text stringlengths 6 13.6M | id stringlengths 13 176 | metadata dict | __index_level_0__ int64 0 1.69k |
|---|---|---|---|
// #docregion FullApp
import 'package:flutter/material.dart';
// Include the Google Fonts package to provide more text format options
// https://pub.dev/packages/google_fonts
import 'package:google_fonts/google_fonts.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({... | website/examples/cookbook/design/themes/lib/main.dart/0 | {
"file_path": "website/examples/cookbook/design/themes/lib/main.dart",
"repo_id": "website",
"token_count": 1990
} | 1,600 |
import 'package:flutter/material.dart';
// #docregion ExpandableFab
@immutable
class ExpandableFab extends StatefulWidget {
const ExpandableFab({
super.key,
this.initialOpen,
required this.distance,
required this.children,
});
final bool? initialOpen;
final double distance;
final List<Widget... | website/examples/cookbook/effects/expandable_fab/lib/excerpt1.dart/0 | {
"file_path": "website/examples/cookbook/effects/expandable_fab/lib/excerpt1.dart",
"repo_id": "website",
"token_count": 189
} | 1,601 |
import 'package:flutter/material.dart';
const routeHome = '/';
const routeSettings = '/settings';
const routePrefixDeviceSetup = '/setup/';
const routeDeviceSetupStart = '/setup/$routeDeviceSetupStartPage';
const routeDeviceSetupStartPage = 'find_devices';
const routeDeviceSetupSelectDevicePage = 'select_device';
cons... | website/examples/cookbook/effects/nested_nav/lib/original_example.dart/0 | {
"file_path": "website/examples/cookbook/effects/nested_nav/lib/original_example.dart",
"repo_id": "website",
"token_count": 6104
} | 1,602 |
import 'package:flutter/material.dart';
@immutable
class FilterSelector extends StatefulWidget {
const FilterSelector({
super.key,
required this.filters,
required this.onFilterChanged,
this.padding = const EdgeInsets.symmetric(vertical: 24),
});
final List<Color> filters;
final void Function(C... | website/examples/cookbook/effects/photo_filter_carousel/lib/excerpt3.dart/0 | {
"file_path": "website/examples/cookbook/effects/photo_filter_carousel/lib/excerpt3.dart",
"repo_id": "website",
"token_count": 1050
} | 1,603 |
import 'package:flutter/material.dart';
void main() {
runApp(
const MaterialApp(
home: ExampleStaggeredAnimations(),
debugShowCheckedModeBanner: false,
),
);
}
class ExampleStaggeredAnimations extends StatefulWidget {
const ExampleStaggeredAnimations({
super.key,
});
@override
Sta... | website/examples/cookbook/effects/staggered_menu_animation/lib/main.dart/0 | {
"file_path": "website/examples/cookbook/effects/staggered_menu_animation/lib/main.dart",
"repo_id": "website",
"token_count": 3624
} | 1,604 |
import 'package:flutter/material.dart';
// Define a custom Form widget.
class MyCustomForm extends StatefulWidget {
const MyCustomForm({super.key});
@override
State<MyCustomForm> createState() => _MyCustomFormState();
}
// Define a corresponding State class.
// This class holds data related to the form.
class ... | website/examples/cookbook/forms/focus/lib/step2.dart/0 | {
"file_path": "website/examples/cookbook/forms/focus/lib/step2.dart",
"repo_id": "website",
"token_count": 298
} | 1,605 |
// ignore_for_file: directives_ordering
import 'package:flutter/material.dart';
import 'package:logging/logging.dart' hide Level;
import 'package:provider/provider.dart';
import '../game_internals/board_state.dart';
// #docregion imports
import 'package:cloud_firestore/cloud_firestore.dart';
import '../multiplayer/f... | website/examples/cookbook/games/firestore_multiplayer/lib/play_session/play_session_screen.dart/0 | {
"file_path": "website/examples/cookbook/games/firestore_multiplayer/lib/play_session/play_session_screen.dart",
"repo_id": "website",
"token_count": 533
} | 1,606 |
name: cached_images
description: Example for cached_images cookbook recipe
publish_to: none
version: 1.0.0+1
environment:
sdk: ^3.3.0
dependencies:
flutter:
sdk: flutter
cupertino_icons: ^1.0.6
cached_network_image: ^3.3.1
dev_dependencies:
example_utils:
path: ../../../example_utils
flutter_te... | website/examples/cookbook/images/cached_images/pubspec.yaml/0 | {
"file_path": "website/examples/cookbook/images/cached_images/pubspec.yaml",
"repo_id": "website",
"token_count": 154
} | 1,607 |
name: floating_app_bar
description: Example for floating_app_bar cookbook recipe
environment:
sdk: ^3.3.0
dependencies:
flutter:
sdk: flutter
dev_dependencies:
example_utils:
path: ../../../example_utils
flutter:
uses-material-design: true
| website/examples/cookbook/lists/floating_app_bar/pubspec.yaml/0 | {
"file_path": "website/examples/cookbook/lists/floating_app_bar/pubspec.yaml",
"repo_id": "website",
"token_count": 95
} | 1,608 |
name: spaced_items
description: Example for spaced_items cookbook recipe
environment:
sdk: ^3.3.0
dependencies:
flutter:
sdk: flutter
dev_dependencies:
example_utils:
path: ../../../example_utils
flutter:
uses-material-design: true
| website/examples/cookbook/lists/spaced_items/pubspec.yaml/0 | {
"file_path": "website/examples/cookbook/lists/spaced_items/pubspec.yaml",
"repo_id": "website",
"token_count": 91
} | 1,609 |
import 'package:flutter/material.dart';
void main() {
runApp(const MaterialApp(
title: 'Navigation Basics',
home: FirstRoute(),
));
}
class FirstRoute extends StatelessWidget {
const FirstRoute({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
... | website/examples/cookbook/navigation/navigation_basics/lib/main.dart/0 | {
"file_path": "website/examples/cookbook/navigation/navigation_basics/lib/main.dart",
"repo_id": "website",
"token_count": 498
} | 1,610 |
name: hero_animations
description: Hero animations
environment:
sdk: ^3.3.0
dependencies:
flutter:
sdk: flutter
http: ^1.2.0
dev_dependencies:
example_utils:
path: ../../../example_utils
flutter:
uses-material-design: true
| website/examples/cookbook/networking/authenticated_requests/pubspec.yaml/0 | {
"file_path": "website/examples/cookbook/networking/authenticated_requests/pubspec.yaml",
