Make custom widgets independent of any WinUI framework concerns. Although one can add WinUI concerns to ther widget if they want to build a fully customized widget. In theory, it may also be possible to host a widget of WPF, Avalonia, or Blazor.

Hyperbar.Windows.Contextual/ContextualWidgetViewModel.cs

@@ -0,0 +1,11 @@
+using Hyperbar.Lifecycles;
+using Hyperbar.Templates;
+
+namespace Hyperbar.Extensions.Contextual;
+
+public class ContextualWidgetViewModel(ITemplateFactory templateFactory) :
+    IWidgetViewModel,
+    ITemplatedViewModel
+{
+    public ITemplateFactory TemplateFactory { get; } = templateFactory;
+}