hyzp_ybqx-Commit001：代码刚转换好，编译通过
This commit is contained in:
WinUser01
@@ -0,0 +1,389 @@
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import 'dart:async';
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import 'dart:io';
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///https://blog.csdn.net/zcylyzhi4/article/details/108002879
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///1、导入相关包
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import 'dart:isolate';
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import 'dart:ui';
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import 'package:flutter/material.dart';
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import 'package:flutter_downloader/flutter_downloader.dart';
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import 'package:flutter_screenutil/flutter_screenutil.dart';
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import 'package:hyzp_ybqx/components/dioFun.dart';
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import 'package:hyzp_ybqx/components/doJSON.dart';
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import 'package:open_file/open_file.dart';
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import 'package:package_info/package_info.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:progress_dialog/progress_dialog.dart';
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import '../../../components/commonFun.dart';
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import '../../../widget/JdButton.dart';
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///版本更新頁面
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class MyUpdated extends StatefulWidget {
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MyUpdated({Key key, this.ver, this.date, this.theContext}) : super(key: key);
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String ver = '1.0.0';
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String date = '';
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BuildContext theContext;
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_MyUpdatedState createState() => _MyUpdatedState();
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}
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class _MyUpdatedState extends State<MyUpdated> {
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//2、声明变量
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int _stampAppCompile = -1;
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String _dateNewver = '';
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Map _mapVer = {};
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String serviceVersionCode = '';
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String appId = '';
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ProgressDialog pr;
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String apkName = 'app-release.apk';
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String appPath = '';
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ReceivePort _port = ReceivePort();
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void initState() {
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// 0、初始化FlutterDownLoader。版本更新初始化，放在这里会报错，初始化失败
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// WidgetsFlutterBinding.ensureInitialized();
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if (!bFlutterDownloader_initialize) {
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FlutterDownloader.initialize(debug: true).then((value) {
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//3、在initState中初始化
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IsolateNameServer.registerPortWithName(_port.sendPort, 'downloader_send_port');
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_port.listen(_updateDownLoadInfo);
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FlutterDownloader.registerCallback(_downLoadCallback);
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getNewverUrl().then((value) {
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_mapVer = value;
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print('_mapVer = ${_mapVer}');
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});
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bFlutterDownloader_initialize = true;
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});
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} else {
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//3、在initState中初始化
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IsolateNameServer.registerPortWithName(_port.sendPort, 'downloader_send_port');
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_port.listen(_updateDownLoadInfo);
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FlutterDownloader.registerCallback(_downLoadCallback);
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getNewverUrl().then((value) {
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_mapVer = value;
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print('_mapVer = ${_mapVer}');
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//I/flutter (12498): _mapVer = {id: 1, ver: 1.0.0, miaos: 版本说明,
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// downurl: http://www.sctastech.com/download/hyzp_20210425.apk, updatetime: 1620632231}
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print('oldVer = ${widget.ver}');
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_mapVer['ver'] = '1.3.1';
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print('newVer = ${_mapVer['ver']}');
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// I/flutter ( 1872): oldVer = 1.3.0
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// I/flutter ( 1872): newVer = 1.3.1
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///从字符串时间获取秒时间戳：int getStampFromString(String strTime)
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// _stampAppCompile = getStampFromString(widget.date.replaceAll('.', '-'));