"repo_id": "website",
"token_count": 96
} | 1,611 |
import 'dart:async';
import 'dart:convert';
import 'package:flutter/material.dart';
// #docregion Http
import 'package:http/http.dart' as http;
// #enddocregion Http
// #docregion createAlbum
Future<Album> createAlbum(String title) async {
final response = await http.post(
Uri.parse('https://jsonplaceholder.typ... | website/examples/cookbook/networking/send_data/lib/main.dart/0 | {
"file_path": "website/examples/cookbook/networking/send_data/lib/main.dart",
"repo_id": "website",
"token_count": 1315
} | 1,612 |
import 'dart:async';
import 'package:camera/camera.dart';
import 'package:flutter/material.dart';
// ignore_for_file: unused_local_variable
Future<void> main() async {
// Ensure that plugin services are initialized so that `availableCameras()`
// can be called before `runApp()`
WidgetsFlutterBinding.ensureInit... | website/examples/cookbook/plugins/picture_using_camera/lib/main_step5.dart/0 | {
"file_path": "website/examples/cookbook/plugins/picture_using_camera/lib/main_step5.dart",
"repo_id": "website",
"token_count": 1191
} | 1,613 |
// #docregion Timeline
import 'package:flutter_driver/flutter_driver.dart' as driver;
import 'package:integration_test/integration_test_driver.dart';
Future<void> main() {
return integrationDriver(
responseDataCallback: (data) async {
if (data != null) {
final timeline = driver.Timeline.fromJson(
... | website/examples/cookbook/testing/integration/profiling/test_driver/perf_driver.dart/0 | {
"file_path": "website/examples/cookbook/testing/integration/profiling/test_driver/perf_driver.dart",
"repo_id": "website",
"token_count": 388
} | 1,614 |
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
// #docregion main
void main() {
// Define a test. The TestWidgets function also provides a WidgetTester
// to work with. The WidgetTester allows you to build and interact
// with widgets in the test environment.
testWidge... | website/examples/cookbook/testing/widget/introduction/test/main_step3_test.dart/0 | {
"file_path": "website/examples/cookbook/testing/widget/introduction/test/main_step3_test.dart",
"repo_id": "website",
"token_count": 334
} | 1,615 |
#!/bin/sh
# Fail this script if any subcommand fails.
set -e
# The default execution directory of this script is the ci_scripts directory.
cd $CI_PRIMARY_REPOSITORY_PATH # change working directory to the root of your cloned repo.
# Install Flutter using git.
git clone https://github.com/flutter/flutter.git --depth 1... | website/examples/deployment/xcode_cloud/ci_post_clone.sh/0 | {
"file_path": "website/examples/deployment/xcode_cloud/ci_post_clone.sh",
"repo_id": "website",
"token_count": 234
} | 1,616 |
// GENERATED CODE - DO NOT MODIFY BY HAND
part of 'user.dart';
// **************************************************************************
// JsonSerializableGenerator
// **************************************************************************
User _$UserFromJson(Map<String, dynamic> json) => User(
json['n... | website/examples/development/data-and-backend/json/lib/serializable/user.g.dart/0 | {
"file_path": "website/examples/development/data-and-backend/json/lib/serializable/user.g.dart",
"repo_id": "website",
"token_count": 154
} | 1,617 |
name: plugin_api_migration
description: A new Flutter project.
# The following line prevents the package from being accidentally published to
# pub.dev using `flutter pub publish`. This is preferred for private packages.
publish_to: none # Remove this line if you wish to publish to pub.dev
# The following defines the... | website/examples/development/plugin_api_migration/pubspec.yaml/0 | {
"file_path": "website/examples/development/plugin_api_migration/pubspec.yaml",
"repo_id": "website",
"token_count": 568
} | 1,618 |
import 'package:flutter/material.dart';
void main() => runApp(const SignUpApp());
class SignUpApp extends StatelessWidget {
const SignUpApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
routes: {
'/': (context) => const SignUpScreen(),
},
);
}
}
... | website/examples/get-started/codelab_web/lib/starter.dart/0 | {
"file_path": "website/examples/get-started/codelab_web/lib/starter.dart",
"repo_id": "website",
"token_count": 1256
} | 1,619 |
import 'package:flutter/material.dart';
// #docregion Map
void main() {
runApp(MaterialApp(
home: const MyAppHome(), // Becomes the route named '/'.
routes: <String, WidgetBuilder>{
'/a': (context) => const MyPage(title: 'page A'),
'/b': (context) => const MyPage(title: 'page B'),
'/c': (co... | website/examples/get-started/flutter-for/android_devs/lib/intent.dart/0 | {
"file_path": "website/examples/get-started/flutter-for/android_devs/lib/intent.dart",
"repo_id": "website",
"token_count": 490
} | 1,620 |
// #docregion Theme
import 'package:flutter/material.dart';
class SampleApp extends StatelessWidget {
const SampleApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Sample App',
theme: ThemeData(
colorScheme: ColorScheme.fromSeed(seedColor: Color... | website/examples/get-started/flutter-for/android_devs/lib/theme.dart/0 | {
"file_path": "website/examples/get-started/flutter-for/android_devs/lib/theme.dart",
"repo_id": "website",
"token_count": 246
} | 1,621 |
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
// #docregion main
void main() {
runApp(const MyApp());
}
// #enddocregion main
// #docregion myapp
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
// Returns a ... | website/examples/get-started/flutter-for/ios_devs/lib/get_started.dart/0 | {
"file_path": "website/examples/get-started/flutter-for/ios_devs/lib/get_started.dart",
"repo_id": "website",
"token_count": 295
} | 1,622 |
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
void main() {
runApp(
const App(),
);
}
// Define the name of the route as a constant so that
// you can use it in the Navigator to push the route using
// its name, as well as use it to create the list of your app-routes.
