drawer抽屉

drawer: Drawer(
          child: Column(
            children: <Widget>[
              Row(
                children: <Widget>[
                  Expanded(
                    child: UserAccountsDrawerHeader(
                      currentAccountPicture: CircleAvatar(
                        backgroundImage: NetworkImage(‘https://c-ssl.duitang.com/uploads/item/201712/22/20171222223729_d8HCB.jpeg‘),
                      ),
                      accountName: Text(‘西大街‘),
                      accountEmail: Text(‘data@qq.com‘),
                    ),
                  ),
                ],
              ),
              Text(‘data‘)
            ],
          ),
        ),