[Windows] Fix horizontal swipes not working when SwipeItems are set in all directions

src/Controls/tests/TestCases.HostApp/Issues/Issue23.cs

@@ -0,0 +1,106 @@
+namespace Maui.Controls.Sample.Issues;
+
+[Issue(IssueTracker.Github, 23, "Horizontal swipes not working when SwipeItems are set in all directions", PlatformAffected.Windows)]
+public partial class Issue23 : ContentPage
+{
+    public Issue23()
+    {
+        Title = "Issue 23 - SwipeView All Directions";
+
+        var layout = new StackLayout
+        {
+            Margin = new Thickness(20),
+            Spacing = 20
+        };
+
+        // Create SwipeItems for all four directions
+        var leftSwipeItem = new SwipeItem
+        {
+            BackgroundColor = Colors.Blue,
+            Text = "Left",
+            AutomationId = "LeftSwipeItem"
+        };
+
+        var rightSwipeItem = new SwipeItem
+        {
+            BackgroundColor = Colors.Red,
+            Text = "Right",
+            AutomationId = "RightSwipeItem"
+        };
+
+        var topSwipeItem = new SwipeItem
+        {
+            BackgroundColor = Colors.Green,
+            Text = "Top",
+            AutomationId = "TopSwipeItem"
+        };
+
+        var bottomSwipeItem = new SwipeItem
+        {
+            BackgroundColor = Colors.Orange,
+            Text = "Bottom",
+            AutomationId = "BottomSwipeItem"
+        };
+
+        // Add event handlers to track which swipe was triggered
+        var resultLabel = new Label
+        {
+            AutomationId = "ResultLabel",
+            Text = "No swipe detected",
+            HorizontalOptions = LayoutOptions.Center,
+            FontSize = 16
+        };
+
+        leftSwipeItem.Invoked += (s, e) => resultLabel.Text = "Left swipe triggered";
+        rightSwipeItem.Invoked += (s, e) => resultLabel.Text = "Right swipe triggered";
+        topSwipeItem.Invoked += (s, e) => resultLabel.Text = "Top swipe triggered";
+        bottomSwipeItem.Invoked += (s, e) => resultLabel.Text = "Bottom swipe triggered";
+
+        // Create SwipeView with items in all four directions
+        var swipeView = new SwipeView
+        {
+            AutomationId = "SwipeViewAllDirections",
+            HeightRequest = 120,
+            WidthRequest = 300,
+            HorizontalOptions = LayoutOptions.Center,
+            LeftItems = new SwipeItems { leftSwipeItem },
+            RightItems = new SwipeItems { rightSwipeItem },
+            TopItems = new SwipeItems { topSwipeItem },
+            BottomItems = new SwipeItems { bottomSwipeItem }
+        };
+
+        // Create content for the SwipeView
+        var swipeContent = new Grid
+        {
+            BackgroundColor = Colors.LightGray
+        };
+
+        var contentLabel = new Label
+        {
+            Text = "Swipe in any direction\n(Left/Right should work with Top/Bottom)",
+            HorizontalOptions = LayoutOptions.Center,
+            VerticalOptions = LayoutOptions.Center,
+            TextColor = Colors.Black,
+            HorizontalTextAlignment = TextAlignment.Center
+        };
+
+        swipeContent.Children.Add(contentLabel);
+        swipeView.Content = swipeContent;
+
+        // Instructions
+        var instructionsLabel = new Label
+        {
+            Text = "Test: Swipe LEFT and RIGHT when all four directions are configured.\nBoth horizontal swipes should work correctly.",
+            FontSize = 14,
+            HorizontalOptions = LayoutOptions.Center,
+            HorizontalTextAlignment = TextAlignment.Center,
+            Margin = new Thickness(0, 10)
+        };
+
+        layout.Children.Add(instructionsLabel);
+        layout.Children.Add(swipeView);
+        layout.Children.Add(resultLabel);
+
+        Content = layout;
+    }
+}

