颤振将两个项目在极端位置对齐-一个在左边，另一个在右边

Row

mainAxisAlignment: MainAxisAlignment.spaceBetween

new Row(  mainAxisAlignment: MainAxisAlignment.spaceBetween,  children: [    new Text("left"),    new Text("right")  ]);

或者你可以使用

Expanded

new Row(  children: [    new Text("left"),    new Expanded(      child: settingsRow,    ),  ],);