82 lines
2.5 KiB
Dart
82 lines
2.5 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:url_launcher/url_launcher.dart';
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class UpdateDialog extends StatefulWidget {
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final String downloadUrl;
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const UpdateDialog({super.key, required this.downloadUrl});
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@override
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State<UpdateDialog> createState() => _UpdateDialogState();
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}
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// 打开外部浏览器的方法
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Future<void> launchExternalBrowser(String url) async {
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// 检查是否可以启动URL
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if (await canLaunchUrl(Uri.parse(url))) {
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// 启动URL，使用外部浏览器
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await launchUrl(
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Uri.parse(url),
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mode: LaunchMode.externalApplication, // 这会强制使用外部浏览器
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);
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} else {
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// 如果无法启动URL，抛出异常或处理错误
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throw '无法打开 $url';
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}
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}
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class _UpdateDialogState extends State<UpdateDialog> {
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@override
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Widget build(BuildContext context) {
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return Material(
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type: MaterialType.transparency,
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color: const Color(0x1A000000),
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child: Center(
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child: ClipRRect(
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borderRadius: BorderRadius.circular(10),
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child: Container(
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width: 307,
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color: Colors.white,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Container(
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margin: EdgeInsets.only(top: 20),
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child: Image(
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width: 80,
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height: 80,
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image: AssetImage('assets/images/ic_update.png'),
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),
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),
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Container(
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margin: EdgeInsets.only(top: 20),
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child: Text(
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"有新版本请更新",
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style: TextStyle(fontSize: 20),
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),
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),
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GestureDetector(
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onTap: () {
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launchExternalBrowser(widget.downloadUrl);
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},
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child: Container(
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width: 160,
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height: 50,
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alignment: Alignment.center,
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margin: EdgeInsets.symmetric(vertical: 20),
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decoration: BoxDecoration(color: Colors.lightBlue, borderRadius: BorderRadius.all(Radius.circular(15))),
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child: Text(
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"去更新",
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style: TextStyle(fontSize: 22, color: Colors.white),
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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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),
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);
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}
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}
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