1.new Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
new Text("left"),
new Text("right")
]
);
2.Row(
children: <Widget>[
FlutterLogo(),//左对齐
Expanded(child: SizedBox()),//自动扩展挤压
FlutterLogo(),//右对齐
],
);
3.
Row(
children: <Widget>[
FlutterLogo(),
Spacer(),
FlutterLogo(),
],
);
4.
Row(
children: <Widget>[
FlutterLogo(),
Flexible(fit: FlexFit.tight, child: SizedBox()),
FlutterLogo(),
],
);