Add ability to trim and untrim XCI files from the application context menu AND in Bulk (#105)

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

@@ -0,0 +1,101 @@
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.Styling;
+using FluentAvalonia.UI.Controls;
+using Ryujinx.Ava.Common.Locale;
+using Ryujinx.Ava.UI.ViewModels;
+using Ryujinx.UI.Common.Models;
+using System;
+using System.Threading.Tasks;
+
+namespace Ryujinx.Ava.UI.Windows
+{
+    public partial class XCITrimmerWindow : UserControl
+    {
+        public XCITrimmerViewModel ViewModel;
+
+        public XCITrimmerWindow()
+        {
+            DataContext = this;
+
+            InitializeComponent();
+        }
+
+        public XCITrimmerWindow(MainWindowViewModel mainWindowViewModel)
+        {
+            DataContext = ViewModel = new XCITrimmerViewModel(mainWindowViewModel);
+
+            InitializeComponent();
+        }
+
+        public static async Task Show(MainWindowViewModel mainWindowViewModel)
+        {
+            ContentDialog contentDialog = new()
+            {
+                PrimaryButtonText = "",
+                SecondaryButtonText = "",
+                CloseButtonText = "",
+                Content = new XCITrimmerWindow(mainWindowViewModel),
+                Title = string.Format(LocaleManager.Instance[LocaleKeys.XCITrimmerWindowTitle]),
+            };
+
+            Style bottomBorder = new(x => x.OfType<Grid>().Name("DialogSpace").Child().OfType<Border>());
+            bottomBorder.Setters.Add(new Setter(IsVisibleProperty, false));
+
+            contentDialog.Styles.Add(bottomBorder);
+
+            await contentDialog.ShowAsync();
+        }
+
+        private void Trim(object sender, RoutedEventArgs e)
+        {
+            ViewModel.TrimSelected();
+        }
+
+        private void Untrim(object sender, RoutedEventArgs e)
+        {
+            ViewModel.UntrimSelected();
+        }
+
+        private void Close(object sender, RoutedEventArgs e)
+        {
+            ((ContentDialog)Parent).Hide();
+        }
+
+        private void Cancel(Object sender, RoutedEventArgs e)
+        {
+            ViewModel.Cancel = true;
+        }
+
+        public void Sort_Checked(object sender, RoutedEventArgs args)
+        {
+            if (sender is RadioButton { Tag: string sortField })
+                ViewModel.SortingField = Enum.Parse<XCITrimmerViewModel.SortField>(sortField);
+        }
+
+        public void Order_Checked(object sender, RoutedEventArgs args)
+        {
+            if (sender is RadioButton { Tag: string sortOrder })
+                ViewModel.SortingAscending = sortOrder is "Ascending";
+        }
+
+        private void OnSelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            foreach (var content in e.AddedItems)
+            {
+                if (content is XCITrimmerFileModel applicationData)
+                {
+                    ViewModel.Select(applicationData);
+                }
+            }
+
+            foreach (var content in e.RemovedItems)
+            {
+                if (content is XCITrimmerFileModel applicationData)
+                {
+                    ViewModel.Deselect(applicationData);
+                }
+            }
+        }
+    }
+}