## 无输入或者字少时一行, 数据多时自动显示多行
maxLines 设置几 字多时也最多显示这么多行
~~~plain
TextField(minLines: 1, maxLines: 3)
~~~
## 复制粘贴等按钮是英文
国际化
pubspec.yaml
~~~plain
dependencies:
flutter:
sdk: flutter
flutter_localizations:
sdk: flutter
~~~
mian.dart
localizationsDelegates 和 supportedLocales
~~~plain
import 'package:flutter_localizations/flutter_localizations.dart';
MaterialApp(
localizationsDelegates: [
// 本地化的代理类
GlobalMaterialLocalizations.delegate,
GlobalWidgetsLocalizations.delegate,
],
supportedLocales: [
const Locale('en', 'US'), // 美国英语
const Locale('zh', 'CN'), // 中文简体
//其它Locales
],
// ...
)
~~~
