Learn how to build stunning, maintainable, cross-platform mobile application user interfaces using C# 7 with the power of both the Xamarin and Xamarin.Forms frameworks. Key Features Build effective native and cross-platform user interfaces using the Xamarin frameworks for iOS and Android, as well as Xamarin.Forms Maximize the testability, flexibility, and overall quality of your Xamarin mobile apps Step-by-Steps guide that is packed with real-world scenarios and solutions, to build professional grade mobile apps and games for the iOS and Android platforms, using C# 7 Book DescriptionThis book will provide you with the knowledge and practical skills that are required to develop real-world Xamarin and Xamarin.Forms applications. You'll learn how to create native Android app that will interact with the device camera and photo gallery, and then create a native iOS sliding tiles game. You will learn how to implement complex UI layouts and create customizable control elements based on the platform, using XAML and C# 7 code to interact with control elements within your XAML ContentPages. You'll learn how to add location-based features by to your apps by creating a LocationService class and using the Xam.Plugin.Geolocator cross-platform library, that will be used to obtain the current device location. Next, you'll learn how to work with and implement animations and visual effects within your UI using the PlatformEffects API, using C# code. At the end of this book, you'll learn how to integrate Microsoft Azure App Services and use the Twitter APIs within your app. You will work with the Razor Templating Engine to build a book library HTML5 solution that will use a SQLite.net library to store, update, retrieve, and delete information within a local SQLite database. Finally, you will learn how to write unit tests using the NUnit and UITest frameworks. What you will learn Downloading and Installing the Visual Studio for Mac IDE Overview and Understanding of the Xamarin Mobile Platform Understand the MVVM architectural pattern and how to implement this with your apps Build a NavigationService class to enable navigation between your ViewModels Implement Data-Binding to control elements within your XAML pages and ViewModels Create and Implement Xamarin.Forms Animations within your applications Work with the Microsoft Azure App Services Platform and the Facebook SDK Who this book is forThis book is intended for readers who have experience using at least the C# 6.0 programming language and interested in learning how to create stunning native, and cross-platform user interfaces for the iOS and Android platforms using the Xamarin and Xamarin.Forms frameworks using C# 7.

Build real-world applications for the Apple Watch platform using the WatchKit framework and Swift 2.0 About This Book * Find out how to download and install the Xcode development tools before learning about Xcode playgrounds and the Swift programming language * Discover everything you need to know about the WatchKit platform architecture, its classes, as well its limitations * This book introduces you to the very latest mobile platform with hands-on instructions so you can build your very own Apple Watch apps Who This Book Is For This book is for developers who are interested in creating amazing apps for the Apple Watch platform. Readers are expected to have no prior experience of programming. What You Will Learn * Navigate within the WatchKit interface using the page-based, modal, and hierarchical navigation techniques * Work with context menus to allow your users to interact with the Apple Watch and respond to their actions to perform a task * Use the MapKit framework to display a map within the WatchKit interface to track the user's current location * Build effective user interfaces for the WatchKit platform and integrate iCloud capabilities to synchronize data between the iOS app and the WatchKit UI * Design your apps for the Apple Watch platform by adhering to the set of User Interface design guidelines set out by Apple * Reinforce image caching to display animations within the Apple Watch user interface * Explore WatchKit tables, which allow your users to purchase groceries and pay for them using Apple Pay Analyze the new layout system to ensure that your Apple Watch apps work with various screen sizes In Detail Wearable are the next wave of mobile technology and with the release of Apple's WatchKit SDK, a whole new world of exciting development possibilities has opened up. Apple Watch App Development introduces you to the architecture and possibilities of the Apple Watch platform, as well as an in-depth look at how to work with Xcode playgrounds. Benefit from a rapid introduction to the Swift programming language so you can quickly begin developing apps with the WatchKit framework and the Xcode Development IDE. Get to grips with advanced topics such as notifications, glances, iCloud, Apple pay, closures, tuples, protocols, delegates, concurrency, and using Swift Playgrounds, with each concept is backed up with example code that demonstrates how to properly execute it. Finally, discover how to package and deploy your Watch application to the Apple AppStore. By the end of this book, you will have a good understanding of how to develop apps for the Apple Watch platform, and synchronize data using iCloud between the wearable and the iOS device. Style and approach This book takes a step-by-step approach to developing applications for the Apple Watch using the Swift programming language and the WatchKit UI. Each topic is explained in a conversational and easy-to-follow style.

0

Each chapter will take you through a new major feature of iOS 5. You will learn how to integrate each feature into your applications. If you ever wanted to learn about the latest features of iOS 5 and learn how to incorporate Twitter, iCloud and Core Image framework effects functionality into your applications, then this book is for you. You should have a good knowledge of programming experience with Objective-C, and have used Xcode 4. iPhone programming experience is not required.