Progress with icons (not working)

Aurora/Design/Components/MediaPlayer/Player.xaml

@@ -2,6 +2,7 @@
 <ContentView
      xmlns="http://xamarin.com/schemas/2014/forms"
      xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+     xmlns:local="clr-namespace:Aurora.Design.Extensions"
      x:Class="Aurora.Design.Components.MediaPlayer.Player">
     <ContentView.Resources>
         <StyleSheet
@@ -33,19 +34,20 @@
                  Grid.Column="1"
                  HorizontalOptions="Center"
                  Orientation="Horizontal">
-                <Button
-                     Text="Previous"
+                <Image Source="{local:ImageResource Aurora.gtk.Resources.forward.png}" />
+                <ImageButton
                      x:Name="PreviousButton"
+                     Source="{local:ImageResource Aurora.gtk.Resources.backward.png}"
                      WidthRequest="100"
-                     HeightRequest="50"/>
-                <Button
+                     HeightRequest="50"></ImageButton>
+                <ImageButton
                      x:Name="PlayButton"
-                     Text="Play/Pause"
+                     Source="{local:ImageResource Aurora.gtk.Resources.play.png}"
                      WidthRequest="100"
                      HeightRequest="50"/>
-                <Button
-                     Text="Next"
+                <ImageButton
                      x:Name="NextButton"
+                     Source="{local:ImageResource Aurora.gtk.Resources.forward.png}"
                      WidthRequest="100"
                      HeightRequest="50"/>
             </StackLayout>

Aurora/Design/Extensions/ImageResourceExtension.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Linq;
+using System.Reflection;
+using Xamarin.Forms;
+using Xamarin.Forms.Xaml;
+
+namespace Aurora.Design.Extensions
+{
+    [ContentProperty(nameof(Source))]
+    public class ImageResourceExtension : IMarkupExtension
+    {
+        public string Source { get; set; }
+
+        public object ProvideValue(IServiceProvider serviceProvider)
+        {
+            if (Source == null)
+            {
+                return null;
+            }
+            Assembly[] referencedAssemblies = AppDomain.CurrentDomain.GetAssemblies();
+            var gtkAsm = referencedAssemblies.FirstOrDefault((e) =>
+            {
+                return e.FullName.Contains("Aurora.gtk");
+            });
+
+            foreach (var res in gtkAsm.GetManifestResourceNames())
+            {
+                System.Diagnostics.Debug.WriteLine("found resource: " + res);
+            }
+
+            if (gtkAsm == null && gtkAsm is Assembly)
+            {
+                return null;
+            }
+
+            // Do your translation lookup here, using whatever method you require
+            var imageSource = ImageSource.FromResource(Source, gtkAsm);
+
+            return imageSource;
+        }
+    }
+}