I have three toggle button in my page. When I click either one of the toggle button, it remain unchanged. class EditInvoiceDetailsScreen extends HookWidget { final Invoice invoice; EditInvoiceDetailsScreen(this.invoice, {super.key}); @override Widget build(BuildContext context) { final isSelected = useState(<bool>[true, false,…
I've created an interface for my use cases that returns a Future, Is it good approach to have an interface for all use cases? What if I need a Usecase to return Streams instead of a single return (Future), for…
I have a pretty simple problem. I have a code snippet that looks like this: class home_page extends StatefulWidget { @override State<StatefulWidget> createState() => Main(); } class Main extends State<home_page> { void initState() { super.initState(); } @override Widget build(BuildContext context)…
Note that this is for ListView.builder items, not general stateless vs stateful widget discussion. Stateless listview builder item: Pros I assume each item can be quickly reused on a large list as they don't contain any state Cons Any changes…
I have a model: import 'dart:convert'; Forecast forecastFromJson(String str) => Forecast.fromJson(json.decode(str)); String forecastToJson(Forecast data) => json.encode(data.toJson()); class Forecast { List<ListElement> list; Forecast({ required this.list, }); factory Forecast.fromJson(Map<String, dynamic> json) => Forecast( list: List<ListElement>.from(json["list"].map((x) => ListElement.fromJson(x))), ); Map<String, dynamic> toJson() =>…
Let's say I have 4 API calls that might call more APIs. Then, I go into main() {} and I write api1(); api2(); api3(); While the body of each is: { await getData(); getMoreData(); getMoreData(); } Note that I don't…
I'm making a folder-shaped container component in Flutter. I am using the code below to create a folder-shaped container and give it a shadow effect. (I got some help from Stack Overflow.) I want to give a natural shadow effect…
I would like to ask if someone encountered this issue, I have tried cloning my flutter repo from github and opened my app in the root folder of the repository flutter pub get and after that I tried running it…
What is the quickest & most efficient way (memory efficiency) to filter a list of objects into a map with each unique object property being a key with a list of objects with matching object property? I can't figure out…
I would like it to show and hide when eyes are clicked TextFormField( keyboardType: TextInputType.visiblePassword, obscureText: true, decoration: const InputDecoration( labelText: "Entrez votre mot de passe", border: OutlineInputBorder(), prefixIcon: Icon(Icons.lock), suffixIcon: Icon(Icons.remove_red_eye), ), ) I would like it to show…