[macOS] Add `about_to_open` and `popup_hide` callback for the global menus, move part of logic to the PopupMenu to allow live menu modification.

doc/classes/DisplayServer.xml

@@ -577,6 +577,16 @@
 				[b]Note:[/b] This method is implemented only on macOS.
 			</description>
 		</method>
+		<method name="global_menu_is_item_hidden" qualifiers="const">
+			<return type="bool" />
+			<param index="0" name="menu_root" type="String" />
+			<param index="1" name="idx" type="int" />
+			<description>
+				Returns [code]true[/code] if the item at index [param idx] is hidden.
+				See [method global_menu_set_item_hidden] for more info on how to hide an item.
+				[b]Note:[/b] This method is implemented only on macOS.
+			</description>
+		</method>
 		<method name="global_menu_is_item_radio_checkable" qualifiers="const">
 			<return type="bool" />
 			<param index="0" name="menu_root" type="String" />
@@ -648,6 +658,27 @@
 				[b]Note:[/b] This method is implemented only on macOS.
 			</description>
 		</method>
+		<method name="global_menu_set_item_hidden">
+			<return type="void" />
+			<param index="0" name="menu_root" type="String" />
+			<param index="1" name="idx" type="int" />
+			<param index="2" name="hidden" type="bool" />
+			<description>
+				Hides/shows the item at index [param idx]. When it is hidden, an item does not appear in a menu and its action cannot be invoked.
+				[b]Note:[/b] This method is implemented only on macOS.
+			</description>
+		</method>
+		<method name="global_menu_set_item_hover_callbacks">
+			<return type="void" />
+			<param index="0" name="menu_root" type="String" />
+			<param index="1" name="idx" type="int" />
+			<param index="2" name="callback" type="Callable" />
+			<description>
+				Sets the callback of the item at index [param idx]. The callback is emitted when an item is hovered.
+				[b]Note:[/b] The [param callback] Callable needs to accept exactly one Variant parameter, the parameter passed to the Callable will be the value passed to the [code]tag[/code] parameter when the menu item was created.
+				[b]Note:[/b] This method is implemented only on macOS.
+			</description>
+		</method>
 		<method name="global_menu_set_item_icon">
 			<return type="void" />
 			<param index="0" name="menu_root" type="String" />
@@ -751,6 +782,15 @@
 				[b]Note:[/b] This method is implemented only on macOS.
 			</description>
 		</method>
+		<method name="global_menu_set_popup_callbacks">
+			<return type="void" />
+			<param index="0" name="menu_root" type="String" />
+			<param index="1" name="open_callback" type="Callable" />
+			<param index="2" name="close_callback" type="Callable" />
+			<description>
+				Registers callables to emit when the menu is respectively about to show or closed.
+			</description>
+		</method>
 		<method name="has_feature" qualifiers="const">
 			<return type="bool" />
 			<param index="0" name="feature" type="int" enum="DisplayServer.Feature" />

platform/macos/display_server_macos.h

@@ -139,7 +139,14 @@ private:
 
 	NSMenu *apple_menu = nullptr;
 	NSMenu *dock_menu = nullptr;
-	HashMap<String, NSMenu *> submenu;
+	struct MenuData {
+		Callable open;
+		Callable close;
+		NSMenu *menu = nullptr;
+		bool is_open = false;
+	};
+	HashMap<String, MenuData> submenu;
+	HashMap<NSMenu *, String> submenu_inv;
 
 	struct WarpEvent {
 		NSTimeInterval timestamp;
@@ -197,6 +204,7 @@ private:
 
 	const NSMenu *_get_menu_root(const String &p_menu_root) const;
 	NSMenu *_get_menu_root(const String &p_menu_root);
+	bool _is_menu_opened(NSMenu *p_menu) const;
 
 	WindowID _create_window(WindowMode p_mode, VSyncMode p_vsync_mode, const Rect2i &p_rect);
 	void _update_window_style(WindowData p_wd);
@@ -223,6 +231,8 @@ private:
 public:
 	NSMenu *get_dock_menu() const;
 	void menu_callback(id p_sender);
+	void menu_open(NSMenu *p_menu);
+	void menu_close(NSMenu *p_menu);
 
 	bool has_window(WindowID p_window) const;
 	WindowData &get_window(WindowID p_window);
@@ -254,6 +264,8 @@ public:
 	virtual bool has_feature(Feature p_feature) const override;
 	virtual String get_name() const override;
 
+	virtual void global_menu_set_popup_callbacks(const String &p_menu_root, const Callable &p_open_callback = Callable(), const Callable &p_close_callback = Callable()) override;
+
 	virtual int global_menu_add_submenu_item(const String &p_menu_root, const String &p_label, const String &p_submenu, int p_index = -1) override;
 	virtual int global_menu_add_item(const String &p_menu_root, const String &p_label, const Callable &p_callback = Callable(), const Callable &p_key_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1) override;
 	virtual int global_menu_add_check_item(const String &p_menu_root, const String &p_label, const Callable &p_callback = Callable(), const Callable &p_key_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1) override;
@@ -277,6 +289,7 @@ public:
 	virtual String global_menu_get_item_submenu(const String &p_menu_root, int p_idx) const override;
 	virtual Key global_menu_get_item_accelerator(const String &p_menu_root, int p_idx) const override;
 	virtual bool global_menu_is_item_disabled(const String &p_menu_root, int p_idx) const override;
+	virtual bool global_menu_is_item_hidden(const String &p_menu_root, int p_idx) const override;
 	virtual String global_menu_get_item_tooltip(const String &p_menu_root, int p_idx) const override;
 	virtual int global_menu_get_item_state(const String &p_menu_root, int p_idx) const override;
 	virtual int global_menu_get_item_max_states(const String &p_menu_root, int p_idx) const override;
@@ -288,11 +301,13 @@ public:
 	virtual void global_menu_set_item_radio_checkable(const String &p_menu_root, int p_idx, bool p_checkable) override;
 	virtual void global_menu_set_item_callback(const String &p_menu_root, int p_idx, const Callable &p_callback) override;
 	virtual void global_menu_set_item_key_callback(const String &p_menu_root, int p_idx, const Callable &p_key_callback) override;
+	virtual void global_menu_set_item_hover_callbacks(const String &p_menu_root, int p_idx, const Callable &p_callback) override;
 	virtual void global_menu_set_item_tag(const String &p_menu_root, int p_idx, const Variant &p_tag) override;
 	virtual void global_menu_set_item_text(const String &p_menu_root, int p_idx, const String &p_text) override;
 	virtual void global_menu_set_item_submenu(const String &p_menu_root, int p_idx, const String &p_submenu) override;
 	virtual void global_menu_set_item_accelerator(const String &p_menu_root, int p_idx, Key p_keycode) override;
 	virtual void global_menu_set_item_disabled(const String &p_menu_root, int p_idx, bool p_disabled) override;
+	virtual void global_menu_set_item_hidden(const String &p_menu_root, int p_idx, bool p_hidden) override;
 	virtual void global_menu_set_item_tooltip(const String &p_menu_root, int p_idx, const String &p_tooltip) override;
 	virtual void global_menu_set_item_state(const String &p_menu_root, int p_idx, int p_state) override;
 	virtual void global_menu_set_item_max_states(const String &p_menu_root, int p_idx, int p_max_states) override;

platform/macos/display_server_macos.mm

@@ -75,7 +75,7 @@ const NSMenu *DisplayServerMacOS::_get_menu_root(const String &p_menu_root) cons
 	} else {
 		// Submenu.
 		if (submenu.has(p_menu_root)) {
-			menu = submenu[p_menu_root];
+			menu = submenu[p_menu_root].menu;
 		}
 	}
 	if (menu == apple_menu) {
@@ -99,9 +99,10 @@ NSMenu *DisplayServerMacOS::_get_menu_root(const String &p_menu_root) {
 			NSMenu *n_menu = [[NSMenu alloc] initWithTitle:[NSString stringWithUTF8String:p_menu_root.utf8().get_data()]];
 			[n_menu setAutoenablesItems:NO];
 			[n_menu setDelegate:menu_delegate];
-			submenu[p_menu_root] = n_menu;
+			submenu[p_menu_root].menu = n_menu;
+			submenu_inv[n_menu] = p_menu_root;
 		}
-		menu = submenu[p_menu_root];
+		menu = submenu[p_menu_root].menu;
 	}
 	if (menu == apple_menu) {
 		// Do not allow to change Apple menu.
@@ -609,6 +610,30 @@ NSMenu *DisplayServerMacOS::get_dock_menu() const {
 	return dock_menu;
 }
 
+void DisplayServerMacOS::menu_open(NSMenu *p_menu) {
+	if (submenu_inv.has(p_menu)) {
+		MenuData &md = submenu[submenu_inv[p_menu]];
+		md.is_open = true;
+		if (md.open.is_valid()) {
+			Variant ret;
+			Callable::CallError ce;
+			md.open.callp(nullptr, 0, ret, ce);
+		}
+	}
+}
+
+void DisplayServerMacOS::menu_close(NSMenu *p_menu) {
+	if (submenu_inv.has(p_menu)) {
+		MenuData &md = submenu[submenu_inv[p_menu]];
+		md.is_open = false;
+		if (md.close.is_valid()) {
+			Variant ret;
+			Callable::CallError ce;
+			md.close.callp(nullptr, 0, ret, ce);
+		}
+	}
+}
+
 void DisplayServerMacOS::menu_callback(id p_sender) {
 	if (![p_sender representedObject]) {
 		return;
@@ -816,6 +841,24 @@ bool DisplayServerMacOS::_has_help_menu() const {
 	}
 }
 
