顺便聊一下Flutter基础widgets教程-CupertinoButton篇

1 CupertinoButton

ios风格的按钮

2 构造函数

CupertinoButton({
    Key key,
    @required this.child,
    this.padding,
    this.color,
    this.disabledColor = CupertinoColors.quaternarySystemFill,
    this.minSize = kMinInteractiveDimensionCupertino,
    this.pressedOpacity = 0.4,
    this.borderRadius = const BorderRadius.all(Radius.circular(8.0)),
    @required this.onPressed,
})

3 常用属性

3.1 padding：内边距

padding: EdgeInsets.fromLTRB(),

3.2 color：可用时按钮颜色

color: Colors.green,

3.3 disabledColor：不可用时按钮颜色

disabledColor: Colors.blue,

3.4 minSize：按钮最小尺寸

minSize: 40.0,

3.5 pressedOpacity：按下时按钮透明度是原来的多少，不能大于1

pressedOpacity: 0.2,

3.6 borderRadius：按钮圆角大小

borderRadius: BorderRadius.all(Radius.circular(8.0)),

3.7 onPressed：按下回调

onPressed: (){},