main.dart

import 'package:flutter/cupertino.dart';

main() => runApp(new CupertinoApp(
    home: App()
)
);

class App extends StatelessWidget {
  Widget build(BuildContext context) {
    return Column(children: [
      SizedBox(
        child: Text("foo"),
        height: 100,
        width: 100,
      ),
      Expanded(
        child: GridView.count(
        scrollDirection: Axis.horizontal,
        physics: AlwaysScrollableScrollPhysics(),
        shrinkWrap: true,
        crossAxisCount: 2,
        //padding: EdgeInsets.all(4.0),
        childAspectRatio: 8.0 / 9.0,
        children: List<String>.generate(100, (i) => "Item $i")
        .map((item) => Column(children: [
          Container(
            width: 100,
            height: 100,
            color: CupertinoColors.destructiveRed),
          Text(item),
        ]))
        .toList(),
      ),
      ),
    ]);
  }
}