Web Reference: Signature of callbacks that have no arguments and return no data. API docs for the VoidCallback typedef from the dart:ui library, for the Dart programming language. Jan 8, 2025 · VoidCallback is a key player in Flutter, making event handling and widget communication effortless. By using it wisely, you can boost your app’s interactivity and responsiveness, creating a smoother, more engaging user experience. Dec 22, 2018 · You can get callback from stateless widget to your current page by using Voidcallback class. Just add this custom widget in your current page (widget.build () function)
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