Disable update checks when running in package

ILSpy/AboutPage.cs

@@ -35,6 +35,7 @@ using ICSharpCode.AvalonEdit.Rendering;
 using ICSharpCode.Decompiler;
 using ICSharpCode.ILSpy.Properties;
 using ICSharpCode.ILSpy.TextView;
+using OSVersionHelper;
 
 namespace ICSharpCode.ILSpy
 {
@@ -59,7 +60,10 @@ namespace ICSharpCode.ILSpy
 		{
 			AvalonEditTextOutput output = new AvalonEditTextOutput() { EnableHyperlinks = true };
 			output.WriteLine(Resources.ILSpyVersion + RevisionClass.FullVersion);
-			output.AddUIElement(
+			if(WindowsVersionHelper.HasPackageIdentity) {
+				output.WriteLine($"Package Name: {WindowsVersionHelper.GetPackageFamilyName()}");
+			} else {// if we're running in an MSIX, updates work differently
+				output.AddUIElement(
 				delegate {
 					StackPanel stackPanel = new StackPanel();
 					stackPanel.HorizontalAlignment = HorizontalAlignment.Center;
@@ -81,7 +85,9 @@ namespace ICSharpCode.ILSpy
 						Children = { stackPanel, checkBox }
 					};
 				});
-			output.WriteLine();
+				output.WriteLine();
+			}
+			
 			foreach (var plugin in App.ExportProvider.GetExportedValues<IAboutPageAddition>())
 				plugin.Write(output);
 			output.WriteLine();
@@ -283,7 +289,8 @@ namespace ICSharpCode.ILSpy
 		{
 			var tcs = new TaskCompletionSource<string>();
 			UpdateSettings s = new UpdateSettings(spySettings);
-			if (s.AutomaticUpdateCheckEnabled) {
+			// If we're in an MSIX package, updates work differently
+			if (s.AutomaticUpdateCheckEnabled && !WindowsVersionHelper.HasPackageIdentity) {
 				// perform update check if we never did one before;
 				// or if the last check wasn't in the past 7 days
 				if (s.LastSuccessfulUpdateCheck == null

ILSpy/Commands/CheckForUpdatesCommand.cs

@@ -18,12 +18,22 @@
 
 
 using ICSharpCode.ILSpy.Properties;
+using OSVersionHelper;
 
 namespace ICSharpCode.ILSpy
 {
 	[ExportMainMenuCommand(Menu = nameof(Resources._Help),  Header = nameof(Resources._CheckUpdates),   MenuOrder = 5000)]
 	sealed class CheckForUpdatesCommand : SimpleCommand
 	{
+		public override bool CanExecute(object parameter)
+		{
+			if(WindowsVersionHelper.HasPackageIdentity) {
+				return false;
+			}
+
+			return base.CanExecute(parameter);
+		}
+
 		public override void Execute(object parameter)
 		{
 			MainWindow.Instance.ShowMessageIfUpdatesAvailableAsync(ILSpySettings.Load(), forceCheck: true);

ILSpy/ILSpy.csproj

@@ -52,6 +52,7 @@
     <PackageReference Include="Microsoft.DiaSymReader.Converter.Xml" Version="1.1.0-beta1-63314-01" />
     <PackageReference Include="Microsoft.VisualStudio.Composition" Version="15.5.23" />
     <PackageReference Include="Mono.Cecil" Version="0.10.3" />
+    <PackageReference Include="OSVersionHelper" Version="1.0.11" />
   </ItemGroup>
 
   <ItemGroup>

ILSpy/MainWindow.xaml.cs

@@ -42,6 +42,7 @@ using ICSharpCode.ILSpy.TextView;
 using ICSharpCode.ILSpy.TreeNodes;
 using ICSharpCode.TreeView;
 using Microsoft.Win32;
+using OSVersionHelper;
 
 namespace ICSharpCode.ILSpy
 {
@@ -490,6 +491,11 @@ namespace ICSharpCode.ILSpy
 		
 		public void ShowMessageIfUpdatesAvailableAsync(ILSpySettings spySettings, bool forceCheck = false)
 		{
+			// Don't check for updates if we're in an MSIX since they work differently
+			if(WindowsVersionHelper.HasPackageIdentity) {
+				return;
+			}
+
 			Task<string> result;
 			if (forceCheck) {
 				result = AboutPage.CheckForUpdatesAsync(spySettings);