Remove dead code; bind to AppLibrary apps directly in mainwindow

src/Ryujinx.UI.Common/App/ApplicationLibrary.cs

@@ -1,5 +1,4 @@
 using DynamicData;
-using DynamicData.Kernel;
 using LibHac;
 using LibHac.Common;
 using LibHac.Fs;
@@ -24,7 +23,6 @@ using Ryujinx.UI.Common.Helper;
 using Ryujinx.UI.Common.Models;
 using System;
 using System.Collections.Generic;
-using System.Collections.ObjectModel;
 using System.IO;
 using System.Linq;
 using System.Reflection;
@@ -44,8 +42,6 @@ namespace Ryujinx.UI.App.Common
         public Language DesiredLanguage { get; set; }
         public event EventHandler<ApplicationAddedEventArgs> ApplicationAdded;
         public event EventHandler<ApplicationCountUpdatedEventArgs> ApplicationCountUpdated;
-        public event EventHandler<TitleUpdateAddedEventArgs> TitleUpdateAdded;
-        public event EventHandler<DownloadableContentAddedEventArgs> DownloadableContentAdded;
 
         public IObservableCache<ApplicationData, string> Applications;
         public IObservableCache<(TitleUpdateModel TitleUpdate, bool IsSelected), TitleUpdateModel> TitleUpdates;
@@ -553,6 +549,7 @@ namespace Ryujinx.UI.App.Common
             {
                 Logger.Warning?.Print(LogClass.Application, $"The file encountered was not of a valid type. File: '{filePath}' Error: {exception}");
             }
+            
             return false;
         }
 
@@ -1056,16 +1053,6 @@ namespace Ryujinx.UI.App.Common
             ApplicationCountUpdated?.Invoke(null, e);
         }
 
-        protected void OnTitleUpdateAdded(TitleUpdateAddedEventArgs e)
-        {
-            TitleUpdateAdded?.Invoke(null, e);
-        }
-
-        protected void OnDownloadableContentAdded(DownloadableContentAddedEventArgs e)
-        {
-            DownloadableContentAdded?.Invoke(null, e);
-        }
-
         public static ApplicationMetadata LoadAndSaveMetaData(string titleId, Action<ApplicationMetadata> modifyFunction = null)
         {
             string metadataFolder = Path.Combine(AppDataManager.GamesDirPath, titleId, "gui");

src/Ryujinx.UI.Common/App/DownloadableContentAddedEventArgs.cs

@@ -1,10 +0,0 @@
-using Ryujinx.UI.Common.Models;
-using System;
-
-namespace Ryujinx.UI.App.Common
-{
-    public class DownloadableContentAddedEventArgs : EventArgs
-    {
-        public DownloadableContentModel DownloadableContent { get; set; }
-    }
-}

src/Ryujinx.UI.Common/App/TitleUpdateAddedEventArgs.cs

@@ -1,10 +0,0 @@
-using Ryujinx.UI.Common.Models;
-using System;
-
-namespace Ryujinx.UI.App.Common
-{
-    public class TitleUpdateAddedEventArgs : EventArgs
-    {
-        public TitleUpdateModel TitleUpdate { get; set; }
-    }
-}

src/Ryujinx/UI/ViewModels/MainWindowViewModel.cs

@@ -6,6 +6,7 @@ using Avalonia.Media;
 using Avalonia.Platform.Storage;
 using Avalonia.Threading;
 using DynamicData;
+using DynamicData.Alias;
 using DynamicData.Binding;
 using LibHac.Common;
 using Ryujinx.Ava.Common;
@@ -50,7 +51,7 @@ namespace Ryujinx.Ava.UI.ViewModels
     {
         private const int HotKeyPressDelayMs = 500;
 
-        private ObservableCollection<ApplicationData> _applications;
+        private ObservableCollectionExtended<ApplicationData> _applications;
         private string _aspectStatusText;
 
         private string _loadHeading;
@@ -112,7 +113,7 @@ namespace Ryujinx.Ava.UI.ViewModels
 
         public MainWindowViewModel()
         {
-            Applications = new ObservableCollection<ApplicationData>();
+            Applications = new ObservableCollectionExtended<ApplicationData>();
             
