flutter · smartRefresher

return Scaffold(
    body: Stack(
      children: <Widget>[
        Container(
        color: Colors.grey[200]
      ),
      SmartRefresher(
        ...
        child: SingleChildScrollView(
            child: Column(
              children: <Widget>[
                ListTile()
            ]
          )
        )
      )
    ]
  )
)