+bool DisplayServerMacOS::_is_menu_opened(NSMenu *p_menu) const {
+	if (submenu_inv.has(p_menu)) {
+		const MenuData &md = submenu[submenu_inv[p_menu]];
+		if (md.is_open) {
+			return true;
+		}
+	}
+	for (NSInteger i = (p_menu == [NSApp mainMenu]) ? 1 : 0; i < [p_menu numberOfItems]; i++) {
+		const NSMenuItem *menu_item = [p_menu itemAtIndex:i];
+		if ([menu_item submenu]) {
+			if (_is_menu_opened([menu_item submenu])) {
+				return true;
+			}
+		}
+	}
+	return false;
+}
+
 NSMenuItem *DisplayServerMacOS::_menu_add_item(const String &p_menu_root, const String &p_label, Key p_accel, int p_index, int *r_out) {
 	NSMenu *menu = _get_menu_root(p_menu_root);
 	if (menu) {
@@ -999,6 +1042,23 @@ int DisplayServerMacOS::global_menu_add_multistate_item(const String &p_menu_roo
 	return out;
 }
 
+void DisplayServerMacOS::global_menu_set_popup_callbacks(const String &p_menu_root, const Callable &p_open_callback, const Callable &p_close_callback) {
+	_THREAD_SAFE_METHOD_
+
+	if (p_menu_root != "" && p_menu_root.to_lower() != "_main" && p_menu_root.to_lower() != "_dock") {
+		// Submenu.
+		if (!submenu.has(p_menu_root)) {
+			NSMenu *n_menu = [[NSMenu alloc] initWithTitle:[NSString stringWithUTF8String:p_menu_root.utf8().get_data()]];
+			[n_menu setAutoenablesItems:NO];
+			[n_menu setDelegate:menu_delegate];
+			submenu[p_menu_root].menu = n_menu;
+			submenu_inv[n_menu] = p_menu_root;
+		}
+		submenu[p_menu_root].open = p_open_callback;
+		submenu[p_menu_root].close = p_close_callback;
+	}
+}
+
 int DisplayServerMacOS::global_menu_add_submenu_item(const String &p_menu_root, const String &p_label, const String &p_submenu, int p_index) {
 	_THREAD_SAFE_METHOD_
 
@@ -1252,13 +1312,9 @@ String DisplayServerMacOS::global_menu_get_item_submenu(const String &p_menu_roo
 		ERR_FAIL_COND_V(p_idx >= [menu numberOfItems], String());
 		const NSMenuItem *menu_item = [menu itemAtIndex:p_idx];
 		if (menu_item) {
-			const NSMenu *sub_menu = [menu_item submenu];
-			if (sub_menu) {
-				for (const KeyValue<String, NSMenu *> &E : submenu) {
-					if (E.value == sub_menu) {
-						return E.key;
-					}
-				}
+			NSMenu *sub_menu = [menu_item submenu];
+			if (sub_menu && submenu_inv.has(sub_menu)) {
+				return submenu_inv[sub_menu];
 			}
 		}
 	}
@@ -1319,6 +1375,24 @@ bool DisplayServerMacOS::global_menu_is_item_disabled(const String &p_menu_root,
 	return false;
 }
 
+bool DisplayServerMacOS::global_menu_is_item_hidden(const String &p_menu_root, int p_idx) const {
+	_THREAD_SAFE_METHOD_
+
+	const NSMenu *menu = _get_menu_root(p_menu_root);
+	if (menu) {
+		ERR_FAIL_COND_V(p_idx < 0, false);
+		if (menu == [NSApp mainMenu]) { // Skip Apple menu.
+			p_idx++;
+		}
+		ERR_FAIL_COND_V(p_idx >= [menu numberOfItems], false);
+		const NSMenuItem *menu_item = [menu itemAtIndex:p_idx];
+		if (menu_item) {
+			return [menu_item isHidden];
+		}
+	}
+	return false;
+}
+
 String DisplayServerMacOS::global_menu_get_item_tooltip(const String &p_menu_root, int p_idx) const {
 	_THREAD_SAFE_METHOD_
 
@@ -1498,6 +1572,25 @@ void DisplayServerMacOS::global_menu_set_item_callback(const String &p_menu_root
 	}
 }
 
+void DisplayServerMacOS::global_menu_set_item_hover_callbacks(const String &p_menu_root, int p_idx, const Callable &p_callback) {
+	_THREAD_SAFE_METHOD_
+
+	NSMenu *menu = _get_menu_root(p_menu_root);
+	if (menu) {
+		ERR_FAIL_COND(p_idx < 0);
+		if (menu == [NSApp mainMenu]) { // Skip Apple menu.
+			p_idx++;
+		}
+		ERR_FAIL_COND(p_idx >= [menu numberOfItems]);
+		NSMenuItem *menu_item = [menu itemAtIndex:p_idx];
+		if (menu_item) {
+			GodotMenuItem *obj = [menu_item representedObject];
+			ERR_FAIL_COND(!obj);
+			obj->hover_callback = p_callback;
+		}
+	}
+}
+
 void DisplayServerMacOS::global_menu_set_item_key_callback(const String &p_menu_root, int p_idx, const Callable &p_key_callback) {
 	_THREAD_SAFE_METHOD_
 
@@ -1557,6 +1650,23 @@ void DisplayServerMacOS::global_menu_set_item_submenu(const String &p_menu_root,
 	_THREAD_SAFE_METHOD_
 
 	NSMenu *menu = _get_menu_root(p_menu_root);
+	if (menu && p_submenu.is_empty()) {
+		ERR_FAIL_COND(p_idx < 0);
+		if (menu == [NSApp mainMenu]) { // Skip Apple menu.
+			p_idx++;
+		}
+		ERR_FAIL_COND(p_idx >= [menu numberOfItems]);
+		NSMenuItem *menu_item = [menu itemAtIndex:p_idx];
+		if (menu_item) {
+			if ([menu_item submenu] && _is_menu_opened([menu_item submenu])) {
+				ERR_PRINT("Can't remove open menu!");
+				return;
+			}
+			[menu setSubmenu:nil forItem:menu_item];
+		}
+		return;
+	}
+
 	NSMenu *sub_menu = _get_menu_root(p_submenu);
 	if (menu && sub_menu) {
 		if (sub_menu == menu) {
@@ -1591,9 +1701,13 @@ void DisplayServerMacOS::global_menu_set_item_accelerator(const String &p_menu_r
 		ERR_FAIL_COND(p_idx >= [menu numberOfItems]);
 		NSMenuItem *menu_item = [menu itemAtIndex:p_idx];
 		if (menu_item) {
-			[menu_item setKeyEquivalentModifierMask:KeyMappingMacOS::keycode_get_native_mask(p_keycode)];
-			String keycode = KeyMappingMacOS::keycode_get_native_string(p_keycode & KeyModifierMask::CODE_MASK);
-			[menu_item setKeyEquivalent:[NSString stringWithUTF8String:keycode.utf8().get_data()]];
+			if (p_keycode == Key::NONE) {
+				[menu_item setKeyEquivalent:@""];
+			} else {
+				[menu_item setKeyEquivalentModifierMask:KeyMappingMacOS::keycode_get_native_mask(p_keycode)];
+				String keycode = KeyMappingMacOS::keycode_get_native_string(p_keycode & KeyModifierMask::CODE_MASK);
+				[menu_item setKeyEquivalent:[NSString stringWithUTF8String:keycode.utf8().get_data()]];
+			}
 		}
 	}
 }
@@ -1615,6 +1729,23 @@ void DisplayServerMacOS::global_menu_set_item_disabled(const String &p_menu_root
 	}
 }
 
+void DisplayServerMacOS::global_menu_set_item_hidden(const String &p_menu_root, int p_idx, bool p_hidden) {
+	_THREAD_SAFE_METHOD_
+
+	NSMenu *menu = _get_menu_root(p_menu_root);
+	if (menu) {
+		ERR_FAIL_COND(p_idx < 0);
+		if (menu == [NSApp mainMenu]) { // Skip Apple menu.
+			p_idx++;
+		}
+		ERR_FAIL_COND(p_idx >= [menu numberOfItems]);
+		NSMenuItem *menu_item = [menu itemAtIndex:p_idx];
+		if (menu_item) {
+			[menu_item setHidden:p_hidden];
+		}
+	}
+}
+
 void DisplayServerMacOS::global_menu_set_item_tooltip(const String &p_menu_root, int p_idx, const String &p_tooltip) {
 	_THREAD_SAFE_METHOD_
 
@@ -1742,6 +1873,11 @@ void DisplayServerMacOS::global_menu_remove_item(const String &p_menu_root, int
 			p_idx++;
 		}
 		ERR_FAIL_COND(p_idx >= [menu numberOfItems]);
+		NSMenuItem *menu_item = [menu itemAtIndex:p_idx];
+		if ([menu_item submenu] && _is_menu_opened([menu_item submenu])) {
+			ERR_PRINT("Can't remove open menu!");
+			return;
+		}
 		[menu removeItemAtIndex:p_idx];
 	}
 }
@@ -1751,6 +1887,10 @@ void DisplayServerMacOS::global_menu_clear(const String &p_menu_root) {
 
