Deregister app shortcut if temporary

This code will only register and deregister the app if this isn't an installed version of displaymagician. It won't do this if this is run for the installed version of DisplayMagician.

DisplayMagician/DisplayMagician.csproj

@@ -396,12 +396,6 @@
     <None Include="Resources\nvidiawhite.png" />
     <Content Include="Resources\redarrows.png" />
   </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\DisplayMagicianShared\DisplayMagicianShared.csproj">
-      <Project>{1cacda43-01c7-4cd4-bf6e-9421a29510fc}</Project>
-      <Name>DisplayMagicianShared</Name>
-    </ProjectReference>
-  </ItemGroup>
   <ItemGroup>
     <COMReference Include="IWshRuntimeLibrary">
       <Guid>{F935DC20-1CF0-11D0-ADB9-00C04FD58A0B}</Guid>
@@ -422,6 +416,12 @@
       <EmbedInteropTypes>True</EmbedInteropTypes>
     </COMReference>
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\DisplayMagicianShared\DisplayMagicianShared.csproj">
+      <Project>{1cacda43-01c7-4cd4-bf6e-9421a29510fc}</Project>
+      <Name>DisplayMagicianShared</Name>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
     <PreBuildEvent>"$(DevEnvDir)TextTransform.exe" -a !!BuildConfiguration!$(Configuration) "$(ProjectDir)Properties\AssemblyInfo.tt"</PreBuildEvent>

DisplayMagician/Program.cs

@@ -21,6 +21,7 @@ using System.Collections.Generic;
 using AutoUpdaterDotNET;
 using Newtonsoft.Json;
 using System.Threading;
+using Microsoft.Win32;
 
 namespace DisplayMagician {
 
@@ -39,6 +40,7 @@ namespace DisplayMagician {
         public static string AppUplayIconFilename = Path.Combine(AppIconPath, @"Uplay.ico");
         public static string AppEpicIconFilename = Path.Combine(AppIconPath, @"Epic.ico");
         public static string AppDownloadsPath = Utils.GetDownloadsPath();
+        public static string AppPermStartMenuPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonPrograms), "DisplayMagician","DisplayMagician.lnk");
         public static string AppTempStartMenuPath = Path.Combine( Environment.GetFolderPath(Environment.SpecialFolder.Programs),"DisplayMagician.lnk");
         public const string AppUserModelId = "LittleBitBig.DisplayMagician";
         public const string AppActivationId = "4F319902-EB8C-43E6-8A51-8EA74E4308F8";        
@@ -51,6 +53,7 @@ namespace DisplayMagician {
         private static readonly NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
         private static SharedLogger sharedLogger;
         private static bool _gamesLoaded = false;
+        private static bool _tempShortcutRegistered = false;
 
         /// <summary>
         ///     The main entry point for the application.
@@ -59,20 +62,7 @@ namespace DisplayMagician {
         private static int Main(string[] args)
         {
 
-            // This sets the Application User Model ID to "LittleBitBig.DisplayMagician" so that
+            RegisterDisplayMagicianWithWindows();
-            // Windows 10 recognises the application, and allows features such as Toasts, 
-            // taskbar pinning and similar.
-            // Register AUMID, COM server, and activator
-            DesktopNotificationManagerCompat.RegisterAumidAndComServer<DesktopNotificationActivator>(AppUserModelId);
-            DesktopNotificationManagerCompat.RegisterActivator<DesktopNotificationActivator>();
-
-            // Force toasts to work even if we're not 'installed' per se by creating a temp DisplayMagician start menu icon
-            // Allows running from a ZIP file rather than forcing the app to be installed
-            if (!File.Exists(AppTempStartMenuPath))
-            {
-                ShortcutManager.RegisterAppForNotifications(
-                    AppTempStartMenuPath, Assembly.GetExecutingAssembly().Location, null, AppUserModelId, AppActivationId);
-            }
 
             // Prepare NLog for internal logging - Comment out when not required
             //NLog.Common.InternalLogger.LogLevel = NLog.LogLevel.Debug;
@@ -321,6 +311,7 @@ namespace DisplayMagician {
             app.HelpOption("-?|-h|--help", inherited:true);
 
             app.VersionOption("-v|--version", () => {
+                DeRegisterDisplayMagicianWithWindows();
                 return string.Format("Version {0}", Assembly.GetExecutingAssembly().GetName().Version);
             });
 
@@ -396,6 +387,7 @@ namespace DisplayMagician {
                     GameLibrary.LoadGamesInBackground();
 
