make MenuFlyoutItem.Click working

doc/ReleaseNotes/_ReleaseNotes.md

@@ -3,7 +3,7 @@
 ## Next version
 
 ### Features
-
+* MenuFlyoutItem.Click support
 * [#1970](https://github.com/unoplatform/uno/pull/1970) Added support for `AnalyticsInfo` properties on iOS, Android and WASM
 * [#1207] Implemented some `PackageId` properties
 * [#1919](https://github.com/unoplatform/uno/pull/1919) Support for `PathGeometry` on WASM.

src/SamplesApp/SamplesApp.UITests/Windows_UI_Xaml_Controls/MenuFlyoutItemTests/UnoSamples_Test_Click.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using NUnit.Framework;
+using SamplesApp.UITests.TestFramework;
+using Uno.UITest.Helpers;
+using Uno.UITest.Helpers.Queries;
+
+namespace SamplesApp.UITests.Windows_UI_Xaml_Controls.MenuFlyoutItemTests
+{
+	[TestFixture]
+	class UnoSamples_Test_Click: SampleControlUITestBase
+	{
+		[Test]
+		[AutoRetry]
+		public void MenuFlyoutItem_ClickTest()
+		{
+			Run("UITests.Shared.Windows_UI_Xaml_Controls.MenuFlyoutItemTests.MenuFlyoutItem_Click");
+
+			_app.WaitForElement(_app.Marked("mfiButton"));
+
+			TakeScreenshot("Initial");
+
+			// step 1: press button to show menu
+			_app.Tap(_app.Marked("mfiButton"));
+
+			TakeScreenshot("menuShown");
+
+			// step 2: click MenuFlyoutItem
+			_app.Tap(_app.Marked("mfiItem"));
+
+			// step 3: check result
+			_app.WaitForText(_app.Marked("mfiResult"), "success");  
+
+			TakeScreenshot("AfterSuccess");
+		}
+	}
+}

src/SamplesApp/UITests.Shared/UITests.Shared.projitems

@@ -433,6 +433,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="$(MSBuildThisFileDirectory)Windows_UI_Xaml_Controls\MenuFlyoutItemTests\MenuFlyoutItem_Click.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="$(MSBuildThisFileDirectory)Windows_UI_Xaml_Controls\PersonPictureTests\PersonPicturePage.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -2821,6 +2825,9 @@
     <Compile Include="$(MSBuildThisFileDirectory)Windows_UI_Xaml_Controls\ListView\RotatedListView_WithRotatedItems.xaml.cs">
       <DependentUpon>RotatedListView_WithRotatedItems.xaml</DependentUpon>
     </Compile>
+    <Compile Include="$(MSBuildThisFileDirectory)Windows_UI_Xaml_Controls\MenuFlyoutItemTests\MenuFlyoutItem_Click.xaml.cs">
+      <DependentUpon>MenuFlyoutItem_Click.xaml</DependentUpon>
+    </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Windows_UI_Xaml_Controls\Models\RotatedListViewViewModel.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Windows_UI_Xaml_Controls\Flyout\Flyout_LargeContent.xaml.cs">
       <DependentUpon>Flyout_LargeContent.xaml</DependentUpon>

src/SamplesApp/UITests.Shared/Windows_UI_Xaml_Controls/MenuFlyoutItemTests/MenuFlyoutItem_Click.xaml

@@ -0,0 +1,29 @@
+<UserControl
+    x:Class="UITests.Shared.Windows_UI_Xaml_Controls.MenuFlyoutItemTests.MenuFlyoutItem_Click"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:UITests.Shared.Windows_UI_Xaml_Controls.MenuFlyoutItemTests"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    d:DesignHeight="300"
+    d:DesignWidth="400">
+
+    <Grid>
+		<Grid.RowDefinitions>
+			<RowDefinition/>
+			<RowDefinition/>
+		</Grid.RowDefinitions>
+		<TextBlock x:Name="mfiResult" Text="Starting..." />
+		<AppBar x:Name="mfiCmdBar" Grid.Row="1"> 
+            <AppBarButton Icon="Pin" Label="Start" x:Name="mfiButton" >
+                <AppBarButton.Flyout>
+                    <MenuFlyout>
+                        <MenuFlyoutItem x:Name="mfiItem" Text="mfiItem" Click="FlyoutItem_Click" />
+                        <MenuFlyoutItem Text="Item2"  />
+                    </MenuFlyout>
+                </AppBarButton.Flyout>
+            </AppBarButton>
+		</AppBar>
+	</Grid>
+</UserControl>

src/SamplesApp/UITests.Shared/Windows_UI_Xaml_Controls/MenuFlyoutItemTests/MenuFlyoutItem_Click.xaml.cs

@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Controls.Primitives;
+using Windows.UI.Xaml.Data;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Navigation;
+
+// The User Control item template is documented at https://go.microsoft.com/fwlink/?LinkId=234236
+
+namespace UITests.Shared.Windows_UI_Xaml_Controls.MenuFlyoutItemTests
+{
+	[Uno.UI.Samples.Controls.SampleControlInfo("MenuFlyoutItem", "MenuFlyoutItem_Click", description: "Testing click on MenuFlyoutItem")]
+    public sealed partial class MenuFlyoutItem_Click : UserControl
+    {
+        public MenuFlyoutItem_Click()
+        {
+            this.InitializeComponent();
+        }
+
+		public void FlyoutItem_Click(object sender, object args)
+		{
+			mfiResult.Text = "success";
+		}
+	}
+}

src/Uno.UI/UI/Xaml/Controls/MenuFlyout/MenuFlyout.Android.cs

@@ -54,7 +54,7 @@ private void OnMenuItemClick(object sender, PopupMenu.MenuItemClickEventArgs e)
 			var items = Items.OfType<MenuFlyoutItem>().Where(i => i.Visibility == Visibility.Visible).ToArray();
 			var item = items[e.Item.ItemId];
 
-			item.Command.ExecuteIfPossible(item.CommandParameter);
+			item.InvokeClick(); 
 		}
 
 		private View GetActualTarget()

src/Uno.UI/UI/Xaml/Controls/MenuFlyout/MenuFlyoutItem.cs

@@ -71,7 +71,7 @@ public string Text
 		internal void InvokeClick()
 		{
 			Click?.Invoke(this, new RoutedEventArgs(this));
-			Command.ExecuteIfPossible();
+			Command.ExecuteIfPossible(this.CommandParameter);
 		}
 	}
 }