[Controls] Add more info to reproduction of 39359

Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Bugzilla39499.cs

@@ -40,22 +40,31 @@ namespace Xamarin.Forms.Controls
 				var idLabel = new Label() { StyleId = "id", TextColor = Color.White };
 				idLabel.SetBinding(Label.TextProperty, nameof(Item.Id));
 
-				var stackLayout = new StackLayout {
+				var stackLayout = new StackLayout
+				{
 					Children = {
-						new Label { Text = "Target" },
-						new Label { Text = "Stack" }
+						//new Label { Text = "Target" },
+						//new Label { Text = "Stack" }
 					},
 					BackgroundColor = Color.Red
 				};
 
-				var button = CreateButton ("Hide Target Stack", () => {
+				var button = CreateButton("Hide Target Stack", () =>
+				{
 					stackLayout.IsVisible = false;
 				});
 
-				Content = new StackLayout {
+				var buttonImage = CreateButton("AddImage", () =>
+				{
+					stackLayout.IsVisible = true;
+					stackLayout.Children.Add(new Image { Source = "menuIcon.png" });
+				});
+				Content = new StackLayout
+				{
 					Children = {
 						idLabel,
 						button,
+						buttonImage,
 						stackLayout,
 					}
 				};
@@ -65,7 +74,8 @@ namespace Xamarin.Forms.Controls
 			{
 				var button = new Button();
 				button.Text = text;
-				button.Clicked += (s, e) => {
+				button.Clicked += (s, e) =>
+				{
 					clicked();
 				};
 				return button;
@@ -79,7 +89,8 @@ namespace Xamarin.Forms.Controls
 
 		Button CreateButton(string text, Action onClicked = null)
 		{
-			var button = new Button {
+			var button = new Button
+			{
 				Text = text
 			};
 
@@ -93,14 +104,16 @@ namespace Xamarin.Forms.Controls
 		{
 			BackgroundColor = Color.Blue;
 
-			var carouselView = new CarouselView {
+			var carouselView = new CarouselView
+			{
 				BackgroundColor = Color.Purple,
 				ItemsSource = Items,
 				ItemTemplate = new DataTemplate(typeof(ItemView)),
 				Position = 0
 			};
 
-			var moveBar = new StackLayout {
+			var moveBar = new StackLayout
+			{
 				Orientation = StackOrientation.Horizontal,
 				HorizontalOptions = LayoutOptions.FillAndExpand,
 				Children = {
@@ -111,12 +124,13 @@ namespace Xamarin.Forms.Controls
 					}
 			};
 
-			Content = new StackLayout {
+			Content = new StackLayout
+			{
 				Children = {
 					carouselView,
 					moveBar,
 				}
-			};
+			}
 		}
 
 #if UITEST