精简manifest引用，自定义titlebar

.editorconfig

@@ -1,5 +1,10 @@
 root = true
 
+# Workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10855
+[XamlTypeInfo.g.cs]
+dotnet_diagnostic.CS0612.severity = none
+dotnet_diagnostic.CS0618.severity = none
+
 # All files
 [*]
 indent_style = space

MainWindow.xaml

@@ -4,15 +4,23 @@
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:local="using:MyApp"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:winex="using:WinUIEx"
+    Title="MainWindow"
     mc:Ignorable="d">
     <Window.SystemBackdrop>
         <MicaBackdrop />
     </Window.SystemBackdrop>
-    <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
+
-        <TextBlock>Pure WinUI3</TextBlock>
+    <Grid>
-        <TextBlock>None</TextBlock>
+        <Grid.RowDefinitions>
-    </StackPanel>
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="*" />
+        </Grid.RowDefinitions>
+        <TitleBar x:Name="AppTitleBar" Title="{x:Bind Title}">
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/Logo/app_64.png" />
+            </TitleBar.IconSource>
+        </TitleBar>
+    </Grid>
 </winex:WindowEx>

MainWindow.xaml.cs

@@ -5,10 +5,9 @@ public sealed partial class MainWindow : WindowEx
 {
     public MainWindow()
     {
-        this.InitializeComponent();
+        InitializeComponent();
-        this.SetIcon("Assets/Logo/app.ico");
+        this.SetIcon("Assets/Logo/app_64.ico");
-        Title = "Pure";
+        ExtendsContentIntoTitleBar = true;
-        Width = 600;
+        SetTitleBar(AppTitleBar);
-        Height = 480;
     }
 }

PureWinUI.csproj

@@ -27,7 +27,4 @@
     <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
     <PackageReference Include="WinUIEx" Version="2.9.0" />
   </ItemGroup>
-  <ItemGroup>
-    <Manifest Include="$(ApplicationManifest)" />
-  </ItemGroup>
 </Project>