Update State In Flutter
Read moreWhat is ValueListenableBuilder?
ValueListenableBuilder will listen for changes to a value notifier and automatically rebuild its children when the value changes . If you have more complex data, create a custom notifier for your data classes by extending ValueNotifier.
Read moreWhat is value notifier flutter?
ValueNotifier is a special type of class that extends Changenotifier , which can hold a single value and notifies the widgets which are listening to it whenever its holding value gets change.
Read moreWhat is change notifier in Flutter?
ChangeNotifier is a simple class included in the Flutter SDK which provides change notification to its listeners . In other words, if something is a ChangeNotifier , you can subscribe to its changes.
Read moreWhat is the alternative of setState in Flutter?
The short answer is that just add currentIndex as one of the parameter inside your navBarSection . Inside home. dart , just pass the currentIndex of the page.
Read moreWhat is Valuelistenablebuilder in Flutter?
A widget whose content stays synced with a ValueListenable . Given a ValueListenable<T> and a builder which builds widgets from concrete values of T , this class will automatically register itself as a listener of the ValueListenable and call the builder with updated values when the value changes.
Read moreWhat is the alternative of setState in Flutter?
The short answer is that just add currentIndex as one of the parameter inside your navBarSection . Inside home. dart , just pass the currentIndex of the page.
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