Issue I have simplified my real app into the following code below to show the problem. I am basically trying to show the scroll offset of a list view on another widget (the real app is a lot more complex
Continue readingTag: flutter-change-notifier
Init values in class extending ChangeNotifier
Issue I am new to Flutter, and I have been trying to make a very basic example: changing the theme at runtime from dark to light. So far so good, it works using ChangeNotifier, but now I’d like to initialize
Continue readingis there any way to use ChangeNotifier with ValueListenableBuilder
Issue I have this example ChangeNotifier: class ExmapleNotifier extends ChangeNotifier { bool isDark = false; toggleTheme() { isDark = !isDark; notifyListeners(); } } when I try to use it with a ValueListenableBuilder, it throws an error that it’s not a
Continue readingHow to notify a stream to update in Flutter
Issue I am trying to implement pagination in my Flutter app but this is the first time I have done it. My idea was to create a Stream of data that updates each time the user reaches the bottom of
Continue readingError: Could not find the correct Provider<RecipeProvider> above this AddRecipe Widget
Issue `I want to access the provider in the AddRecipe page in order to save a new recipe and notify the listeners, in my case the list.builder in UserRecipes to rebuild. Sorry for the big amount of code, I added
Continue readingFlutter DropDownButton not displaying Selected Value
Issue I am currently working on a Flutter App for grocery scanning and organization. I need this drop down button to select where the grocery item is being stored: shelf, fridge, or freezer. This is the code for my function
Continue readingAccessing data from a main Provider in a sub-Provider in Flutter (Provider refactoring)
Issue I am relatively new to Flutter and I am trying to split my Provider into one main Provider, which holds all my data, and multiple sub-Providers that extend it. These sub-Providers are responsible for manipulating the data and providing
Continue readingWhy is my UI not updating with the after getting notified by change notifier
Issue I am working on an API in Flutter after spending a long time I managed to get the data I am using a provider and change notifier to update my UI. According to the data that I get, but
Continue readingWhy do we need ChangeNotifierProvider instead of just using a ChangeNotifier?
Issue I am trying to learn how to use flutter_riverpod for state management, I am having trouble understanding what the "need" for ChangeNotifierProvider is , same thing for StateNotifierProvider. Let’s take the following ChangeNotifier for example : class CounterNotifier extends
Continue readingMultiProvider with AbstractClass notifier
Issue I am trying to create a single interface for Google and Facebook login, my SignInProvider looks like: abstract class SignInProvider with ChangeNotifier { bool get isSigningIn; set isSigningIn(bool isSigningIn); void login(); void logout(); } class FacebookSignInProvider with ChangeNotifier implements
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