efl/legacy/eobj/examples/signals/main.c

58 lines
1.7 KiB
C

#include "Eobj.h"
#include "simple.h"
#include "../eunit_tests.h"
static int cb_count = 0;
static Eina_Bool
_a_changed_cb(void *data, Eobj *obj, const Eobj_Event_Description *desc, void *event_info)
{
(void) desc;
(void) obj;
int new_a = *((int *) event_info);
printf("%s event_info:'%d' data:'%d'\n", __func__, new_a, (int) data);
cb_count++;
/* Stop as we reached the 3rd one. */
return (cb_count != 3);
}
int
main(int argc, char *argv[])
{
(void) argc;
(void) argv;
eobj_init();
Eobj *obj = eobj_add(SIMPLE_CLASS, NULL);
Simple_Public_Data *pd = eobj_data_get(obj, SIMPLE_CLASS);
/* The order of these two is undetermined. */
eobj_event_callback_priority_add(obj, SIG_A_CHANGED, EOBJ_CALLBACK_PRIORITY_BEFORE, _a_changed_cb, (void *) 2);
eobj_event_callback_priority_add(obj, SIG_A_CHANGED, EOBJ_CALLBACK_PRIORITY_BEFORE, _a_changed_cb, (void *) 1);
/* This will be called afterwards. */
eobj_event_callback_priority_add(obj, SIG_A_CHANGED, EOBJ_CALLBACK_PRIORITY_DEFAULT, _a_changed_cb, (void *) 3);
/* This will never be called because the previous callback returns NULL. */
eobj_event_callback_priority_add(obj, SIG_A_CHANGED, EOBJ_CALLBACK_PRIORITY_AFTER, _a_changed_cb, (void *) 4);
eobj_do(obj, SIMPLE_A_SET(1));
fail_if(cb_count != 3);
eobj_event_callback_del_full(obj, SIG_A_CHANGED, _a_changed_cb, (void *) 3);
fail_if(pd->cb_count != 3);
eobj_event_callback_del_full(obj, SIG_A_CHANGED, _a_changed_cb, (void *) 4);
fail_if(pd->cb_count != 2);
eobj_event_callback_del(obj, SIG_A_CHANGED, _a_changed_cb);
fail_if(pd->cb_count != 1);
eobj_event_callback_del(obj, SIG_A_CHANGED, _a_changed_cb);
fail_if(pd->cb_count != 0);
eobj_unref(obj);
eobj_shutdown();
return 0;
}