WidgetPadded extension

为Widget添加便捷的padding扩展方法

示例：

Container().pad(all: 10)
on

Methods

pad({double left = 0, double right = 0, double top = 0, double bottom = 0, double? vertical, double? all, double? horizon}) → Padding

Available on Widget, provided by the WidgetPadded extension

为Widget添加padding