too many to add

Hyperbar.UI.Windows/DataTemplateConverter.cs

@@ -12,4 +12,4 @@ public class DataTemplateConverter :
     {
         return new TemplateGenerator();
     }
-}
+}

Hyperbar.UI.Windows/StreamToImageSourceConverter.cs

@@ -0,0 +1,27 @@
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Media.Imaging;
+using Windows.Storage.Streams;
+
+namespace Hyperbar.UI.Windows;
+
+public class StreamToImageSourceConverter :
+    ValueConverter<Stream, ImageSource>
+{
+    protected override ImageSource? ConvertTo(Stream value,
+        Type? targetType, 
+        object? parameter, 
+        string? language)
+    {
+        if (value == null)
+        {
+            return default;
+        }
+
+        IRandomAccessStream randomAccessStream = 
+            WindowsRuntimeStreamExtensions.AsRandomAccessStream(value);
+
+        BitmapImage bitmapImage = new();
+        bitmapImage.SetSource(randomAccessStream);
+        return bitmapImage;
+    }
+}

Hyperbar.UI.Windows/TemplateGenerator.cs

@@ -9,9 +9,14 @@ public class TemplateGenerator : DataTemplateSelector
     protected override DataTemplate SelectTemplateCore(object item)
     {
         string xamlString = @"
-                <DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
-                                xmlns:ui='using:Hyperbar.UI.Windows'>
-                    <ui:TemplateGeneratorControl />
+                <DataTemplate xmlns=""http://schemas.microsoft.com/winfx/2006/xaml/presentation""
+                                xmlns:ui=""using:Hyperbar.UI.Windows"">
+                    <Grid>
+                        <ui:TemplateGeneratorControl  VerticalContentAlignment=""Stretch""
+                            HorizontalContentAlignment=""Stretch"" 
+                            HorizontalAlignment=""Stretch"" 
+                            VerticalAlignment=""Stretch""/>
+                    </Grid>
                 </DataTemplate>";
 
         return (DataTemplate)XamlReader.Load(xamlString);
@@ -20,9 +25,14 @@ public class TemplateGenerator : DataTemplateSelector
     protected override DataTemplate SelectTemplateCore(object item, DependencyObject container)
     {
         string xamlString = @"
-                <DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
-                                xmlns:ui='using:Hyperbar.UI.Windows'>
-                    <ui:TemplateGeneratorControl />
+                <DataTemplate xmlns=""http://schemas.microsoft.com/winfx/2006/xaml/presentation""
+                                xmlns:ui=""using:Hyperbar.UI.Windows"">
+                    <Grid>
+                        <ui:TemplateGeneratorControl  VerticalContentAlignment=""Stretch""
+                            HorizontalContentAlignment=""Stretch"" 
+                            HorizontalAlignment=""Stretch"" 
+                            VerticalAlignment=""Stretch""/>
+                    </Grid>
                 </DataTemplate>";
 
         return (DataTemplate)XamlReader.Load(xamlString);

Hyperbar.UI.Windows/TemplateGeneratorControl.cs

@@ -17,9 +17,5 @@ public class TemplateGeneratorControl :
         {
             Content = templatedViewModel.TemplateFactory.Create(DataContext.GetType().Name);
         }
-        else
-        {
-
-        }
     }
 }