import 'package:flutter/material.dart'; import 'package:flutter/rendering.dart' show RenderProxyBox; class OnlyLayoutWidget extends SingleChildRenderObjectWidget { const OnlyLayoutWidget({ super.key, super.child, }); @override RenderObject createRenderObject(BuildContext context) => Layout(); } class Layout extends RenderProxyBox { @override void paint(PaintingContext context, Offset offset) {} }