const ... | website/examples/get-started/flutter-for/ios_devs/lib/popback.dart/0 | {
"file_path": "website/examples/get-started/flutter-for/ios_devs/lib/popback.dart",
"repo_id": "website",
"token_count": 1666
} | 1,623 |
// Nothing to see here, move along...
| website/examples/get-started/flutter-for/react_native_devs/my_widgets/lib/my_widgets.dart/0 | {
"file_path": "website/examples/get-started/flutter-for/react_native_devs/my_widgets/lib/my_widgets.dart",
"repo_id": "website",
"token_count": 10
} | 1,624 |
import 'dart:async';
import 'dart:convert';
import 'dart:isolate';
import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
void main() {
runApp(const SampleApp());
}
class SampleApp extends StatelessWidget {
const SampleApp({super.key});
@override
Widget build(BuildContext context) ... | website/examples/get-started/flutter-for/xamarin_devs/lib/isolates.dart/0 | {
"file_path": "website/examples/get-started/flutter-for/xamarin_devs/lib/isolates.dart",
"repo_id": "website",
"token_count": 1049
} | 1,625 |
import 'package:flutter_driver/driver_extension.dart';
import 'package:integration_test_migration/main.dart' as app;
void main() {
enableFlutterDriverExtension();
app.main();
}
| website/examples/integration_test_migration/test_driver/main.dart/0 | {
"file_path": "website/examples/integration_test_migration/test_driver/main.dart",
"repo_id": "website",
"token_count": 62
} | 1,626 |
{
"title": "Hello World",
"@title": {
"description": "Title for the Demo application",
"type": "text"
}
}
| website/examples/internationalization/intl_example/lib/l10n/intl_en.arb/0 | {
"file_path": "website/examples/internationalization/intl_example/lib/l10n/intl_en.arb",
"repo_id": "website",
"token_count": 46
} | 1,627 |
// Basic Flutter widget test.
// Learn more at https://docs.flutter.dev/testing/overview#widget-tests.
import 'package:flutter_test/flutter_test.dart';
import 'package:layout/main.dart';
void main() {
testWidgets('Example app smoke test', (tester) async {
// Build our app and trigger a frame.
await tester.p... | website/examples/layout/grid_and_list/test/widget_test.dart/0 | {
"file_path": "website/examples/layout/grid_and_list/test/widget_test.dart",
"repo_id": "website",
"token_count": 139
} | 1,628 |
name: layout
description: >-
Sample app from "Building Layouts", https://docs.flutter.dev/ui/layout.
version: 1.0.0
environment:
sdk: ^3.3.0
dependencies:
flutter:
sdk: flutter
cupertino_icons: ^1.0.6
dev_dependencies:
example_utils:
path: ../../../example_utils
flutter_test:
sdk: flutter
fl... | website/examples/layout/lakes/step6/pubspec.yaml/0 | {
"file_path": "website/examples/layout/lakes/step6/pubspec.yaml",
"repo_id": "website",
"token_count": 158
} | 1,629 |
name: deferred_components
description: Samples to showcase deferred component imports/loading.
publish_to: none
environment:
sdk: ^3.3.0
dependencies:
flutter:
sdk: flutter
provider: ^6.1.1
dev_dependencies:
example_utils:
path: ../../example_utils
flutter_test:
sdk: flutter
test: ^1.24.9
f... | website/examples/perf/deferred_components/pubspec.yaml/0 | {
"file_path": "website/examples/perf/deferred_components/pubspec.yaml",
"repo_id": "website",
"token_count": 136
} | 1,630 |
import 'package:flutter/material.dart';
/// This is here so we don't need to show Scaffold and AppBar in the snippet.
/// We need Scaffold+AppBar so that the smoke test can get out of this page.
class HelperScaffoldWrapper extends StatelessWidget {
const HelperScaffoldWrapper({super.key});
@override
Widget buil... | website/examples/state_mgmt/simple/lib/src/set_state.dart/0 | {
"file_path": "website/examples/state_mgmt/simple/lib/src/set_state.dart",
"repo_id": "website",
"token_count": 442
} | 1,631 |
// ignore_for_file: directives_ordering
import 'dart:io';
// #docregion log
import 'dart:developer' as developer;
void main() {
developer.log('log me', name: 'my.app.category');
developer.log('log me 1', name: 'my.other.category');
developer.log('log me 2', name: 'my.other.category');
}
// #enddocregion log
v... | website/examples/testing/code_debugging/lib/main.dart/0 | {
"file_path": "website/examples/testing/code_debugging/lib/main.dart",
"repo_id": "website",
"token_count": 148
} | 1,632 |
// ignore_for_file: directives_ordering
import './backend.dart';
import 'package:flutter/services.dart';
// #docregion CatchError
import 'package:flutter/material.dart';
import 'dart:ui';
void main() {
MyBackend myBackend = MyBackend();
PlatformDispatcher.instance.onError = (error, stack) {
myBackend.sendEr... | website/examples/testing/errors/lib/excerpts.dart/0 | {
"file_path": "website/examples/testing/errors/lib/excerpts.dart",
"repo_id": "website",
"token_count": 517
} | 1,633 |
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
class ShortcutsExample extends StatelessWidget {
const ShortcutsExample({super.key});
// #docregion ShortcutsExample
@override
Widget build(BuildContext context) {
return Shortcuts(
shortcuts: <LogicalKeySet, Intent>{
... | website/examples/ui/advanced/actions_and_shortcuts/lib/samples.dart/0 | {
"file_path": "website/examples/ui/advanced/actions_and_shortcuts/lib/samples.dart",
"repo_id": "website",
"token_count": 2231
} | 1,634 |
import 'package:flutter/widgets.dart';
import 'package:provider/provider.dart';
/// Provides a top level scope for targeted actions.
