WebFlutter FutureBuilder和MaterialApp的导航问题,flutter,dart,navigation,future,flutter-navigation,Flutter,Dart,Navigation,Future,Flutter Navigation,我的应用程序有一个计算为未来的状态。 例如,它包含一个主题颜色,因为我想在导航时更改颜色。 WebMay 5, 2024 · The reason why the AlertDialog is being dismissed instead of CircularProgressIndicator is because AlertDialog is on the top of the stack. What you can do here is to call Navigator.of (Get.overlayContext).pop (); to dismiss CircularProgressIndicator prior to displaying the AlertDialog. Sample code based from the snippets provided.
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WebJun 21, 2024 · Here is a example of my onWillPop method ( _popCamera) in a WillPopScope widget, which is placed inside my Navigator widget tree. In this example I've added a dialog when the user presses the back button in the Camera Widget: static Future _popCamera (BuildContext context) { debugPrint ("_popCamera"); … WebAug 5, 2024 · Mar 14 at 8:04. It separates the logic for the back navigation for iOs and Android platforms, so the back swipe gesture remains available. In the if clause you handle the case, when the user can simply navigate back, e.g. you simply put a Navigator.of (context).pop (). In the else clause you intercept the back navigation and can show a … fitting carpet underlay
flutter - AlertDialog not being shown inside aync function(await …
WebJul 9, 2024 · And adding a WillPopScope at widget which you use your nested navigator to handle user action. Based on your example, I added some code. Noting, the maybePop () function will call the WillPopScope of your widget of the nested navigator. If you call pop (), it will pop directly, ignoring the WillPopScope of your widget. WebMar 31, 2024 · The back_pressed plugin is working fine all over my app, except for on 1 of my screens... this screen is not listening and is doing the default behavior for when the back button is pressed on Android. @override Widget build (BuildContext context) { SetSizes (); return WillPopScope ( onWillPop: () { exit (0); }, child: Content (), ); } WebJul 4, 2024 · your handler should indicate that the enclosing route should not be closed, hence returning false will resolve your issue. changing your handler to this works: onWillPop: () async { navigatorKey.currentState.maybePop (); return false; }, Share. Improve this answer. Follow. answered Jul 4, 2024 at 20:00. MozesM. can i get a disneyland pass