我试图在应用程序执行期间阻止手机后退按钮,在开始工作时但是当我的网页视图上的网址更改时,后退按钮在触发时保持运行
我正在尝试这个dart插件:https://pub.dartlang.org/packages/back_button_interceptor#-readme-tab-
@override
Widget build(BuildContext context) {
final fPlugin = new FlutterWebviewPlugin();
fPlugin.onUrlChanged.listen((String url) {
setState(() => initState());
print("new URL: " + url);
});
return MaterialApp(
title: "Webview",
theme: ThemeData.dark(),
routes: {
"/": (_) =>
WebviewScaffold(
url: mainURL,
withLocalUrl: true,
withJavascript: true,
withLocalStorage: true,
clearCache: false,
clearCookies: false,
withZoom: false,
enableAppScheme: true,
)
});
}
我希望应用程序运行时可以阻止手机后退按钮
发布于 2019-03-27 13:36:57
只需使用WillPopScope小部件来阻止设备后退按钮交互。它将阻止页面被系统弹出。你仍然可以使用Navigator.of(context).pop()
@override Widget build(BuildContext context) { return new WillPopScope( onWillPop: () async => false, child: new Scaffold( appBar: new AppBar( title: new Text("data"), leading: new IconButton( icon: new Icon(Icons.ac_unit), onPressed: () => Navigator.of(context).pop(), ), ), ), ); }
https://stackoverflow.com/questions/-100006518
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