///
/// Targeted actions are useful for making actions that are bound to children or
/// siblings of the focused widget available for invocation that wouldn't
/// normally be visible to ... | website/examples/ui/layout/adaptive_app_demos/lib/global/targeted_actions.dart/0 | {
"file_path": "website/examples/ui/layout/adaptive_app_demos/lib/global/targeted_actions.dart",
"repo_id": "website",
"token_count": 2032
} | 1,635 |
import 'package:flutter/material.dart';
class Counter extends StatefulWidget {
// This class is the configuration for the state.
// It holds the values (in this case nothing) provided
// by the parent and used by the build method of the
// State. Fields in a Widget subclass are always marked
// "final".
... | website/examples/ui/widgets_intro/lib/main_counter.dart/0 | {
"file_path": "website/examples/ui/widgets_intro/lib/main_counter.dart",
"repo_id": "website",
"token_count": 615
} | 1,636 |
{
"name": "docs.flutter.dev",
"version": "0.0.0",
"private": true,
"description": "Source for https://docs.flutter.dev",
"type": "module",
"repository": {
"type": "git",
"url": "https://github.com/flutter/website.git"
},
"engines": {
"node": ">=20.10.0",
"pnpm": ">=8.14.0"
},
"packag... | website/package.json/0 | {
"file_path": "website/package.json",
"repo_id": "website",
"token_count": 241
} | 1,637 |
<section id="cookie-notice">
<div class="container">
<p>Google uses cookies to deliver its services, to personalize ads, and to
analyze traffic. You can adjust your privacy controls anytime in your
<a href="https://myaccount.google.com/data-and-personalization" target="_blank" rel="noopener">Google ... | website/src/_includes/cookie-notice.html/0 | {
"file_path": "website/src/_includes/cookie-notice.html",
"repo_id": "website",
"token_count": 185
} | 1,638 |
#### Build the iOS version of the Flutter app in the Terminal
To generate the needed iOS platform dependencies,
run the `flutter build` command.
```terminal
flutter build ios --config-only --no-codesign --debug
```
```terminal
Warning: Building for device with codesigning disabled. You will have to manually codesign... | website/src/_includes/docs/debug/debug-flow-ios.md/0 | {
"file_path": "website/src/_includes/docs/debug/debug-flow-ios.md",
"repo_id": "website",
"token_count": 1444
} | 1,639 |
#### Set up your target Android device
{% include docs/help-link.md location='android-device' section='#android-setup' %}
{% assign devos = include.devos %}
{% assign target = include.target %}
{% assign compiler = include.compiler %}
{% assign attempt = include.attempt %}
To configure your Flutter app to run on a p... | website/src/_includes/docs/install/devices/android-physical.md/0 | {
"file_path": "website/src/_includes/docs/install/devices/android-physical.md",
"repo_id": "website",
"token_count": 481
} | 1,640 |
{% assign terminal=include.terminal %}
### Remove Flutter from your Windows Path variable
{:.no_toc}
To remove Flutter commands from {{terminal}},
remove Flutter from the `PATH` environment variable.
{% include docs/install/reqs/windows/open-envvars.md %}
1. Under **User variables for (username)** section,
look ... | website/src/_includes/docs/install/reqs/linux/unset-path.md/0 | {
"file_path": "website/src/_includes/docs/install/reqs/linux/unset-path.md",
"repo_id": "website",
"token_count": 210
} | 1,641 |
{{site.alert.warning}}
If VS Code was running during your initial Flutter setup,
you might need to restart it for VS Code's Flutter plugin to detect the Flutter SDK.
{{site.alert.end}}
| website/src/_includes/docs/install/test-drive/restart-vscode.md/0 | {
"file_path": "website/src/_includes/docs/install/test-drive/restart-vscode.md",
"repo_id": "website",
"token_count": 52
} | 1,642 |
{% comment %}
This include file requires the material symbols font.
Style the button pair using the `#page-github-links` selector.
{% endcomment -%}
{% assign repo = page.repo | default: site.repo.this -%}
{% capture path -%} {{repo}}/tree/{{site.branch}}/{{site.source}}/{{page.path}} {%- endcapture -%}
{% assign titl... | website/src/_includes/page-github-links.html/0 | {
"file_path": "website/src/_includes/page-github-links.html",
"repo_id": "website",
"token_count": 370
} | 1,643 |
# Copyright (c) 2018, the project authors. Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE file.
require 'nokogiri'
require 'open3'
require_relative 'dart_site_util'
module DartSite
class CodeDiffCore
... | website/src/_plugins/code_diff_core.rb/0 | {
"file_path": "website/src/_plugins/code_diff_core.rb",
"repo_id": "website",
"token_count": 1547
} | 1,644 |
// Colors
$flutter-color-blue: #043875;
$flutter-color-teal: #158477;
$flutter-color-blue-on-dark: #B8EAFE;
$flutter-color-blue-500: #0468D7;
$flutter-color-blue-600: #0553B1;
$flutter-color-dark-blue: #042B59;
$flutter-color-grey-500: #E8EAED;
$flutter-color-fuchsia: #E64637;
$flutter-color-yellow: #FFF275;
$flutter-c... | website/src/_sass/base/_variables.scss/0 | {
"file_path": "website/src/_sass/base/_variables.scss",
"repo_id": "website",
"token_count": 764
} | 1,645 |
@use '../base/variables' as *;
@use '../vendor/bootstrap';
.not-found {
font-size: 20px;
h1 {
color: $flutter-color-dark-blue;
font-size: 80px;
margin-bottom: bootstrap.bs-spacer(3);
}
&__wrapper {
padding: bootstrap.bs-spacer(10) 0;
text-align: center;
}
&__illo {
margin-bottom:... | website/src/_sass/pages/_not-found.scss/0 | {
"file_path": "website/src/_sass/pages/_not-found.scss",
"repo_id": "website",
"token_count": 350
} | 1,646 |
---
title: Multiple Flutter screens or views
short-title: Add multiple Flutters
description: >
How to integrate multiple instances of
Flutter engine, screens, or views to your application.
