1 files changed, 27 insertions, 0 deletions
diff --git a/examples/csharp/HelloworldXamarin/Droid/MainActivity.cs b/examples/csharp/HelloworldXamarin/Droid/MainActivity.cs
new file mode 100644
index 0000000000..20982422f2
--- /dev/null
+++ b/examples/csharp/HelloworldXamarin/Droid/MainActivity.cs
@@ -0,0 +1,27 @@
+using Android.App;
+using Android.Widget;
+using Android.OS;
+
+namespace HelloworldXamarin.Droid
+{
+    [Activity(Label = "HelloworldXamarin", MainLauncher = true, Icon = "@mipmap/icon")]
+    public class MainActivity : Activity
+    {
+        int count = 1;
+
+        protected override void OnCreate(Bundle savedInstanceState)
+        {
+            base.OnCreate(savedInstanceState);
+
+            // Set our view from the "main" layout resource
+            SetContentView(Resource.Layout.Main);
+
+            // Get our button from the layout resource,
+            // and attach an event to it
+            Button button = FindViewById<Button>(Resource.Id.myButton);
+
+            button.Click += delegate { button.Text = $"{count++} clicks!"; };
+        }
+    }
+}
+