Mic*_*hem 5 user-interface flutter
我正在开发 Flutter 应用程序,但我不明白为什么我的图标按钮不在页面中间居中。我把我的代码包裹在一个Center()
这是我的页面:
这是我的代码:
import "package:flutter/material.dart";
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
class LogInScreen extends StatefulWidget {
@override
_LogInScreenState createState() => new _LogInScreenState();
}
class _LogInScreenState extends State<LogInScreen> {
String _email, _password;
@override
Widget build(BuildContext context) {
return new Scaffold(
body: Center(
child: ListView(
children: <Widget>[
Column(children: <Widget>[
new Container(
padding: (EdgeInsets.only(top: 50)),
child: Text(
"Sign In",
style: TextStyle(
fontSize: 40,
),
),
),
new Container(
padding: (EdgeInsets.only(top: 50, left: 35, right: 35)),
child: Column(children: <Widget>[
new Form(
child: new Column(children: <Widget>[
Padding(
padding: EdgeInsets.only(top: 20),
child: new RaisedButton(
onPressed: () {},
color: Colors.blue,
textColor: Colors.white,
child: const Text('Login'),
),
),
])),
])),
new Container(
padding: EdgeInsets.only(top: 40),
child: Column(
children: <Widget>[
new Text("Or login with"),
],
),
),
]),
new Center(
child: new Row(
children: <Widget>[
new IconButton(
icon: Icon(FontAwesomeIcons.facebookF),
color: Colors.blue,
),
new IconButton(
icon: Icon(FontAwesomeIcons.google),
color: Colors.blue,
),
],
)),
],
)),
);
}
}
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我删除了文本字段,以便代码适合。我希望你能帮助我,谢谢你的帮助!
小智 13
将 IconButton 的 padding 设置为 0,如下所示:
IconButton(
padding: EdgeInsets.zero,
...
)
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小智 8
列出的解决方案都不起作用。对我来说唯一的解决方案是将 IconButton 放在 SizedBox 中。
SizedBox(
width: double.infinity,
child: IconButton(
icon: FaIcon(FontAwesomeIcons.moneyBillWave),
iconSize: 80,
onPressed: () {},
),
),
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