---
## Scenarios
If you're integrating Flutter into an existing app,
or gradually migrating an existing app to use Flutter,
... | website/src/add-to-app/multiple-flutters.md/0 | {
"file_path": "website/src/add-to-app/multiple-flutters.md",
"repo_id": "website",
"token_count": 1163
} | 1,647 |
<?xml version="1.0" encoding="utf-8"?>
<!-- Generator: Adobe Illustrator 22.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0) -->
<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="842px" height="1042.66px" viewBox="0 0 842 1042.66"... | website/src/assets/images/branding/flutter/logo/1080.svg/0 | {
"file_path": "website/src/assets/images/branding/flutter/logo/1080.svg",
"repo_id": "website",
"token_count": 2250
} | 1,648 |
// Number of releases to show by default (rest will be behind a "show all" link).
const releasesToShow = 99999;
// The Flutter SDK archive filename prefix.
const FILE_NAME_PREFIX = 'flutter_';
const filenameReplacement = new RegExp(`^(.*) (.*?)\\b${FILE_NAME_PREFIX}\\w+_v?[X|0-9]+\\..* (.*)`, 'm');
// const filenameR... | website/src/assets/js/archive.js/0 | {
"file_path": "website/src/assets/js/archive.js",
"repo_id": "website",
"token_count": 3906
} | 1,649 |
---
title: Fade a widget in and out
description: How to fade a widget in and out.
js:
- defer: true
url: https://old-dartpad-3ce3f.web.app/inject_embed.dart.js
---
<?code-excerpt path-base="cookbook/animation/opacity_animation/"?>
UI developers often need to show and hide elements on screen.
However, quickly po... | website/src/cookbook/animation/opacity-animation.md/0 | {
"file_path": "website/src/cookbook/animation/opacity-animation.md",
"repo_id": "website",
"token_count": 2334
} | 1,650 |
---
title: Create a nested navigation flow
description: How to implement a flow with nested navigation.
js:
- defer: true
url: https://old-dartpad-3ce3f.web.app/inject_embed.dart.js
---
<?code-excerpt path-base="cookbook/effects/nested_nav"?>
Apps accumulate dozens and then hundreds of routes over time.
Some of... | website/src/cookbook/effects/nested-nav.md/0 | {
"file_path": "website/src/cookbook/effects/nested-nav.md",
"repo_id": "website",
"token_count": 10044
} | 1,651 |
---
title: Handle taps
description: How to handle tapping and dragging.
js:
- defer: true
url: https://old-dartpad-3ce3f.web.app/inject_embed.dart.js
---
<?code-excerpt path-base="cookbook/gestures/handling_taps/"?>
You not only want to display information to users,
you want users to interact with your app.
Use... | website/src/cookbook/gestures/handling-taps.md/0 | {
"file_path": "website/src/cookbook/gestures/handling-taps.md",
"repo_id": "website",
"token_count": 1384
} | 1,652 |
---
title: List with spaced items
description: How to create a list with spaced or expanded items
js:
- defer: true
url: https://old-dartpad-3ce3f.web.app/inject_embed.dart.js
---
<?code-excerpt path-base="cookbook/lists/spaced_items/"?>
Perhaps you want to create a list where all list items
are spaced evenly,... | website/src/cookbook/lists/spaced-items.md/0 | {
"file_path": "website/src/cookbook/lists/spaced-items.md",
"repo_id": "website",
"token_count": 2718
} | 1,653 |
---
title: Networking
description: A catalog of recipes for networking in your Flutter app.
---
{% include docs/cookbook-group-index.md %}
| website/src/cookbook/networking/index.md/0 | {
"file_path": "website/src/cookbook/networking/index.md",
"repo_id": "website",
"token_count": 41
} | 1,654 |
---
title: Unit
description: A catalog of recipes for adding unit testing to your Flutter app.
---
{% include docs/cookbook-group-index.md %}
| website/src/cookbook/testing/unit/index.md/0 | {
"file_path": "website/src/cookbook/testing/unit/index.md",
"repo_id": "website",
"token_count": 42
} | 1,655 |
---
title: Start thinking declaratively
description: How to think about declarative programming.
prev:
title: Intro
path: /development/data-and-backend/state-mgmt
next:
title: Ephemeral versus app state
path: /development/data-and-backend/state-mgmt/ephemeral-vs-app
---
If you're coming to Flutter from an impe... | website/src/data-and-backend/state-mgmt/declarative.md/0 | {
"file_path": "website/src/data-and-backend/state-mgmt/declarative.md",
"repo_id": "website",
"token_count": 581
} | 1,656 |
---
title: Embedded support for Flutter
description: >
Details of how Flutter supports the creation of embedded experiences.
---
If you would like to embed Flutter engine into a car,
a refrigerator, a thermostat... you CAN! For example,
you might embed Flutter in the following situations:
* Using Flutter on an "emb... | website/src/embedded/index.md/0 | {
"file_path": "website/src/embedded/index.md",
"repo_id": "website",
"token_count": 582
} | 1,657 |
---
title: Layouts
description: Learn how to create layouts in Flutter.
prev:
title: Flutter fundamentals
path: /get-started/fwe/fundamentals
next:
title: State management
---
Given that Flutter is a UI toolkit,
you’ll spend a lot of time creating layouts
with Flutter widgets. In this section,
you’ll learn how... | website/src/get-started/fwe/layout.md/0 | {
"file_path": "website/src/get-started/fwe/layout.md",
"repo_id": "website",
"token_count": 2195
} | 1,658 |
### Update your path
Independent of how you installed Flutter,
you need to add the Flutter SDK to your `PATH`.
You can add Flutter to your `PATH` either for the current session
or for all sessions going forward.
{% include docs/dart-tool.md %}
#### Update your path for the current session only
To update your `PATH`... | website/src/get-started/install/_deprecated/_path-linux-chromeos.md/0 | {
"file_path": "website/src/get-started/install/_deprecated/_path-linux-chromeos.md",
"repo_id": "website",
"token_count": 710
} | 1,659 |
---
title: Start building Flutter iOS apps on macOS
description: Configure your system to develop Flutter mobile apps on macOS and iOS.
short-title: Make iOS apps
target: iOS
config: macOSiOS
devos: macOS
next:
title: Create a test app
path: /get-started/test-drive
---
{% include docs/install/reqs/macos/base.md
... | website/src/get-started/install/macos/mobile-ios.md/0 | {
"file_path": "website/src/get-started/install/macos/mobile-ios.md",
"repo_id": "website",
"token_count": 305
} | 1,660 |
---
title: Using packages
description: How to use packages in your Flutter app.
