在我的应用程序中,我正在创建需要添加 DOB 的注册页面。我想在其中添加日期选择器,但我没有得到正确的方法来做到这一点。
最佳答案
一个展示其用途的简单应用:
import 'dart:async';
import 'package:flutter/material.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
home: MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
DateTime selectedDate = DateTime.now();
Future<void> _selectDate(BuildContext context) async {
final DateTime? picked = await showDatePicker(
context: context,
initialDate: selectedDate,
firstDate: DateTime(2015, 8),
lastDate: DateTime(2101));
if (picked != null && picked != selectedDate) {
setState(() {
selectedDate = picked;
});
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Text("${selectedDate.toLocal()}".split(' ')[0]),
SizedBox(height: 20.0,),
RaisedButton(
onPressed: () => _selectDate(context),
child: Text('Select date'),
),
],
),
),
);
}
}
还有一个飞镖盘:
关于android - 在 flutter 应用程序中添加日期选择器的正确方法是什么?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/52727535/