如何在flutter中初始化FutureBuilder的late变量? 这是我的密码: late Future<File> _imageFile; //define body: FutureBuilder( future: _imageFile, builder: (context, snapshot) { if (snapshot.connectionState == ConnectionState.done && snapshot.data != null && _imageFile !=null) { fileList.add(s...
/// Create a [AndroidNotificationChannel] for heads up notifications late AndroidNotificationChannel channel; bool isFlutterLocalNotificationsInitialized = false; Future<void> setupFlutterNotifications() async { if (isFlutterLocalNotificationsInitialized) { return; } channel = const AndroidNotificationChannel...
[glyph.uid]; // Check if glyph with this `uid` really exists if (!targetGlyph) { return; } targetGlyph.selected(!!glyph.selected); targetGlyph.code(glyph.code || targetGlyph.originalCode); targetGlyph.name(glyph.css || targetGlyph.originalName); }); }); // load selection state ...
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Seems like a dangerous design if you have to initialize the late field explicitly. I'd probably use a nullable field, check that it's initialized on each access and throw aStateErrorwith a good error message if it's not. In any case, that issue is inpackage:timezone, the rest is wor...
(duration: 1000); + if (error is DebugReportException) { + SmartDialog.showToast(error.message); + } else if (error is FormatException) { + SmartDialog.showToast(error.message); + } else if (error is NotLoginException) { + // 登录过期 + SpUtils.remove('Cookie'); + SmartDialog....
This property is initialized by the framework before calling [initState]. If the parent updates this location in the tree to a new widget with the same [runtimeType] and [Widget.key] as the current configuration, the framework will update this property to refer to the new widget and then ...
initializeApp(), builder: (context, snapshot) { // Check for errors if (snapshot.hasError) { return SomethingWentWrong(); } // Once complete, show your application if (snapshot.connectionState == ConnectionState.done) { return MyAwesomeApp(); } // Otherwise, show something whilst ...
initializeApp(), builder: (context, snapshot) { // Check for errors if (snapshot.hasError) { return SomethingWentWrong(); } // Once complete, show your application if (snapshot.connectionState == ConnectionState.done) { return MyAwesomeApp(); } // Otherwise, show something whilst ...
initializeApp(), builder: (context, snapshot) { // Check for errors if (snapshot.hasError) { return SomethingWentWrong(); } // Once complete, show your application if (snapshot.connectionState == ConnectionState.done) { return MyAwesomeApp(); } // Otherwise, show something whilst ...