ListView.builder(
  itemCount: items.length,
  itemBuilder: (context, index) {
    return Dismissible( // Step 1
      key: Key(items[index]),
      onDismissed: (direction) { // Step 2
        setState(() {
          items.removeAt(index);
        });
        ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text('${items[index]} dismissed')));
      },
      child: ListTile(
        //visualDensity: VisualDensity(vertical: 4),
        leading: CircleAvatar(
          backgroundColor: const Color(0xff764abc),
          child: Text(items[index]),
        ),
        title: Text('Item ${items[index]}'),
        subtitle: Text('Item description'),
        trailing: Icon(Icons.more_vert),
      ),
    );
  },
)
)