颤动 – 如何在右侧放置抽屉小部件

Widget build(BuildContext context){
 return Scaffold(
  drawer: Drawer(
    child: ListView(
      children: <Widget>[
        ListTile(
          leading: Icon(Icons.shopping_cart),title: Text('Checkout'),onTap: (){
            Navigator.pushNamed(context,'/home');
          },),ListTile(
          leading: Icon(Icons.report),title: Text('Transactions'),'/transactionsList');
          },]
    )
  ),body: SingleChildScrollView(
    child: Column(
      children : [
        _buildOrderHeader(),_buildOrderDetails(context),]
    )
  )
);

}”