PM-3349 PM-3350 MAUI Migration Initial

src/Core/Effects/TabBarEffect.cs

@@ -0,0 +1,34 @@
+using Microsoft.Maui.Controls;
+using Microsoft.Maui;
+using Microsoft.Maui.Controls.Platform;
+
+namespace Bit.App.Effects
+{
+    public class TabBarEffect : RoutingEffect
+    {
+    }
+
+#if ANDROID
+    public class TabBarPlatformEffect : PlatformEffect
+    {
+        protected override void OnAttached()
+        {
+            // TODO: [MAUI-Migration] [Critical]
+            // now Container is View instead of ViewGroup, let's review this
+            //if (!(Container.GetChildAt(0) is ViewGroup layout))
+            //{
+            //    return;
+            //}
+            //if (!(layout.GetChildAt(1) is BottomNavigationView bottomNavigationView))
+            //{
+            //    return;
+            //}
+            //bottomNavigationView.LabelVisibilityMode = LabelVisibilityMode.LabelVisibilityLabeled;
+        }
+
+        protected override void OnDetached()
+        {
+        }
+    }
+#endif
+}