--- a/ui/gtk/menu.h	Sun Sep 13 11:50:14 2026 +0200
+++ b/ui/gtk/menu.h	Sun Sep 13 14:30:34 2026 +0200
@@ -44,6 +44,12 @@
     
 GtkWidget *ui_create_menubar(UiObject *obj);
 
+typedef struct UiContextMenuPopupCallback {
+    /* this callback will be called without an event ptr */
+    ui_callback callback;
+    void *userdata;
+} UiContextMenuPopupCallback;
+
 #if GTK_MAJOR_VERSION <= 3
 
 typedef struct UiActiveMenuItemList UiActiveMenuItemList;