flutter-onboarding-experience-3

flutter-onboarding-experience-3.dart

@override
Widget build(BuildContext context) {
  return Colum(
    children: [
      PageView(
        scrollDirection: Axis.horizontal,
        controller: _controller,
        onPageChanged: (value) {
          setState(() {
            _currentIndex = value;
          });
        },
        children: data
            .map((e) => ExplanationPage(data: e))
            .toList()
      ),
      Container(
        margin: const EdgeInsets.symmetric(vertical: 24),
        child: Row(
          mainAxisAlignment: MainAxisAlignment.center,
          children: List.generate(data.length,
              (index) => createCircle(index: index)),
        )
      )
      // bottom buttons (not shown)
    ]
  )
}