Add settings, cloud places, and optional archive-content indexing.

Keep official clients in charge of sync while Explorer can group locations, persist UI prefs, and list zip/rar/7z members without extracting them.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/Explorer.App/MainWindow.xaml.cs

@@ -3,6 +3,7 @@ using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Controls.Primitives;
 using System.Windows.Input;
+using System.Windows.Media;
 using Explorer.Domain;
 using Explorer.Presentation;
 using Explorer.Presentation.ViewModels;
@@ -129,6 +130,70 @@ public partial class MainWindow : Window
         }
     }
 
+    private void OnTreeContextOpening(object sender, ContextMenuEventArgs e)
+    {
+        var node = FindTreeNode(e.OriginalSource as DependencyObject);
+        if (node is null || !node.CanRemove)
+        {
+            e.Handled = true;
+            return;
+        }
+
+        node.IsSelected = true;
+        RemoveLocationMenu.Tag = node.Path;
+    }
+
+    private async void OnRemoveLocation(object sender, RoutedEventArgs e)
+    {
+        var path = (sender as FrameworkElement)?.Tag as string
+                   ?? RemoveLocationMenu.Tag as string
+                   ?? Vm.ActivePane.SelectedItems.FirstOrDefault()?.FullPath
+                   ?? (Vm.Tree.Roots.SelectMany(FlattenTree).FirstOrDefault(n => n.IsSelected && n.CanRemove)?.Path);
+        if (string.IsNullOrWhiteSpace(path))
+        {
+            return;
+        }
+
+        var label = Vm.Tree.Roots.SelectMany(FlattenTree).FirstOrDefault(n => NavigationTreeViewModel.PathsEqual(n.Path, path))?.Label
+                    ?? path;
+        var confirm = MessageBox.Show(
+            this,
+            $"Remove “{label}” from Explorer?\n\nThe link and its index data will be deleted. Files on disk or the server are not touched.\n\nIf Windows still has this location, it will appear again.",
+            "Remove from Explorer",
+            MessageBoxButton.YesNo,
+            MessageBoxImage.Question);
+        if (confirm != MessageBoxResult.Yes)
+        {
+            return;
+        }
+
+        await Vm.ForgetSourceAsync(path).ConfigureAwait(true);
+    }
+
+    private static IEnumerable<NavNodeViewModel> FlattenTree(NavNodeViewModel node)
+    {
+        yield return node;
+        foreach (var child in node.Children.Where(c => !c.IsPlaceholder).SelectMany(FlattenTree))
+        {
+            yield return child;
+        }
+    }
+
+    private static NavNodeViewModel? FindTreeNode(DependencyObject? origin)
+    {
+        while (origin is not null)
+        {
+            if (origin is TreeViewItem { DataContext: NavNodeViewModel node })
+            {
+                return node;
+            }
+
+            origin = origin is Visual ? VisualTreeHelper.GetParent(origin) : LogicalTreeHelper.GetParent(origin);
+        }
+
+        return null;
+    }
+
     private async void OnTreeExpanded(object sender, RoutedEventArgs e)
     {
         if (e.OriginalSource is TreeViewItem { DataContext: NavNodeViewModel node })
@@ -442,6 +507,13 @@ public partial class MainWindow : Window
         }
     }
 
+    private async void OnOpenSettings(object sender, RoutedEventArgs e)
+    {
+        var dlg = new SettingsWindow(Vm) { Owner = this };
+        dlg.ShowDialog();
+        await Vm.RefreshForgetActionAsync().ConfigureAwait(true);
+    }
+
     private void OnAddNetwork(object sender, RoutedEventArgs e)
     {
         var path = PromptWindow.Ask(this, "Add network location", "Network path (\\\\server\\share):", @"\\");
@@ -453,10 +525,19 @@ public partial class MainWindow : Window
     }
 
     private async void OnAddOneDrive(object sender, RoutedEventArgs e)
+        => await AddCloudFolderAsync("Add OneDrive folder", MainViewModel.OneDriveProviderId).ConfigureAwait(true);
+
+    private async void OnAddGoogleDrive(object sender, RoutedEventArgs e)
+        => await AddCloudFolderAsync("Add Google Drive folder", MainViewModel.GoogleDriveProviderId).ConfigureAwait(true);
+
+    private async void OnAddNextcloud(object sender, RoutedEventArgs e)
+        => await AddCloudFolderAsync("Add Nextcloud folder", MainViewModel.NextcloudProviderId).ConfigureAwait(true);
+
+    private async Task AddCloudFolderAsync(string title, string providerId)
     {
         var picker = new Microsoft.Win32.OpenFolderDialog
         {
-            Title = "Add OneDrive folder",
+            Title = title,
             Multiselect = false
         };
         if (picker.ShowDialog(this) != true || string.IsNullOrWhiteSpace(picker.FolderName))
@@ -464,7 +545,7 @@ public partial class MainWindow : Window
             return;
         }
 
-        await Vm.AddCloudFolderAsync(picker.FolderName).ConfigureAwait(true);
+        await Vm.AddCloudFolderAsync(picker.FolderName, providerId).ConfigureAwait(true);
     }
 
     private async void OnPreviewKeyDown(object sender, KeyEventArgs e)