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Building a Cupertino app with Flutter

An application that uses Cupertino design . A convenience widget that wraps a number of widgets that are commonly required for an iOS-design targeting application. It builds upon a WidgetsApp by iOS specific defaulting such as fonts and scrolling physics.

In the body, we will add a Container widget. Inside, we will add alignment was center, add padding and its child property, add a CupertinoSlidingSegmentedControl() method. In this method, we will add a background color, thumbcolor, padding, group value, and its children, we will add the buildSegment() widget.