A pageview example

main.dart

import 'package:flutter/material.dart';

void main() {
  runApp(MaterialApp(
      home: Scaffold(
    body: PageviewDemo(),
  )));
}

class PageviewDemo extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Stack(
      children: <Widget>[
        Container(
          color: Colors.blue[200].withOpacity(0.3),
          child: GestureDetector(
            onTap: () => print("A tap on the logo"),
            child: Center(
              child: FlutterLogo(
                size: 100,
                colors: Colors.amber,
              ),
            ),
          ),
        ),
        // IgnorePointer(
        GestureDetector(
          // Comment these five lines (28-32) and uncomment the IgnorePointer then tap on the logo
          // The IgnorePointer prevents scrolling which is not intended
          behavior: HitTestBehavior.translucent,
          onTap: () => print("A Tap on the page view"),

          child: PageView(
            controller: PageController(viewportFraction: 0.8),
            children: <Widget>[
              Container(
                color: Colors.grey[200].withOpacity(0.7),
              ),
              Container(
                color: Colors.red[200].withOpacity(0.7),
              ),
              Container(
                color: Colors.yellow[200].withOpacity(0.7),
              ),
            ],
          ),
        ),
      ],
    );
  }
}