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// //timeStamp可以是int类型或String类型的时间戳（秒）：String getFtpdir_YYYYMMDD(var timeStamp)
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// _dateNewver = getFtpdir_YYYYMMDD(_mapVer['updatetime'], sep: '.');
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// print('_stampAppCompile = $_stampAppCompile');
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// print('_mapVer[\'updatetime\'] = ${_mapVer['updatetime']}');
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// print('widget.date = ${widget.date}');
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// print('_dateNewver = $_dateNewver');
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// I/flutter (30820): _stampAppCompile = 1620403200
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// I/flutter (30820): _mapVer['updatetime'] = 1620632231
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// I/flutter (30820): widget.date = 2021.05.08
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// I/flutter (30820): _dateNewver = 2021.05.10
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});
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}
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super.initState();
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}
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//4、判断，自动更新
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// 版本比较
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Future verCompare({String newVer, String oldVer}) async {
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List listNewVer = await tran2int(newVer.split('.'));
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List listOldVer = await tran2int(oldVer.split('.'));
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int len = listNewVer.length;
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for (int i = 0; i < len; i++) {
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if (listNewVer[i] > listOldVer[i]) {
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return true;
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}
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}
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return false;
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}
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Future tran2int(List _list) async {
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List listRet = [];
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int len = _list.length;
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for (int i = 0; i < len; i++) {
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listRet.add(int.parse(_list[i].trim()));
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}
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return listRet;
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}
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@override
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Future afterFirstLayout(BuildContext context) async {
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// 如果是android，则执行热更新
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if (Platform.isAndroid) {
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verCompare(newVer: _mapVer['ver'], oldVer: widget.ver).then((value) {
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if (value) {
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print('value = $value');
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//_getNewVersionAPP(context);
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serviceVersionCode = _mapVer['ver'];
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//appId = res.data['id'];
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//_checkVersionCode();
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_showNewVersionAppDialog();
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}
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});
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}
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}
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//监听登录页面销毁的事件
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dispose() {
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super.dispose();
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}
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doLogin() async {
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//临时跳转
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//Navigator.pushNamed(context, '/tabs', arguments: g_iIndex);
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afterFirstLayout(context).then((value) {});
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//Navigator.pop(context); //返回
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return;
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: PreferredSize(
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preferredSize: Size.fromHeight(ScreenUtil().setHeight(173)),
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// 设置appBar高度
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// 设置appBar高度
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child: AppBar(
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automaticallyImplyLeading: false,
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centerTitle: true,
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titleSpacing: 0.0,
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//设置title的左边距
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flexibleSpace: Container(
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//SizedBox(height: ScreenUtil().statusBarHeight), //显示顶部状态栏
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// SizedBox(height: ScreenUtil().setHeight(10)), //显示顶部状态栏
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padding: EdgeInsets.only(top: ScreenUtil().statusBarHeight),
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//留出顶部状态栏高度
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child: Container(
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//height: ScreenUtil().setHeight(173),
