The Main Page Logic

Listing 1.3 shows the initial contents of MainPage.xaml.cs, the code-behind file for MainPage.xaml. Until we add our own logic, it contains only a required call to InitializeComponent that constructs the page with all the visuals defined in the XAML file. The class is marked with the partial keyword because its definition is shared with a hidden C# file that gets generated when the XAML file is compiled.

LISTING 1.3 MainPage.xaml.cs—The Initial Code-Behind for the Main Page

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using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Runtime.InteropServices.WindowsRuntime; using Windows.Foundation; using Windows.Foundation.Collections; using Windows.UI.Xaml; ...

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