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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| import 'package:alist_flutter/generated_api.dart'; | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:flutter_inappwebview/flutter_inappwebview.dart'; | ||
| import 'package:get/get.dart'; | ||
|
|
||
| class WebScreen extends StatefulWidget { | ||
| const WebScreen({Key? key}) : super(key: key); | ||
|
|
||
| @override | ||
| State<StatefulWidget> createState() { | ||
| return _WebScreenState(); | ||
| } | ||
| } | ||
|
|
||
| class _WebScreenState extends State<WebScreen> { | ||
| InAppWebViewController? _webViewController; | ||
| double _progress = 0; | ||
| String _url = "http://localhost:5244"; | ||
|
|
||
| @override | ||
| void initState() { | ||
| Android() | ||
| .getAListHttpPort() | ||
| .then((port) => {_url = "http://localhost:$port"}); | ||
| super.initState(); | ||
| } | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return PopScope( | ||
| onPopInvoked: (b) { | ||
| _webViewController?.canGoBack().then((value) => { | ||
| if (value) {_webViewController?.goBack()} else {Get.back()} | ||
| }); | ||
| }, | ||
| child: Scaffold( | ||
| body: Column(children: <Widget>[ | ||
| SizedBox(height: MediaQuery.of(context).padding.top), | ||
| LinearProgressIndicator( | ||
| value: _progress, | ||
| backgroundColor: Colors.grey[200], | ||
| valueColor: const AlwaysStoppedAnimation<Color>(Colors.blue), | ||
| ), | ||
| Expanded( | ||
| child: InAppWebView( | ||
| initialUrlRequest: URLRequest(url: WebUri(_url)), | ||
| onWebViewCreated: (InAppWebViewController controller) { | ||
| _webViewController = controller; | ||
| }, | ||
| onLoadStart: (InAppWebViewController controller, Uri? url) { | ||
| setState(() { | ||
| _progress = 0; | ||
| }); | ||
| }, | ||
| shouldOverrideUrlLoading: (controller, navigationAction) async { | ||
| if (navigationAction.request.url?.scheme.startsWith("http") == | ||
| true) { | ||
| return NavigationActionPolicy.ALLOW; | ||
| } | ||
| Get.showSnackbar(GetSnackBar( | ||
| message: | ||
| "shouldOverrideUrlLoading ${navigationAction.request.url}", | ||
| duration: const Duration(seconds: 3), | ||
| mainButton: TextButton( | ||
| onPressed: () {}, | ||
| child: const Text('前往'), | ||
| ))); | ||
|
|
||
| return NavigationActionPolicy.CANCEL; | ||
| }, | ||
| onDownloadStartRequest: (controller, url) async { | ||
| Get.showSnackbar(GetSnackBar( | ||
| message: "是否下载文件？ ${url.contentDisposition}", | ||
| duration: const Duration(seconds: 3), | ||
| mainButton: TextButton( | ||
| onPressed: () {}, | ||
| child: const Text('下载'), | ||
| ))); | ||
| }, | ||
| onLoadStop: | ||
| (InAppWebViewController controller, Uri? url) async { | ||
| setState(() { | ||
| _progress = 0; | ||
| }); | ||
| }, | ||
| onProgressChanged: | ||
| (InAppWebViewController controller, int progress) { | ||
| setState(() { | ||
| _progress = progress / 100; | ||
| if (_progress == 1) _progress = 0; | ||
| }); | ||
| }, | ||
| ), | ||
| ), | ||
| ButtonBar( | ||
| alignment: MainAxisAlignment.center, | ||
| children: <Widget>[ | ||
| ElevatedButton( | ||
| child: const Icon(Icons.arrow_back), | ||
| onPressed: () { | ||
| if (_webViewController != null) { | ||
| _webViewController!.goBack(); | ||
| } | ||
| }, | ||
| ), | ||
| ElevatedButton( | ||
| child: const Icon(Icons.arrow_forward), | ||
| onPressed: () { | ||
| if (_webViewController != null) { | ||
| _webViewController!.goForward(); | ||
| } | ||
| }, | ||
| ), | ||
| ElevatedButton( | ||
| child: const Icon(Icons.refresh), | ||
| onPressed: () { | ||
| if (_webViewController != null) { | ||
| _webViewController!.reload(); | ||
| } | ||
| }, | ||
| ), | ||
| ], | ||
| ), | ||
| ]), | ||
| )); | ||
| } | ||
| } |
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