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.centerLeft,
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end: Alignment.centerRight,
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colors: [
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Color.fromRGBO(12, 186, 156, 1),
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Color.fromRGBO(39, 127, 235, 1),
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],
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),
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),
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// decoration: BoxDecoration(
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// gradient: LinearGradient(colors: [
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// Color(0xFF0018EB),
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// Color(0xFF01C1D9),
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// ], begin: Alignment.bottomCenter, end: Alignment.topCenter),
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// ),
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),
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),
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title: Padding(
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padding: EdgeInsets.only(left: 0, right: 0),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.start,
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children: [
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getIconAndTextButton(
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iconColor: Colors.white,
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iconData: Icons.chevron_left_outlined,
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onPress: () {
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Navigator.pop(context);
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},
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),
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Expanded(
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child: Text("版本更新",
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style: TextStyle(color: Colors.white, fontSize: 20),
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textAlign: TextAlign.center,
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overflow: TextOverflow.ellipsis),
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),
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SizedBox(width: 50),
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],
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),
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),
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),
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),
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body: Container(
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padding: EdgeInsets.only(top: 20, bottom: 20, left: 5, right: 5),
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child: ListView(
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children: <Widget>[
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Center(
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child: Container(
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margin: EdgeInsets.only(top: 30),
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height: ScreenUtil().setWidth(160),
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width: ScreenUtil().setWidth(160),
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//child: Image.asset('assets/images/user.png', fit: BoxFit.cover),
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child: Image.asset('assets/images/ybsthbj.png', fit: BoxFit.fitHeight),
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// child: Image.network(
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// 'https://www.itying.com/images/flutter/list5.jpg',
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// fit: BoxFit.cover),
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),
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),
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Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: <Widget>[
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SizedBox(height: 60),
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Text('宜宾市黑烟车电子抓拍系统', style: TextStyle(fontSize: 20)),
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Text('v${widget.ver}（${widget.date}）', style: TextStyle(fontSize: 20)),
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SizedBox(height: 60),
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Text('© 宜宾市生态环境局 四川省踏石科技 版权所有\n服务热线：187-8467-8300',
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maxLines: 2, style: TextStyle(fontSize: 16), textAlign: TextAlign.center),
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],
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),
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),
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SizedBox(height: 100),
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Container(
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padding: EdgeInsets.only(top: 20, bottom: 20, left: 20, right: 20),
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child: JdButton(
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height: 126,
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text: "确认",
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color: Colors.blueAccent,
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onTop: doLogin,
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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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}
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///https://blog.csdn.net/zcylyzhi4/article/details/108002879
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//5、自动更新代码
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/// 执行版本更新的网络请求
