如何在Appbar
中Center
a column
?我在网上搜索过,即使添加了带有mainAxisAlignment
和mainAxisSize
的行,该列仍然没有处于中心位置.所有输入的RIA.此外,该页面是第二页面,因此有一个 bootstrap 图标.
return Scaffold(
appBar: AppBar(
centerTitle: true,
title: Container(
color: Colors.deepPurple,
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
children: [
Column(
children: [
Padding(
padding: const EdgeInsets.only(top: 8.0),
child: Text(widget.id),
),
Padding(
padding: const EdgeInsets.symmetric(vertical: 8.0),
child: Text(
_caption,
style: const TextStyle(fontSize: 14),
),
),
],
),
],
),
),
),
);