UI: Copy Title ID by clicking on it.

src/Ryujinx/UI/Controls/ApplicationListView.axaml.cs

@@ -1,10 +1,13 @@
 using Avalonia.Controls;
+using Avalonia.Controls.Notifications;
 using Avalonia.Input;
 using Avalonia.Interactivity;
+using FluentAvalonia.UI.Controls;
 using Ryujinx.Ava.UI.Helpers;
 using Ryujinx.Ava.UI.ViewModels;
 using Ryujinx.UI.App.Common;
 using System;
+using System.Linq;
 
 namespace Ryujinx.Ava.UI.Controls
 {
@@ -47,5 +50,25 @@ namespace Ryujinx.Ava.UI.Controls
         {
             (DataContext as MainWindowViewModel).SearchText = (sender as TextBox).Text;
         }
+
+        private async void IdString_OnClick(object sender, RoutedEventArgs e)
+        {
+            if (DataContext is not MainWindowViewModel mwvm)
+                return;
+            
+            if (sender is not Button { Content: TextBlock idText })
+                return;
+            
+            if (App.MainWindow.Clipboard is { } clipboard)
+            {
+                var appData = mwvm.Applications.FirstOrDefault(it => it.IdString == idText.Text);
+                if (appData is null)
+                    return;
+                
+                await clipboard.SetTextAsync(appData.IdString);
+                
+                NotificationHelper.Show("Copied Title ID", $"{appData.Name} ({appData.IdString})", NotificationType.Information);
+            }
+        }
     }
 }