diff -r a24465cc7262 -r 6dd780cbc8c6 ui/ui/toolkit.h
--- a/ui/ui/toolkit.h	Sun Jan 15 15:08:07 2017 +0100
+++ b/ui/ui/toolkit.h	Sun Jan 22 11:16:21 2017 +0100
@@ -254,11 +254,15 @@
 void ui_init(char *appname, int argc, char **argv);
 char* ui_appname();
 
-void ui_exitfunc(ui_callback f, void *userdata);
-void ui_openfilefunc(ui_callback f, void *userdata);
+void ui_exitfunc(ui_callback f, void *userdata); // deprecated
+void ui_openfilefunc(ui_callback f, void *userdata); // deprecated
 
 void ui_context_closefunc(UiContext *ctx, ui_callback fnc, void *udata);
 
+void ui_onstartup(ui_callback f, void *userdata);
+void ui_onopen(ui_callback f, void *userdata);
+void ui_onexit(ui_callback f, void *userdata);
+
 void ui_main();
 void ui_show(UiObject *obj);
 void ui_close(UiObject *obj);