---
<?code-excerpt path-base="development/plugin_api_migration"?>
Flutter supports using shared packages contributed by other developers
to the Flutter and Dart ecosystems. This allows quickly building
an app without having to develop eve... | website/src/packages-and-plugins/using-packages.md/0 | {
"file_path": "website/src/packages-and-plugins/using-packages.md",
"repo_id": "website",
"token_count": 4924
} | 1,661 |
---
layout: toc
title: Android
description: Content covering integration with Android in Flutter apps.
---
| website/src/platform-integration/android/index.md/0 | {
"file_path": "website/src/platform-integration/android/index.md",
"repo_id": "website",
"token_count": 26
} | 1,662 |
---
title: Leveraging Apple's System APIs and Frameworks
description: Learn about Flutter plugins that offer equivalent functionalities to Apple's frameworks
---
When you come from iOS development, you might need to find
Flutter plugins that offer the same abilities as Apple's system
libraries. This might include acce... | website/src/platform-integration/ios/apple-frameworks.md/0 | {
"file_path": "website/src/platform-integration/ios/apple-frameworks.md",
"repo_id": "website",
"token_count": 4024
} | 1,663 |
---
title: Add Linux devtools to Flutter from web start
description: Configure your system to develop Flutter mobile apps on Linux.
short-title: Starting from web
---
To add Linux as a Flutter app target for Linux, follow this procedure.
## Install Linux compilation tools
1. Allocate a minimum of 5 GB of storage for... | website/src/platform-integration/linux/install-linux/install-linux-from-web.md/0 | {
"file_path": "website/src/platform-integration/linux/install-linux/install-linux-from-web.md",
"repo_id": "website",
"token_count": 155
} | 1,664 |
---
title: Add web DevTools to Flutter from Android on Linux start
description: Configure your system to develop Flutter web apps on Linux.
short-title: Starting from Android on Linux
---
To add web as a Flutter app target for Linux with Android,
follow this procedure.
## Configure Chrome as the web DevTools tools
{... | website/src/platform-integration/web/install-web/install-web-from-android-on-linux.md/0 | {
"file_path": "website/src/platform-integration/web/install-web/install-web-from-android-on-linux.md",
"repo_id": "website",
"token_count": 144
} | 1,665 |
---
title: Flutter crash reporting
description: >-
How Google uses crash reporting, what is collected, and how to opt out.
---
If you have not opted-out of Flutter's analytics and crash reporting,
when a `flutter` command crashes,
it attempts to send a crash report to Google in order to
help Google contribute improv... | website/src/reference/crash-reporting.md/0 | {
"file_path": "website/src/reference/crash-reporting.md",
"repo_id": "website",
"token_count": 504
} | 1,666 |
---
title: Deprecated API removed after v3.16
description: >-
After reaching end of life, the following deprecated APIs
were removed from Flutter.
---
## Summary
In accordance with Flutter's [Deprecation Policy][],
deprecated APIs that reached end of life after the
3.16 stable release have been removed.
All affe... | website/src/release/breaking-changes/3-16-deprecations.md/0 | {
"file_path": "website/src/release/breaking-changes/3-16-deprecations.md",
"repo_id": "website",
"token_count": 2048
} | 1,667 |
---
title: Removal of AssetManifest.json
description: >-
Built Flutter apps will no longer include an AssetManifest.json asset file.
---
## Summary
Flutter apps currently include an asset file named AssetManifest.json. This file
effectively contains a list of assets. Application code can read it using the
[AssetB... | website/src/release/breaking-changes/asset-manifest-dot-json.md/0 | {
"file_path": "website/src/release/breaking-changes/asset-manifest-dot-json.md",
"repo_id": "website",
"token_count": 914
} | 1,668 |
---
title: Clip Behavior
description: >
Flutter unifies clipBehavior and defaults to not clip in most cases.
---
## Summary
Flutter now defaults to _not_ clip except for a few specialized widgets
(such as `ClipRect`). To override the no-clip default,
explicitly set `clipBehavior` in widgets constructions.
## Conte... | website/src/release/breaking-changes/clip-behavior.md/0 | {
"file_path": "website/src/release/breaking-changes/clip-behavior.md",
"repo_id": "website",
"token_count": 2583
} | 1,669 |
---
title: FloatingActionButton and ThemeData's accent properties
description: >
Remove FloatingActionButton's undocumented use of
the ThemeData accentTextTheme property, and
its unnecessary use of accentIconTheme.
---
## Summary
Removed Flutter's `FloatingActionButton` (FAB) dependency on
`ThemeData` accent pr... | website/src/release/breaking-changes/fab-theme-data-accent-properties.md/0 | {
"file_path": "website/src/release/breaking-changes/fab-theme-data-accent-properties.md",
"repo_id": "website",
"token_count": 1417
} | 1,670 |
---
title: Migrate RawKeyEvent/RawKeyboard system to KeyEvent/HardwareKeyboard system
description: >-
The raw key event subsystem has been superseded by the key event subsystem,
and APIs that use RawKeyEvent and RawKeyboard are converted to KeyEvent and
HardwareKeyboard.
---
## Summary
For some time now (years)... | website/src/release/breaking-changes/key-event-migration.md/0 | {
"file_path": "website/src/release/breaking-changes/key-event-migration.md",
"repo_id": "website",
"token_count": 4159
} | 1,671 |
---
title: Rebuild optimization for OverlayEntries and Routes
description: OverlayEntries only rebuild on explicit state changes.
---
## Summary
This optimization improves performance for route transitions,
but it may uncover missing calls to `setState` in your app.
