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114 lines
3.1 KiB
114 lines
3.1 KiB
import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_screenutil/flutter_screenutil.dart';
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import 'package:akuCommunity/const/resource.dart';
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import 'package:akuCommunity/ui/community/community_views/community_page.dart';
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import 'home/home_page.dart';
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import 'personal/personal_page.dart';
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import 'property/property_index.dart';
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class TabNavigator extends StatefulWidget {
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const TabNavigator({
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Key key,
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}) : 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 _currentIndex = 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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_pages = [
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HomePage(),
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// MarketPage(),
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PropertyIndex(),
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// CommunityIndex(),
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CommunityPage(),
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PersonalIndex()
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];
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_tabController = TabController(length: _pages.length, vsync: this);
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}
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_buildBottomBar(
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String title,
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String unselected,
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String selected,
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) {
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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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color: Colors.black38,
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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', R.ASSETS_ICONS_TABBAR_HOME_NO_PNG,
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R.ASSETS_ICONS_TABBAR_HOME_PNG),
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// _buildBottomBar(
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// '商城', AssetsImage.TAB_MARKET_UNSELECT, AssetsImage.TAB_MARKET_SELECT),
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_buildBottomBar('物业', R.ASSETS_ICONS_TABBAR_HOUSE_NO_PNG,
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R.ASSETS_ICONS_TABBAR_HOUSE_PNG),
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_buildBottomBar('社区', R.ASSETS_ICONS_TABBAR_MESSAGE_NO_PNG,
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R.ASSETS_ICONS_TABBAR_MESSAGE_PNG),
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_buildBottomBar('我的', R.ASSETS_ICONS_TABBAR_USER_NO_PNG,
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R.ASSETS_ICONS_TABBAR_USER_PNG),
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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) > 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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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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children: _pages,
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controller: _tabController,
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physics: NeverScrollableScrollPhysics(),
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),
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),
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bottomNavigationBar: StatefulBuilder(builder: (context, setFunc) {
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return BottomNavigationBar(
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items: _bottomNav,
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currentIndex: _currentIndex,
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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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setFunc(() => _currentIndex = 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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}
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