ListView Dismissible (ListView Swipe) In Flutter :
Screenshot :

import 'package:flutter/material.dart'; void main() { runApp(new MaterialApp( title: 'Flutter Tutorial', home: new FlutterListViewDismissible(), )); } class FlutterListViewDismissible extends StatefulWidget { FlutterListViewDismissible() : super(); @override FlutterListViewDismissibleState createState() => FlutterListViewDismissibleState(); } class FlutterListViewDismissibleState extends State<FlutterListViewDismissible> { GlobalKey<ScaffoldState> _key = GlobalKey(); // added List<String> topicList = new List<String>(); @override Widget build(BuildContext context) { topicList.add('Flutter'); topicList.add("Flutter Tutorial"); topicList.add("Flutter ListView Delete"); topicList.add("Flutter ListView Swipe to Delete"); topicList.add("Flutter ListView Delete to Undo"); topicList.add("Flutter ListView Dismissible color change"); return Scaffold( key: _key, appBar: AppBar(title: Text("ListView Swipe To Delete - Undo")), body: ListView.builder( itemCount: topicList.length, itemBuilder: (context, index) { return Dismissible( //SWIPE TO DELETE key: Key(topicList[index]), child: ListTile(title: Text(topicList[index])), //background: Container(color: Colors.grey), onDismissed: (direction) { setState(() { // added this block String delete = topicList.removeAt(index); _key.currentState ..removeCurrentSnackBar() ..showSnackBar(SnackBar( content: Text("DELETEs \"$delete\""), action: SnackBarAction( label: "UNDO", onPressed: () => setState( () => topicList.insert(index, delete), ) // this is what you needed ))); }); }); })); } }
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