## Context
Prior to this change, an `OverlayEntry... | website/src/release/breaking-changes/overlay-entry-rebuilds.md/0 | {
"file_path": "website/src/release/breaking-changes/overlay-entry-rebuilds.md",
"repo_id": "website",
"token_count": 1135
} | 1,672 |
---
title: SnackBars managed by the ScaffoldMessenger
description: >
SnackBars are now managed by the ScaffoldMessenger, and persist across routes.
---
## Summary
The `SnackBar` API within the `Scaffold` is now handled by the
`ScaffoldMessenger`, one of which is
available by default within the context of a `Materia... | website/src/release/breaking-changes/scaffold-messenger.md/0 | {
"file_path": "website/src/release/breaking-changes/scaffold-messenger.md",
"repo_id": "website",
"token_count": 2308
} | 1,673 |
---
title: ThemeData's toggleableActiveColor property has been deprecated
description: >
Material Widgets that use toggleableActiveColor property
are migrated to use Material ColorScheme.
---
## Summary
The Material widgets `Switch`, `SwitchListTile`, `Checkbox`,
`CheckboxListTile`, `Radio`, `RadioListTile` now u... | website/src/release/breaking-changes/toggleable-active-color.md/0 | {
"file_path": "website/src/release/breaking-changes/toggleable-active-color.md",
"repo_id": "website",
"token_count": 1245
} | 1,674 |
---
title: Change log for Flutter 1.5.4
short-title: 1.5.4 change log
description: Change log for Flutter 1.5.4 containing a list of all PRs merged for this release.
---
## PRs closed in this release of flutter/flutter
From Thu Feb 21 20:22:00 2019 -0800 to Wed May 1 16:56:00 2019 -0700
[21834](https://github.com/... | website/src/release/release-notes/changelogs/changelog-1.5.4.md/0 | {
"file_path": "website/src/release/release-notes/changelogs/changelog-1.5.4.md",
"repo_id": "website",
"token_count": 49670
} | 1,675 |
---
title: Flutter 2.5.0 release notes
short-title: 2.5.0 release notes
description: Release notes for Flutter 2.5.0.
---
This page has release notes for 2.5.0.
For information about subsequent bug-fix releases, see
[Hotfixes to the Stable Channel][].
[Hotfixes to the Stable Channel]: https://github.com/flutter/flutte... | website/src/release/release-notes/release-notes-2.5.0.md/0 | {
"file_path": "website/src/release/release-notes/release-notes-2.5.0.md",
"repo_id": "website",
"token_count": 443172
} | 1,676 |
---
title: Bootstrap into Dart
description: How to get started with the Dart programming language.
---
New to the [Dart][] language?
We compiled our favorite resources to
help you quickly learn Dart.
Many people have reported that
[Dart is easy and fun to learn][].
We hope these resources make Dart easy for
you to lea... | website/src/resources/bootstrap-into-dart.md/0 | {
"file_path": "website/src/resources/bootstrap-into-dart.md",
"repo_id": "website",
"token_count": 611
} | 1,677 |
---
title: Debugging Flutter apps
description: How to debug your Flutter app.
---
<?code-excerpt path-base="testing/debugging"?>
There's a wide variety of tools and features to help debug
Flutter applications. Here are some of the available tools:
* [VS Code][](recommended) and [Android Studio/IntelliJ][],
(enabl... | website/src/testing/debugging.md/0 | {
"file_path": "website/src/testing/debugging.md",
"repo_id": "website",
"token_count": 531
} | 1,678 |
---
title: Using the Flutter inspector
description: Learn how to use the Flutter inspector to explore a Flutter app's widget tree.
---
<?code-excerpt path-base="../examples/visual_debugging/"?>
{{site.alert.note}}
The inspector works with all Flutter applications.
{{site.alert.end}}
## What is it?
The Flutter wid... | website/src/tools/devtools/inspector.md/0 | {
"file_path": "website/src/tools/devtools/inspector.md",
"repo_id": "website",
"token_count": 6148
} | 1,679 |
# DevTools 2.16.0 release notes
The 2.16.0 release of the Dart and Flutter DevTools
includes the following changes among other general improvements.
To learn more about DevTools, check out the
[DevTools overview](https://docs.flutter.dev/tools/devtools/overview).
## General updates
This release includes several bug ... | website/src/tools/devtools/release-notes/release-notes-2.16.0-src.md/0 | {
"file_path": "website/src/tools/devtools/release-notes/release-notes-2.16.0-src.md",
"repo_id": "website",
"token_count": 161
} | 1,680 |
# DevTools 2.24.0 release notes
The 2.24.0 release of the Dart and Flutter DevTools
includes the following changes among other general improvements.
To learn more about DevTools, check out the
[DevTools overview](https://docs.flutter.dev/tools/devtools/overview).
## General updates
* Improve the overall performance ... | website/src/tools/devtools/release-notes/release-notes-2.24.0-src.md/0 | {
"file_path": "website/src/tools/devtools/release-notes/release-notes-2.24.0-src.md",
"repo_id": "website",
"token_count": 553
} | 1,681 |
# DevTools 2.28.5 release notes
The 2.28.5 release of the Dart and Flutter DevTools
includes the following changes among other general improvements.
To learn more about DevTools, check out the
[DevTools overview](https://docs.flutter.dev/tools/devtools/overview).
This was a cherry-pick release on top of DevTools 2.28... | website/src/tools/devtools/release-notes/release-notes-2.28.5-src.md/0 | {
"file_path": "website/src/tools/devtools/release-notes/release-notes-2.28.5-src.md",
"repo_id": "website",
"token_count": 335
} | 1,682 |
# DevTools 2.9.1 release notes
The 2.9.1 release of the Dart and Flutter DevTools
includes the following changes among other general improvements.
To learn more about DevTools, check out the
[DevTools overview](https://docs.flutter.dev/tools/devtools/overview).
## Debugger updates
* Improve support for inspecting la... | website/src/tools/devtools/release-notes/release-notes-2.9.1-src.md/0 | {
"file_path": "website/src/tools/devtools/release-notes/release-notes-2.9.1-src.md",
"repo_id": "website",
"token_count": 426
} | 1,683 |
---
title: Internationalizing Flutter apps
short-title: i18n
description: How to internationalize your Flutter app.
