macos: add visible-menu non-native-fullscreen option

include/ghostty.h

@@ -70,6 +70,12 @@ typedef enum {
     GHOSTTY_MOUSE_MOMENTUM_MAY_BEGIN,
 } ghostty_input_mouse_momentum_e;
 
+typedef enum {
+    GHOSTTY_NON_NATIVE_FULLSCREEN_FALSE,
+    GHOSTTY_NON_NATIVE_FULLSCREEN_TRUE,
+    GHOSTTY_NON_NATIVE_FULLSCREEN_VISIBLE_MENU,
+} ghostty_non_native_fullscreen_e;
+
 // This is a packed struct (see src/input/mouse.zig) but the C standard
 // afaik doesn't let us reliably define packed structs so we build it up
 // from scratch.
@@ -257,7 +263,7 @@ typedef void (*ghostty_runtime_new_window_cb)(void *, ghostty_surface_config_s);
 typedef void (*ghostty_runtime_close_surface_cb)(void *, bool);
 typedef void (*ghostty_runtime_focus_split_cb)(void *, ghostty_split_focus_direction_e);
 typedef void (*ghostty_runtime_goto_tab_cb)(void *, int32_t);
-typedef void (*ghostty_runtime_toggle_fullscreen_cb)(void *, bool);
+typedef void (*ghostty_runtime_toggle_fullscreen_cb)(void *, ghostty_non_native_fullscreen_e);
 
 typedef struct {
     void *userdata;

macos/Sources/Features/Primary Window/PrimaryView.swift

@@ -146,7 +146,7 @@ struct PrimaryView: View {
 
         // Check whether we use non-native fullscreen
         guard let useNonNativeFullscreenAny = notification.userInfo?[Ghostty.Notification.NonNativeFullscreenKey] else { return }
-        guard let useNonNativeFullscreen = useNonNativeFullscreenAny as? Bool else { return }
+        guard let useNonNativeFullscreen = useNonNativeFullscreenAny as? ghostty_non_native_fullscreen_e else { return }
 
         self.fullScreen.toggleFullscreen(window: window, nonNativeFullscreen: useNonNativeFullscreen)
         // After toggling fullscreen we need to focus the terminal again.

macos/Sources/Ghostty/AppState.swift

@@ -74,7 +74,7 @@ extension Ghostty {
                 close_surface_cb: { userdata, processAlive in AppState.closeSurface(userdata, processAlive: processAlive) },
                 focus_split_cb: { userdata, direction in AppState.focusSplit(userdata, direction: direction) },
                 goto_tab_cb: { userdata, n in AppState.gotoTab(userdata, n: n) },
-                toggle_fullscreen_cb: { userdata, nonNativeFullscreen in AppState.toggleFullscreen(userdata, useNonNativeFullscreen: nonNativeFullscreen) }
+                toggle_fullscreen_cb: { userdata, nonNativeFullscreen in AppState.toggleFullscreen(userdata, nonNativeFullscreen: nonNativeFullscreen) }
             )
 
             // Create the ghostty app.
@@ -276,14 +276,13 @@ extension Ghostty {
             }
         }
 
-        static func toggleFullscreen(_ userdata: UnsafeMutableRawPointer?, useNonNativeFullscreen: Bool) {
-            // togo: use non-native fullscreen
+        static func toggleFullscreen(_ userdata: UnsafeMutableRawPointer?, nonNativeFullscreen: ghostty_non_native_fullscreen_e) {
             guard let surface = self.surfaceUserdata(from: userdata) else { return }
             NotificationCenter.default.post(
                 name: Notification.ghosttyToggleFullscreen,
                 object: surface,
                 userInfo: [
-                    Notification.NonNativeFullscreenKey: useNonNativeFullscreen,
+                    Notification.NonNativeFullscreenKey: nonNativeFullscreen,
                 ]
             )
         }

macos/Sources/Helpers/FullScreenHandler.swift

@@ -1,4 +1,5 @@
 import SwiftUI
+import GhosttyKit
 
 class FullScreenHandler {
     var previousTabGroup: NSWindowTabGroup?
@@ -11,9 +12,10 @@ class FullScreenHandler {
     // and then wants to toggle it off
     var isInNonNativeFullscreen: Bool = false
     
