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

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#include "ecore_private.h"
#include "Ecore.h"
static Ecore_Idle_Exiter *idle_exiters = NULL;
static int idle_exiters_delete_me = 0;
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/**
* Add an idle exiter handler.
* @param func The function to call when exiting an idle state.
* @param data The data to be passed to the @p func call
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* @return A handle to the idle exiter callback on success. NULL otherwise.
* @ingroup Idle_Group
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*/
EAPI Ecore_Idle_Exiter *
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ecore_idle_exiter_add(int (*func) (void *data), const void *data)
{
Ecore_Idle_Exiter *ie;
if (!func) return NULL;
ie = calloc(1, sizeof(Ecore_Idle_Exiter));
if (!ie) return NULL;
ECORE_MAGIC_SET(ie, ECORE_MAGIC_IDLE_EXITER);
ie->func = func;
ie->data = (void *)data;
idle_exiters = _ecore_list2_append(idle_exiters, ie);
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return ie;
}
/**
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* Delete an idle exiter handler from the list to be run on exiting idle state.
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* @param idle_exiter The idle exiter to delete
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* @return The data pointer that was being being passed to the handler if
* successful. NULL otherwise.
* @ingroup Idle_Group
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*/
EAPI void *
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ecore_idle_exiter_del(Ecore_Idle_Exiter *idle_exiter)
{
if (!ECORE_MAGIC_CHECK(idle_exiter, ECORE_MAGIC_IDLE_EXITER))
{
ECORE_MAGIC_FAIL(idle_exiter, ECORE_MAGIC_IDLE_EXITER,
"ecore_idle_exiter_del");
return NULL;
}
idle_exiter->delete_me = 1;
idle_exiters_delete_me = 1;
return idle_exiter->data;
}
void
_ecore_idle_exiter_shutdown(void)
{
while (idle_exiters)
{
Ecore_Idle_Exiter *ie;
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ie = idle_exiters;
idle_exiters = _ecore_list2_remove(idle_exiters, ie);
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ECORE_MAGIC_SET(ie, ECORE_MAGIC_NONE);
free(ie);
}
idle_exiters_delete_me = 0;
}
void
_ecore_idle_exiter_call(void)
{
Ecore_List2 *l;
for (l = (Ecore_List2 *)idle_exiters; l; l = l->next)
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{
Ecore_Idle_Exiter *ie;
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ie = (Ecore_Idle_Exiter *)l;
if (!ie->delete_me)
{
if (!ie->func(ie->data)) ecore_idle_exiter_del(ie);
}
}
if (idle_exiters_delete_me)
{
for (l = (Ecore_List2 *)idle_exiters; l;)
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{
Ecore_Idle_Exiter *ie;
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ie = (Ecore_Idle_Exiter *)l;
l = l->next;
if (ie->delete_me)
{
idle_exiters = _ecore_list2_remove(idle_exiters, ie);
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ECORE_MAGIC_SET(ie, ECORE_MAGIC_NONE);
free(ie);
}
}
idle_exiters_delete_me = 0;
}
}
int
_ecore_idle_exiter_exist(void)
{
if (idle_exiters) return 1;
return 0;
}