             Applications.ToObservableChangeSet()
                 .Filter(Filter)
@@ -741,7 +742,7 @@ namespace Ryujinx.Ava.UI.ViewModels
             get => FileAssociationHelper.IsTypeAssociationSupported;
         }
 
-        public ObservableCollection<ApplicationData> Applications
+        public ObservableCollectionExtended<ApplicationData> Applications
         {
             get => _applications;
             set

src/Ryujinx/UI/Windows/MainWindow.axaml.cs

@@ -4,6 +4,7 @@ using Avalonia.Controls.Primitives;
 using Avalonia.Interactivity;
 using Avalonia.Platform;
 using Avalonia.Threading;
+using DynamicData;
 using FluentAvalonia.UI.Controls;
 using LibHac.Tools.FsSystem;
 using Ryujinx.Ava.Common;
@@ -26,6 +27,7 @@ using Ryujinx.UI.Common.Configuration;
 using Ryujinx.UI.Common.Helper;
 using System;
 using System.Collections.Generic;
+using System.Reactive.Linq;
 using System.Runtime.Versioning;
 using System.Threading;
 using System.Threading.Tasks;
@@ -45,6 +47,7 @@ namespace Ryujinx.Ava.UI.Windows
         private static string _launchApplicationId;
         private static bool _startFullscreen;
         internal readonly AvaHostUIHandler UiHandler;
+        private IDisposable _appLibraryAppsSubscription;
 
         public VirtualFileSystem VirtualFileSystem { get; private set; }
         public ContentManager ContentManager { get; private set; }
@@ -136,26 +139,6 @@ namespace Ryujinx.Ava.UI.Windows
             Program.DesktopScaleFactor = this.RenderScaling;
         }
 
-        private void ApplicationLibrary_ApplicationAdded(object sender, ApplicationAddedEventArgs e)
-        {
-            Dispatcher.UIThread.Post(() =>
-            {
-                ViewModel.Applications.Add(e.AppData);
-            });
-        }
-
-        private void ApplicationLibrary_DownloadableContentAdded(object sender, DownloadableContentAddedEventArgs e)
-        {
-            var it = e.DownloadableContent;
-            Console.WriteLine("[{0}]: {1} ({2})", it.TitleIdBase, it.ContainerPath, it.FullPath);
-        }
-
-        private void ApplicationLibrary_TitleUpdateAdded(object sender, TitleUpdateAddedEventArgs e)
-        {
-            var it = e.TitleUpdate;
-            Console.WriteLine("[{0}]: {1}", it.TitleIdBase, it.Path);
-        }
-
         private void ApplicationLibrary_ApplicationCountUpdated(object sender, ApplicationCountUpdatedEventArgs e)
         {
             LocaleManager.Instance.UpdateAndGetDynamicValue(LocaleKeys.StatusBarGamesLoaded, e.NumAppsLoaded, e.NumAppsFound);
@@ -484,7 +467,12 @@ namespace Ryujinx.Ava.UI.Windows
                 this);
 
             ApplicationLibrary.ApplicationCountUpdated += ApplicationLibrary_ApplicationCountUpdated;
-            ApplicationLibrary.ApplicationAdded += ApplicationLibrary_ApplicationAdded;
+            _appLibraryAppsSubscription?.Dispose();
+            _appLibraryAppsSubscription = ApplicationLibrary.Applications
+                    .Connect()
+                    .ObserveOn(SynchronizationContext.Current)
+                    .Bind(ViewModel.Applications)
+                    .Subscribe();
 
             ViewModel.RefreshFirmwareStatus();
 
@@ -587,6 +575,7 @@ namespace Ryujinx.Ava.UI.Windows
 
             ApplicationLibrary.CancelLoading();
             InputManager.Dispose();
+            _appLibraryAppsSubscription?.Dispose();
             Program.Exit();
 
             base.OnClosing(e);
@@ -608,7 +597,6 @@ namespace Ryujinx.Ava.UI.Windows
         public void LoadApplications()
         {
             _applicationsLoadedOnce = true;
-            ViewModel.Applications.Clear();
 
             StatusBarView.LoadProgressBar.IsVisible = true;
             ViewModel.StatusBarProgressMaximum = 0;