P E N C I L
Login
Scaffold
return Scaffold(
      appBar: AppBar(
        title: Text('Products'),
        actions: <Widget>[
          // action button
          IconButton(icon: Icon(Icons.refresh), onPressed: _refresh)
        ],
      ),
      body: body,
      floatingActionButton: FloatingActionButton(
        onPressed: () => _addProduct(context),
        tooltip: 'Increment',
        child: Icon(Icons.add),
      ),
    );