 	NSMenu *menu = _get_menu_root(p_menu_root);
 	if (menu) {
+		if (_is_menu_opened(menu)) {
+			ERR_PRINT("Can't remove open menu!");
+			return;
+		}
 		[menu removeAllItems];
 		// Restore Apple menu.
 		if (menu == [NSApp mainMenu]) {
@@ -1758,6 +1898,7 @@ void DisplayServerMacOS::global_menu_clear(const String &p_menu_root) {
 			[menu setSubmenu:apple_menu forItem:menu_item];
 		}
 		if (submenu.has(p_menu_root)) {
+			submenu_inv.erase(submenu[p_menu_root].menu);
 			submenu.erase(p_menu_root);
 		}
 	}
@@ -4188,15 +4329,19 @@ DisplayServerMacOS::DisplayServerMacOS(const String &p_rendering_driver, WindowM
 		nsappname = [[NSProcessInfo processInfo] processName];
 	}
 
+	menu_delegate = [[GodotMenuDelegate alloc] init];
+
 	// Setup Dock menu.
 	dock_menu = [[NSMenu alloc] initWithTitle:@"_dock"];
 	[dock_menu setAutoenablesItems:NO];
+	[dock_menu setDelegate:menu_delegate];
 
 	// Setup Apple menu.
 	apple_menu = [[NSMenu alloc] initWithTitle:@""];
 	title = [NSString stringWithFormat:NSLocalizedString(@"About %@", nil), nsappname];
 	[apple_menu addItemWithTitle:title action:@selector(showAbout:) keyEquivalent:@""];
 	[apple_menu setAutoenablesItems:NO];
+	[apple_menu setDelegate:menu_delegate];
 
 	[apple_menu addItem:[NSMenuItem separatorItem]];
 
@@ -4226,8 +4371,6 @@ DisplayServerMacOS::DisplayServerMacOS(const String &p_rendering_driver, WindowM
 	[main_menu setSubmenu:apple_menu forItem:menu_item];
 	[main_menu setAutoenablesItems:NO];
 
-	menu_delegate = [[GodotMenuDelegate alloc] init];
-
 	//!!!!!!!!!!!!!!!!!!!!!!!!!!
 	//TODO - do Vulkan and OpenGL support checks, driver selection and fallback
 	rendering_driver = p_rendering_driver;

platform/macos/godot_menu_delegate.mm

@@ -39,6 +39,34 @@
 - (void)doNothing:(id)sender {
 }
 
+- (void)menuNeedsUpdate:(NSMenu *)menu {
+	if (DisplayServer::get_singleton()) {
+		DisplayServerMacOS *ds = (DisplayServerMacOS *)DisplayServer::get_singleton();
+		ds->menu_open(menu);
+	}
+}
+
+- (void)menuDidClose:(NSMenu *)menu {
+	if (DisplayServer::get_singleton()) {
+		DisplayServerMacOS *ds = (DisplayServerMacOS *)DisplayServer::get_singleton();
+		ds->menu_close(menu);
+	}
+}
+
+- (void)menu:(NSMenu *)menu willHighlightItem:(NSMenuItem *)item {
+	if (item) {
+		GodotMenuItem *value = [item representedObject];
+		if (value && value->hover_callback != Callable()) {
+			// If custom callback is set, use it.
+			Variant tag = value->meta;
+			Variant *tagp = &tag;
+			Variant ret;
+			Callable::CallError ce;
+			value->hover_callback.callp((const Variant **)&tagp, 1, ret, ce);
+		}
+	}
+}
+
 - (BOOL)menuHasKeyEquivalent:(NSMenu *)menu forEvent:(NSEvent *)event target:(id *)target action:(SEL *)action {
 	NSString *ev_key = [[event charactersIgnoringModifiers] lowercaseString];
 	NSUInteger ev_modifiers = [event modifierFlags] & NSEventModifierFlagDeviceIndependentFlagsMask;

platform/macos/godot_menu_item.h

@@ -46,6 +46,7 @@ enum GlobalMenuCheckType {
 @public
 	Callable callback;
 	Callable key_callback;
+	Callable hover_callback;
 	Variant meta;
 	GlobalMenuCheckType checkable_type;
 	int max_states;

scene/gui/menu_bar.cpp

@@ -202,52 +202,6 @@ void MenuBar::_popup_visibility_changed(bool p_visible) {
 	}
 }
 
-void MenuBar::_update_submenu(const String &p_menu_name, PopupMenu *p_child) {
-	int count = p_child->get_item_count();
-	global_menus.insert(p_menu_name);
-	for (int i = 0; i < count; i++) {
-		if (p_child->is_item_separator(i)) {
-			DisplayServer::get_singleton()->global_menu_add_separator(p_menu_name);
-		} else if (!p_child->get_item_submenu(i).is_empty()) {
-			Node *n = p_child->get_node_or_null(p_child->get_item_submenu(i));
-			ERR_FAIL_NULL_MSG(n, "Item subnode does not exist: '" + p_child->get_item_submenu(i) + "'.");
-			PopupMenu *pm = Object::cast_to<PopupMenu>(n);
-			ERR_FAIL_NULL_MSG(pm, "Item subnode is not a PopupMenu: '" + p_child->get_item_submenu(i) + "'.");
-
-			DisplayServer::get_singleton()->global_menu_add_submenu_item(p_menu_name, atr(p_child->get_item_text(i)), p_menu_name + "/" + itos(i));
-			_update_submenu(p_menu_name + "/" + itos(i), pm);
-		} else {
-			int index = DisplayServer::get_singleton()->global_menu_add_item(p_menu_name, atr(p_child->get_item_text(i)), callable_mp(p_child, &PopupMenu::activate_item), Callable(), i);
-
-			if (p_child->is_item_checkable(i)) {
-				DisplayServer::get_singleton()->global_menu_set_item_checkable(p_menu_name, index, true);
-			}
-			if (p_child->is_item_radio_checkable(i)) {
-				DisplayServer::get_singleton()->global_menu_set_item_radio_checkable(p_menu_name, index, true);
-			}
-			DisplayServer::get_singleton()->global_menu_set_item_checked(p_menu_name, index, p_child->is_item_checked(i));
-			DisplayServer::get_singleton()->global_menu_set_item_disabled(p_menu_name, index, p_child->is_item_disabled(i));
-			DisplayServer::get_singleton()->global_menu_set_item_max_states(p_menu_name, index, p_child->get_item_max_states(i));
-			DisplayServer::get_singleton()->global_menu_set_item_icon(p_menu_name, index, p_child->get_item_icon(i));
-			DisplayServer::get_singleton()->global_menu_set_item_state(p_menu_name, index, p_child->get_item_state(i));
-			DisplayServer::get_singleton()->global_menu_set_item_indentation_level(p_menu_name, index, p_child->get_item_indent(i));
-			DisplayServer::get_singleton()->global_menu_set_item_tooltip(p_menu_name, index, p_child->get_item_tooltip(i));
-			if (!p_child->is_item_shortcut_disabled(i) && p_child->get_item_shortcut(i).is_valid() && p_child->get_item_shortcut(i)->has_valid_event()) {
-				Array events = p_child->get_item_shortcut(i)->get_events();
-				for (int j = 0; j < events.size(); j++) {
-					Ref<InputEventKey> ie = events[j];
-					if (ie.is_valid()) {
-						DisplayServer::get_singleton()->global_menu_set_item_accelerator(p_menu_name, index, ie->get_keycode_with_modifiers());
-						break;
-					}
-				}
-			} else if (p_child->get_item_accelerator(i) != Key::NONE) {
-				DisplayServer::get_singleton()->global_menu_set_item_accelerator(p_menu_name, i, p_child->get_item_accelerator(i));
-			}
-		}
-	}
-}
-
 bool MenuBar::is_native_menu() const {
 #ifdef TOOLS_ENABLED
 	if (is_part_of_edited_scene()) {
@@ -258,52 +212,67 @@ bool MenuBar::is_native_menu() const {
 	return (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_GLOBAL_MENU) && is_native);
 }
 
-void MenuBar::_clear_menu() {
+String MenuBar::bind_global_menu() {
+#ifdef TOOLS_ENABLED
+	if (is_part_of_edited_scene()) {
+		return String();
+	}
+#endif
 	if (!DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_GLOBAL_MENU)) {
-		return;
+		return String();
 	}
 
