Event happens when args are provided to the loop by args_add().

Since 1.22

arguments: Efl.Loop_Arguments;

EFL_LOOP_EVENT_ARGUMENTS(Efl_Loop_Arguments)

static void
on_efl_loop_event_arguments(void *data, const Efl_Event *event)
{
    Efl_Loop_Arguments info = event->info;
    Eo *obj = event->object;
    Data *d = data;
 
    /* event hander code */
}
 
static void
setup_event_handler(Eo *obj, Data *d)
{
    efl_event_callback_add(obj, EFL_LOOP_EVENT_ARGUMENTS, on_efl_loop_event_arguments, d);
}