class _CalculatorState extends State<Calculator> { Widget calcbutton(String btntxt, Color btncolor, Color txtcolor) { return Container( child: RaisedButton( onPressed: () { calculation(btntxt); }, child: Text( btntxt, style: TextStyle( fontSize: 35, color: txtcolor, ), ), shape: CircleBorder(), Color: btncolor, padding: EdgeInsets.all(20), ),…
I have this data: [{ID: 0, Line: 100, Part: 00-87000088, Lots: 00865756,00866790,00868501,00871385,00871905,00872712,00875997,00878042}, {ID: 1, Line: 990000, Part: 00-87000001, Lots: 00746727,00748270,00750627,00750632,00753983,00754156,00757423,00758997,00762736,00792476}] I need to display this in a scrollable widget like this: Line Part Lots 100 00-87000088 00865756 00866790 00868501 00871385…
I am a beginner in flutter, I am working on existing code. I use the intl_phone_field package | Flutter Package to validate a phone number depending on the country. However, the console shows me this error: The argument type List<String>…
I'm having issue with Flutter constructor. I'm coming form javascript background and I am confused why Dart is this much hard to code. first let me tell how it would look like in ts/js import {availableMeals} from "MealService"; type MealFilter={isGlutenFree:boolean};…
I have a gridview in Flutter which has multiple elements on a grid. Using multiple fingers, onTap() callback is triggered for multiple grid items simultaneously. Is there any way to disable multi-touch functionality? So far I have tried to create…
I spent a day and half racking my brain trying to figure out how to create a chained selector for my redux store to get IDs from a set of nested objects. In the docs and all the examples I've…
I took this function from https://suragch.medium.com/simple-sqflite-database-example-in-flutter-e56a5aaa3f91. This works: import 'package:sqflite/sqflite.dart'; Future<int> localDBQueryRowCount({required sqf.Database db, required String table}) async { final results = await db.rawQuery('SELECT COUNT(*) FROM $table'); return Sqflite.firstIntValue(results) ?? 0; } This doesn't work: import 'package:sqflite/sqflite.dart' as sqf; Future<int>…
I'm currently working on a Flutter app where I'm using the RichText widget to display text with various styles. I've noticed that the text within the RichText widget does not change when the Accessibility option for bold text is enabled…
I have created a custom Numpad widget in my Flutter app. class NumPadCheckout extends StatelessWidget { final TextEditingController controller; final Function delete; final Function onSubmit; const NumPadCheckout({ Key? key, required this.delete, required this.onSubmit, required this.controller, }) : super(key: key); @override…
I have this Stateless Widge and I am trying to dynamically get the driving distance from the users location to a predefined location and want to display the distance as a string. I have a Future request within a FutureBuilder.…