-    func toggleFullscreen(window: NSWindow, nonNativeFullscreen: Bool) {
+    func toggleFullscreen(window: NSWindow, nonNativeFullscreen: ghostty_non_native_fullscreen_e) {
+        let useNonNativeFullscreen = nonNativeFullscreen != GHOSTTY_NON_NATIVE_FULLSCREEN_FALSE
         if isInFullscreen {
-            if nonNativeFullscreen || isInNonNativeFullscreen {
+            if useNonNativeFullscreen || isInNonNativeFullscreen {
                 leaveFullscreen(window: window)
                 isInNonNativeFullscreen = false
             } else {
@@ -21,8 +23,9 @@ class FullScreenHandler {
             }
             isInFullscreen = false
         } else {
-            if nonNativeFullscreen {
-                enterFullscreen(window: window)
+            if useNonNativeFullscreen {
+                let hideMenu = nonNativeFullscreen != GHOSTTY_NON_NATIVE_FULLSCREEN_VISIBLE_MENU
+                enterFullscreen(window: window, hideMenu: hideMenu)
                 isInNonNativeFullscreen = true
             } else {
                 window.toggleFullScreen(nil)
@@ -31,7 +34,7 @@ class FullScreenHandler {
         }
     }
     
-    func enterFullscreen(window: NSWindow) {
+    func enterFullscreen(window: NSWindow, hideMenu: Bool) {
         guard let screen = window.screen else { return }
         guard let contentView = window.contentView else { return }
         
@@ -41,7 +44,7 @@ class FullScreenHandler {
         // Save previous contentViewFrame and screen
         previousContentFrame = window.convertToScreen(contentView.frame)
         
-        // Change presentation style to hide menu bar and dock
+        // Change presentation style to hide menu bar and dock if needed
         // It's important to do this in two calls, because setting them in a single call guarantees
         // that the menu bar will also be hidden on any additional displays (why? nobody knows!)
         // When these options are set separately, the menu bar hiding problem will only occur in
@@ -52,19 +55,30 @@ class FullScreenHandler {
         if (shouldHideDock(screen: screen)) {
             NSApp.presentationOptions.insert(.autoHideDock)
         }
+        if (hideMenu) {
             NSApp.presentationOptions.insert(.autoHideMenuBar)
+        }
         
         // This is important: it gives us the full screen, including the
         // notch area on MacBooks.
         window.styleMask.remove(.titled)
         
-        // Set frame to screen size
-        window.setFrame(screen.frame, display: true)
+        // Set frame to screen size, accounting for the menu bar if needed
+        let frame = calculateFullscreenFrame(screenFrame: screen.frame, subtractMenu: !hideMenu)
+        window.setFrame(frame, display: true)
         
         // Focus window
         window.makeKeyAndOrderFront(nil)
     }
     
+    func calculateFullscreenFrame(screenFrame: NSRect, subtractMenu: Bool)->NSRect {
+        if (subtractMenu) {
+            let menuHeight = NSApp.mainMenu?.menuBarHeight ?? 0
+            return NSMakeRect(screenFrame.minX, screenFrame.minY, screenFrame.width, screenFrame.height - menuHeight)
+        }
+        return screenFrame
+    }
+    
     func leaveFullscreen(window: NSWindow) {
         guard let previousFrame = previousContentFrame else { return }
         

src/Surface.zig

@@ -137,7 +137,7 @@ const DerivedConfig = struct {
     copy_on_select: configpkg.CopyOnSelect,
     confirm_close_surface: bool,
     mouse_interval: u64,
-    macos_non_native_fullscreen: bool,
+    macos_non_native_fullscreen: configpkg.NonNativeFullscreen,
     macos_option_as_alt: configpkg.OptionAsAlt,
 
     pub fn init(alloc_gpa: Allocator, config: *const configpkg.Config) !DerivedConfig {

src/apprt/embedded.zig

@@ -13,7 +13,8 @@ const apprt = @import("../apprt.zig");
 const input = @import("../input.zig");
 const CoreApp = @import("../App.zig");
 const CoreSurface = @import("../Surface.zig");
-const Config = @import("../config.zig").Config;
+const configpkg = @import("../config.zig");
+const Config = configpkg.Config;
 
 const log = std.log.scoped(.embedded_window);
 
