I have a custom FLutter widget that receives a future as a parameter to it's constructor and has FutureBuilder inside. I want to add the ability to rerun this future in case of connection error, but the problem is that…
I build a widget on my frontpage which relys on information I receive from firebase. Because this widget can not display properly without the information from the database (dates, picture urls etc.), there are two futures which have to complete…
I need to get the search results from Algolia on Flutter Web from JS? This is in the index.html: <script> const client = algoliasearch("4HURXXXXX", "xxxxxb8fxxxx"); async function asyncTest(indexx, text, hitCallback, errorCallback) { // Get the const index = client.initIndex(indexx); const…
import 'package:flutter/material.dart'; void main() { runApp(const MainApp()); } class MainApp extends StatelessWidget { const MainApp({super.key}); Future<void> _initialize() async { await Future.delayed(const Duration(seconds: 2)); try { throw Exception("Error"); } catch (e) {} } @override Widget build(BuildContext context) { return MaterialApp( home:…
Maybe I am approaching it the wrong way... I intend to adapt the Home Screen to the user data that I find locally stored. So I create a BLoC, check the local DB, then (in coding aka widget order) I…
Im trying to create an simple Network class on dart, to centralize all my calls to an specific API. So i create an Service class, and create an mock and a get function using Dio. import 'package:dio/dio.dart'; import 'package:flutter/services.dart'; import…
I have two functions in flutter. the first one is belManager.writeCharacteristic and the second one is belManager.disonnect I want to execute belManager.disonnect() after belManager.writeCharacteristic is completed. However for some reason bleManager.disonenct() is called before belManager.writeCharacteristic is completed. this is the…
My goal is to extract a single value from the database using Future function and show this value in a text widget like this: Widget myFlag = Text(myvar); My Code explanation: final String myTable = 'myFlag'; // the PhilaFields and…
There are two pages: page1 and page2. page1 pass List<Future> to page2, page2 execute these futures. Below is all the source code: class _Page1 extends StatelessWidget { const _Page1({Key? key}) : super(key: key); @override Widget build(BuildContext context) { return Scaffold(…
Positioned( top: 12, right: 12, child: SizedBox( height: 25, width: 25, child: CircleAvatar( backgroundColor: isGolden? Colors.amber :Colors.black87, child: IconButton( padding: EdgeInsets.zero, icon: Icon(Icons.star,), color: Color(0xFFFFFFD5), onPressed: (){ futureMessage = PostStoryFavoriteCreateDelete(snapshot.data!.data![index].id.toString()); ScaffoldMessenger.of(context).showSnackBar(SnackBar(elevation: 20,content: FutureBuilder( future: futureMessage, builder: (context, snapshot){ if (snapshot.hasData)…