import 'package:flutter/material.dart'; import '../main.dart'; class PageB extends StatelessWidget { const PageB({super.key}); @override Widget build(BuildContext context) { const Color bgColor = Color(0xffCCE5FF); return Scaffold( backgroundColor: bgColor, appBar: AppBar( title: const Text('B 界面'), backgroundColor: bgColor, ), body: Center( child: ElevatedButton( onPressed: () => toPageC(context), child: const Text('Push C'), ), )); } void toPageC(BuildContext context){ router.go('/a/b/c'); } }