-	// Remove root menu items.
-	int count = DisplayServer::get_singleton()->global_menu_get_item_count("_main");
-	for (int i = count - 1; i >= 0; i--) {
-		if (global_menus.has(DisplayServer::get_singleton()->global_menu_get_item_submenu("_main", i))) {
-			DisplayServer::get_singleton()->global_menu_remove_item("_main", i);
+	if (!global_menu_name.is_empty()) {
+		return global_menu_name; // Already bound.
+	}
+
+	DisplayServer *ds = DisplayServer::get_singleton();
+	global_menu_name = "__MenuBar#" + itos(get_instance_id());
+
+	int global_start_idx = -1;
+	int count = ds->global_menu_get_item_count("_main");
+	String prev_tag;
+	for (int i = 0; i < count; i++) {
+		String tag = ds->global_menu_get_item_tag("_main", i).operator String().get_slice("#", 1);
+		if (!tag.is_empty() && tag != prev_tag) {
+			if (i >= start_index) {
+				global_start_idx = i;
+				break;
+			}
 		}
+		prev_tag = tag;
 	}
-	// Erase submenu contents.
-	for (const String &E : global_menus) {
-		DisplayServer::get_singleton()->global_menu_clear(E);
+	if (global_start_idx == -1) {
+		global_start_idx = count;
 	}
-	global_menus.clear();
-}
 
-void MenuBar::_update_menu() {
-	_clear_menu();
+	Vector<PopupMenu *> popups = _get_popups();
+	for (int i = 0; i < menu_cache.size(); i++) {
+		String submenu_name = popups[i]->bind_global_menu();
+		int index = ds->global_menu_add_submenu_item("_main", menu_cache[i].name, submenu_name, global_start_idx + i);
+		ds->global_menu_set_item_tag("_main", index, global_menu_name + "#" + itos(i));
+		ds->global_menu_set_item_hidden("_main", index, menu_cache[i].hidden);
+		ds->global_menu_set_item_disabled("_main", index, menu_cache[i].disabled);
+		ds->global_menu_set_item_tooltip("_main", index, menu_cache[i].tooltip);
+	}
+
+	return global_menu_name;
+}
 
-	if (!is_visible_in_tree()) {
+void MenuBar::unbind_global_menu() {
+	if (global_menu_name.is_empty()) {
 		return;
 	}
 
-	int index = start_index;
-	if (is_native_menu()) {
-		Vector<PopupMenu *> popups = _get_popups();
-		String root_name = "MenuBar<" + String::num_int64((uint64_t)this, 16) + ">";
-		for (int i = 0; i < popups.size(); i++) {
-			if (menu_cache[i].hidden) {
-				continue;
-			}
-			String menu_name = atr(String(popups[i]->get_meta("_menu_name", popups[i]->get_name())));
-
-			index = DisplayServer::get_singleton()->global_menu_add_submenu_item("_main", menu_name, root_name + "/" + itos(i), index);
-			if (menu_cache[i].disabled) {
-				DisplayServer::get_singleton()->global_menu_set_item_disabled("_main", index, true);
-			}
-			_update_submenu(root_name + "/" + itos(i), popups[i]);
-			index++;
-		}
+	DisplayServer *ds = DisplayServer::get_singleton();
+	int global_start = _find_global_start_index();
+	Vector<PopupMenu *> popups = _get_popups();
+	for (int i = menu_cache.size() - 1; i >= 0; i--) {
+		popups[i]->unbind_global_menu();
+		ds->global_menu_remove_item("_main", global_start + i);
 	}
-	update_minimum_size();
-	queue_redraw();
+
+	global_menu_name = String();
 }
 
 void MenuBar::_notification(int p_what) {
@@ -312,25 +281,43 @@ void MenuBar::_notification(int p_what) {
 			if (get_menu_count() > 0) {
 				_refresh_menu_names();
 			}
+			if (is_native_menu()) {
+				bind_global_menu();
+			}
 		} break;
 		case NOTIFICATION_EXIT_TREE: {
-			_clear_menu();
+			unbind_global_menu();
 		} break;
 		case NOTIFICATION_MOUSE_EXIT: {
 			focused_menu = -1;
 			selected_menu = -1;
 			queue_redraw();
 		} break;
-		case NOTIFICATION_TRANSLATION_CHANGED:
+		case NOTIFICATION_TRANSLATION_CHANGED: {
+			DisplayServer *ds = DisplayServer::get_singleton();
+			bool is_global = !global_menu_name.is_empty();
+			int global_start = _find_global_start_index();
+			for (int i = 0; i < menu_cache.size(); i++) {
+				shape(menu_cache.write[i]);
+				if (is_global) {
+					ds->global_menu_set_item_text("_main", global_start + i, atr(menu_cache[i].name));
+				}
+			}
+		} break;
 		case NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
 		case NOTIFICATION_THEME_CHANGED: {
 			for (int i = 0; i < menu_cache.size(); i++) {
 				shape(menu_cache.write[i]);
 			}
-			_update_menu();
 		} break;
 		case NOTIFICATION_VISIBILITY_CHANGED: {
-			_update_menu();
+			if (is_native_menu()) {
+				if (is_visible_in_tree()) {
+					bind_global_menu();
+				} else {
+					unbind_global_menu();
+				}
+			}
 		} break;
 		case NOTIFICATION_DRAW: {
 			if (is_native_menu()) {
@@ -512,14 +499,20 @@ void MenuBar::shape(Menu &p_menu) {
 }
 
 void MenuBar::_refresh_menu_names() {
+	DisplayServer *ds = DisplayServer::get_singleton();
+	bool is_global = !global_menu_name.is_empty();
+	int global_start = _find_global_start_index();
+
 	Vector<PopupMenu *> popups = _get_popups();
 	for (int i = 0; i < popups.size(); i++) {
 		if (!popups[i]->has_meta("_menu_name") && String(popups[i]->get_name()) != get_menu_title(i)) {
 			menu_cache.write[i].name = popups[i]->get_name();
 			shape(menu_cache.write[i]);
+			if (is_global) {
+				ds->global_menu_set_item_text("_main", global_start + i, atr(menu_cache[i].name));
+			}
 		}
 	}
-	_update_menu();
 }
 
 Vector<PopupMenu *> MenuBar::_get_popups() const {
@@ -560,11 +553,14 @@ void MenuBar::add_child_notify(Node *p_child) {
 
 	menu_cache.push_back(menu);
 	p_child->connect("renamed", callable_mp(this, &MenuBar::_refresh_menu_names));
-	p_child->connect("menu_changed", callable_mp(this, &MenuBar::_update_menu));
 	p_child->connect("about_to_popup", callable_mp(this, &MenuBar::_popup_visibility_changed).bind(true));
 	p_child->connect("popup_hide", callable_mp(this, &MenuBar::_popup_visibility_changed).bind(false));
 
-	_update_menu();
+	if (!global_menu_name.is_empty()) {
+		String submenu_name = pm->bind_global_menu();
+		int index = DisplayServer::get_singleton()->global_menu_add_submenu_item("_main", atr(menu.name), submenu_name, _find_global_start_index() + menu_cache.size() - 1);
+		DisplayServer::get_singleton()->global_menu_set_item_tag("_main", index, global_menu_name + "#" + itos(menu_cache.size() - 1));
+	}
 }
 
 void MenuBar::move_child_notify(Node *p_child) {
@@ -586,9 +582,20 @@ void MenuBar::move_child_notify(Node *p_child) {
 	}
 	Menu menu = menu_cache[old_idx];
 	menu_cache.remove_at(old_idx);
-	menu_cache.insert(get_menu_idx_from_control(pm), menu);
+	int new_idx = get_menu_idx_from_control(pm);
+	menu_cache.insert(new_idx, menu);
 
-	_update_menu();
+	if (!global_menu_name.is_empty()) {
+		int global_start = _find_global_start_index();
+		if (old_idx != -1) {
+			DisplayServer::get_singleton()->global_menu_remove_item("_main", global_start + old_idx);
+		}
+		if (new_idx != -1) {
+			String submenu_name = pm->bind_global_menu();
+			int index = DisplayServer::get_singleton()->global_menu_add_submenu_item("_main", atr(menu.name), submenu_name, global_start + new_idx);
+			DisplayServer::get_singleton()->global_menu_set_item_tag("_main", index, global_menu_name + "#" + itos(new_idx));
+		}
+	}
 }
 
 void MenuBar::remove_child_notify(Node *p_child) {
@@ -603,15 +610,17 @@ void MenuBar::remove_child_notify(Node *p_child) {
 
 	menu_cache.remove_at(idx);
 
+	if (!global_menu_name.is_empty()) {
+		pm->unbind_global_menu();
+		DisplayServer::get_singleton()->global_menu_remove_item("_main", _find_global_start_index() + idx);
+	}
+
 	p_child->remove_meta("_menu_name");
 	p_child->remove_meta("_menu_tooltip");
 
 	p_child->disconnect("renamed", callable_mp(this, &MenuBar::_refresh_menu_names));
-	p_child->disconnect("menu_changed", callable_mp(this, &MenuBar::_update_menu));
 	p_child->disconnect("about_to_popup", callable_mp(this, &MenuBar::_popup_visibility_changed));
 	p_child->disconnect("popup_hide", callable_mp(this, &MenuBar::_popup_visibility_changed));
-
-	_update_menu();
 }
 
 void MenuBar::_bind_methods() {
@@ -699,7 +708,8 @@ void MenuBar::set_text_direction(Control::TextDirection p_text_direction) {
 	ERR_FAIL_COND((int)p_text_direction < -1 || (int)p_text_direction > 3);
 	if (text_direction != p_text_direction) {
 		text_direction = p_text_direction;
-		_update_menu();
+		update_minimum_size();
+		queue_redraw();
 	}
 }
 