@@ -75,7 +76,7 @@ pub const App = struct {
         goto_tab: ?*const fn (SurfaceUD, usize) callconv(.C) void = null,
 
         /// Toggle fullscreen for current window.
-        toggle_fullscreen: ?*const fn (SurfaceUD, bool) callconv(.C) void = null,
+        toggle_fullscreen: ?*const fn (SurfaceUD, configpkg.NonNativeFullscreen) callconv(.C) void = null,
     };
 
     core_app: *CoreApp,
@@ -622,7 +623,7 @@ pub const Surface = struct {
         func(self.opts.userdata, n);
     }
 
-    pub fn toggleFullscreen(self: *Surface, nonNativeFullscreen: bool) void {
+    pub fn toggleFullscreen(self: *Surface, nonNativeFullscreen: configpkg.NonNativeFullscreen) void {
         const func = self.app.opts.toggle_fullscreen orelse {
             log.info("runtime embedder does not toggle_fullscreen", .{});
             return;

src/apprt/gtk.zig

@@ -10,7 +10,8 @@ const font = @import("../font/main.zig");
 const input = @import("../input.zig");
 const CoreApp = @import("../App.zig");
 const CoreSurface = @import("../Surface.zig");
-const Config = @import("../config.zig").Config;
+const configpkg = @import("../config.zig");
+const Config = configpkg.Config;
 
 pub const c = @cImport({
     @cInclude("gtk/gtk.h");
@@ -518,7 +519,7 @@ const Window = struct {
     }
 
     /// Toggle fullscreen for this window.
-    fn toggleFullscreen(self: *Window, _: bool) void {
+    fn toggleFullscreen(self: *Window, _: configpkg.NonNativeFullscreen) void {
         const is_fullscreen = c.gtk_window_is_fullscreen(self.window);
         if (is_fullscreen == 0) {
             c.gtk_window_fullscreen(self.window);
@@ -896,7 +897,7 @@ pub const Surface = struct {
         c.gtk_widget_show(alert);
     }
 
-    pub fn toggleFullscreen(self: *Surface, mac_non_native: bool) void {
+    pub fn toggleFullscreen(self: *Surface, mac_non_native: configpkg.NonNativeFullscreen) void {
         self.window.toggleFullscreen(mac_non_native);
     }
 

src/config.zig

@@ -278,11 +278,17 @@ pub const Config = struct {
     /// The default value is "detect".
     @"shell-integration": ShellIntegration = .detect,
 
-    /// If true, fullscreen mode on macOS will not use the native fullscreen,
-    /// but make the window fullscreen without animations and using a new space.
-    /// That's faster than the native fullscreen mode since it doesn't use
-    /// animations.
-    @"macos-non-native-fullscreen": bool = false,
+    /// If anything other than false, fullscreen mode on macOS will not use the
+    /// native fullscreen, but make the window fullscreen without animations and
+    /// using a new space. It's faster than the native fullscreen mode since it
+    /// doesn't use animations.
+    ///
+    /// Allowable values are:
+    ///
+    ///   * "visible-menu" - Use non-native macOS fullscreen, keep the menu bar visible
+    ///   * "true" - Use non-native macOS fullscreen, hide the menu bar
+    ///   * "false" - Use native macOS fullscreeen
+    @"macos-non-native-fullscreen": NonNativeFullscreen = .false,
 
     /// If true, the Option key will be treated as Alt. This makes terminal
     /// sequences expecting Alt to work properly, but will break Unicode
@@ -1075,6 +1081,15 @@ fn equal(comptime T: type, old: T, new: T) bool {
     }
 }
 
+/// Valid values for macos-non-native-fullscreen
+/// c_int because it needs to be extern compatible
+/// If this is changed, you must also update ghostty.h
+pub const NonNativeFullscreen = enum(c_int) {
+    false,
+    true,
+    @"visible-menu",
+};
+
 /// Valid values for macos-option-as-alt.
 pub const OptionAsAlt = enum {
     false,