diff -r 789b476ff7e3 -r c4883a63929b ui/cocoa/EventData.h
--- a/ui/cocoa/EventData.h	Wed Apr 22 10:07:54 2026 +0200
+++ b/ui/cocoa/EventData.h	Wed Apr 22 19:29:26 2026 +0200
@@ -29,7 +29,7 @@
 #import "../ui/toolkit.h"
 #import "../common/context.h"
 
-typedef void(*get_eventdata_func)(id sender, UiVar *var, void **eventdata, int *value);
+typedef void(*get_eventdata_func)(id sender, UiVar *var, void **eventdata, int *eventdatatype, int *value);
 
 @interface EventData : NSObject
 @property UiObject           *obj;