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Microsoft Visual Studio 2015 Unleashed, Third Edition by Mike Snell, Lars Powers

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Storing the Images

With the UI elements in place, we can move on to the data binding implementation. We’ll come back later and give the UI more polish. The first task is to store the files in a collection of some sort. It turns out that there is a class in the System.Windows.Media.Imaging namespace that is suitable for our needs: BitmapSource. For a collection, a List<BitmapSource> object should work for the moment, but we need some way to populate the list. So let’s create a wrapper class that both loads the list and exposes it as a property.

Add a new class to the project with the following code.

public class DirectoryImageList{   private string _path;   private List<BitmapSource> _images = new List<BitmapSource>(); ...

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