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Xamarin: Cross-Platform Mobile Application Development

You're reading from   Xamarin: Cross-Platform Mobile Application Development Master the skills required to develop cross-platform applications from drawing board to app store(s) using Xamarin

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Product type Course
Published in Aug 2016
Publisher Packt
ISBN-13 9781787120129
Length 1049 pages
Edition 1st Edition
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Authors (3):
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Jonathan Peppers Jonathan Peppers
Author Profile Icon Jonathan Peppers
Jonathan Peppers
George Taskos George Taskos
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George Taskos
Can Bilgin Can Bilgin
Author Profile Icon Can Bilgin
Can Bilgin
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Toc

Chapter 6. One for All and All for One

In this chapter, we will cover the following recipes:

  • Creating cross-platform plugins
  • Taking or choosing photos
  • Querying the GPS location
  • Querying the OS contacts

Introduction

With Xamarin.Forms you can also create a cross-platform UI and customize it or mix and match native-Xamarin.Forms. Amazing!

That's all good, but you can't access the native platform features from shared code and in our shared code we have all our POCO data objects, networking service classes, data access components, Models, ViewModels, and business logic. If you try to reference shared code in your native code and start applying logic then you start repeating code between platforms, messing with spaghetti code, and that leads to complex, non-readable, and hard to debug code.

All platforms have common capabilities. Android, iOS, and Windows have battery, GPS, notifications, settings, Bluetooth, text to speech, and maps, but all are used with their corresponding native...

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