Add DefaultRenderer

 TASK=TCAPI-2601

 - To prevent throwing exception when the renderer does not exist.
   e.g. using customized view that is inherited View without implementing Renderer.
 - To run ControlGallery app(Xamarin.Forms project) which uses View directly.

Change-Id: I8244f24e2dec7cf6e54cddd0fb191a37c34c7936

1 files changed, 3 insertions, 8 deletions

diff --git a/Xamarin.Forms.Platform.Tizen/Platform.cs b/Xamarin.Forms.Platform.Tizen/Platform.cs
index c48a66e8..5b0fd349 100644
--- a/Xamarin.Forms.Platform.Tizen/Platform.cs
+++ b/Xamarin.Forms.Platform.Tizen/Platform.cs
@@ -128,7 +128,7 @@ namespace Xamarin.Forms.Platform.Tizen
 			// Make naviitem transparent if Forms.Context.MainWindow is transparent.
 			// Make sure that this is only for _navModel._naviTree. (not for _navModel._modalStack)
 			// In addtion, the style of naviItem is only decided before the naviItem pushed into Naviframe. (not on-demand).
-			if(Forms.Context.MainWindow.Alpha)
+			if (Forms.Context.MainWindow.Alpha)
 			{
 				naviItem.Style = "default/transparent";
 			}
@@ -172,12 +172,7 @@ namespace Xamarin.Forms.Platform.Tizen
 
 		static IVisualElementRenderer AttachRenderer(VisualElement view)
 		{
-			IVisualElementRenderer visualElementRenderer = Registrar.Registered.GetHandler<IVisualElementRenderer>(view.GetType());
-
-			if (null == visualElementRenderer)
-			{
-				throw new ArgumentException(String.Format("{0} doesn't have assigned renderer!", view.GetType()));
-			}
+			IVisualElementRenderer visualElementRenderer = Registrar.Registered.GetHandler<IVisualElementRenderer>(view.GetType()) ?? new DefaultRenderer();
 
 			visualElementRenderer.SetElement(view);
 
@@ -344,4 +339,4 @@ namespace Xamarin.Forms.Platform.Tizen
 			tcs?.SetResult(true);
 		}
 	}
-}
+}
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