Add project files.

UI/WPF/TemplateGenerator.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Windows;
+
+namespace TheXamlGuy.UI.WPF;
+
+public static class TemplateGenerator
+{
+    public static DataTemplate CreateDataTemplate(Func<object> factory)
+    {
+        FrameworkElementFactory frameworkElementFactory = new(typeof(TemplateGeneratorControl));
+        frameworkElementFactory.SetValue(TemplateGeneratorControl.FactoryProperty, factory);
+
+        DataTemplate dataTemplate = new(typeof(DependencyObject))
+        {
+            VisualTree = frameworkElementFactory
+        };
+
+        return dataTemplate;
+    }
+}