blob: 22b74846087cf900f5f6fc2de91faf018abf8477 [file] [log] [blame]
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/material.dart';
class HeavyGridViewPage extends StatelessWidget {
const HeavyGridViewPage({super.key});
@override
Widget build(BuildContext context) {
return GridView.builder(
itemCount: 1000,
gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 3),
itemBuilder: (BuildContext context, int index) => HeavyWidget(index),
).build(context);
}
}
class HeavyWidget extends StatelessWidget {
HeavyWidget(this.index) : super(key: ValueKey<int>(index));
final int index;
final List<int> _weight = List<int>.filled(1000000, 0);
@override
Widget build(BuildContext context) {
return SizedBox(
width: 200,
height: 200,
child: Text('$index: ${_weight.length}'),
);
}
}