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Cross-platform UI Development with Xamarin.Forms by Paul F. Johnson

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Chapter 11. A Portable Settings Class

All the mobile providers allow settings to be stored in an application with their own systems. There is nothing wrong with this, and it works well. The issue with any PCL-based application is that you need to write some form of wrapper around the storage code for entry and retrieval, which also means that you need to know how to use these storage systems.

In this chapter, we will examine:

  • How the platforms store their settings
  • How to construct an interface for these storage systems
  • How to create a unified settings portable class

The native platform storage

Each platform has its own unique way of storing user data and settings. When using a native approach, it is typical for the device to store the individual application ...

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