@@ -710,7 +720,8 @@ Control::TextDirection MenuBar::get_text_direction() const {
 void MenuBar::set_language(const String &p_language) {
 	if (language != p_language) {
 		language = p_language;
-		_update_menu();
+		update_minimum_size();
+		queue_redraw();
 	}
 }
 
@@ -732,7 +743,10 @@ bool MenuBar::is_flat() const {
 void MenuBar::set_start_index(int p_index) {
 	if (start_index != p_index) {
 		start_index = p_index;
-		_update_menu();
+		if (!global_menu_name.is_empty()) {
+			unbind_global_menu();
+			bind_global_menu();
+		}
 	}
 }
 
@@ -742,11 +756,12 @@ int MenuBar::get_start_index() const {
 
 void MenuBar::set_prefer_global_menu(bool p_enabled) {
 	if (is_native != p_enabled) {
+		is_native = p_enabled;
 		if (is_native) {
-			_clear_menu();
+			bind_global_menu();
+		} else {
+			unbind_global_menu();
 		}
-		is_native = p_enabled;
-		_update_menu();
 	}
 }
 
@@ -790,7 +805,9 @@ void MenuBar::set_menu_title(int p_menu, const String &p_title) {
 	}
 	menu_cache.write[p_menu].name = p_title;
 	shape(menu_cache.write[p_menu]);
-	_update_menu();
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_text("_main", _find_global_start_index() + p_menu, atr(menu_cache[p_menu].name));
+	}
 }
 
 String MenuBar::get_menu_title(int p_menu) const {
@@ -802,7 +819,10 @@ void MenuBar::set_menu_tooltip(int p_menu, const String &p_tooltip) {
 	ERR_FAIL_INDEX(p_menu, menu_cache.size());
 	PopupMenu *pm = get_menu_popup(p_menu);
 	pm->set_meta("_menu_tooltip", p_tooltip);
-	menu_cache.write[p_menu].name = p_tooltip;
+	menu_cache.write[p_menu].tooltip = p_tooltip;
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_tooltip("_main", _find_global_start_index() + p_menu, p_tooltip);
+	}
 }
 
 String MenuBar::get_menu_tooltip(int p_menu) const {
@@ -813,7 +833,9 @@ String MenuBar::get_menu_tooltip(int p_menu) const {
 void MenuBar::set_menu_disabled(int p_menu, bool p_disabled) {
 	ERR_FAIL_INDEX(p_menu, menu_cache.size());
 	menu_cache.write[p_menu].disabled = p_disabled;
-	_update_menu();
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_disabled("_main", _find_global_start_index() + p_menu, p_disabled);
+	}
 }
 
 bool MenuBar::is_menu_disabled(int p_menu) const {
@@ -824,7 +846,9 @@ bool MenuBar::is_menu_disabled(int p_menu) const {
 void MenuBar::set_menu_hidden(int p_menu, bool p_hidden) {
 	ERR_FAIL_INDEX(p_menu, menu_cache.size());
 	menu_cache.write[p_menu].hidden = p_hidden;
-	_update_menu();
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_hidden("_main", _find_global_start_index() + p_menu, p_hidden);
+	}
 }
 
 bool MenuBar::is_menu_hidden(int p_menu) const {

scene/gui/menu_bar.h

@@ -66,7 +66,6 @@ class MenuBar : public Control {
 		}
 	};
 	Vector<Menu> menu_cache;
-	HashSet<String> global_menus;
 
 	int focused_menu = -1;
 	int selected_menu = -1;
@@ -114,9 +113,23 @@ class MenuBar : public Control {
 
 	void _open_popup(int p_index, bool p_focus_item = false);
 	void _popup_visibility_changed(bool p_visible);
-	void _update_submenu(const String &p_menu_name, PopupMenu *p_child);
-	void _clear_menu();
-	void _update_menu();
+
+	String global_menu_name;
+
+	int _find_global_start_index() {
+		if (global_menu_name.is_empty()) {
+			return -1;
+		}
+
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int count = ds->global_menu_get_item_count("_main");
+		for (int i = 0; i < count; i++) {
+			if (ds->global_menu_get_item_tag("_main", i).operator String().begins_with(global_menu_name)) {
+				return i;
+			}
+		}
+		return -1;
+	}
 
 protected:
 	virtual void shortcut_input(const Ref<InputEvent> &p_event) override;
@@ -130,6 +143,9 @@ protected:
 public:
 	virtual void gui_input(const Ref<InputEvent> &p_event) override;
 
+	String bind_global_menu();
+	void unbind_global_menu();
+
 	void set_switch_on_hover(bool p_enabled);
 	bool is_switch_on_hover();
 	void set_disable_shortcuts(bool p_disabled);

scene/gui/popup_menu.cpp

@@ -40,6 +40,86 @@
 #include "scene/gui/menu_bar.h"
 #include "scene/theme/theme_db.h"
 
+String PopupMenu::bind_global_menu() {
+#ifdef TOOLS_ENABLED
+	if (is_part_of_edited_scene()) {
+		return String();
+	}
+#endif
+	if (!DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_GLOBAL_MENU)) {
+		return String();
+	}
+
+	if (!global_menu_name.is_empty()) {
+		return global_menu_name; // Already bound;
+	}
+
+	DisplayServer *ds = DisplayServer::get_singleton();
+	global_menu_name = "__PopupMenu#" + itos(get_instance_id());
+	ds->global_menu_set_popup_callbacks(global_menu_name, callable_mp(this, &PopupMenu::_about_to_popup), callable_mp(this, &PopupMenu::_about_to_close));
+	for (int i = 0; i < items.size(); i++) {
+		Item &item = items.write[i];
+		if (item.separator) {
+			ds->global_menu_add_separator(global_menu_name);
+		} else {
+			int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), i);
+			if (!item.submenu.is_empty()) {
+				PopupMenu *pm = Object::cast_to<PopupMenu>(get_node_or_null(item.submenu));
+				if (pm) {
+					String submenu_name = pm->bind_global_menu();
+					ds->global_menu_set_item_submenu(global_menu_name, index, submenu_name);
+					item.submenu_bound = true;
+				}
+			}
+			if (item.checkable_type == Item::CHECKABLE_TYPE_CHECK_BOX) {
+				ds->global_menu_set_item_checkable(global_menu_name, index, true);
+			} else if (item.checkable_type == Item::CHECKABLE_TYPE_RADIO_BUTTON) {
+				ds->global_menu_set_item_radio_checkable(global_menu_name, index, true);
+			}
+			ds->global_menu_set_item_checked(global_menu_name, index, item.checked);
+			ds->global_menu_set_item_disabled(global_menu_name, index, item.disabled);
+			ds->global_menu_set_item_max_states(global_menu_name, index, item.max_states);
+			ds->global_menu_set_item_icon(global_menu_name, index, item.icon);
+			ds->global_menu_set_item_state(global_menu_name, index, item.state);
+			ds->global_menu_set_item_indentation_level(global_menu_name, index, item.indent);
+			ds->global_menu_set_item_tooltip(global_menu_name, index, item.tooltip);
+			if (!item.shortcut_is_disabled && item.shortcut.is_valid() && item.shortcut->has_valid_event()) {
+				Array events = item.shortcut->get_events();
+				for (int j = 0; j < events.size(); j++) {
+					Ref<InputEventKey> ie = events[j];
+					if (ie.is_valid()) {
+						ds->global_menu_set_item_accelerator(global_menu_name, index, ie->get_keycode_with_modifiers());
+						break;
+					}
+				}
+			} else if (item.accel != Key::NONE) {
+				ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+			}
+		}
+	}
+	return global_menu_name;
+}
+
+void PopupMenu::unbind_global_menu() {
+	if (global_menu_name.is_empty()) {
+		return;
+	}
+
+	for (int i = 0; i < items.size(); i++) {
+		Item &item = items.write[i];
+		if (!item.submenu.is_empty()) {
+			PopupMenu *pm = Object::cast_to<PopupMenu>(get_node_or_null(item.submenu));
+			if (pm) {
+				pm->unbind_global_menu();
+			}
+			item.submenu_bound = false;
+		}
+	}
+	DisplayServer::get_singleton()->global_menu_clear(global_menu_name);
+
+	global_menu_name = String();
+}
+
 String PopupMenu::_get_accel_text(const Item &p_item) const {
 	if (p_item.shortcut.is_valid()) {
 		return p_item.shortcut->get_as_text();
@@ -821,11 +901,17 @@ void PopupMenu::_menu_changed() {
 void PopupMenu::add_child_notify(Node *p_child) {
 	Window::add_child_notify(p_child);
 
-	PopupMenu *pm = Object::cast_to<PopupMenu>(p_child);
-	if (!pm) {
-		return;
+	if (Object::cast_to<PopupMenu>(p_child) && !global_menu_name.is_empty()) {
+		String node_name = p_child->get_name();
+		PopupMenu *pm = Object::cast_to<PopupMenu>(get_node_or_null(node_name));
+		for (int i = 0; i < items.size(); i++) {
+			if (items[i].submenu == node_name) {
+				String submenu_name = pm->bind_global_menu();
+				DisplayServer::get_singleton()->global_menu_set_item_submenu(global_menu_name, i, submenu_name);
+				items.write[i].submenu_bound = true;
+			}
+		}
 	}
-	p_child->connect("menu_changed", callable_mp(this, &PopupMenu::_menu_changed));
 	_menu_changed();
 }
 