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_getNewVersionAPP(context) async {
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// HttpUtils.send(
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// context,
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// 'http://update.rwworks.com:8088/appManager/monitor/app/version/check/flutterTempldate',
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// ).then((res) {
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// serviceVersionCode = res.data["versionNo"];
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// appId = res.data['id'];
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// _checkVersionCode();
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// });
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}
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/// 检查当前版本是否为最新，若不是，则更新
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void _checkVersionCode() {
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PackageInfo.fromPlatform().then((PackageInfo packageInfo) {
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var currentVersionCode = packageInfo.version;
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if (double.parse(serviceVersionCode.substring(0, 3)) >
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double.parse(currentVersionCode.substring(0, 3))) {
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_showNewVersionAppDialog();
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}
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});
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}
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/// 版本更新提示对话框
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Future<void> _showNewVersionAppDialog() async {
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return showDialog<void>(
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context: context,
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barrierDismissible: false,
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builder: (BuildContext context) {
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return AlertDialog(
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title: new Row(
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children: <Widget>[
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new Padding(
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padding: const EdgeInsets.fromLTRB(30.0, 0.0, 10.0, 0.0),
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child: new Text("发现新版本"))
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],
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),
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content: new Text(serviceVersionCode),
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actions: <Widget>[
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new FlatButton(
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child: new Text('下次再说'),
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onPressed: () {
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Navigator.of(context).pop();
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},
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),
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new FlatButton(
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child: new Text('立即更新'),
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onPressed: () {
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_doUpdate(context);
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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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/// 执行更新操作
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_doUpdate(BuildContext context) async {
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Navigator.pop(context);
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_executeDownload(context);
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}
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/// 下载最新apk包
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Future<void> _executeDownload(BuildContext context) async {
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pr = new ProgressDialog(
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context,
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type: ProgressDialogType.Download,
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isDismissible: true,
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showLogs: true,
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);
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pr.style(message: '准备下载...');
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if (!pr.isShowing()) {
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pr.show();
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}
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final path = await _apkLocalPath;
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await FlutterDownloader.enqueue(
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//url: 'http://update.rwworks.com:8088/appManager/monitor/app/appload/' + appId + '',
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url: _mapVer['downurl'],
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savedDir: path,
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fileName: apkName,
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showNotification: true,
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openFileFromNotification: true);
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}
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/// 下载进度回调函数
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static void _downLoadCallback(String id, DownloadTaskStatus status, int progress) {
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final SendPort send = IsolateNameServer.lookupPortByName('downloader_send_port');
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send.send([id, status, progress]);
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}