                     RunShortcut(argumentShortcut.Value);
+                    DeRegisterDisplayMagicianWithWindows();
                     return 0;
                 });
             });
@@ -465,11 +457,13 @@ namespace DisplayMagician {
                     try
                     {
                         RunProfile(argumentProfile.Value);
+                        DeRegisterDisplayMagicianWithWindows();
                         return 0;
                     }
                     catch (Exception ex)
                     {
                         logger.Error(ex, $"Program/Main exception running ApplyProfile(profileToUse)");
+                        DeRegisterDisplayMagicianWithWindows();
                         return 1;
                     }
                 });
@@ -534,6 +528,7 @@ namespace DisplayMagician {
                     logger.Debug($"CreateProfile commandline command was invoked!");
                     Console.WriteLine("Starting up and creating a new Display Profile...");
                     CreateProfile();
+                    DeRegisterDisplayMagicianWithWindows();
                     return 0;
                 });
             });
@@ -615,6 +610,7 @@ namespace DisplayMagician {
                 GameLibrary.LoadGamesInBackground();
 
                 StartUpApplication();
+                DeRegisterDisplayMagicianWithWindows();
                 return 0;
             });
 
@@ -1028,7 +1024,7 @@ namespace DisplayMagician {
         private static void AutoUpdaterOnParseUpdateInfoEvent(ParseUpdateInfoEventArgs args)
         {
             dynamic json = JsonConvert.DeserializeObject(args.RemoteData);
-            logger.Trace($"MainForm/AutoUpdaterOnParseUpdateInfoEvent: Received the following Update JSON file from {AutoUpdater.AppCastURL}: {args.RemoteData}");
+            logger.Trace($"Program/AutoUpdaterOnParseUpdateInfoEvent: Received the following Update JSON file from {AutoUpdater.AppCastURL}: {args.RemoteData}");
             try
             {
                 logger.Trace($"MainForm/AutoUpdaterOnParseUpdateInfoEvent: Trying to create an UpdateInfoEventArgs object from the received Update JSON file.");
@@ -1052,7 +1048,7 @@ namespace DisplayMagician {
             }
             catch (Exception ex)
             {
-                logger.Error(ex, $"MainForm/AutoUpdaterOnParseUpdateInfoEvent: Exception trying to create an UpdateInfoEventArgs object from the received Update JSON file.");
+                logger.Error(ex, $"Program/AutoUpdaterOnParseUpdateInfoEvent: Exception trying to create an UpdateInfoEventArgs object from the received Update JSON file.");
             }
 
         }
@@ -1067,12 +1063,12 @@ namespace DisplayMagician {
                     if (Program.AppProgramSettings.ShowSplashScreen && Program.AppSplashScreen != null && !Program.AppSplashScreen.Disposing && !Program.AppSplashScreen.IsDisposed)
                         Program.AppSplashScreen.Invoke(new Action(() => Program.AppSplashScreen.Close()));
 
-                    logger.Info($"MainForm/AutoUpdaterOnCheckForUpdateEvent - There is an upgrade to version {args.CurrentVersion} available from {args.DownloadURL}. We're using version {args.InstalledVersion} at the moment.");
+                    logger.Info($"Program/AutoUpdaterOnCheckForUpdateEvent - There is an upgrade to version {args.CurrentVersion} available from {args.DownloadURL}. We're using version {args.InstalledVersion} at the moment.");
                     DialogResult dialogResult;                    
 
                     if (args.Mandatory.Value)
                     {
-                        logger.Info($"MainForm/AutoUpdaterOnCheckForUpdateEvent - New version {args.CurrentVersion} available. Current version is {args.InstalledVersion}. Mandatory upgrade.");
+                        logger.Info($"Program/AutoUpdaterOnCheckForUpdateEvent - New version {args.CurrentVersion} available. Current version is {args.InstalledVersion}. Mandatory upgrade.");
                         dialogResult =
                             MessageBox.Show(
                                 $@"There is new version {args.CurrentVersion} available. You are using version {args.InstalledVersion}. This is required update. Press Ok to begin updating the application.", @"Update Available",
@@ -1081,7 +1077,7 @@ namespace DisplayMagician {
                     }
                     else
                     {
-                        logger.Info($"MainForm/AutoUpdaterOnCheckForUpdateEvent - New version {args.CurrentVersion} available. Current version is {args.InstalledVersion}. Optional upgrade.");
+                        logger.Info($"Program/AutoUpdaterOnCheckForUpdateEvent - New version {args.CurrentVersion} available. Current version is {args.InstalledVersion}. Optional upgrade.");
                         dialogResult =
                             MessageBox.Show(
                                 $@"There is new version {args.CurrentVersion} available. You are using version {
@@ -1098,16 +1094,16 @@ namespace DisplayMagician {
                     {
                         try
                         {
-                            logger.Info($"MainForm/AutoUpdaterOnCheckForUpdateEvent - Downloading {args.InstalledVersion} update.");
+                            logger.Info($"Program/AutoUpdaterOnCheckForUpdateEvent - Downloading {args.InstalledVersion} update.");
                             if (AutoUpdater.DownloadUpdate(args))
                             {
-                                logger.Info($"MainForm/AutoUpdaterOnCheckForUpdateEvent - Restarting to apply {args.InstalledVersion} update.");
+                                logger.Info($"Program/AutoUpdaterOnCheckForUpdateEvent - Restarting to apply {args.InstalledVersion} update.");
                                 Application.Exit();
                             }
                         }
                         catch (Exception ex)
                         {
-                            logger.Warn(ex, $"MainForm/AutoUpdaterOnCheckForUpdateEvent - Exception during update download.");
+                            logger.Warn(ex, $"Program/AutoUpdaterOnCheckForUpdateEvent - Exception during update download.");
                             MessageBox.Show(ex.Message, ex.GetType().ToString(), MessageBoxButtons.OK,
                                 MessageBoxIcon.Error);
                         }
@@ -1122,14 +1118,14 @@ namespace DisplayMagician {
 