---
<?code-excerpt path-base="internationalization"?>
{% comment %}
Consider updating the number of languages when touching this page.
{% endcomment %}
{% assign languageCount = '115' -%}
{{site.alert... | website/src/ui/accessibility-and-internationalization/internationalization.md/0 | {
"file_path": "website/src/ui/accessibility-and-internationalization/internationalization.md",
"repo_id": "website",
"token_count": 15696
} | 1,684 |
---
title: Using Actions and Shortcuts
description: How to use Actions and Shortcuts in your Flutter app.
js:
- defer: true
url: https://old-dartpad-3ce3f.web.app/inject_embed.dart.js
---
This page describes how to bind physical keyboard events to actions in the user
interface. For instance, to define keyboard s... | website/src/ui/interactivity/actions-and-shortcuts.md/0 | {
"file_path": "website/src/ui/interactivity/actions-and-shortcuts.md",
"repo_id": "website",
"token_count": 7087
} | 1,685 |
---
title: Navigation and routing
description: Overview of Flutter's navigation and routing features
---
Flutter provides a complete system for navigating between screens and handling
deep links. Small applications without complex deep linking can use
[`Navigator`][], while apps with specific deep linking and navigati... | website/src/ui/navigation/index.md/0 | {
"file_path": "website/src/ui/navigation/index.md",
"repo_id": "website",
"token_count": 2010
} | 1,686 |
---
title: Styling widgets
short-title: Styling
description: A catalog of Flutter's theming and responsiveness widgets.
---
{% include docs/catalogpage.html category="Styling" %}
| website/src/ui/widgets/styling.md/0 | {
"file_path": "website/src/ui/widgets/styling.md",
"repo_id": "website",
"token_count": 51
} | 1,687 |
#include "Generated.xcconfig"
| codelabs/adaptive_app/step_03/ios/Flutter/Debug.xcconfig/0 | {
"file_path": "codelabs/adaptive_app/step_03/ios/Flutter/Debug.xcconfig",
"repo_id": "codelabs",
"token_count": 12
} | 0 |
#include "ephemeral/Flutter-Generated.xcconfig"
| codelabs/adaptive_app/step_03/macos/Flutter/Flutter-Debug.xcconfig/0 | {
"file_path": "codelabs/adaptive_app/step_03/macos/Flutter/Flutter-Debug.xcconfig",
"repo_id": "codelabs",
"token_count": 19
} | 1 |
org.gradle.jvmargs=-Xmx4G
android.useAndroidX=true
android.enableJetifier=true
| codelabs/adaptive_app/step_06/android/gradle.properties/0 | {
"file_path": "codelabs/adaptive_app/step_06/android/gradle.properties",
"repo_id": "codelabs",
"token_count": 30
} | 2 |
#include "../../Flutter/Flutter-Debug.xcconfig"
#include "Warnings.xcconfig"
| codelabs/adaptive_app/step_06/macos/Runner/Configs/Debug.xcconfig/0 | {
"file_path": "codelabs/adaptive_app/step_06/macos/Runner/Configs/Debug.xcconfig",
"repo_id": "codelabs",
"token_count": 32
} | 3 |
#include "Generated.xcconfig"
| codelabs/animated-responsive-layout/step_03/ios/Flutter/Debug.xcconfig/0 | {
"file_path": "codelabs/animated-responsive-layout/step_03/ios/Flutter/Debug.xcconfig",
"repo_id": "codelabs",
"token_count": 12
} | 4 |
#include "ephemeral/Flutter-Generated.xcconfig"
| codelabs/animated-responsive-layout/step_03/macos/Flutter/Flutter-Debug.xcconfig/0 | {
"file_path": "codelabs/animated-responsive-layout/step_03/macos/Flutter/Flutter-Debug.xcconfig",
"repo_id": "codelabs",
"token_count": 19
} | 5 |
#include "../../Flutter/Flutter-Release.xcconfig"
#include "Warnings.xcconfig"
| codelabs/animated-responsive-layout/step_04/macos/Runner/Configs/Release.xcconfig/0 | {
"file_path": "codelabs/animated-responsive-layout/step_04/macos/Runner/Configs/Release.xcconfig",
"repo_id": "codelabs",
"token_count": 32
} | 6 |
#include "Generated.xcconfig"
| codelabs/animated-responsive-layout/step_06/ios/Flutter/Release.xcconfig/0 | {
"file_path": "codelabs/animated-responsive-layout/step_06/ios/Flutter/Release.xcconfig",
"repo_id": "codelabs",
"token_count": 12
} | 7 |
include: ../../analysis_options.yaml
| codelabs/animated-responsive-layout/step_07/analysis_options.yaml/0 | {
"file_path": "codelabs/animated-responsive-layout/step_07/analysis_options.yaml",
"repo_id": "codelabs",
"token_count": 12
} | 8 |
#include "ephemeral/Flutter-Generated.xcconfig"
| codelabs/animated-responsive-layout/step_08/macos/Flutter/Flutter-Debug.xcconfig/0 | {
"file_path": "codelabs/animated-responsive-layout/step_08/macos/Flutter/Flutter-Debug.xcconfig",
"repo_id": "codelabs",
"token_count": 19
} | 9 |
#import "GeneratedPluginRegistrant.h"
| codelabs/boring_to_beautiful/final/ios/Runner/Runner-Bridging-Header.h/0 | {
"file_path": "codelabs/boring_to_beautiful/final/ios/Runner/Runner-Bridging-Header.h",
"repo_id": "codelabs",
"token_count": 13
} | 10 |
#import "GeneratedPluginRegistrant.h"
| codelabs/boring_to_beautiful/step_02/ios/Runner/Runner-Bridging-Header.h/0 | {
"file_path": "codelabs/boring_to_beautiful/step_02/ios/Runner/Runner-Bridging-Header.h",
"repo_id": "codelabs",
"token_count": 13
} | 11 |
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