I have seen various questions about the same topic, and realized that 'currentUser' does not go with future after the update in FirebaseAuth import 'package:flutter/material.dart'; import 'package:firebase_auth/firebase_auth.dart'; class HomePage extends StatefulWidget { @override _HomePageState createState() => _HomePageState(); } class _HomePageState…
So, I am learning to use the FutureBuilder class in Flutter. My code works, but I wonder if I could improve the way I access the data from the snapshot. My FutureBuilder is like that: @override Widget build(BuildContext context) {…
Trying to pass null in a list.add(null) call but unable to do this since migrating to the null safety update. this is the error on bloc this is the model I have tried adding ?. to the List but having…
import 'package:flutter/gestures.dart'; import 'package:flutter/material.dart'; import 'package:get/get.dart'; import 'package:mybankapp/authscreens/loginscreen.dart'; import 'package:mybankapp/colors/colors.dart'; import 'package:mybankapp/routscreens/routwidget.dart'; import 'package:mybankapp/textfontfamily/textfontfamily.dart'; import 'package:mybankapp/welcomescreen/welcomescreen.dart'; class SignUpScreen extends StatefulWidget { @override _SignUpScreenState createState() => _SignUpScreenState(); } class _SignUpScreenState extends State<SignUpScreen> { final _formKey = GlobalKey<FormState>(); late String _name; late…
I am trying to figure out what is causing this error in the code. It seems like the painter side is causing issues. Been trying to figure this out for some time. I'd love any hints or tips on this.…
Testing for something that might not exist, is spawning risk of a null but what is the option to acknowledge that and assign good results to a non-null variable? For example [path_provider getExternalStorageDirectory();] might reasonably respond null in the case…
Is it possible to update a variable outside a widget while calling it ? Here's an example : class Widget1 extends StatefulWidget { @override State<Widget1> createState() => _Widget1State(); } class _Widget1State extends State<Widget1> { String example = 'A'; @override Widget…
I have this class in flutter abstract class ForgetPasswordController extends GetxController { checkemail(); } class ForgetPasswordControllerImp extends ForgetPasswordController { CheckEmailData checkEmailData = CheckEmailData(Get.find()) ; GlobalKey<FormState> formstate = GlobalKey<FormState>(); StatusRequest? statusRequest = StatusRequest.none ; late TextEditingController email; @override checkemail() async {…
hello I hope you are well, I have the following problem, when I run my app in flutter I get the following ERROR: E/flutter ( 6922): [ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: PlatformException( null-error, Host platform returned null value for non-null return value.,…
Two days ago, I tried to find a solution to this problem, but I did not find anything. Future<void> onBackPressed() { return SystemNavigator.pop(); } @override Widget build(BuildContext context) { return WillPopScope( onWillPop: onBackPressed, // Here I get the error child:…