Add open all menu action

Views/LauncherPopup.xaml.cs

@@ -17,13 +17,15 @@ public partial class LauncherPopup : Window
 
     private readonly LauncherConfig config;
     private readonly Action<LauncherItem> launchItem;
+    private readonly Action<LauncherItem> openAllItems;
     private readonly Action showSettings;
 
-    public LauncherPopup(LauncherConfig config, Action<LauncherItem> launchItem, Action showSettings)
+    public LauncherPopup(LauncherConfig config, Action<LauncherItem> launchItem, Action<LauncherItem> openAllItems, Action showSettings)
     {
         InitializeComponent();
         this.config = config;
         this.launchItem = launchItem;
+        this.openAllItems = openAllItems;
         this.showSettings = showSettings;
         BuildItems();
         SizeChanged += (_, _) => QueueReposition();
@@ -102,7 +104,7 @@ public partial class LauncherPopup : Window
         {
             Expander expander = new()
             {
-                Header = item.Title,
+                Header = CreateMenuHeader(item),
                 IsExpanded = expandMenusByDefault,
                 Margin = new Thickness(depth * 12, 4, 0, 4)
             };
@@ -143,6 +145,34 @@ public partial class LauncherPopup : Window
         return button;
     }
 
+    private TextBlock CreateMenuHeader(LauncherItem item)
+    {
+        System.Windows.Controls.MenuItem openAllMenuItem = new()
+        {
+            Header = "Open All",
+            IsEnabled = item.Children.Any(IsLaunchable)
+        };
+        openAllMenuItem.Click += (_, e) =>
+        {
+            openAllItems(item);
+            e.Handled = true;
+        };
+
+        System.Windows.Controls.ContextMenu contextMenu = new();
+        contextMenu.Items.Add(openAllMenuItem);
+
+        return new TextBlock
+        {
+            Text = item.Title,
+            ContextMenu = contextMenu
+        };
+    }
+
+    private static bool IsLaunchable(LauncherItem item)
+    {
+        return item.Type != LauncherItemType.Menu && !string.IsNullOrWhiteSpace(item.Target);
+    }
+
     private void SearchBox_TextChanged(object sender, TextChangedEventArgs e)
     {
         string query = SearchBox.Text.Trim();