book

Flutter Cookbook

Name: Flutter Cookbook
ISBN: 9781838823382

by Simone Alessandria, Brian Kayfitz

June 2021

Intermediate to advanced

646 pages

11h 56m

English

Packt Publishing

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Title Page
Copyright and Credits
Flutter Cookbook
Dedication
Contributors
About the authorsAbout the reviewer
Preface
Who this book is forWhat this book coversTo get the most out of this bookDownload the example code filesDownload the color imagesConventions usedSectionsGetting readyHow to do it…How it works…There's more…See alsoGet in touchReviews
Getting Started with Flutter
Technical requirementsHow to use Git to manage the Flutter SDKInstalling Git How to do it...See alsoSetting up the command line and saving path variablesmacOS command-line setupWindows command-line setupConfirming your environment is correct with Flutter DoctorConfiguring the iOS SDKDownloading XcodeCocoaPodsXcode command-line toolsHomebrewChecking in with the DoctorConfiguring the Android SDK setupInstalling Android StudioCreating an Android emulatorWhich IDE/editor should you choose?Android StudioVS CodeIntelliJ IDEAPicking the right channelHow to create a Flutter appHow to do it...How to choose a platform language for your appWhere do you place your code?Hot reload – refresh your app without recompilingSummary
Dart: A Language You Already Know
Technical requirementsDeclaring variables – var versus final versus constGetting readyHow to do it...How it works...There's more...See alsoStrings and string interpolationGetting readyHow to do it...How it works...There's more...See alsoHow to write functionsGetting readyHow to do it...How it works...How to use functions as variables with closuresGetting readyHow to do it...How it works...Creating classes and using the class constructor shorthandGetting readyHow to do it...How it works...The building blocks of OOPSee alsoHow to group and manipulate data with collectionsGetting readyHow to do it...How it works...Subscript syntaxThere's more...See alsoWriting less code with higher-order functionsGetting readyHow to do it...How it works...MappingSortingFilteringReducingFlatteningThere's more...First-class functionsIterables and chaining higher-order functionsSee alsoHow to take advantage of the cascade operatorGetting readyHow to do it...How it works...See alsoUnderstanding Dart Null SafetyGetting readyHow to do it...How it works...See also
Introduction to Widgets
Technical requirementsCreating immutable widgetsHow to do it...How it works...Using a ScaffoldGetting readyHow to do it...How it works...Using the Container widgetGetting readyHow to do it...How it works...Printing stylish text on the screenGetting readyHow to do it...How it works...There's more...See alsoImporting fonts and images into your appGetting readyHow to do it...How it works...See also
Mastering Layout and Taming the Widget Tree
Placing widgets one after anotherGetting readyHow to do it...How it works...Proportional spacing with the Flexible and Expanded widgetsGetting readyHow to do it...How it works...See alsoDrawing shapes with CustomPaintGetting readyHow to do it...How it works...There's more...See alsoNesting complex widget treesGetting readyHow to do it...How it works...See alsoRefactoring widget trees to improve legibilityGetting readyHow to do it...How it works...See alsoApplying global themesGetting readyHow to do it...How it works...There's more...See also
Adding Interactivity and Navigation to Your App
Adding state to your appGetting readyHow to do it...How it works...There's more...See alsoInteracting with buttonsGetting readyHow to do it...How it works...Making it scrollGetting readyHow to do it...How it works...There's more...Handling large datasets with list buildersHow to do it...How it works...There's more...Working with TextFieldsGetting readyHow to do it...How it works...See alsoNavigating to the next screenHow to do it...How it works...Invoking navigation routes by nameHow to do it...How it works...Showing dialogs on the screenHow to do it...How it works...There's more...Presenting bottom sheetsHow to do it...How it works...See also