@@ -836,7 +922,16 @@ void PopupMenu::remove_child_notify(Node *p_child) {
 	if (!pm) {
 		return;
 	}
-	p_child->disconnect("menu_changed", callable_mp(this, &PopupMenu::_menu_changed));
+	if (Object::cast_to<PopupMenu>(p_child) && !global_menu_name.is_empty()) {
+		String node_name = p_child->get_name();
+		for (int i = 0; i < items.size(); i++) {
+			if (items[i].submenu == node_name) {
+				DisplayServer::get_singleton()->global_menu_set_item_submenu(global_menu_name, i, String());
+				items.write[i].submenu_bound = false;
+			}
+		}
+		pm->unbind_global_menu();
+	}
 	_menu_changed();
 }
 
@@ -857,9 +952,15 @@ void PopupMenu::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED:
 		case Control::NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
 		case NOTIFICATION_TRANSLATION_CHANGED: {
+			DisplayServer *ds = DisplayServer::get_singleton();
+			bool is_global = !global_menu_name.is_empty();
 			for (int i = 0; i < items.size(); i++) {
-				items.write[i].xl_text = atr(items[i].text);
-				items.write[i].dirty = true;
+				Item &item = items.write[i];
+				item.xl_text = atr(item.text);
+				item.dirty = true;
+				if (is_global) {
+					ds->global_menu_set_item_text(global_menu_name, i, item.xl_text);
+				}
 				_shape_item(i);
 			}
 
@@ -1031,6 +1132,14 @@ void PopupMenu::add_item(const String &p_label, int p_id, Key p_accel) {
 	ITEM_SETUP_WITH_ACCEL(p_label, p_id, p_accel);
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (item.accel != Key::NONE) {
+			ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+		}
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
@@ -1045,6 +1154,15 @@ void PopupMenu::add_icon_item(const Ref<Texture2D> &p_icon, const String &p_labe
 	item.icon = p_icon;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (item.accel != Key::NONE) {
+			ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+		}
+		ds->global_menu_set_item_icon(global_menu_name, index, item.icon);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
@@ -1059,10 +1177,20 @@ void PopupMenu::add_check_item(const String &p_label, int p_id, Key p_accel) {
 	item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (item.accel != Key::NONE) {
+			ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+		}
+		ds->global_menu_set_item_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1073,10 +1201,22 @@ void PopupMenu::add_icon_check_item(const Ref<Texture2D> &p_icon, const String &
 	item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (item.accel != Key::NONE) {
+			ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+		}
+		ds->global_menu_set_item_icon(global_menu_name, index, item.icon);
+		ds->global_menu_set_item_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
+	_menu_changed();
 }
 
 void PopupMenu::add_radio_check_item(const String &p_label, int p_id, Key p_accel) {
@@ -1085,10 +1225,20 @@ void PopupMenu::add_radio_check_item(const String &p_label, int p_id, Key p_acce
 	item.checkable_type = Item::CHECKABLE_TYPE_RADIO_BUTTON;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (item.accel != Key::NONE) {
+			ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+		}
+		ds->global_menu_set_item_radio_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1099,10 +1249,21 @@ void PopupMenu::add_icon_radio_check_item(const Ref<Texture2D> &p_icon, const St
 	item.checkable_type = Item::CHECKABLE_TYPE_RADIO_BUTTON;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (item.accel != Key::NONE) {
+			ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+		}
+		ds->global_menu_set_item_icon(global_menu_name, index, item.icon);
+		ds->global_menu_set_item_radio_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1113,11 +1274,22 @@ void PopupMenu::add_multistate_item(const String &p_label, int p_max_states, int
 	item.state = p_default_state;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (item.accel != Key::NONE) {
+			ds->global_menu_set_item_accelerator(global_menu_name, index, item.accel);
+		}
+		ds->global_menu_set_item_max_states(global_menu_name, index, item.max_states);
+		ds->global_menu_set_item_state(global_menu_name, index, item.state);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
 	_menu_changed();
+	notify_property_list_changed();
 }
 
 #define ITEM_SETUP_WITH_SHORTCUT(p_shortcut, p_id, p_global, p_allow_echo)             \
@@ -1135,10 +1307,26 @@ void PopupMenu::add_shortcut(const Ref<Shortcut> &p_shortcut, int p_id, bool p_g
 	ITEM_SETUP_WITH_SHORTCUT(p_shortcut, p_id, p_global, p_allow_echo);
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (!item.shortcut_is_disabled && item.shortcut.is_valid() && item.shortcut->has_valid_event()) {
+			Array events = item.shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, index, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1148,10 +1336,27 @@ void PopupMenu::add_icon_shortcut(const Ref<Texture2D> &p_icon, const Ref<Shortc
 	item.icon = p_icon;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (!item.shortcut_is_disabled && item.shortcut.is_valid() && item.shortcut->has_valid_event()) {
+			Array events = item.shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, index, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+		ds->global_menu_set_item_icon(global_menu_name, index, item.icon);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1161,10 +1366,27 @@ void PopupMenu::add_check_shortcut(const Ref<Shortcut> &p_shortcut, int p_id, bo
 	item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (!item.shortcut_is_disabled && item.shortcut.is_valid() && item.shortcut->has_valid_event()) {
+			Array events = item.shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, index, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+		ds->global_menu_set_item_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1175,10 +1397,28 @@ void PopupMenu::add_icon_check_shortcut(const Ref<Texture2D> &p_icon, const Ref<
 	item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (!item.shortcut_is_disabled && item.shortcut.is_valid() && item.shortcut->has_valid_event()) {
+			Array events = item.shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, index, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+		ds->global_menu_set_item_icon(global_menu_name, index, item.icon);
+		ds->global_menu_set_item_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1188,10 +1428,27 @@ void PopupMenu::add_radio_check_shortcut(const Ref<Shortcut> &p_shortcut, int p_
 	item.checkable_type = Item::CHECKABLE_TYPE_RADIO_BUTTON;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (!item.shortcut_is_disabled && item.shortcut.is_valid() && item.shortcut->has_valid_event()) {
+			Array events = item.shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, index, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+		ds->global_menu_set_item_radio_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1202,10 +1459,28 @@ void PopupMenu::add_icon_radio_check_shortcut(const Ref<Texture2D> &p_icon, cons
 	item.checkable_type = Item::CHECKABLE_TYPE_RADIO_BUTTON;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		if (!item.shortcut_is_disabled && item.shortcut.is_valid() && item.shortcut->has_valid_event()) {
+			Array events = item.shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, index, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+		ds->global_menu_set_item_icon(global_menu_name, index, item.icon);
+		ds->global_menu_set_item_radio_checkable(global_menu_name, index, true);
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1217,10 +1492,22 @@ void PopupMenu::add_submenu_item(const String &p_label, const String &p_submenu,
 	item.submenu = p_submenu;
 	items.push_back(item);
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		int index = ds->global_menu_add_item(global_menu_name, item.xl_text, callable_mp(this, &PopupMenu::activate_item), Callable(), items.size() - 1);
+		PopupMenu *pm = Object::cast_to<PopupMenu>(get_node_or_null(item.submenu)); // Find first menu with this name.
+		if (pm) {
+			String submenu_name = pm->bind_global_menu();
+			ds->global_menu_set_item_submenu(global_menu_name, index, submenu_name);
+			items.write[index].submenu_bound = true;
+		}
+	}
+
 	_shape_item(items.size() - 1);
 	control->queue_redraw();
 
 	child_controls_changed();
+	notify_property_list_changed();
 	_menu_changed();
 }
 
@@ -1240,6 +1527,10 @@ void PopupMenu::set_item_text(int p_idx, const String &p_text) {
 	items.write[p_idx].text = p_text;
 	items.write[p_idx].xl_text = atr(p_text);
 	items.write[p_idx].dirty = true;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_text(global_menu_name, p_idx, items[p_idx].xl_text);
+	}
 	_shape_item(p_idx);
 
 	control->queue_redraw();
@@ -1284,6 +1575,10 @@ void PopupMenu::set_item_icon(int p_idx, const Ref<Texture2D> &p_icon) {
 
 	items.write[p_idx].icon = p_icon;
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_icon(global_menu_name, p_idx, items[p_idx].icon);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1332,6 +1627,10 @@ void PopupMenu::set_item_checked(int p_idx, bool p_checked) {
 
 	items.write[p_idx].checked = p_checked;
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_checked(global_menu_name, p_idx, p_checked);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1349,6 +1648,10 @@ void PopupMenu::set_item_id(int p_idx, int p_id) {
 
 	items.write[p_idx].id = p_id;
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_tag(global_menu_name, p_idx, p_id);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1367,6 +1670,10 @@ void PopupMenu::set_item_accelerator(int p_idx, Key p_accel) {
 	items.write[p_idx].accel = p_accel;
 	items.write[p_idx].dirty = true;
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_accelerator(global_menu_name, p_idx, p_accel);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1383,7 +1690,6 @@ void PopupMenu::set_item_metadata(int p_idx, const Variant &p_meta) {
 	}
 
 	items.write[p_idx].metadata = p_meta;
-	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
 }
@@ -1399,6 +1705,11 @@ void PopupMenu::set_item_disabled(int p_idx, bool p_disabled) {
 	}
 
 	items.write[p_idx].disabled = p_disabled;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_disabled(global_menu_name, p_idx, p_disabled);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1414,7 +1725,30 @@ void PopupMenu::set_item_submenu(int p_idx, const String &p_submenu) {
 		return;
 	}
 
