flutter_search_bar 3.0.0-dev.1

flutter_search_bar: ^3.0.0-dev.1 copied to clipboard

example/lib/main.dart

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

void main() {
  runApp(new SearchBarDemoApp());
}

class SearchBarDemoApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
        title: 'Search Bar Demo',
        theme: new ThemeData(primarySwatch: Colors.blue),
        home: new SearchBarDemoHome());
  }
}

class SearchBarDemoHome extends StatefulWidget {
  @override
  _SearchBarDemoHomeState createState() => new _SearchBarDemoHomeState();
}

class _SearchBarDemoHomeState extends State<SearchBarDemoHome> {
  final GlobalKey<ScaffoldState> _scaffoldKey = new GlobalKey<ScaffoldState>();
  late SearchBar searchBar;

  AppBar buildAppBar(BuildContext context) {
    return new AppBar(
        title: new Text('Search Bar Demo'),
        actions: [searchBar.getSearchAction(context)]);
  }

  void onSubmitted(String value) {
    setState(() {
      var context = _scaffoldKey.currentContext;

      if (context == null) {
        return;
      }

      ScaffoldMessenger.maybeOf(context)
          ?.showSnackBar(new SnackBar(content: new Text('You wrote "$value"!')));
    });
  }

  _SearchBarDemoHomeState() {
    searchBar = new SearchBar(
        inBar: false,
        buildDefaultAppBar: buildAppBar,
        setState: setState,
        onSubmitted: onSubmitted,
        onCleared: () {
          print("Search bar has been cleared");
        },
        onClosed: () {
          print("Search bar has been closed");
        });
  }

  @override
  Widget build(BuildContext context) {
    return new Scaffold(
      appBar: searchBar.build(context),
      key: _scaffoldKey,
      body: new Center(
          child: new Text("Don't look at me! Press the search button!")),
    );
  }
}