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101 lines
2.9 KiB
101 lines
2.9 KiB
import 'package:bot_toast/bot_toast.dart';
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import 'package:flutter/material.dart';
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import 'package:project_telephony/ui/user/user_page.dart';
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import 'package:project_telephony/utils/headers.dart';
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import 'TextMe/text_me_page.dart';
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import 'home/home_page.dart';
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class TabNavigator extends StatefulWidget {
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final int? index;
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const TabNavigator({Key? key, this.index}) : super(key: key);
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@override
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_TabNavigatorState createState() => _TabNavigatorState();
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}
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class _TabNavigatorState extends State<TabNavigator>
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with SingleTickerProviderStateMixin {
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TabController? _tabController;
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int _pageIndex = 0;
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DateTime? _lastPressed;
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// 页面列表
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List<Widget> _pages = <Widget>[];
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@override
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void initState() {
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super.initState();
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//页面加载调用
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// Future.delayed(const Duration(milliseconds: 0), () async {
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// //Hive.initFlutter;
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// await HiveStore.init();
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// });
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// , const TextMePage()
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_pages = [const HomePage() ,const UserPage()];
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_tabController = TabController(
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length: _pages.length, vsync: this, initialIndex: widget.index ?? 0);
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}
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//选中与未选中图标样式
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_buildBottomBar(String title, String unSelected, String selected) {
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return BottomNavigationBarItem(
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icon: Image.asset(
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unSelected,
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height: 44.w,
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width: 44.w,
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),
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activeIcon: Image.asset(
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selected,
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height: 44.w,
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width: 44.w,
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),
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label: title,
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);
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}
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@override
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Widget build(BuildContext context) {
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//底部导航来
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List<BottomNavigationBarItem> _bottomNav = <BottomNavigationBarItem>[
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_buildBottomBar("首页", Assets.icons.homeNoSelected.path,
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Assets.icons.homeSelected.path),
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// _buildBottomBar("群发", Assets.icons.nomass.path,
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// Assets.icons.mass.path),
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_buildBottomBar(
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"我的", Assets.icons.myNoselected.path, Assets.icons.mySelected.path)
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];
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return Scaffold(
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body: WillPopScope(
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onWillPop: () async {
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if (_lastPressed == null ||
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DateTime.now().difference(_lastPressed!) >
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const Duration(seconds: 1)) {
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//两次点击间隔超过1秒重新计算
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_lastPressed = DateTime.now();
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BotToast.showText(text: '再按一次即可退出程序');
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return false;
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}
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// 否则关闭APP
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return true;
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},
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child: TabBarView(
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controller: _tabController,
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physics: const NeverScrollableScrollPhysics(),
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children: _pages,
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),
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),
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bottomNavigationBar: BottomNavigationBar(
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items: _bottomNav,
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backgroundColor: Colors.white,
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currentIndex: _pageIndex,
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selectedFontSize: 20.sp,
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unselectedFontSize: 20.sp,
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onTap: (index) {
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_tabController!.animateTo(index, curve: Curves.easeInOutCubic);
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setState(() => _pageIndex = index);
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},
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),
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);
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}
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}
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