![]() Provider won’t work with that, so we need to change it to a ChangeNotifierProvider and pass in an instance of our Data class instead. First, we need to break down our data into its own class that extends ChangeNotifier. Using Provider this way seems very top-down, what if we want to pass data up and alter our map? The Provider alone isn’t enough for that. Īt this point, you have an application with hardcoded user data that is displayed on the Account screen. toString ( ) ), Text ( 'Age: ' + Provider. toString ( ) ), Text ( 'Email: ' + Provider. Finally, we need to set create to then use our context and data: ![]() For this tutorial, the data type is a Map. Revisit main.dart and open it in your code editor. Setting up a provider will require wrapping our MaterialApp in a Provider with the type of our data. Lib/screens/settings.dart import 'package:flutter/material.dart' import 'package:provider/provider.dart' import './main.dart' import './navbar.dart' class SettingsScreen extends StatelessWidget Ĭompile your code and have it run in an emulator:Īt this point, you have an application with an Account screen and a Settings screen. Next up, we’ll need to add the provider plugin within our pubspec.yaml: Using flutter create will produce a demo application that will display the number of times a button is clicked.
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