Limit TextField can input letter and spacing only – Flutter
How can I limit the TextField can only input letter and spacing? I had try: TextField( inputFormatters: [ RegexFormatter(regex: '[A-Za-z]+'), ], ), But it not work.
How can I limit the TextField can only input letter and spacing? I had try: TextField( inputFormatters: [ RegexFormatter(regex: '[A-Za-z]+'), ], ), But it not work.
I don't know why there are errors in packages. It seems to be a problem after git clone, but it cannot be stopped because it is uncertain. If you create a new flutter project, the packages and folders such as…
Here is one of the children Widget that handles picking the image from a browser. ProfileImage is a custom widget that basically displays the images and has the ability to customize what happens when the image is clicked. Nothing too…
I'm currently learning Flutter by watching video-course on Udemy. Following the speaker step-by-step i ended up with an error which i can't get rid of. void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return…
The argument type 'String?' can't be assigned to the parameter type 'String'. Container( width: 54, height: 54, decoration:BoxDecoration( shape: BoxShape.circle, image: DecorationImage( image: NetworkImage( user.profilePhotoUrl, ), ), ), ), please helpmee
I'm wrestling with using the streaming GPS feature (StreamSubscription) of the geolocator package with the StreamProvider function of Riverpod in order have a global variable that has constantly updated user GPS coordinates. Using the geolocator package I am able to…
` import 'package:flutter/material.dart'; import 'package:font_awesome_flutter/font_awesome_flutter.dart'; class BottomNavBarWidget extends StatefulWidget { @override _BottomNavBarWidgetState createState() => _BottomNavBarWidgetState(); } class _BottomNavBarWidgetState extends State<BottomNavBarWidget> { @override Widget build(BuildContext context) { int _selectedIndex = 0; void _onItemTapped(int index) { setState(() { _selectedIndex = index; //…
I am using Lottie Animation and want it to animate everytime I click on it , To this I am using GestureDetector However it only works the first time then for some reason it wont work again Here is the…
I am getting the following error in flutter I am aware that it is due to old packages. I cleaned the old packages in the pubspecyaml file but my problem is not solved. Invalid depfile: C:xxxxxxFlutterproject_name.dart_toolflutter_builddf4b308df1ee4bce22c56c71751554d1xxx.d Invalid
I want like the Above images. I want to create an app that will Hide and Show the AppBar and Bottom bar of the app on-screen tap. so I tried It by SetState method and worked great but The Problem…