+	if (!global_menu_name.is_empty()) {
+		if (items[p_idx].submenu_bound) {
+			PopupMenu *pm = Object::cast_to<PopupMenu>(get_node_or_null(items[p_idx].submenu));
+			if (pm) {
+				DisplayServer::get_singleton()->global_menu_set_item_submenu(global_menu_name, p_idx, String());
+				pm->unbind_global_menu();
+			}
+			items.write[p_idx].submenu_bound = false;
+		}
+	}
+
 	items.write[p_idx].submenu = p_submenu;
+
+	if (!global_menu_name.is_empty()) {
+		if (!items[p_idx].submenu.is_empty()) {
+			PopupMenu *pm = Object::cast_to<PopupMenu>(get_node_or_null(items[p_idx].submenu));
+			if (pm) {
+				String submenu_name = pm->bind_global_menu();
+				DisplayServer::get_singleton()->global_menu_set_item_submenu(global_menu_name, p_idx, submenu_name);
+				items.write[p_idx].submenu_bound = true;
+			}
+		}
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1423,6 +1757,11 @@ void PopupMenu::set_item_submenu(int p_idx, const String &p_submenu) {
 void PopupMenu::toggle_item_checked(int p_idx) {
 	ERR_FAIL_INDEX(p_idx, items.size());
 	items.write[p_idx].checked = !items[p_idx].checked;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_checked(global_menu_name, p_idx, items[p_idx].checked);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1569,6 +1908,11 @@ void PopupMenu::set_item_as_checkable(int p_idx, bool p_checkable) {
 	}
 
 	items.write[p_idx].checkable_type = p_checkable ? Item::CHECKABLE_TYPE_CHECK_BOX : Item::CHECKABLE_TYPE_NONE;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_checkable(global_menu_name, p_idx, p_checkable);
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1585,6 +1929,11 @@ void PopupMenu::set_item_as_radio_checkable(int p_idx, bool p_radio_checkable) {
 	}
 
 	items.write[p_idx].checkable_type = p_radio_checkable ? Item::CHECKABLE_TYPE_RADIO_BUTTON : Item::CHECKABLE_TYPE_NONE;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_radio_checkable(global_menu_name, p_idx, p_radio_checkable);
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1600,6 +1949,11 @@ void PopupMenu::set_item_tooltip(int p_idx, const String &p_tooltip) {
 	}
 
 	items.write[p_idx].tooltip = p_tooltip;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_tooltip(global_menu_name, p_idx, p_tooltip);
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1625,6 +1979,21 @@ void PopupMenu::set_item_shortcut(int p_idx, const Ref<Shortcut> &p_shortcut, bo
 		_ref_shortcut(items[p_idx].shortcut);
 	}
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		ds->global_menu_set_item_accelerator(global_menu_name, p_idx, Key::NONE);
+		if (!items[p_idx].shortcut_is_disabled && items[p_idx].shortcut.is_valid() && items[p_idx].shortcut->has_valid_event()) {
+			Array events = items[p_idx].shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, p_idx, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1640,6 +2009,10 @@ void PopupMenu::set_item_indent(int p_idx, int p_indent) {
 	}
 	items.write[p_idx].indent = p_indent;
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_indentation_level(global_menu_name, p_idx, p_indent);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1656,6 +2029,11 @@ void PopupMenu::set_item_multistate(int p_idx, int p_state) {
 	}
 
 	items.write[p_idx].state = p_state;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_state(global_menu_name, p_idx, p_state);
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1671,6 +2049,22 @@ void PopupMenu::set_item_shortcut_disabled(int p_idx, bool p_disabled) {
 	}
 
 	items.write[p_idx].shortcut_is_disabled = p_disabled;
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer *ds = DisplayServer::get_singleton();
+		ds->global_menu_set_item_accelerator(global_menu_name, p_idx, Key::NONE);
+		if (!items[p_idx].shortcut_is_disabled && items[p_idx].shortcut.is_valid() && items[p_idx].shortcut->has_valid_event()) {
+			Array events = items[p_idx].shortcut->get_events();
+			for (int j = 0; j < events.size(); j++) {
+				Ref<InputEventKey> ie = events[j];
+				if (ie.is_valid()) {
+					ds->global_menu_set_item_accelerator(global_menu_name, p_idx, ie->get_keycode_with_modifiers());
+					break;
+				}
+			}
+		}
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1686,6 +2080,10 @@ void PopupMenu::toggle_item_multistate(int p_idx) {
 		items.write[p_idx].state = 0;
 	}
 
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_set_item_state(global_menu_name, p_idx, items[p_idx].state);
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1739,11 +2137,23 @@ void PopupMenu::set_item_count(int p_count) {
 		return;
 	}
 
+	DisplayServer *ds = DisplayServer::get_singleton();
+	bool is_global = !global_menu_name.is_empty();
+
+	if (is_global && prev_size > p_count) {
+		for (int i = prev_size - 1; i >= p_count; i--) {
+			ds->global_menu_remove_item(global_menu_name, i);
+		}
+	}
+
 	items.resize(p_count);
 
 	if (prev_size < p_count) {
 		for (int i = prev_size; i < p_count; i++) {
 			items.write[i].id = i;
+			if (is_global) {
+				ds->global_menu_add_item(global_menu_name, String(), callable_mp(this, &PopupMenu::activate_item), Callable(), i);
+			}
 		}
 	}
 
@@ -1828,6 +2238,16 @@ bool PopupMenu::activate_item_by_event(const Ref<InputEvent> &p_event, bool p_fo
 	return false;
 }
 
+void PopupMenu::_about_to_popup() {
+	ERR_MAIN_THREAD_GUARD;
+	emit_signal(SNAME("about_to_popup"));
+}
+
+void PopupMenu::_about_to_close() {
+	ERR_MAIN_THREAD_GUARD;
+	emit_signal(SNAME("popup_hide"));
+}
+
 void PopupMenu::activate_item(int p_idx) {
 	ERR_FAIL_INDEX(p_idx, items.size());
 	ERR_FAIL_COND(items[p_idx].separator);
@@ -1890,6 +2310,11 @@ void PopupMenu::remove_item(int p_idx) {
 	}
 
 	items.remove_at(p_idx);
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_remove_item(global_menu_name, p_idx);
+	}
+
 	control->queue_redraw();
 	child_controls_changed();
 	_menu_changed();
@@ -1904,6 +2329,11 @@ void PopupMenu::add_separator(const String &p_text, int p_id) {
 		sep.xl_text = atr(p_text);
 	}
 	items.push_back(sep);
+
+	if (!global_menu_name.is_empty()) {
+		DisplayServer::get_singleton()->global_menu_add_separator(global_menu_name);
+	}
+
 	control->queue_redraw();
 	_menu_changed();
 }
@@ -1922,7 +2352,22 @@ void PopupMenu::clear(bool p_free_submenus) {
 			}
 		}
 	}
+
+	if (!global_menu_name.is_empty()) {
+		for (int i = 0; i < items.size(); i++) {
+			Item &item = items.write[i];
+			if (!item.submenu.is_empty()) {
+				PopupMenu *pm = Object::cast_to<PopupMenu>(get_node_or_null(item.submenu));
+				if (pm) {
+					pm->unbind_global_menu();
+				}
+				item.submenu_bound = false;
+			}
+		}
+		DisplayServer::get_singleton()->global_menu_clear(global_menu_name);
+	}
 	items.clear();
+
 	mouse_over = -1;
 	control->queue_redraw();
 	child_controls_changed();

scene/gui/popup_menu.h

@@ -75,6 +75,7 @@ class PopupMenu : public Popup {
 		bool shortcut_is_global = false;
 		bool shortcut_is_disabled = false;
 		bool allow_echo = false;
+		bool submenu_bound = false;
 
 		// Returns (0,0) if icon is null.
 		Size2 get_icon_size() const {
@@ -88,6 +89,8 @@ class PopupMenu : public Popup {
 		}
 	};
 
+	String global_menu_name;
+
 	bool close_allowed = false;
 	bool activated_by_keyboard = false;
 
@@ -213,6 +216,9 @@ public:
 
 	virtual void _parent_focused() override;
 
+	String bind_global_menu();
+	void unbind_global_menu();
+
 	void add_item(const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
 	void add_icon_item(const Ref<Texture2D> &p_icon, const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
 	void add_check_item(const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
@@ -293,6 +299,9 @@ public:
 	bool activate_item_by_event(const Ref<InputEvent> &p_event, bool p_for_global_only = false);
 	void activate_item(int p_idx);
 
+	void _about_to_popup();
+	void _about_to_close();
+
 	void remove_item(int p_idx);
 
 	void add_separator(const String &p_text = String(), int p_id = -1);

servers/display_server.cpp

@@ -82,6 +82,10 @@ int DisplayServer::global_menu_add_multistate_item(const String &p_menu_root, co
 	return -1;
 }
 