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/// 更新下载进度框
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_updateDownLoadInfo(dynamic data) {
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DownloadTaskStatus status = data[1];
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int progress = data[2];
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if (status == DownloadTaskStatus.running) {
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pr.update(progress: double.parse(progress.toString()), message: "下载中，请稍后…");
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}
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if (status == DownloadTaskStatus.failed) {
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if (pr.isShowing()) {
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pr.hide();
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}
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}
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if (status == DownloadTaskStatus.complete) {
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if (pr.isShowing()) {
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pr.hide();
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}
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_installApk();
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}
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}
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/// 安装apk
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Future<Null> _installApk() async {
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await OpenFile.open(appPath + '/' + apkName);
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}
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/// 获取apk存储位置
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Future<String> get _apkLocalPath async {
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final directory = await getExternalStorageDirectory();
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String path = directory.path + Platform.pathSeparator + 'Download';
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;
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final savedDir = Directory(path);
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bool hasExisted = await savedDir.exists();
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if (!hasExisted) {
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await savedDir.create();
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}
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this.setState(() {
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appPath = path;
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});
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return path;
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}
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}
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@@ -0,0 +1,386 @@
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import 'dart:async';
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import 'dart:io';
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///https://blog.csdn.net/zcylyzhi4/article/details/108002879
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///1、导入相关包
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import 'dart:isolate';
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import 'dart:ui';
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import 'package:flutter/material.dart';
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import 'package:flutter_downloader/flutter_downloader.dart';
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import 'package:flutter_screenutil/flutter_screenutil.dart';
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import 'package:hyzp_ybqx/components/dioFun.dart';
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import 'package:open_file/open_file.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:progress_dialog/progress_dialog.dart';
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import '../../../components/commonFun.dart';
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///版本更新类
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class MyUpdatedNew {
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MyUpdatedNew(
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{this.ver,
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this.date,
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this.theContext,
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this.bStartUpdated = false,
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this.bShowNoNewVersion = false}) {
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initState();
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}
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String ver = '1.0.0';
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String date = '';
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BuildContext theContext;
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bool bStartUpdated;
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bool bShowNoNewVersion;
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//2、声明变量
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||||
int _stampAppCompile = -1;
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String _dateNewver = '';
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Map _mapVer = {};
|
||||
String serviceVersionCode = '';
|
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String appId = '';
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ProgressDialog pr;
|
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String apkName = '';
|
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String appPath = '';
|
||||
ReceivePort _port = ReceivePort();
|
||||
|
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void initState() {
|
||||
// 0、初始化FlutterDownLoader。版本更新初始化，放在这里会报错，初始化失败
|
||||
// WidgetsFlutterBinding.ensureInitialized();
