electron · jkleinsc · May 23, 2025 · Feb 12, 2025 · Feb 14, 2025 · May 20, 2025
diff --git a/docs/api/menu-item.md b/docs/api/menu-item.md
@@ -16,8 +16,14 @@ See [`Menu`](menu.md) for examples.
     * `event` [KeyboardEvent](structures/keyboard-event.md)
   * `role` string (optional) - Can be `undo`, `redo`, `cut`, `copy`, `paste`, `pasteAndMatchStyle`, `delete`, `selectAll`, `reload`, `forceReload`, `toggleDevTools`, `resetZoom`, `zoomIn`, `zoomOut`, `toggleSpellChecker`, `togglefullscreen`, `window`, `minimize`, `close`, `help`, `about`, `services`, `hide`, `hideOthers`, `unhide`, `quit`, `showSubstitutions`, `toggleSmartQuotes`, `toggleSmartDashes`, `toggleTextReplacement`, `startSpeaking`, `stopSpeaking`, `zoom`, `front`, `appMenu`, `fileMenu`, `editMenu`, `viewMenu`, `shareMenu`, `recentDocuments`, `toggleTabBar`, `selectNextTab`, `selectPreviousTab`, `showAllTabs`, `mergeAllWindows`, `clearRecentDocuments`, `moveTabToNewWindow` or `windowMenu` - Define the action of the menu item, when specified the
     `click` property will be ignored. See [roles](#roles).
-  * `type` string (optional) - Can be `normal`, `separator`, `submenu`, `checkbox` or
-    `radio`.
+  * `type` string (optional)
+    * `normal`
+    * `separator`
+    * `submenu`
+    * `checkbox`
+    * `radio`
+    * `header` - Only available on macOS 14 and up.
+    * `palette` - Only available on macOS 14 and up.
   * `label` string (optional)
   * `sublabel` string (optional) _macOS_ - Available in macOS >= 14.4
   * `toolTip` string (optional) _macOS_ - Hover text for this menu item.
@@ -158,7 +164,10 @@ item's submenu, if present.
 
 #### `menuItem.type`
 
-A `string` indicating the type of the item. Can be `normal`, `separator`, `submenu`, `checkbox` or `radio`.
+A `string` indicating the type of the item. Can be `normal`, `separator`, `submenu`, `checkbox`, `radio`, `header` or `palette`.
+
+> [!NOTE]
+> `header` and `palette` are only available on macOS 14 and up.
 
 #### `menuItem.role`
 

diff --git a/lib/browser/api/menu-item.ts b/lib/browser/api/menu-item.ts
@@ -71,7 +71,7 @@ const MenuItem = function (this: any, options: any) {
   };
 };
 
-MenuItem.types = ['normal', 'separator', 'submenu', 'checkbox', 'radio'];
+MenuItem.types = ['normal', 'separator', 'submenu', 'checkbox', 'radio', 'header', 'palette'];
 
 MenuItem.prototype.getDefaultRoleAccelerator = function () {
   return roles.getDefaultAccelerator(this.role);

diff --git a/lib/browser/api/menu.ts b/lib/browser/api/menu.ts
@@ -143,6 +143,9 @@ Menu.prototype.insert = function (pos, item) {
   if (item.toolTip) this.setToolTip(pos, item.toolTip);
   if (item.icon) this.setIcon(pos, item.icon);
   if (item.role) this.setRole(pos, item.role);
+  if (item.type === 'palette' || item.type === 'header') {
+    this.setCustomType(pos, item.type);
+  }
 
   // Make menu accessible to items.
   item.overrideReadOnlyProperty('menu', this);
@@ -264,9 +267,11 @@ function removeExtraSeparators (items: (MenuItemConstructorOptions | MenuItem)[]
 function insertItemByType (this: MenuType, item: MenuItem, pos: number) {
   const types = {
     normal: () => this.insertItem(pos, item.commandId, item.label),
+    header: () => this.insertItem(pos, item.commandId, item.label),
    checkbox: () => this.insertCheckItem(pos, item.commandId, item.label),
     separator: () => this.insertSeparator(pos),
     submenu: () => this.insertSubMenu(pos, item.commandId, item.label, item.submenu),
+    palette: () => this.insertSubMenu(pos, item.commandId, item.label, item.submenu),
     radio: () => {
       // Grouping radio menu items
       item.overrideReadOnlyProperty('groupId', generateGroupId(this.items, pos));

diff --git a/shell/browser/api/electron_api_menu.cc b/shell/browser/api/electron_api_menu.cc
@@ -213,6 +213,10 @@ void Menu::SetRole(int index, const std::u16string& role) {
   model_->SetRole(index, role);
 }
 
+void Menu::SetCustomType(int index, const std::u16string& customType) {
+  model_->SetCustomType(index, customType);
+}
+
 void Menu::Clear() {
   model_->Clear();
 }
@@ -286,6 +290,7 @@ void Menu::FillObjectTemplate(v8::Isolate* isolate,
       .SetMethod("setSublabel", &Menu::SetSublabel)
       .SetMethod("setToolTip", &Menu::SetToolTip)
       .SetMethod("setRole", &Menu::SetRole)
+      .SetMethod("setCustomType", &Menu::SetCustomType)
       .SetMethod("clear", &Menu::Clear)
       .SetMethod("getIndexOfCommandId", &Menu::GetIndexOfCommandId)
       .SetMethod("getItemCount", &Menu::GetItemCount)

diff --git a/shell/browser/api/electron_api_menu.h b/shell/browser/api/electron_api_menu.h
@@ -116,6 +116,7 @@ class Menu : public gin::Wrappable<Menu>,
   void SetSublabel(int index, const std::u16string& sublabel);
   void SetToolTip(int index, const std::u16string& toolTip);
   void SetRole(int index, const std::u16string& role);
+  void SetCustomType(int index, const std::u16string& customType);
   void Clear();
   int GetIndexOfCommandId(int command_id) const;
   int GetItemCount() const;

diff --git a/shell/browser/ui/cocoa/electron_menu_controller.mm b/shell/browser/ui/cocoa/electron_menu_controller.mm
@@ -330,6 +330,17 @@ - (NSMenuItem*)makeMenuItemForIndex:(NSInteger)index
     }
   }
 