src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue23.cs

@@ -0,0 +1,111 @@
+using NUnit.Framework;
+using UITest.Appium;
+using UITest.Core;
+
+namespace Microsoft.Maui.TestCases.Tests.Issues
+{
+    public class Issue23 : _IssuesUITest
+    {
+        public override string Issue => "Horizontal swipes not working when SwipeItems are set in all directions";
+
+        public Issue23(TestDevice device)
+            : base(device)
+        {
+        }
+
+        [Test]
+        [Category(UITestCategories.SwipeView)]
+        public void HorizontalSwipesShouldWorkWhenAllDirectionsConfigured()
+        {
+            var swipeView = App.WaitForElement("SwipeViewAllDirections");
+            var resultLabel = App.WaitForElement("ResultLabel");
+
+            // Verify initial state
+            Assert.AreEqual("No swipe detected", resultLabel.GetText());
+
+            // Test left swipe (swipe from right to left to reveal left items)
+            var rect = swipeView.GetRect();
+            var centerX = rect.X + rect.Width / 2;
+            var centerY = rect.Y + rect.Height / 2;
+            var leftX = rect.X + 50;
+
+            App.DragCoordinates(centerX, centerY, leftX, centerY);
+            App.WaitForElement("LeftSwipeItem");
+
+            // Tap the left swipe item to trigger it
+            App.Tap("LeftSwipeItem");
+
+            // Wait a bit for the action to complete
+            System.Threading.Thread.Sleep(500);
+
+            // Verify left swipe was triggered
+            var leftResult = resultLabel.GetText();
+            Assert.AreEqual("Left swipe triggered", leftResult, "Left swipe should be triggered when swiping from right to left");
+
+            // Close the swipe view by tapping the center
+            App.Tap("SwipeViewAllDirections");
+            System.Threading.Thread.Sleep(500);
+
+            // Test right swipe (swipe from left to right to reveal right items) 
+            var rightX = rect.X + rect.Width - 50;
+            App.DragCoordinates(centerX, centerY, rightX, centerY);
+            App.WaitForElement("RightSwipeItem");
+
+            // Tap the right swipe item to trigger it
+            App.Tap("RightSwipeItem");
+
+            // Wait a bit for the action to complete
+            System.Threading.Thread.Sleep(500);
+
+            // Verify right swipe was triggered
+            var rightResult = resultLabel.GetText();
+            Assert.AreEqual("Right swipe triggered", rightResult, "Right swipe should be triggered when swiping from left to right");
+        }
+
+        [Test]
+        [Category(UITestCategories.SwipeView)]
+        public void VerticalSwipesShouldAlsoWorkWhenAllDirectionsConfigured()
+        {
+            var swipeView = App.WaitForElement("SwipeViewAllDirections");
+            var resultLabel = App.WaitForElement("ResultLabel");
+
+            // Test top swipe (swipe from bottom to top to reveal top items)
+            var rect = swipeView.GetRect();
+            var centerX = rect.X + rect.Width / 2;
+            var centerY = rect.Y + rect.Height / 2;
+            var topY = rect.Y + 20;
+
+            App.DragCoordinates(centerX, centerY, centerX, topY);
+            App.WaitForElement("TopSwipeItem");
+
+            // Tap the top swipe item to trigger it
+            App.Tap("TopSwipeItem");
+
+            // Wait a bit for the action to complete
+            System.Threading.Thread.Sleep(500);
+
+            // Verify top swipe was triggered
+            var topResult = resultLabel.GetText();
+            Assert.AreEqual("Top swipe triggered", topResult, "Top swipe should be triggered when swiping from bottom to top");
+
+            // Close the swipe view by tapping the center
+            App.Tap("SwipeViewAllDirections");
+            System.Threading.Thread.Sleep(500);
+
+            // Test bottom swipe (swipe from top to bottom to reveal bottom items)
+            var bottomY = rect.Y + rect.Height - 20;
+            App.DragCoordinates(centerX, centerY, centerX, bottomY);
+            App.WaitForElement("BottomSwipeItem");
+
+            // Tap the bottom swipe item to trigger it
+            App.Tap("BottomSwipeItem");
+
+            // Wait a bit for the action to complete
+            System.Threading.Thread.Sleep(500);
+
+            // Verify bottom swipe was triggered
+            var bottomResult = resultLabel.GetText();
+            Assert.AreEqual("Bottom swipe triggered", bottomResult, "Bottom swipe should be triggered when swiping from top to bottom");
+        }
+    }
+}

src/Core/src/Handlers/SwipeView/SwipeViewHandler.Windows.cs

@@ -70,11 +70,13 @@ void OnLoaded(object sender, UI.Xaml.RoutedEventArgs e)
 			if (!PlatformView.IsLoaded)
 				return;
 
-			// Setting the Left/Right Items before the view has loaded causes the Swipe Control
+			// Setting the SwipeItems before the view has loaded causes the Swipe Control
 			// to crash on the first layout pass. So we wait until the control has been loaded
-			// before propagating our Left/Right Items
+			// before propagating all SwipeItems to ensure consistent timing
 			UpdateValue(nameof(ISwipeView.LeftItems));
 			UpdateValue(nameof(ISwipeView.RightItems));
+			UpdateValue(nameof(ISwipeView.TopItems));
+			UpdateValue(nameof(ISwipeView.BottomItems));
 			PlatformView.Loaded -= OnLoaded;
 		}
 
@@ -88,6 +90,9 @@ public static void MapLeftItems(ISwipeViewHandler handler, ISwipeView view)
 
 		public static void MapTopItems(ISwipeViewHandler handler, ISwipeView view)
 		{
+			if (!handler.PlatformView.IsLoaded)
+				return;
+
 			UpdateSwipeItems(SwipeDirection.Up, handler, view, (items) => handler.PlatformView.TopItems = items, view.TopItems, handler.PlatformView.TopItems);
 		}
 
@@ -101,6 +106,9 @@ public static void MapRightItems(ISwipeViewHandler handler, ISwipeView view)
 
 		public static void MapBottomItems(ISwipeViewHandler handler, ISwipeView view)
 		{
+			if (!handler.PlatformView.IsLoaded)
+				return;
+
 			UpdateSwipeItems(SwipeDirection.Down, handler, view, (items) => handler.PlatformView.BottomItems = items, view.BottomItems, handler.PlatformView.BottomItems);
 		}