Basic State Management
Technical requirementsModel-view separationGetting readyHow to do it...How it works...See alsoManaging the data layer with InheritedWidgetGetting readyHow to do it...How it works...See alsoMaking the app state visible across multiple screensGetting readyHow to do it...How it works...Designing an n-tier architecture, part 1 – controllersGetting readyHow to do it...How it works...See alsoDesigning an n-tier architecture, part 2 – repositoriesGetting readyHow to do it...How it works...Designing an n-tier architecture, part 3 – servicesHow to do it...How it works...There's more...See also
The Future is Now: Introduction to Asynchronous Programming
Technical requirementsUsing a FutureGetting readyHow to do it...How it works...See alsoUsing async/await to remove callbacksGetting readyHow to do it...How it works...See alsoCompleting FuturesGetting readyHow to do it...How it works...There's more...See alsoFiring multiple Futures at the same timeGetting readyHow to do it...How it works...See alsoResolving errors in asynchronous code Getting readyHow to do it...Dealing with errors using the then() callback:Dealing with errors using async/awaitHow it works...See alsoUsing Futures with StatefulWidgetsGetting readyHow to do it...How it works...There's more...See alsoUsing the FutureBuilder to let Flutter manage your FuturesGetting readyHow to do it...How it works...There's more...See alsoTurning navigation routes into asynchronous functionsGetting readyHow to do it...How it works...Getting the results from a dialog Getting readyHow to do it...How it works...See also
Data Persistence and Communicating with the Internet
Technical requirementsConverting Dart models into JSONGetting readyHow to do it...How it works...Reading the JSON fileTransforming the JSON string into a list of Map objectsTransforming the Map objects into Pizza objectsThere's more...See alsoHandling JSON schemas that are incompatible with your modelsGetting readyHow to do it...How it works...There's more...See alsoCatching common JSON errorsGetting readyHow to do it...How it works...See alsoSaving data simply with SharedPreferencesGetting readyHow to do it...How it works...See alsoAccessing the filesystem, part 1 – path_providerGetting readyHow to do it...How it works...See alsoAccessing the filesystem, part 2 – working with directoriesGetting readyHow to do it...How it works...See alsoUsing secure storage to store dataGetting readyHow to do it...How it works...See alsoDesigning an HTTP client and getting dataGetting readyHow to do it...How it works...There's more...See alsoPOST-ing dataGetting readyHow to do it...How it works...PUT-ting dataGetting readyHow to do it...How it works...DELETE-ing dataGetting readyHow to do it...How it works...
Advanced State Management with Streams
Technical requirementsHow to use Dart streams Getting readyHow to do it...How it works...There's more...See alsoUsing stream controllers and sinks Getting readyHow to do it...How it works...There's more...See alsoInjecting data transform into streams Getting readyHow to do it...How it works...See alsoSubscribing to stream eventsGetting readyHow to do it...How it works...See alsoAllowing multiple stream subscriptionsGetting readyHow to do it...How it works...See alsoUsing StreamBuilder to create reactive user interfacesGetting readyHow to do it...How it works...See alsoUsing the BLoC pattern Getting readyHow to do it...How it works...See also
Using Flutter Packages
Technical requirementsImporting packages and dependenciesGetting readyHow to do it...How it works...See alsoCreating your own package (part 1)Getting readyHow to do it...How it works...See alsoCreating your own package (part 2)Getting readyHow to do it...How it works...See alsoCreating your own package (part 3)Getting readyHow to do it...How it works...See alsoAdding Google Maps to your appGetting readyHow to do it...How it works...See alsoUsing location servicesGetting readyHow to do it...How it works...See alsoAdding markers to a mapGetting readyHow to do it...How it works...There's more...
Adding Animations to Your App
Creating basic container animationsGetting readyHow to do it...How it works...See alsoDesigning animations part 1 – using the AnimationControllerGetting readyHow to do it...How it works...See alsoDesigning animations part 2 – adding multiple animationsGetting readyHow to do it...How it works...Designing animations part 3 – using curvesGetting readyHow to do it...How it works...See alsoOptimizing animationsGetting readyHow to do it...How it works...See alsoUsing Hero animationsGetting readyHow to do it...How it works...See alsoUsing premade animation transitionsGetting readyHow to do it...How it works...See alsoUsing the AnimatedList widgetGetting readyHow to do it...How it works...See alsoImplementing swiping with the Dismissible widgetGetting readyHow to do it...How it works...See alsoUsing the animations Flutter packageGetting readyHow to do it...How it works...See also
