Book Image

Xamarin 4.x Cross-Platform Application Development - Third Edition

By : Peppers
Book Image

Xamarin 4.x Cross-Platform Application Development - Third Edition

By: Peppers

Overview of this book

Xamarin is a leading cross-platform application development tool used by top companies such as Coca-Cola, Honeywell, and Alaska Airlines to build apps. Version 4 features significant updates to the platform including the release of Xamarin.Forms 2.0 and improvements have been made to the iOS and Android designers. Xamarin was acquired by Microsoft so it is now a part of the Visual Studio family. This book will show you how to build applications for iOS, Android, and Windows. You will be walked through the process of creating an application that comes complete with a back-end web service and native features such as GPS location, camera, push notifications, and other core features. Additionally, you’ll learn how to use external libraries with Xamarin and Xamarin.Forms to create user interfaces. This book also provides instructions for Visual Studio and Windows. This edition has been updated with new screenshots and detailed steps to provide you with a holistic overview of the new features in Xamarin 4.
Table of Contents (13 chapters)

Using segues for navigation


A segue is a transition from one controller to another. In the same way, a storyboard file is a collection of controllers and their views attached together by segues. This, in turn, allows you to see the layouts of each controller and the general flow of your application at the same time.

There are just a few categories of segue, which are as follows:

  • Push: This is used within a navigation controller. It pushes a new controller to the top of the navigation controller's stack. Push uses the standard animation technique for navigation controllers and is generally the most commonly used segue.

  • Relationship: This is used to set a child controller for another controller. For example, the root controller of a navigation controller, container views, or split view controllers in an iPad application.

  • Modal: On using this, a controller presented modally will appear on top of the parent controller. It will cover the entire screen until dismissed. There are several types of...