fix: Set AppWindow.Title to DisplayName

src/.nuspec/Uno.Resizetizer.targets

@@ -511,8 +511,14 @@
 			BeforeTargets="Build;CoreCompile;XamlPreCompile"
 			Inputs="@(UnoIcon)"
 			Outputs="@(_WindowIconExtension)">
+
+		<PropertyGroup>
+			<WindowTitle Condition="'$(WindowTitle)' == ''">$(ApplicationTitle)</WindowTitle>
+		</PropertyGroup>
+
 		<WindowIconGeneratorTask_v0
 				IntermediateOutputDirectory="$(_UnoResizetizerIntermediateOutputRoot)"
+				WindowTitle="$(WindowTitle)"
 				UnoIcons="@(UnoIcon)">
 			<Output ItemName="GeneratedFile"
 					TaskParameter="GeneratedClass"/>

src/.nuspec/Uno.Resizetizer.windows.skia.targets

@@ -1,10 +1,10 @@
 <Project>
 
-	<Target 
+	<Target
 		Name="UpdatePathOfUnoIcon"
 		BeforeTargets="UnoResizetizeCollectItems"
 		DependsOnTargets="ValidateAvailableItems">
-		
+
 		<AssignLinkMetadata Items="@(UnoIcon)">
 			<Output TaskParameter="OutputItems" ItemName="_UnoIconLinked"/>
 		</AssignLinkMetadata>
@@ -52,10 +52,11 @@
 			BeforeTargets="_ValidatePresenceOfAppxManifestItems"
 			DependsOnTargets="UnoGeneratePackageAppxManifest"
 			Condition="'$(_UnoResizetizerIsWindowsAppSdk)' == 'True' Or '$(_UnoResizetizerIsSkiaApp)' == 'True'"/>
+
 	<Target Name="UnoGeneratePackageAppxManifest"
 			Condition="('$(_UnoResizetizerIsWindowsAppSdk)' == 'True' Or '$(_UnoResizetizerIsSkiaApp)' == 'True') And ('@(AppxManifest)@(_UnoAppxManifest)' !='' Or @(_SkiaManifest) != '')"
 			DependsOnTargets="$(UnoGeneratePackageAppxManifestDependsOnTargets)"
-			BeforeTargets="$(UnoGeneratePackageAppxManifestBeforeTargets)"
+			BeforeTargets="$(UnoGeneratePackageAppxManifestBeforeTargets);_GenerateWindowUnoIconExtension"
 			Inputs="$(MSBuildThisFileFullPath);$(_UnoResizetizerTaskAssemblyName);$(_UnoResizetizerInputsFile);$(_UnoSplashInputsFile);@(AppxManifest);@(_UnoAppxManifest)"
 			Outputs="$(_UnoManifestStampFile);$(_UnoIntermediateManifest)Package.appxmanifest">
 
@@ -81,7 +82,10 @@
 				ApplicationTitle="$(ApplicationTitle)"
 				AppIcon="@(UnoImage->WithMetadataValue('IsAppIcon', 'true'))"
 				TargetFramework="$(_UnoResizetizerPlatformIdentifier)"
-				SplashScreen="@(UnoSplashScreen)"/>
+				SplashScreen="@(UnoSplashScreen)">
+			<Output PropertyName="WindowTitle"
+					TaskParameter="DisplayName"/>
+		</GeneratePackageAppxManifest_v0>
 
 		<!-- replace user manifest -->
 		<ItemGroup Condition="'@(AppxManifest)' != ''">

src/Resizetizer/src/GeneratePackageAppxManifest.cs

@@ -45,10 +45,13 @@ public class GeneratePackageAppxManifest_v0 : Task
 		[Output]
 		public ITaskItem GeneratedAppxManifest { get; set; } = null!;
 
+		[Output]
+		public string DisplayName { get; private set; } = null!;
+
 		public override bool Execute()
 		{
 #if DEBUG_RESIZETIZER
-	//		System.Diagnostics.Debugger.Launch();
+			//System.Diagnostics.Debugger.Launch();
 #endif
 			try
 			{
@@ -144,16 +147,18 @@ void UpdateManifest(XDocument appx)
 				}
 
 				// <DisplayName>
+				var xdisplayname = xmlns + "DisplayName";
 				if (!string.IsNullOrEmpty(ApplicationTitle))
 				{
-					var xname = xmlns + "DisplayName";
-					var xelem = properties.Element(xname);
+					var xelem = properties.Element(xdisplayname);
 					if (xelem == null || string.IsNullOrEmpty(xelem.Value) || xelem.Value == DefaultPlaceholder)
 					{
-						properties.SetElementValue(xname, ApplicationTitle);
+						properties.SetElementValue(xdisplayname, ApplicationTitle);
 					}
 				}
 
+				DisplayName = properties.Element(xdisplayname).Value;
+
 				// <Logo>
 				if (appIconInfo != null)
 				{

src/Resizetizer/src/WindowIconGeneratorTask.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.IO;
 using Microsoft.Build.Framework;
 using Microsoft.Build.Utilities;
@@ -15,6 +14,8 @@ public class WindowIconGeneratorTask_V0 : Task
 	[Required]
 	public string IntermediateOutputDirectory { get; set; }
 
+	public string WindowTitle { get; set; }
+
 	[Output]
 	public ITaskItem[] GeneratedClass { get; private set; } = Array.Empty<ITaskItem>();
 
@@ -68,6 +69,7 @@ public static void SetWindowIcon(this global::Microsoft.UI.Xaml.Window window)
 			global::Microsoft.UI.Windowing.AppWindow appWindow =
 				global::Microsoft.UI.Windowing.AppWindow.GetFromWindowId(windowId);
 			appWindow.SetIcon(""{iconName}.ico"");
+			appWindow.Title = ""{WindowTitle}"";
 #endif
 		}}
 	}}
@@ -82,5 +84,5 @@ public static void SetWindowIcon(this global::Microsoft.UI.Xaml.Window window)
 		File.WriteAllText(item.ItemSpec, code);
 		GeneratedClass = new [] { item };
 		return true;
-	}
+    }
 }