Flutter中常用的组件-Column

//垂直列表 new Column( /** * 水平对齐 * mainAxisAlignment: MainAxisAlignment.center,--水平居中对齐 * mainAxisAlignment: MainAxisAlignment.start,--水平居左对齐(默认) * mainAxisAlignment: MainAxisAlignment.end,--水平居右对齐 * mainAxisAlignment: MainAxisAlignment.spaceBetween,--水平间距对齐 * mainAxisAlignment: MainAxisAlignment.spaceEvenly,--水平均匀对齐 * mainAxisAlignment: MainAxisAlignment.spaceAround, --水平间距为两边2倍对齐 */ mainAxisAlignment: MainAxisAlignment.center, //水平轴宽度大小 mainAxisSize: MainAxisSize.min, /** * 横轴对齐 * crossAxisAlignment: CrossAxisAlignment.center, --横轴居中对齐(默认) * crossAxisAlignment: CrossAxisAlignment.stretch, --横轴展开最大高度对齐 * crossAxisAlignment: CrossAxisAlignment.start, --横轴居顶对齐 * crossAxisAlignment: CrossAxisAlignment.end, --横轴居顶对齐 */ crossAxisAlignment: CrossAxisAlignment.end, //对齐方式：ltr--左到右；rtl--右到左 textDirection: TextDirection.rtl, //垂直对齐 (up上，down下) verticalDirection: VerticalDirection.down, //基准线位置：alphabetic对齐字符底部的水平线，ideographic对齐表意字符的水平线 textBaseline: TextBaseline.ideographic, children: <Widget>[ new Text("马上大豪科技"), new Icon(Icons.ice_skating), new RaisedButton( onPressed: () {}, child: new Text("聚划算高科技"), color: Colors.teal, ) ], ), //垂直列表 new Column( /** * 水平对齐 * mainAxisAlignment