flutter_mentions 1.0.1

A simple flutter input widget to add @ mentions functionality to your app.

example/lib/main.dart

import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter_mentions/flutter_mentions.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      builder: (_, child) => Portal(child: child),
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  GlobalKey<FlutterMentionsState> key = GlobalKey<FlutterMentionsState>();

  List<Map<String, String>> users = <Map<String, String>>[];

  @override
  void initState() {
    key.currentState?.controller?.addListener(() {
      print(key.currentState?.controller?.text);
    });

    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Column(
        mainAxisAlignment: MainAxisAlignment.end,
        children: <Widget>[
          RaisedButton(
            child: Text('Get Text'),
            onPressed: () {
              print(key.currentState.controller.markupText);
            },
          ),
          Container(
            padding: EdgeInsets.only(bottom: 40.0),
            width: MediaQuery.of(context).size.width,
            height: 120.0,
            child: FlutterMentions(
              key: key,
              decoration: InputDecoration(hintText: 'Enter here...'),
              suggestionPosition: SuggestionPosition.Top,
              hideSuggestionList: true,
              onEditingComplete: () {
                key.currentState.controller.clear();
                // key.currentState.controller.text = '';
              },
              onSearchChanged: (trigger, search) {
                if (trigger == '@' && search == 'a') {
                  Timer(Duration(seconds: 2), () {
                    final _users = users.where((element) {
                      final ele = element['display'].toLowerCase();
                      final str =
                          search.toLowerCase().replaceAll(RegExp("@"), '');

                      return ele == str ? false : ele.contains(str);
                    }).toList();

                    print(_users);
                    setState(() {
                      users = _users;
                    });
                  });
                }
              },
              mentions: [
                Mention(
                    trigger: '@',
                    style: TextStyle(
                      color: Colors.amber,
                    ),
                    markupBuilder: (trigger, mention, value) {
                      return '${trigger}__${mention}__${value}';
                    },
                    data: [...users],
                    matchAll: false,
                    suggestionBuilder: (data) {
                      return Container(
                        color: Colors.white,
                        padding: EdgeInsets.all(10.0),
                        child: Row(
                          children: <Widget>[
                            CircleAvatar(
                              backgroundImage: NetworkImage(
                                data['photo'],
                              ),
                            ),
                            SizedBox(
                              width: 20.0,
                            ),
                            Column(
                              children: <Widget>[
                                Text(data['full_name']),
                                Text('@${data['display']}'),
                              ],
                            )
                          ],
                        ),
                      );
                    }),
                Mention(
                  trigger: '#',
                  disableMarkup: true,
                  style: TextStyle(
                    color: Colors.blue,
                  ),
                  data: [
                    {'id': 'reactjs', 'display': 'reactjs'},
                    {'id': 'javascript', 'display': 'javascript'},
                  ],
                  matchAll: true,
                )
              ],
            ),
          ),
        ],
      ),
    );
  }
}