initial working maui migration with android only

qControllerCore/Pages/RootPage.xaml.cs

@@ -0,0 +1,43 @@
+using System;
+using Microsoft.Maui.Controls.Compatibility;
+using Microsoft.Maui.Controls;
+using Microsoft.Maui;
+
+namespace qController
+{
+    public class MenuEventArgs : EventArgs
+    {
+        public string Command
+        {
+            get;
+            set;
+        }
+    }
+
+    public partial class RootPage : FlyoutPage
+    {
+        public MenuPage MenuPage;
+        public delegate void MenuItemSelectedHandler(object source, MenuEventArgs args);
+        public event MenuItemSelectedHandler MenuItemSelected;
+
+        public RootPage()
+        {
+            InitializeComponent();
+            MenuPage = new MenuPage();
+            MenuPage.setItemSelected(OnItemSelected);
+
+            Flyout = MenuPage;
+        }
+
+        void OnItemSelected(object sender, SelectedItemChangedEventArgs e)
+        {
+            var item = e.SelectedItem as MenuPageItem;
+            if (item != null)
+            {
+                MenuPage.clearSelectedItem();
+                IsPresented = false;
+                MenuItemSelected?.Invoke(this, new MenuEventArgs { Command = item.Command });
+            }
+        }
+    }
+}