|
||||
if (!bFlutterDownloader_initialize) {
|
||||
FlutterDownloader.initialize(debug: true).then((value) {
|
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registerCallback(first: true);
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});
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||||
} else {
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registerCallback();
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}
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}
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registerCallback({bool first = false}) {
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//3、在initState中初始化
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/*
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D/DownloadWorker( 4745): Update too frequently!!!!, this should be dropped
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E/flutter ( 4745): [ERROR:flutter/lib/ui/ui_dart_state.cc(177)] Unhandled Exception: NoSuchMethodError: The method 'update' was called on null.
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E/flutter ( 4745): Receiver: null
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E/flutter ( 4745): Tried calling: update(message: "下载中，请稍后…", progress: 0.0)
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E/flutter ( 4745): #0 Object.noSuchMethod (dart:core-patch/object_patch.dart:51:5)
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E/flutter ( 4745): #1 MyUpdatedNew._updateDownLoadInfo (package:hyzp_ybqx/pages/MyMsics/05_updated/MyUpdatedNew.dart:251:10)
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E/flutter ( 4745): #2 _rootRunUnary (dart:async/zone.dart:1206:13)
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E/flutter ( 4745): #3 _CustomZone.runUnary (dart:async/zone.dart:1100:19)
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||||
E/flutter ( 4745): #4 _CustomZone.runUnaryGuarded (dart:async/zone.dart:1005:7)
|
||||
E/flutter ( 4745): #5 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:357:11)
|
||||
E/flutter ( 4745): #6 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:285:7)
|
||||
E/flutter ( 4745): #7 _SyncStreamControllerDispatch._sendData (dart:async/stream_controller.dart:808:19)
|
||||
E/flutter ( 4745): #8 _StreamController._add (dart:async/stream_controller.dart:682:7)
|
||||
E/flutter ( 4745): #9 _StreamController.add (dart:async/stream_controller.dart:624:5)
|
||||
E/flutter ( 4745): #10 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:168:12)
|
||||
E/flutter ( 4745):
|
||||
*/
|
||||
|
||||
if (!first) {
|
||||
// 解决2次进入报错无法下载的问题-OK
|
||||
// 如果以前注册过必须先移除，否则报错无法下载：DownloadWorker( 4745): Update too frequently!!!!, this should be dropped
|
||||
IsolateNameServer.removePortNameMapping('downloader_send_port');
|
||||
// FlutterDownloader.cancelAll();
|
||||
// FlutterDownloader.remove(taskId: null);
|
||||
}
|
||||
IsolateNameServer.registerPortWithName(_port.sendPort, 'downloader_send_port');
|
||||
_port.listen(_updateDownLoadInfo);
|
||||
FlutterDownloader.registerCallback(_downLoadCallback);
|
||||
getNewverUrl().then((value) {
|
||||
_mapVer = value;
|
||||
print('_mapVer = ${_mapVer}');
|
||||
//I/flutter (12498): _mapVer = {id: 1, ver: 1.0.0, miaos: 版本说明,
|
||||
// downurl: http://www.sctastech.com/download/hyzp_20210425.apk, updatetime: 1620632231}
|
||||
|
||||
print('oldVer = ${ver}');
|
||||
//_mapVer['ver'] = '1.3.1';
|
||||
print('newVer = ${_mapVer['ver']}');
|
||||
// I/flutter ( 1872): oldVer = 1.3.0
|
||||
// I/flutter ( 1872): newVer = 1.3.1
|
||||
|
||||
if (first) {
|
||||
bFlutterDownloader_initialize = true;
|
||||
}
|
||||
|
||||
startUpdated();
|
||||
});
|
||||
}
|
||||
|
||||
///开始更新过程
|
||||
Future startUpdated() async {
|
||||
// 如果是android，则执行热更新
|
||||
if (Platform.isAndroid) {
|
||||
verCompare(newVer: _mapVer['ver'], oldVer: ver).then((value) {
|
||||
if (value) {
|
||||
print('value = $value');
|
||||
//_getNewVersionAPP(context);
|
||||
//appId = res.data['id'];
|
||||
//_checkVersionCode();
|
||||
bNewVer = true; //发现新版本
|
||||
if (bStartUpdated) {
|
||||
serviceVersionCode = _mapVer['ver'];
|
||||
_showNewVersionAppDialog();
|
||||
}
|
||||
} else if (bShowNoNewVersion) {
|
||||
// 没有发现新版本
|
||||
_showNoNewVersionAppDialog();
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
/// 没有发现新版本
|
||||
Future<void> _showNoNewVersionAppDialog() async {
|
||||
return showDialog<void>(
|
||||
context: theContext,
|
||||
barrierDismissible: false,
|
||||
builder: (BuildContext context) {
|
||||
return AlertDialog(
|
||||
title: Row(
|
||||
mainAxisAlignment: MainAxisAlignment.center,
|
||||
children: <Widget>[Text("没有发现新版本")],
|
||||
),
|
||||
content: Container(
|
||||
//padding: EdgeInsets.only(bottom: ScreenUtil().setHeight(18)),
|
||||
height: ScreenUtil().setHeight(230),
|
||||
decoration: BoxDecoration(
|
||||
border: Border.all(color: Colors.blueAccent, width: 1.0),
|
||||
borderRadius: BorderRadius.circular(5),
|
||||
),
|
||||
alignment: Alignment.center,
|
||||
child: RichText(
|
||||
textAlign: TextAlign.center,
|
||||
text: TextSpan(children: [
|
||||
TextSpan(text: 'NewVer: ', style: TextStyle(fontSize: 17, color: Colors.black)),
|
||||
TextSpan(
|
||||
text: '暂无新版本',
|
||||
style: TextStyle(
|
||||
fontSize: 17, color: Colors.black, fontWeight: FontWeight.bold)),
|
||||
]),
|
||||
),
|
||||
),
|
||||
actions: <Widget>[
|
||||
new FlatButton(
|
||||
child: new Text('确定'),
|
||||
onPressed: () {
|
||||
Navigator.of(context).pop();
|
||||
},
|
||||
),
|
||||
],
|
||||
);
|
||||
});
|
||||
}
|
||||
|
||||
/// 版本更新提示对话框
|
||||
Future<void> _showNewVersionAppDialog() async {
|
||||
String content1 = "注意：";
|
||||
String content2 = "新版本下载成功后，将弹出“安装未知应用程序”界面，请";
|
||||
String content3 = "授权“允许此来源”";
|
||||
String content4 = "；然后";
|
||||
String content5 = "稍等几秒钟";
|
||||
String content6 = "，再";
|
||||
String content7 = "点击“返回”按钮(一般位于左上角)";
|
||||
String content8 = "，按照提示即可完成升级过程。若";
|
||||
String content9 = "升级过程意外中断";
|
||||
String content10 = "，可重启App再次升级即可。";
|
||||
|
||||
return showDialog<void>(
|
||||
context: theContext,
