restore control catalog.

samples/ControlCatalog/MainWindow.xaml

@@ -9,11 +9,68 @@
         xmlns:v="clr-namespace:ControlCatalog.Views"
         x:Class="ControlCatalog.MainWindow" WindowState="{Binding WindowState, Mode=TwoWay}">
 
-  <DockPanel>
+  <NativeMenu.Menu>
-    <StackPanel DockPanel.Dock="Top">
+    <NativeMenu>
-      <Button Content="Test" />
+      <NativeMenuItem Header="File">
-      <local:TestControl1 VerticalAlignment="Stretch" Height="20" />
+        <NativeMenuItem.Menu>
-    </StackPanel>
+          <NativeMenu>
-    <local:TestControl />
+            <NativeMenuItem Icon="/Assets/test_icon.ico" Header="Open" Clicked="OnOpenClicked" Gesture="Ctrl+O"/>
+            <NativeMenuItemSeperator/>
+            <NativeMenuItem Icon="/Assets/github_icon.png" Header="Recent">
+              <NativeMenuItem.Menu>
+                <NativeMenu/>
+              </NativeMenuItem.Menu>
+            </NativeMenuItem>
+            <NativeMenuItemSeperator/>
+            <NativeMenuItem Header="{x:Static local:MainWindow.MenuQuitHeader}"
+                            Gesture="{x:Static local:MainWindow.MenuQuitGesture}"
+                            Clicked="OnCloseClicked" />
+          </NativeMenu>
+        </NativeMenuItem.Menu>
+      </NativeMenuItem>
+      <NativeMenuItem Header="Edit">
+        <NativeMenuItem.Menu>
+          <NativeMenu>
+            <NativeMenuItem Header="Copy"/>
+            <NativeMenuItem Header="Paste"/>
+          </NativeMenu>
+        </NativeMenuItem.Menu>
+      </NativeMenuItem>
+      <NativeMenuItem Header="Options">
+        <NativeMenuItem.Menu>
+          <NativeMenu>
+           <NativeMenuItem Header="Check Me (None)" 
+                            Command="{Binding ToggleMenuItemCheckedCommand}"
+                            ToggleType="None"
+                            IsChecked="{Binding IsMenuItemChecked}"  />
+            <NativeMenuItem Header="Check Me (CheckBox)" 
+                            Command="{Binding ToggleMenuItemCheckedCommand}"
+                            ToggleType="CheckBox"
+                            IsChecked="{Binding IsMenuItemChecked}"  />
+            <NativeMenuItem Header="Check Me (Radio)" 
+                            Command="{Binding ToggleMenuItemCheckedCommand}"
+                            ToggleType="Radio"
+                            IsChecked="{Binding IsMenuItemChecked}"  />
+          </NativeMenu>
+        </NativeMenuItem.Menu>
+      </NativeMenuItem>
+    </NativeMenu>
+  </NativeMenu.Menu>
+
+ <Window.DataTemplates>
+    <DataTemplate DataType="vm:NotificationViewModel">
+      <v:CustomNotificationView />
+    </DataTemplate>
+  </Window.DataTemplates>
+  <DockPanel LastChildFill="True">
+    <Menu Name="MainMenu" DockPanel.Dock="Top">
+      <MenuItem Header="File">
+        <MenuItem Header="Exit" Command="{Binding ExitCommand}" />
+      </MenuItem>
+      <MenuItem Header="Help">
+        <MenuItem Header="About" Command="{Binding AboutCommand}" />
+      </MenuItem>
+    </Menu>
+    <local:MainView />
   </DockPanel>
 </Window>

samples/ControlCatalog/MainWindow.xaml.cs

@@ -1,84 +1,61 @@
 using System;
+using System.Runtime.InteropServices;
 using Avalonia;
 using Avalonia.Controls;
+using Avalonia.Controls.Notifications;
+using Avalonia.Input;
 using Avalonia.Markup.Xaml;
-using Avalonia.Media;
+using ControlCatalog.ViewModels;
-using Avalonia.Rendering.SceneGraph;
-using Avalonia.Threading;
 
 namespace ControlCatalog
 {
-    public class TestControl : Control
+    public class MainWindow : Window
     {
-        private Random _r = new Random();
+        private WindowNotificationManager _notificationArea;
+        private NativeMenu _recentMenu;
 
