dart';
import 'view/settings_view.dart';
import 'entity/app_global_state.dart';
import 'widget/app_bottom_sheet.dart';
import 'entity/rfid_manager.dart';

void main() {
  runApp(const MyApp());
}

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'RFID Flutter Android',
      builder: BotToastInit(),
      navigatorObservers: [BotToastNavigatorObserver()],
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
        useMaterial3: true,
      ),
      home: const RfidMainPage(),
    );
  }
}

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

  @override
  State<RfidMainPage> createState() => _RfidMainPageState();
}

class _RfidMainPageState extends State<RfidMainPage> with TickerProviderStateMixin {
  late TabController _tabController;

  static const List<Widget> _pages = [
    InventoryView(key: PageStorageKey<String>('InventoryView')),
    SettingsView(key: PageStorageKey<String>('SettingsView')),
    ReadWriteView(key: PageStorageKey<String>('ReadWriteView')),
    LockKillView(key: PageStorageKey<String>('LockKillView')),
  ];

  @override
  void initState() {
    super.initState();
    _tabController = TabController(length: 4, vsync: this);
    _tabController.addListener(() {
      if (_tabController.indexIsChanging) {
        appState.setCurrentPageIndex(_tabController.index);
      }
    });
  }

  @override
  void dispose() {
    _tabController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    print('app build');

    // 监听全局页面索引状态
    final currentPageIndex = appState.currentPageIndex.watch(context);

    return Scaffold(
      appBar: AppBar(
        title: _buildAppBarTitle(),
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        actions: [
          IconButton(
            icon: const Icon(Icons.more_vert),
            onPressed: () => AppBottomSheet.show(context),
          ),
        ],
        bottom: TabBar(
          isScrollable: false,
          controller: _tabController,
          tabs: const [
            Tab(text: 'Inventory'),
            Tab(text: 'Settings'),
            Tab(text: 'Read-Write'),
            Tab(text: 'Lock-Kill'),
          ],
        ),
      ),
      body: IndexedStack(
        index: currentPageIndex,
        children: _pages,
      ),
    );
  }

  Widget _buildAppBarTitle() {
    return Row(
      children: [
        Watch.builder(builder: (context) {
          return Text(
            appState.isHandset.value ? 'UART' : 'URA4',
            style: const TextStyle(fontSize: 22, fontWeight: FontWeight.bold),
          );
        }),
        const SizedBox(width: 10),
        SizedBox(
          width: 80,
          height: 34,
          child: ElevatedButton(
            onPressed: () async {
              final res = await RfidManager.instance.init();
              BotToast.showText(text: res.isEffective ? '✅ Init Success' : '❌ Init Failed');
            },
            child: const Text('Init'),
          ),
        ),
        const SizedBox(width: 6),
        SizedBox(
          width: 80,
          height: 34,
          child: ElevatedButton(
            onPressed: () async {
              final res = await RfidManager.instance.free();
              BotToast.showText(text: res.isEffective ? '✅ Free Success' : '❌ Free Failed');
            },
            child: const Text('Free'),
          ),
        ),
      ],
    );
  }
}