C# 8 and .NET Core 3 Projects Using Azure - Second Edition

WIndowsXamlHost

Let's create our TreeView; we'll do this in the code-behind for ImportBooks.cs. We're going to add some code to the constructor, which will now look as follows:

private readonly Microsoft.Toolkit.Forms.UI.XamlHost.WindowsXamlHost _windowsXamlHostTreeView;        public ImportBooks()
{
    InitializeComponent();
    _jsonPath = Path.Combine(Application.StartupPath, "bookData.txt");
    spaces = spaces.ReadFromDataStore(_jsonPath);
 
    var windowsXamlHostTreeView = new WindowsXamlHost();
    windowsXamlHostTreeView.InitialTypeName = "Windows.UI.Xaml.Controls.TreeView";
    windowsXamlHostTreeView.AutoSizeMode = System.Windows.Forms.AutoSizeMode.GrowOnly;
    windowsXamlHostTreeView.Location = new System.Drawing.Point(12, 60);
    windowsXamlHostTreeView.Name =