-        private double angle = Math.PI / 8;
+        public MainWindow()
-        public TestControl()
         {
-            DispatcherTimer t = new DispatcherTimer();
+            this.InitializeComponent();
-            t.Interval = TimeSpan.FromSeconds(0.0125);
+            this.AttachDevTools();
+            //Renderer.DrawFps = true;
+            //Renderer.DrawDirtyRects = Renderer.DrawFps = true;
 
-            t.Tick += (sender, e) =>
+            _notificationArea = new WindowNotificationManager(this)
             {
-                angle += Math.PI / 360;
+                Position = NotificationPosition.TopRight,
-                Dispatcher.UIThread.Post(InvalidateVisual, DispatcherPriority.Background);
+                MaxItems = 3
             };
 
-            t.Start();
+            DataContext = new MainWindowViewModel(_notificationArea);
-        }
+            _recentMenu = ((NativeMenu.GetMenu(this).Items[0] as NativeMenuItem).Menu.Items[2] as NativeMenuItem).Menu;
-
-        public static double CalculateOppSide(double angle, double hyp)
-        {
-            return Math.Sin(angle) * hyp;
-        }
 
-        public static double CalculateAdjSide(double angle, double hyp)
+            var mainMenu = this.FindControl<Menu>("MainMenu");
-        {
+            mainMenu.AttachedToVisualTree += MenuAttached;
-            return Math.Cos(angle) * hyp;
         }
 
+        public static string MenuQuitHeader => RuntimeInformation.IsOSPlatform(OSPlatform.OSX) ? "Quit Avalonia" : "E_xit";
 
+        public static KeyGesture MenuQuitGesture => RuntimeInformation.IsOSPlatform(OSPlatform.OSX) ?
+            new KeyGesture(Key.Q, KeyModifiers.Meta) :
+            new KeyGesture(Key.F4, KeyModifiers.Alt);
 
-        public override void Render(DrawingContext drawingContext)
+        public void MenuAttached(object sender, VisualTreeAttachmentEventArgs e)
         {
-            var lineLength = Math.Sqrt((100 * 100) + (100 * 100));
+            if (NativeMenu.GetIsNativeMenuExported(this) && sender is Menu mainMenu)
-
+            {
-            var diffX = CalculateAdjSide(angle, lineLength);
+                mainMenu.IsVisible = false;
-            var diffY = CalculateOppSide(angle, lineLength);
+            }
-
-
-            var p1 = new Point(400, 400);
-            var p2 = new Point(p1.X + diffX, p1.Y + diffY);
-
-            var pen = new Pen(Brushes.Green, 20, lineCap: PenLineCap.Square);
-            var boundPen = new Pen(Brushes.Black);
-
-            drawingContext.DrawLine(pen, p1, p2);
-
-            drawingContext.DrawRectangle(boundPen, LineBoundsHelper.CalculateBounds(p1, p2, pen));
-
-            //Dispatcher.UIThread.Post(InvalidateVisual, DispatcherPriority.Background);
         }
-    }
 
-    public class TestControl1 : Control
+        public void OnOpenClicked(object sender, EventArgs args)
-    {
-        private Random _r = new Random();
-
-        public override void Render(DrawingContext drawingContext)
         {
-            drawingContext.FillRectangle(Brushes.Red, Bounds);
+            _recentMenu.Items.Insert(0, new NativeMenuItem("Item " + (_recentMenu.Items.Count + 1)));
         }
-    }
 
-    /// <summary>
+        public void OnCloseClicked(object sender, EventArgs args)
-    /// Interaction logic for MainWindow.xaml
-    /// </summary>
-    public partial class MainWindow : Window
-    {
-        public MainWindow()
         {
-            InitializeComponent();
+            Close();
         }
 
         private void InitializeComponent()