Flutter布局参考手册：行和列

行和列

MainAxisAlignment

Row /*或 Column*/( 
  mainAxisAlignment: MainAxisAlignment.start,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),
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Row /*或 Column*/( 
  mainAxisAlignment: MainAxisAlignment.center,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),
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Row /*或 Column*/( 
  mainAxisAlignment: MainAxisAlignment.end,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),
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Row /*或 Column*/( 
  mainAxisAlignment: MainAxisAlignment.spaceBetween,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),
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Row /*或 Column*/( 
  mainAxisAlignment: MainAxisAlignment.spaceEvenly,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),
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Row /*或 Column*/( 
  mainAxisAlignment: MainAxisAlignment.spaceAround,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),
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如果你想要不同字符的基线对齐，你应该使用CrossAxis♼♼.baseline。 XCrossaxissalignment

Row /*或 Column*/( 
  crossAxisAlignment: CrossAxisAlignment.start,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 200),
    Icon(Icons.star, size: 50),
  ],
),
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Row /*或 Column*/( 
  crossAxisAlignment: CrossAxisAlignment.center,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 200),
    Icon(Icons.star, size: 50),
  ],
),
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---

Row /*或 Column*/( 
  crossAxisAlignment: CrossAxisAlignment.end,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 200),
    Icon(Icons.star, size: 50),
  ],
),
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---

Row /*或 Column*/( 
  crossAxisAlignment: CrossAxisAlignment.stretch,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 200),
    Icon(Icons.star, size: 50),
  ],
),
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---

mainaxissize

Row /*或 Column*/( 
  mainAxisSize: MainAxisSize.max,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),
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---

Row /*或 Column*/( 
  mainAxisSize: MainAxisSize.min,
  children: <Widget>[
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
    Icon(Icons.star, size: 50),
  ],
),

作者：Yuqi
链接：https://juejin.im/post/5CFE0D136FB9A07EFC497d7D♽来源：掘金属于Putz。如需商业转载，请联系作者授权。非商业转载请来源。