Well, in the context of Flutter, until now the application can only handle the background events using the platform code. Any plugins had no way to allow users to make a callback for handling the background events in Dart. That is the reason why Flutter users need to create platform-spec...
How to Build a Flutter Backend Using a Backend as a Service This section will discuss how you can start building a Flutter application’s backend. The Back4app platform is a great option for building scalable and secure backend applications that are flexible and easy to deploy. Back4app Overv...
This tutorial shows you how to use MaterialStateProperty in Flutter. When using a Flutter widget, you may find an argument whose type is MaterialStateProperty. For example, the backgroundColor argument of SearchBar widget uses MaterialStateProperty<Color?> as the type. Meanwhile, the type of Se...
From thepreviouspost, I have shared how to setup your web server to implement RESTful api using Aqueduct with Postgresql. In this post, we are going to start building our flutter app to interact with our web application. How to set up Flutter project Create a new Flutter project call flutte...
It is possible to get background location even when the app is terminated. Just follow the steps described in:geolocator 9.0.2 The important part to make this possible is to set the foreground notification. If you start the service (Geolocator.getPositionStream) before closing the app, this ...
statusBarColor: statusBarColor,// Status bar only for android.), shape: shapeBorder), ), ); } @override Size get preferredSize => Size.fromHeight(toolbarHeight); }Code language:PHP(php) Make sure you add theexport ‘mi_app_bar_widget.dart’;line in your mi_flutter_package.dart file...
@override Widget build(BuildContext context) { return Scaffold( backgroundColor: Colors.white, body: Center( child: SfRadialGauge( axes: <RadialAxis>[ RadialAxis(), ], )), ); } Step 2: Set the desired SweepGradient to the gradient property of axisLineStyle as...
INTERMEDIATE TO ADVANCED Learn about Firebase Auth, Cloud Firestore, Cloud Functions, Stripe payments, and much more by building a full-stack eCommerce app with Flutter & Firebase. The Complete Dart Developer Guide BEGINNER Learn Dart Programming in depth. Includes: basic to advanced topics, exercis...
backgroundColor: Colors.yellow, body: SafeArea( child: SizedBox.expand( child: Container( decoration: BoxDecoration(color: Colors.green), child: Text( 'Hello, Flutter!', style: Theme.of(context).textTheme.displayLarge, ), ), ), ), ), ); }} We set the parent background to yellow to...
InFlutter Cartesian Chartwidget, you can synchronize the trackball of multiple charts using the available callback events and public methods. A callback event is a callback function or method, which you can pass as an argument to another function or method. It can perform an action when you ...