pikapika/lib/screens/AppScreen.dart

87 lines
2.0 KiB
Dart

import 'dart:async';
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:pikapika/basic/config/Version.dart';
import 'package:pikapika/screens/components/Badge.dart';
import 'package:uni_links/uni_links.dart';
import 'package:uri_to_file/uri_to_file.dart';
import '../basic/Common.dart';
import 'CategoriesScreen.dart';
import 'PkzArchiveScreen.dart';
import 'SpaceScreen.dart';
// MAIN UI 底部导航栏
class AppScreen extends StatefulWidget {
const AppScreen({Key? key}) : super(key: key);
@override
State<AppScreen> createState() => _AppScreenState();
}
class _AppScreenState extends State<AppScreen> {
late StreamSubscription<String?> _linkSubscription;
@override
void initState() {
versionEvent.subscribe(_onVersion);
_linkSubscription = linkSubscript(context);
super.initState();
}
@override
void dispose() {
versionEvent.unsubscribe(_onVersion);
_linkSubscription.cancel();
super.dispose();
}
void _onVersion(dynamic a) {
setState(() {});
}
static const List<Widget> _widgetOptions = <Widget>[
CategoriesScreen(),
SpaceScreen(),
];
late int _selectedIndex = 0;
void _onItemTapped(int index) {
setState(() {
_selectedIndex = index;
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: IndexedStack(
index: _selectedIndex,
children: _widgetOptions,
),
bottomNavigationBar: BottomNavigationBar(
items: <BottomNavigationBarItem>[
const BottomNavigationBarItem(
icon: Icon(Icons.public),
label: '浏览',
),
BottomNavigationBarItem(
icon: Badged(
child: const Icon(Icons.face),
badge: latestVersion() == null ? null : "1",
),
label: '我的',
),
],
currentIndex: _selectedIndex,
iconSize: 20,
selectedFontSize: 12,
unselectedFontSize: 12,
onTap: _onItemTapped,
),
);
}
}