efl/legacy/ecore/src/lib/ecore/ecore_idler.c

160 lines
3.5 KiB
C

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include "Ecore.h"
#include "ecore_private.h"
struct _Ecore_Idler
{
EINA_INLIST;
ECORE_MAGIC;
Ecore_Task_Cb func;
void *data;
int references;
Eina_Bool delete_me : 1;
};
GENERIC_ALLOC_SIZE_DECLARE(Ecore_Idler);
static Ecore_Idler *idlers = NULL;
static Ecore_Idler *idler_current = NULL;
static int idlers_delete_me = 0;
static void *
_ecore_idler_del(Ecore_Idler *idler);
EAPI Ecore_Idler *
ecore_idler_add(Ecore_Task_Cb func,
const void *data)
{
Ecore_Idler *ie = NULL;
_ecore_lock();
if (!func) goto unlock;
ie = ecore_idler_calloc(1);
if (!ie) goto unlock;
ECORE_MAGIC_SET(ie, ECORE_MAGIC_IDLER);
ie->func = func;
ie->data = (void *)data;
idlers = (Ecore_Idler *)eina_inlist_append(EINA_INLIST_GET(idlers), EINA_INLIST_GET(ie));
unlock:
_ecore_unlock();
return ie;
}
EAPI void *
ecore_idler_del(Ecore_Idler *idler)
{
void *data = NULL;
if (!ECORE_MAGIC_CHECK(idler, ECORE_MAGIC_IDLER))
{
ECORE_MAGIC_FAIL(idler, ECORE_MAGIC_IDLER,
"ecore_idler_del");
return NULL;
}
_ecore_lock();
data = _ecore_idler_del(idler);
_ecore_unlock();
return data;
}
/**
* @}
*/
/**
* @}
*/
static void *
_ecore_idler_del(Ecore_Idler *idler)
{
EINA_SAFETY_ON_TRUE_RETURN_VAL(idler->delete_me, NULL);
idler->delete_me = 1;
idlers_delete_me = 1;
return idler->data;
}
void
_ecore_idler_shutdown(void)
{
Ecore_Idler *ie;
while ((ie = idlers))
{
idlers = (Ecore_Idler *)eina_inlist_remove(EINA_INLIST_GET(idlers), EINA_INLIST_GET(idlers));
ECORE_MAGIC_SET(ie, ECORE_MAGIC_NONE);
ecore_idler_mp_free(ie);
}
idlers_delete_me = 0;
idler_current = NULL;
}
int
_ecore_idler_all_call(void)
{
if (!idler_current)
{
/* regular main loop, start from head */
idler_current = idlers;
}
else
{
/* recursive main loop, continue from where we were */
idler_current = (Ecore_Idler *)EINA_INLIST_GET(idler_current)->next;
}
while (idler_current)
{
Ecore_Idler *ie = (Ecore_Idler *)idler_current;
if (!ie->delete_me)
{
ie->references++;
if (!_ecore_call_task_cb(ie->func, ie->data))
{
if (!ie->delete_me) _ecore_idler_del(ie);
}
ie->references--;
}
if (idler_current) /* may have changed in recursive main loops */
idler_current = (Ecore_Idler *)EINA_INLIST_GET(idler_current)->next;
}
if (idlers_delete_me)
{
Ecore_Idler *l;
int deleted_idlers_in_use = 0;
for (l = idlers; l; )
{
Ecore_Idler *ie = l;
l = (Ecore_Idler *)EINA_INLIST_GET(l)->next;
if (ie->delete_me)
{
if (ie->references)
{
deleted_idlers_in_use++;
continue;
}
idlers = (Ecore_Idler *)eina_inlist_remove(EINA_INLIST_GET(idlers), EINA_INLIST_GET(ie));
ECORE_MAGIC_SET(ie, ECORE_MAGIC_NONE);
ecore_idler_mp_free(ie);
}
}
if (!deleted_idlers_in_use)
idlers_delete_me = 0;
}
if (idlers) return 1;
return 0;
}
int
_ecore_idler_exist(void)
{
if (idlers) return 1;
return 0;
}