+void DisplayServer::global_menu_set_popup_callbacks(const String &p_menu_root, const Callable &p_open_callbacs, const Callable &p_close_callback) {
+	WARN_PRINT("Global menus not supported by this display server.");
+}
+
 int DisplayServer::global_menu_add_submenu_item(const String &p_menu_root, const String &p_label, const String &p_submenu, int p_index) {
 	WARN_PRINT("Global menus not supported by this display server.");
 	return -1;
@@ -106,6 +110,10 @@ void DisplayServer::global_menu_set_item_callback(const String &p_menu_root, int
 	WARN_PRINT("Global menus not supported by this display server.");
 }
 
+void DisplayServer::global_menu_set_item_hover_callbacks(const String &p_menu_root, int p_idx, const Callable &p_callback) {
+	WARN_PRINT("Global menus not supported by this display server.");
+}
+
 void DisplayServer::global_menu_set_item_key_callback(const String &p_menu_root, int p_idx, const Callable &p_key_callback) {
 	WARN_PRINT("Global menus not supported by this display server.");
 }
@@ -160,6 +168,11 @@ bool DisplayServer::global_menu_is_item_disabled(const String &p_menu_root, int
 	return false;
 }
 
+bool DisplayServer::global_menu_is_item_hidden(const String &p_menu_root, int p_idx) const {
+	WARN_PRINT("Global menus not supported by this display server.");
+	return false;
+}
+
 String DisplayServer::global_menu_get_item_tooltip(const String &p_menu_root, int p_idx) const {
 	WARN_PRINT("Global menus not supported by this display server.");
 	return String();
@@ -217,6 +230,10 @@ void DisplayServer::global_menu_set_item_disabled(const String &p_menu_root, int
 	WARN_PRINT("Global menus not supported by this display server.");
 }
 
+void DisplayServer::global_menu_set_item_hidden(const String &p_menu_root, int p_idx, bool p_hidden) {
+	WARN_PRINT("Global menus not supported by this display server.");
+}
+
 void DisplayServer::global_menu_set_item_tooltip(const String &p_menu_root, int p_idx, const String &p_tooltip) {
 	WARN_PRINT("Global menus not supported by this display server.");
 }
@@ -581,6 +598,7 @@ void DisplayServer::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("has_feature", "feature"), &DisplayServer::has_feature);
 	ClassDB::bind_method(D_METHOD("get_name"), &DisplayServer::get_name);
 
+	ClassDB::bind_method(D_METHOD("global_menu_set_popup_callbacks", "menu_root", "open_callback", "close_callback"), &DisplayServer::global_menu_set_popup_callbacks);
 	ClassDB::bind_method(D_METHOD("global_menu_add_submenu_item", "menu_root", "label", "submenu", "index"), &DisplayServer::global_menu_add_submenu_item, DEFVAL(-1));
 	ClassDB::bind_method(D_METHOD("global_menu_add_item", "menu_root", "label", "callback", "key_callback", "tag", "accelerator", "index"), &DisplayServer::global_menu_add_item, DEFVAL(Callable()), DEFVAL(Callable()), DEFVAL(Variant()), DEFVAL(Key::NONE), DEFVAL(-1));
 	ClassDB::bind_method(D_METHOD("global_menu_add_check_item", "menu_root", "label", "callback", "key_callback", "tag", "accelerator", "index"), &DisplayServer::global_menu_add_check_item, DEFVAL(Callable()), DEFVAL(Callable()), DEFVAL(Variant()), DEFVAL(Key::NONE), DEFVAL(-1));
@@ -604,6 +622,7 @@ void DisplayServer::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("global_menu_get_item_submenu", "menu_root", "idx"), &DisplayServer::global_menu_get_item_submenu);
 	ClassDB::bind_method(D_METHOD("global_menu_get_item_accelerator", "menu_root", "idx"), &DisplayServer::global_menu_get_item_accelerator);
 	ClassDB::bind_method(D_METHOD("global_menu_is_item_disabled", "menu_root", "idx"), &DisplayServer::global_menu_is_item_disabled);
+	ClassDB::bind_method(D_METHOD("global_menu_is_item_hidden", "menu_root", "idx"), &DisplayServer::global_menu_is_item_hidden);
 	ClassDB::bind_method(D_METHOD("global_menu_get_item_tooltip", "menu_root", "idx"), &DisplayServer::global_menu_get_item_tooltip);
 	ClassDB::bind_method(D_METHOD("global_menu_get_item_state", "menu_root", "idx"), &DisplayServer::global_menu_get_item_state);
 	ClassDB::bind_method(D_METHOD("global_menu_get_item_max_states", "menu_root", "idx"), &DisplayServer::global_menu_get_item_max_states);
@@ -614,12 +633,14 @@ void DisplayServer::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_checkable", "menu_root", "idx", "checkable"), &DisplayServer::global_menu_set_item_checkable);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_radio_checkable", "menu_root", "idx", "checkable"), &DisplayServer::global_menu_set_item_radio_checkable);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_callback", "menu_root", "idx", "callback"), &DisplayServer::global_menu_set_item_callback);
+	ClassDB::bind_method(D_METHOD("global_menu_set_item_hover_callbacks", "menu_root", "idx", "callback"), &DisplayServer::global_menu_set_item_hover_callbacks);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_key_callback", "menu_root", "idx", "key_callback"), &DisplayServer::global_menu_set_item_key_callback);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_tag", "menu_root", "idx", "tag"), &DisplayServer::global_menu_set_item_tag);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_text", "menu_root", "idx", "text"), &DisplayServer::global_menu_set_item_text);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_submenu", "menu_root", "idx", "submenu"), &DisplayServer::global_menu_set_item_submenu);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_accelerator", "menu_root", "idx", "keycode"), &DisplayServer::global_menu_set_item_accelerator);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_disabled", "menu_root", "idx", "disabled"), &DisplayServer::global_menu_set_item_disabled);
+	ClassDB::bind_method(D_METHOD("global_menu_set_item_hidden", "menu_root", "idx", "hidden"), &DisplayServer::global_menu_set_item_hidden);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_tooltip", "menu_root", "idx", "tooltip"), &DisplayServer::global_menu_set_item_tooltip);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_state", "menu_root", "idx", "state"), &DisplayServer::global_menu_set_item_state);
 	ClassDB::bind_method(D_METHOD("global_menu_set_item_max_states", "menu_root", "idx", "max_states"), &DisplayServer::global_menu_set_item_max_states);

servers/display_server.h

@@ -130,6 +130,8 @@ public:
 	virtual bool has_feature(Feature p_feature) const = 0;
 	virtual String get_name() const = 0;
 
+	virtual void global_menu_set_popup_callbacks(const String &p_menu_root, const Callable &p_open_callback = Callable(), const Callable &p_close_callback = Callable());
+
 	virtual int global_menu_add_submenu_item(const String &p_menu_root, const String &p_label, const String &p_submenu, int p_index = -1);
 	virtual int global_menu_add_item(const String &p_menu_root, const String &p_label, const Callable &p_callback = Callable(), const Callable &p_key_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
 	virtual int global_menu_add_check_item(const String &p_menu_root, const String &p_label, const Callable &p_callback = Callable(), const Callable &p_key_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
@@ -153,6 +155,7 @@ public:
 	virtual String global_menu_get_item_submenu(const String &p_menu_root, int p_idx) const;
 	virtual Key global_menu_get_item_accelerator(const String &p_menu_root, int p_idx) const;
 	virtual bool global_menu_is_item_disabled(const String &p_menu_root, int p_idx) const;
+	virtual bool global_menu_is_item_hidden(const String &p_menu_root, int p_idx) const;
 	virtual String global_menu_get_item_tooltip(const String &p_menu_root, int p_idx) const;
 	virtual int global_menu_get_item_state(const String &p_menu_root, int p_idx) const;
 	virtual int global_menu_get_item_max_states(const String &p_menu_root, int p_idx) const;
@@ -164,11 +167,13 @@ public:
 	virtual void global_menu_set_item_radio_checkable(const String &p_menu_root, int p_idx, bool p_checkable);
 	virtual void global_menu_set_item_callback(const String &p_menu_root, int p_idx, const Callable &p_callback);
 	virtual void global_menu_set_item_key_callback(const String &p_menu_root, int p_idx, const Callable &p_key_callback);
+	virtual void global_menu_set_item_hover_callbacks(const String &p_menu_root, int p_idx, const Callable &p_callback);
 	virtual void global_menu_set_item_tag(const String &p_menu_root, int p_idx, const Variant &p_tag);
 	virtual void global_menu_set_item_text(const String &p_menu_root, int p_idx, const String &p_text);
 	virtual void global_menu_set_item_submenu(const String &p_menu_root, int p_idx, const String &p_submenu);
 	virtual void global_menu_set_item_accelerator(const String &p_menu_root, int p_idx, Key p_keycode);
 	virtual void global_menu_set_item_disabled(const String &p_menu_root, int p_idx, bool p_disabled);
+	virtual void global_menu_set_item_hidden(const String &p_menu_root, int p_idx, bool p_hidden);
 	virtual void global_menu_set_item_tooltip(const String &p_menu_root, int p_idx, const String &p_tooltip);
 	virtual void global_menu_set_item_state(const String &p_menu_root, int p_idx, int p_state);
 	virtual void global_menu_set_item_max_states(const String &p_menu_root, int p_idx, int p_max_states);