How do I create a collapsing toolbar in flutter?

SliverAppBar is a Material Design widget in flutter which gives scrollable or collapsible app-bar . The word Sliver is given to scrollable areas here. SliverAppBar basically gives us means to create an app-bar that can change appearance, blend in the background, or even disappear as we scroll.22 Şub 2022

Creating SliverAppBar / Collapsing Toolbar in Flutter We can create a sliver app bar by using SliverAppBar class provided by flutter . Calling it’s constructor and providing the required properties will do the work. There are no required properties for the SliverAppBar widget.

In Flutter, SliverAppBar is a successor to the AppBar widget, which allows you to create the floating app bar effect . The SliverAppBar expands the AppBar when the screen is scrolled up and collapsed on scroll down. You can also completely remove or hide the AppBar when the user is scrolling down a long list.22 Tem 2021