Seven Mobile Apps in Seven Weeks

Day 1: Adding Up the Platforms

Or, Building an iOS and Android View

Today we’ll dive in and build a Xamarin solution, or set of projects, which will have both an Android and an iOS UI for a calculator. Most of the code we write will use native APIs and widgets on those platforms, just written in C# instead of native code.

Creating and Setting Up a Solution

The first step is to use Xamarin Studio to create a new solution. We want to build this app for both iOS and Android, so we need to choose to build a cross-platform app. We’ll start with the native single-view app this time. On Day 3 we’ll rebuild the UI using Xamarin.Forms, so don’t choose that option at this time. We also want to have unit tests generated, so make sure you check the box ...