There is a function Future<void> refresh({bool value = false}) async { changeUsers(await _service.loadUsers()); if (value) return; ... } in view I can use it the way return RefreshIndicator( onRefresh: refresh, ... but if I need to pass named parameter return…
I am trying to make my Image.asset() in Flutter have a ripple effect whenever the image is tapped Below are my image assets Image.asset('images/ic_close.png') I have tried placing it inside InkWell and providing a splash color but it's also not…
I'm trying to do authentication using Riverpod StateNotifier and FutureProvider but I'm facing error when using when method facing this error The method 'when' can't be unconditionally invoked because the receiver can be 'null'. Try making the call conditional (using…
I am trying to implement indefinite scrolling with ListView.build: import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatefulWidget { @override State<MyApp> createState() => _MyAppState(); } class _MyAppState extends State<MyApp> { final entries = []; void addData(num ind) async {…
I have a scenario where I have a button in the GrandChild widget that updates a variable and "sends" the updated variable to the Child.The child uses the variable it receives ,ie its used in another variable in the Child…
I am new to the flutter and trying to understand it better. FormFieldText( label: "First Name", initialValue:firstName, validator: (value) { if (value.isEmpty) return "Name must be provided"; return null; }, onChanged: ((value) { setState(() { member?.firstName = value; }); }),…
I have a large json file like this: { "height": 2.5, "status": "open", "date": 1662645600000, "batch": { "food": { "-NBml_1X3O1H6Yrkr3LN0": { "qty": 5.35, "date": 1663004201119 }, "-NBmlcwczvQSgQauMBky0": { "qty": 5.65, "date": 1663197837636 } }, "growth": { "-NBml_1X3O1H6Yrr3LN0": { "rate": 7.35,…
I am trying to seperate or removing a string. Here the example: String sample = "https://xyz-api.portal.com/"; i want to get only "xyz-api", this string and want to store a variable, the expected output = String result = "xyz-api" How to…
I am working on an application where I capture images from a camera initialized and navigate to the next page. I am writing a method named captureImage and calling it in floatingactionbutton. Below is the code--- void _captureImage() async {…
I'm trying to send a message, but unfortunately I don't receive any notification, I tried three attempts, but none of them reached my phone Here is all the information that might be useful to you - bundle id - com.atlas.ecoCity…