searchfield 0.8.9

A highly customizable, simple and easy to use flutter Widget to add a searchfield to your Flutter Application. This Widget allows you to search and select from list of suggestions.

example/lib/main.dart

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

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

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter App',
      theme: ThemeData(
        colorSchemeSeed: Colors.indigo,
        useMaterial3: true,
        brightness: Brightness.light,
      ),
      darkTheme: ThemeData(
        colorSchemeSeed: Colors.blue,
        useMaterial3: true,
        brightness: Brightness.dark,
      ),
      home: SearchFieldSample(),
      debugShowCheckedModeBanner: false,
    );
  }
}

class SearchFieldSample extends StatefulWidget {
  const SearchFieldSample({Key? key}) : super(key: key);

  @override
  State<SearchFieldSample> createState() => _SearchFieldSampleState();
}

class _SearchFieldSampleState extends State<SearchFieldSample> {
  int suggestionsCount = 12;
  final focus = FocusNode();
  @override
  Widget build(BuildContext context) {
    final suggestions =
        List.generate(suggestionsCount, (index) => 'suggestion $index');
    return Scaffold(
        appBar: AppBar(
          title: Text('Dynamic sample Demo'),
        ),
        floatingActionButton: FloatingActionButton(
          onPressed: () {
            setState(() {
              suggestionsCount++;
              suggestions.add('suggestion $suggestionsCount');
            });
          },
          child: Icon(Icons.add),
        ),
        body: Center(
          child: Padding(
            padding: const EdgeInsets.all(8.0),
            child: SearchField(
              onSearchTextChanged: (query) {
                final filter = suggestions
                    .where((element) =>
                        element.toLowerCase().contains(query.toLowerCase()))
                    .toList();
                return filter
                    .map((e) => SearchFieldListItem<String>(e,
                        child: Padding(
                          padding: const EdgeInsets.symmetric(vertical: 4.0),
                          child: Text(e,
                              style:
                                  TextStyle(fontSize: 24, color: Colors.red)),
                        )))
                    .toList();
              },
              key: const Key('searchfield'),
              hint: 'Search by country name',
              itemHeight: 50,
              scrollbarDecoration: ScrollbarDecoration(),
              //   thumbVisibility: true,
              //   thumbColor: Colors.red,
              //   fadeDuration: const Duration(milliseconds: 3000),
              //   trackColor: Colors.blue,
              //   trackRadius: const Radius.circular(10),
              // ),
              onTapOutside: (x) {},
              searchInputDecoration: InputDecoration(
                focusedBorder: OutlineInputBorder(
                  borderRadius: BorderRadius.circular(24),
                  borderSide: const BorderSide(
                    width: 1,
                    color: Colors.orange,
                    style: BorderStyle.solid,
                  ),
                ),
                border: OutlineInputBorder(
                  borderRadius: BorderRadius.circular(24),
                  borderSide: const BorderSide(
                    width: 1,
                    color: Colors.black,
                    style: BorderStyle.solid,
                  ),
                ),
                fillColor: Colors.white,
                filled: true,
                contentPadding: const EdgeInsets.symmetric(
                  horizontal: 20,
                ),
              ),
              suggestionsDecoration: SuggestionDecoration(
                color: Colors.red,
                border: Border.all(color: Colors.orange),
                borderRadius: BorderRadius.circular(24),
              ),
              suggestions: suggestions
                  .map((e) => SearchFieldListItem<String>(e,
                      child: Padding(
                        padding: const EdgeInsets.symmetric(vertical: 4.0,horizontal: 12),
                        child: Text(e,
                            style: TextStyle(fontSize: 24, color: Colors.white)),
                      )))
                  .toList(),
              focusNode: focus,
              suggestionState: Suggestion.expand,
              onSuggestionTap: (SearchFieldListItem<String> x) {
                focus.unfocus();
              },
            ),
          ),
        ));
  }
}