Sushant Dhiman

When a Flutter screen has several related pages, a TabBar gives readers a way to choose which one to see. TabBar shows selectable labels, and TabBarView displays the page for the selected label. I’ll show how to define the tabs…

When a button changes a number on screen, the displayed value needs to follow the update. Flutter’s setState method tells Flutter that the widget subtree rooted at a State object may need rebuilding after its data changes. In this article,…

As a navigation menu grows, its rows may need more room than the screen provides. A Flutter drawer is a panel that slides in from the edge of a Scaffold and holds navigation choices. I’ll show how to make the…

A screen sometimes needs to offer a choice without sending the user to another page. A Flutter dialog displays a temporary message or set of options above the current screen. I’ll show how to present choices with SimpleDialog and handle…

Scaffold.of(context) looks upward for a Scaffold, so the context that creates one cannot find it. I was surprised that a Builder in this example can find ScaffoldMessenger but is still too high for Scaffold.of. You’ll set the initial screen in…

Flutter can show a drawer or back control even when you omit leading from the AppBar. I was surprised that automaticallyImplyLeading can turn off that inference. Choose whether the screen needs a leading control or actions tied to it. Find…

While your app loads data or uploads a file, users need a sign that something is happening. Flutter’s progress indicators give that sign, either as a moving bar or circle or as a measured percentage. In this piece, I’ll build…

A horizontal scroll list is a collection of items that we can scroll horizontally. For the simplest example let’s take Amazon. We can horizontally scroll between products on Amazon. In this tutorial, we are going to discuss how we can…