Index: uspace/lib/ui/include/types/ui/menubar.h
===================================================================
--- uspace/lib/ui/include/types/ui/menubar.h	(revision 211fd689737d35925504cec0c8fb09d1af3bd74d)
+++ uspace/lib/ui/include/types/ui/menubar.h	(revision 4b20d5fd9af92ba1750df0a229e8f1998920af32)
@@ -1,4 +1,4 @@
 /*
- * Copyright (c) 2021 Jiri Svoboda
+ * Copyright (c) 2024 Jiri Svoboda
  * All rights reserved.
  *
@@ -40,4 +40,12 @@
 typedef struct ui_menu_bar ui_menu_bar_t;
 
+/** Menu bar callbacks */
+typedef struct ui_menu_bar_cb {
+	/** Activated */
+	void (*activate)(ui_menu_bar_t *, void *);
+	/** Deactivated */
+	void (*deactivate)(ui_menu_bar_t *, void *);
+} ui_menu_bar_cb_t;
+
 #endif
 
Index: uspace/lib/ui/include/ui/menubar.h
===================================================================
--- uspace/lib/ui/include/ui/menubar.h	(revision 211fd689737d35925504cec0c8fb09d1af3bd74d)
+++ uspace/lib/ui/include/ui/menubar.h	(revision 4b20d5fd9af92ba1750df0a229e8f1998920af32)
@@ -1,4 +1,4 @@
 /*
- * Copyright (c) 2023 Jiri Svoboda
+ * Copyright (c) 2024 Jiri Svoboda
  * All rights reserved.
  *
@@ -52,4 +52,5 @@
     ui_menu_bar_t **);
 extern void ui_menu_bar_destroy(ui_menu_bar_t *);
+extern void ui_menu_bar_set_cb(ui_menu_bar_t *, ui_menu_bar_cb_t *, void *);
 extern ui_control_t *ui_menu_bar_ctl(ui_menu_bar_t *);
 extern void ui_menu_bar_set_rect(ui_menu_bar_t *, gfx_rect_t *);