+  std::u16string role = model->GetRoleAt(index);
+  electron::ElectronMenuModel::ItemType type = model->GetTypeAt(index);
+  std::u16string customType = model->GetCustomTypeAt(index);
+
+  // The sectionHeaderWithTitle menu item is only available in macOS 14.0+.
+  if (@available(macOS 14, *)) {
+    if (customType == u"header") {
+      item = [NSMenuItem sectionHeaderWithTitle:label];
+    }
+  }
+
   // If the menu item has an icon, set it.
   ui::ImageModel icon = model->GetIconAt(index);
   if (icon.IsImage())
@@ -338,9 +349,6 @@ - (NSMenuItem*)makeMenuItemForIndex:(NSInteger)index
   std::u16string toolTip = model->GetToolTipAt(index);
   [item setToolTip:base::SysUTF16ToNSString(toolTip)];
 
-  std::u16string role = model->GetRoleAt(index);
-  electron::ElectronMenuModel::ItemType type = model->GetTypeAt(index);
-
   if (role == u"services") {
     std::u16string title = u"Services";
     NSString* sub_label = l10n_util::FixUpWindowsStyleLabel(title);
@@ -372,6 +380,14 @@ - (NSMenuItem*)makeMenuItemForIndex:(NSInteger)index
     NSMenu* submenu = MenuHasVisibleItems(submenuModel)
                           ? [self menuFromModel:submenuModel]
                           : MakeEmptySubmenu();
+
+    // NSMenuPresentationStylePalette is only available in macOS 14.0+.
+    if (@available(macOS 14, *)) {
+      if (customType == u"palette") {
+        submenu.presentationStyle = NSMenuPresentationStylePalette;
+      }
+    }
+
     [submenu setTitle:[item title]];
     [item setSubmenu:submenu];
 

diff --git a/shell/browser/ui/electron_menu_model.cc b/shell/browser/ui/electron_menu_model.cc
@@ -37,6 +37,18 @@ std::u16string ElectronMenuModel::GetToolTipAt(size_t index) {
   return iter == std::end(toolTips_) ? std::u16string() : iter->second;
 }
 
+void ElectronMenuModel::SetCustomType(size_t index,
+                                      const std::u16string& customType) {
+  int command_id = GetCommandIdAt(index);
+  customTypes_[command_id] = customType;
+}
+
+std::u16string ElectronMenuModel::GetCustomTypeAt(size_t index) {
+  const int command_id = GetCommandIdAt(index);
+  const auto iter = customTypes_.find(command_id);
+  return iter == std::end(customTypes_) ? std::u16string() : iter->second;
+}
+
 void ElectronMenuModel::SetRole(size_t index, const std::u16string& role) {
   int command_id = GetCommandIdAt(index);
   roles_[command_id] = role;

diff --git a/shell/browser/ui/electron_menu_model.h b/shell/browser/ui/electron_menu_model.h
@@ -84,6 +84,8 @@ class ElectronMenuModel : public ui::SimpleMenuModel {
 
   void SetToolTip(size_t index, const std::u16string& toolTip);
   std::u16string GetToolTipAt(size_t index);
+  void SetCustomType(size_t index, const std::u16string& customType);
+  std::u16string GetCustomTypeAt(size_t index);
   void SetRole(size_t index, const std::u16string& role);
   std::u16string GetRoleAt(size_t index);
   void SetSecondaryLabel(size_t index, const std::u16string& sublabel);
@@ -125,6 +127,8 @@ class ElectronMenuModel : public ui::SimpleMenuModel {
   base::flat_map<int, std::u16string> toolTips_;   // command id -> tooltip
   base::flat_map<int, std::u16string> roles_;      // command id -> role
   base::flat_map<int, std::u16string> sublabels_;  // command id -> sublabel
+  base::flat_map<int, std::u16string>
+      customTypes_;  // command id -> custom type
   base::ObserverList<Observer> observers_;
 
   base::WeakPtrFactory<ElectronMenuModel> weak_factory_{this};

diff --git a/typings/internal-ambient.d.ts b/typings/internal-ambient.d.ts
@@ -277,7 +277,7 @@ declare module NodeJS {
 interface ContextMenuItem {
   id: number;
   label: string;
-  type: 'normal' | 'separator' | 'subMenu' | 'checkbox';
+  type: 'normal' | 'separator' | 'subMenu' | 'checkbox' | 'header' | 'palette';
   checked: boolean;
   enabled: boolean;
   subItems: ContextMenuItem[];

diff --git a/typings/internal-electron.d.ts b/typings/internal-electron.d.ts
@@ -172,6 +172,7 @@ declare namespace Electron {
     setToolTip(index: number, tooltip: string): void;
     setIcon(index: number, image: string | NativeImage): void;
     setRole(index: number, role: string): void;
+    setCustomType(index: number, customType: string): void;
     insertItem(index: number, commandId: number, label: string): void;
     insertCheckItem(index: number, commandId: number, label: string): void;
     insertRadioItem(index: number, commandId: number, label: string, groupId: number): void;