Using Firebase
Configuring a Firebase appGetting readyHow to do it...Android configurationiOS configurationAdding Firebase dependenciesHow it works...See alsoCreating a login formGetting readyHow to do it...How it works...See alsoAdding Google Sign-inGetting readyHow to do it...How it works...See alsoIntegrating Firebase AnalyticsGetting readyHow it works...How it works...See alsoUsing Firebase Cloud Firestore Getting readyHow to do it...How it works...See alsoSending Push Notifications with Firebase Cloud Messaging (FCM)Getting readyHow to do it...How it works...See alsoStoring files in the cloudGetting readyHow to do it...How it works...
Machine Learning with Firebase ML Kit
Using the device cameraGetting readyHow to do it...How it works...See alsoRecognizing text from an imageGetting readyHow to do it...How it works...See alsoReading a barcodeGetting readyHow to do it...How it works...See alsoImage labelingGetting readyHow to do it...How it works...See alsoBuilding a face detector and detecting facial gesturesGetting readyHow to do it...How it works...See alsoIdentifying a languageGetting readyHow to do it...How it works...See alsoUsing TensorFlow LiteGetting readyHow to do it...How it works...See also
Distributing Your Mobile App
Technical requirementsRegistering your iOS app on App Store ConnectGetting readyHow to do it...How it works...See alsoRegistering your Android app on Google PlayGetting readyHow to do it...How it works...See alsoInstalling and configuring fastlaneGetting readyHow to do it...Installing fastlane on WindowsInstalling fastlane on a MacConfiguring fastlane for AndroidInstalling fastlane for iOSSee alsoGenerating iOS code signing certificates and provisioning profilesGetting readyHow to do it...How it works...See alsoGenerating Android release certificatesGetting readyHow to do it...How it works...See alsoAuto-incrementing your Android build numberGetting readyHow to do it...How it works...See alsoConfiguring your app metadataGetting readyHow to do it...Adding Android metadataAdding metadata for iOSHow it works...See alsoAdding icons to your appGetting readyHow to do it...How it works...See alsoPublishing a beta version of your app in the Google Play StoreGetting readyHow to do it...How it works...See alsoUsing TestFlight to publish a beta version of your iOS appGetting readyHow to do it...How it works...See also...Publishing your app to the storesGetting readyHow to do it...Moving your app to production in the Play Store Moving your app to production in the App StoreHow it works...See also...
Flutter Web and Desktop
Creating a responsive app leveraging Flutter WebGetting readyHow to do it...How it works...See also...Running your app on macOSGetting readyHow to do it...How it works...See also Running your app on WindowsGetting ready...How to do it...How it works...See also...Deploying a Flutter websiteGetting readyHow to do it...How it works...See also...Responding to mouse events in Flutter DesktopGetting readyHow to do itHow it works...See also Interacting with desktop menusGetting ready...How to do it...How it works...See also...
About Packt
Why subscribe?

Overview

The "Flutter Cookbook" is your comprehensive guide to app development using Flutter 2.2 and Dart. With practical recipes, step-by-step instructions, and best practices, this book equips you to create modern and robust mobile apps for Android and iOS, handling key aspects like UI, state management, animations, and backend integration.

What this Book will help me do

Understand and utilize Dart to effectively customize Flutter applications.
Implement efficient state management patterns like the BLoC pattern for app development.
Enhance applications with Firebase integrations, including Firebase ML capabilities.
Craft sophisticated UI designs and layout structures using layered architecture and widgets.
Master the process of debugging and deploying your apps to major app stores.

Author(s)

Simone Alessandria, an experienced software engineer and passionate educator, specializes in mobile and cross-platform development. He has years of practical experience in real-world app development and loves sharing his knowledge through structured and insightful guides. None Kayfitz brings a wealth of additional expertise to the team, providing a collaborative and enriched writing style.

Who is it for?

The "Flutter Cookbook" is ideal for aspiring or mid-level developers interested in mobile app development. Whether you're a beginner with basic programming knowledge or an experienced developer seeking insights into Flutter, this book delivers actionable knowledge. It's particularly beneficial if you're transitioning from languages like Swift, Java, or JavaScript and wish to master Flutter quickly.

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