|
||||
barrierDismissible: false,
|
||||
builder: (BuildContext context) {
|
||||
return AlertDialog(
|
||||
insetPadding: EdgeInsets.symmetric(horizontal: 20.0, vertical: 24.0),
|
||||
buttonPadding: EdgeInsets.only(bottom: 15, right: 20),
|
||||
title: Row(
|
||||
mainAxisAlignment: MainAxisAlignment.center,
|
||||
children: <Widget>[Text("发现新版本")],
|
||||
),
|
||||
content: Container(
|
||||
padding: EdgeInsets.only(
|
||||
left: ScreenUtil().setHeight(25), right: ScreenUtil().setHeight(10)),
|
||||
height: ScreenUtil().setHeight(620),
|
||||
decoration: BoxDecoration(
|
||||
border: Border.all(color: Colors.blueAccent, width: 1.0),
|
||||
borderRadius: BorderRadius.circular(5),
|
||||
),
|
||||
alignment: Alignment.center,
|
||||
child: Column(
|
||||
children: [
|
||||
RichText(
|
||||
textAlign: TextAlign.center,
|
||||
text: TextSpan(children: [
|
||||
TextSpan(
|
||||
text: '\nNewVer: ',
|
||||
style: TextStyle(fontSize: 17, color: Colors.redAccent)),
|
||||
TextSpan(
|
||||
text: serviceVersionCode,
|
||||
style: TextStyle(
|
||||
fontSize: 17, color: Colors.redAccent, fontWeight: FontWeight.bold)),
|
||||
]),
|
||||
),
|
||||
RichText(
|
||||
textAlign: TextAlign.justify,
|
||||
text: TextSpan(children: [
|
||||
getTextSpan('\n' + content1, color: Colors.blueAccent),
|
||||
getTextSpan(content2),
|
||||
getTextSpan(content3, color: Colors.redAccent),
|
||||
getTextSpan(content4),
|
||||
getTextSpan(content5, color: Colors.redAccent),
|
||||
getTextSpan(content6),
|
||||
getTextSpan(content7, color: Colors.redAccent),
|
||||
getTextSpan(content8),
|
||||
getTextSpan(content9, color: Colors.blueAccent),
|
||||
getTextSpan(content10),
|
||||
]),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
actions: <Widget>[
|
||||
new FlatButton(
|
||||
child: new Text('立即更新'),
|
||||
onPressed: () {
|
||||
/// 执行更新操作
|
||||
Navigator.pop(context);
|
||||
_executeDownload(context);
|
||||
},
|
||||
),
|
||||
new FlatButton(
|
||||
child: new Text('下次再说'),
|
||||
onPressed: () {
|
||||
Navigator.of(context).pop();
|
||||
},
|
||||
),
|
||||
],
|
||||
);
|
||||
});
|
||||
}
|
||||
|
||||
TextSpan getTextSpan(String _text, {Color color = Colors.black, double fontSize = 15}) {
|
||||
return TextSpan(text: _text, style: TextStyle(fontSize: fontSize, color: color));
|
||||
}
|
||||
|
||||
/// 下载最新apk包
|
||||
Future<void> _executeDownload(BuildContext context) async {
|
||||
pr = new ProgressDialog(
|
||||
context,
|
||||
type: ProgressDialogType.Download,
|
||||
isDismissible: true,
|
||||
showLogs: true,
|
||||
);
|
||||
pr.style(message: '准备下载...');
|
||||
if (!pr.isShowing()) {
|
||||
pr.show();
|
||||
}
|
||||
|
||||
final path = await _apkLocalPath;
|
||||
apkName = getFileName(_mapVer['downurl']);
|
||||
await FlutterDownloader.enqueue(
|
||||
//url: 'http://update.rwworks.com:8088/appManager/monitor/app/appload/' + appId + '',
|
||||
url: _mapVer['downurl'],
|
||||
savedDir: path,
|
||||
fileName: apkName,
|
||||
showNotification: true,
|
||||
openFileFromNotification: true);
|
||||
}
|
||||
|
||||
/// 下载进度回调函数
|
||||
static void _downLoadCallback(String id, DownloadTaskStatus status, int progress) {
|
||||
final SendPort send = IsolateNameServer.lookupPortByName('downloader_send_port');
|
||||
send.send([id, status, progress]);
|
||||
}
|
||||
|
||||
/// 更新下载进度框
|
||||
_updateDownLoadInfo(dynamic data) {
|
||||
DownloadTaskStatus status = data[1];
|
||||
int progress = data[2];
|
||||
if (status == DownloadTaskStatus.running) {
|
||||
pr.update(progress: double.parse(progress.toString()), message: "下载中，请稍后…");
|
||||
}
|
||||
if (status == DownloadTaskStatus.failed) {
|
||||
if (pr.isShowing()) {
|
||||
pr.hide();
|
||||
}
|
||||
}
|
||||
|
||||
if (status == DownloadTaskStatus.complete) {
|
||||
if (pr.isShowing()) {
|
||||
pr.hide();
|
||||
}
|
||||
_installApk();
|
||||
}
|
||||
}
|
||||
|
||||
/// 安装apk
|
||||
Future<Null> _installApk() async {
|
||||
await OpenFile.open(appPath + '/' + apkName);
|
||||
}
|
||||
|
||||
/// 获取apk存储位置
|
||||
Future<String> get _apkLocalPath async {
|
||||
final directory = await getExternalStorageDirectory();
|
||||
String path = directory.path + Platform.pathSeparator + 'Download';
|
||||
;
|
||||
final savedDir = Directory(path);
|
||||
bool hasExisted = await savedDir.exists();
|
||||
if (!hasExisted) {
|
||||
await savedDir.create();
|
||||
}
|
||||
appPath = path;
|
||||
|
||||
// this.setState(() {
|
||||
// appPath = path;
|
||||
// });
|
||||
|
||||
return path;
|
||||
}
|
||||
|
||||
//4、判断，自动更新
|
||||
// 版本比较
|
||||
//R:\FlutterProject\FlutterProject33\hyzp_ybqx\lib\pages\MyMsics\05_updated\MyUpdatedNew.dart line 343
|
||||
Future verCompare({String newVer, String oldVer}) async {
|
||||
//解决newVer中不包含字符“+”号报错失败问题
|
||||
if (newVer.indexOf('+') > -1) {
|
||||
//解决App.Car_Ver.Getver接口返回值变化后，1.3.11+20210729字符串转换为数字报错问题
|
||||
print('newVer = $newVer');
|
||||
newVer = newVer.substring(0, newVer.indexOf('+')); // substring是含头不含尾
|
||||
print('newVer2 = $newVer');
|
||||
}
|
||||
|
||||
List listNewVer = await tran2int(newVer.split('.'));
|
||||
List listOldVer = await tran2int(oldVer.split('.'));
|
||||
|
||||
int len = listNewVer.length;
|
||||
for (int i = 0; i < len; i++) {
|
||||
if (listNewVer[i] > listOldVer[i]) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
Future tran2int(List _list) async {
|
||||
List listRet = [];
|
||||
int len = _list.length;
|
||||
for (int i = 0; i < len; i++) {
|
||||
listRet.add(int.parse(_list[i].trim()));
|
||||
}
|
||||
return listRet;
|
||||
}
|
||||
|
||||
///https://blog.csdn.net/zcylyzhi4/article/details/108002879
|
||||
//5、自动更新代码
|
||||
/// 执行版本更新的网络请求
|
||||
|
||||
/// 检查当前版本是否为最新，若不是，则更新
|
||||
// void _checkVersionCode() {
|
||||
// PackageInfo.fromPlatform().then((PackageInfo packageInfo) {
|
||||
// var currentVersionCode = packageInfo.version;
|
||||
// if (double.parse(serviceVersionCode.substring(0, 3)) >
|
||||
// double.parse(currentVersionCode.substring(0, 3))) {
|
||||
// _showNewVersionAppDialog();
|
||||
// }
|
||||
// });
|
||||
// }
|
||||
}
|
||||
Reference in New Issue
Block a user