                 if (args.Error is WebException)
                 {
-                    logger.Warn(args.Error, $"MainForm/AutoUpdaterOnCheckForUpdateEvent - WebException - There was a problem reaching the update server.");
+                    logger.Warn(args.Error, $"Program/AutoUpdaterOnCheckForUpdateEvent - WebException - There was a problem reaching the update server.");
                     MessageBox.Show(
                         @"There is a problem reaching update server. Please check your internet connection and try again later.",
                         @"Update Check Failed", MessageBoxButtons.OK, MessageBoxIcon.Error);
                 }
                 else
                 {
-                    logger.Warn(args.Error, $"MainForm/AutoUpdaterOnCheckForUpdateEvent - There was a problem performing the update: {args.Error.Message}");
+                    logger.Warn(args.Error, $"Program/AutoUpdaterOnCheckForUpdateEvent - There was a problem performing the update: {args.Error.Message}");
                     MessageBox.Show(args.Error.Message,
                         args.Error.GetType().ToString(), MessageBoxButtons.OK,
                         MessageBoxIcon.Error);
@@ -1137,10 +1133,77 @@ namespace DisplayMagician {
             }
         }
 
+        private static void RegisterDisplayMagicianWithWindows()
+        {
+            // This sets the Application User Model ID to "LittleBitBig.DisplayMagician" so that
+            // Windows 10 recognises the application, and allows features such as Toasts, 
+            // taskbar pinning and similar.
+            // Register AUMID, COM server, and activator
+            DesktopNotificationManagerCompat.RegisterAumidAndComServer<DesktopNotificationActivator>(AppUserModelId);
+            DesktopNotificationManagerCompat.RegisterActivator<DesktopNotificationActivator>();
+
+            // Force toasts to work if we're not 'installed' per se by creating a temp DisplayMagician start menu icon
+            // Allows running from a ZIP file rather than forcing the app to be installed. If we don't do this then Toasts just wouldn't work.
+            try
+            {
+                if (!IsInstalledVersion())
+                {
+                    _tempShortcutRegistered = true;
+                    ShortcutManager.RegisterAppForNotifications(
+                        AppTempStartMenuPath, Assembly.GetExecutingAssembly().Location, null, AppUserModelId, AppActivationId);
+                }
+            }
+            catch (Exception ex)
+            {
+                logger.Warn(ex, $"Program/RegisterDisplayMagicianWithWindows - Exception while trying to register the temporary application shortcut {AppTempStartMenuPath}. Windows Toasts will not work.");
+            }
+        }
+
+
+        private static void DeRegisterDisplayMagicianWithWindows()
+        {
+            // Remove the temporary shortcut if we have added it
+            if (_tempShortcutRegistered)
+            {
+                try
+                {
+                    File.Delete(AppTempStartMenuPath);
+                }
+                catch(Exception ex)
+                {
+                    logger.Warn(ex, $"Program/DeRegisterDisplayMagicianWithWindows - Exception while deleting the temporary application shortcut {AppTempStartMenuPath} ");
+                }
+                _tempShortcutRegistered = false;
+            }
+        }
+
+        public static bool IsInstalledVersion()
+
+        {
+            string installKey = @"SOFTWARE\DisplayMagician";
+            string thisInstallDir = Path.GetDirectoryName(Application.ExecutablePath) + "\\";
+
+            try
+            {
+                using (RegistryKey rk = Registry.LocalMachine.OpenSubKey(installKey))
+                {
+                    if (rk.GetValue("InstallDir") != null && rk.GetValue("InstallDir").ToString() == thisInstallDir)
+                    {
+                        return true; //exists
+                    }
+                }
+                return false;
+            }
+            catch (Exception ex)
+            {
+                return false;
+            }
+        }
+
     }
 
 
-    public class LoadingInstalledGamesException : Exception
+public class LoadingInstalledGamesException : Exception
     {
         public LoadingInstalledGamesException()
         { }

DisplayMagician/Properties/AssemblyInfo.cs

@@ -26,8 +26,8 @@ using System.Resources;
 [assembly: Guid("e4ceaf5e-ad01-4695-b179-31168eb74c48")]
 
 // Version information
-[assembly: AssemblyVersion("2.1.1.24")]
+[assembly: AssemblyVersion("2.1.1.36")]
-[assembly: AssemblyFileVersion("2.1.1.24")]
+[assembly: AssemblyFileVersion("2.1.1.36")]
 [assembly: NeutralResourcesLanguageAttribute( "en" )]
 [assembly: CLSCompliant(true)]