import 'dart:async'; import 'package:flutter/material.dart'; import 'package:pikapi/basic/Channels.dart'; import 'package:pikapi/basic/Entities.dart'; import 'package:pikapi/basic/Method.dart'; import 'components/ContentError.dart'; import 'components/ContentLoading.dart'; import 'components/DownloadInfoCard.dart'; // 传输到其他设备 class DownloadExportToSocketScreen extends StatefulWidget { final DownloadComic task; final String comicId; final String comicTitle; DownloadExportToSocketScreen({ required this.task, required this.comicId, required this.comicTitle, }); @override State createState() => _DownloadExportToSocketScreenState(); } class _DownloadExportToSocketScreenState extends State { late Future _future = method.exportComicUsingSocket(widget.comicId); late Future _ipFuture = method.clientIpSet(); late String exportMessage = ""; @override void initState() { registerEvent(_onMessageChange, "EXPORT"); super.initState(); } @override void dispose() { method.exportComicUsingSocketExit(); unregisterEvent(_onMessageChange); super.dispose(); } void _onMessageChange(event) { if (event is String) { setState(() { exportMessage = event; }); } } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text("网络导出 - " + widget.comicTitle), ), body: FutureBuilder( future: _future, builder: (BuildContext context, AsyncSnapshot snapshot) { if (snapshot.hasError) { return ContentError( error: snapshot.error, stackTrace: snapshot.stackTrace, onRefresh: () async { setState(() { _future = method.exportComicUsingSocket(widget.comicId); }); }); } if (snapshot.connectionState != ConnectionState.done) { return ContentLoading(label: '加载中'); } return ListView( children: [ DownloadInfoCard(task: widget.task), Container( padding: EdgeInsets.all(8), child: Column( children: [ Text( 'TIPS : 传输成功之前请不要退出页面, 一次只能导出到一个设备, 两台设备需要在同一网段或无限局域网中, 请另外一台设备输入 IP:端口 , 有一个IP时请选择无限局域网的IP, 通常是192.168开头'), FutureBuilder( future: _ipFuture, builder: (BuildContext context, AsyncSnapshot snapshot) { if (snapshot.hasError) { return Text('获取IP失败'); } if (snapshot.connectionState != ConnectionState.done) { return Text('正在获取IP'); } return Text('${snapshot.data}'); }, ), Text('端口号:${snapshot.data}'), Text('$exportMessage'), ], ), ), ], ); }, ), ); } }