我想向用户展示所有提出的错误.
import 'package:flutter/material.dart';
void main() {
runApp(MaterialApp(
builder: (context, widget) {
ErrorWidget.builder = (errorDetails) {
Widget error = Text(errorDetails.toString());
if (widget is Scaffold || widget is Navigator) {
error = SingleChildScrollView(child: error); // <= not scrolling
}
return error;
};
if (widget != null) return widget;
throw StateError('widget is null');
},
home: const SafeArea(child: Scaffold(body: MyHomePage())),
));
}
class MyHomePage extends StatelessWidget {
const MyHomePage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
throw "build exception";
}
}
但小工具不能滚动.
我试图在Scaffold中包装SingleChildScrollView,但它不起作用.
我应该怎么做才能使它可滚动?