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eio: fetch mime type asynchronously.

This commit is contained in:
Cedric Bail 2016-10-25 16:54:29 -07:00
parent 919829aa7d
commit fb8d139ad0
2 changed files with 54 additions and 9 deletions
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61
src/lib/eio/eio_model.c
View File

@ -70,7 +70,6 @@ _eio_stat_done_cb(void *data, Eio_File *handler EINA_UNUSED, const Eina_Stat *st
eina_list_free(priv->property_promises);
priv->property_promises = NULL;
eio_file_cancel(priv->stat_file);
priv->stat_file = NULL;
}
@ -289,18 +288,43 @@ _eio_model_efl_model_properties_get(Eo *obj EINA_UNUSED, Eio_Model_Data *_pd)
/**
* Property Get
*/
static void
_on_idle_mime(void *data, const Efl_Event *ev)
{
Eio_Model_Data *priv = data;
Efl_Promise *p;
const char *value;
// Make sure that we are not over consuming time in the main loop
if (ecore_time_get() - ecore_loop_time_get() > 0.004) return ;
// Are we done yet ?
efl_event_callback_del(ev->object, EFL_LOOP_EVENT_IDLE_ENTER, _on_idle_mime, priv);
if (!priv->fetching_mime) return ;
value = efreet_mime_type_get(priv->path);
EINA_LIST_FREE(priv->fetching_mime, p)
{
Eina_Value *v;
v = eina_value_new(EINA_VALUE_TYPE_STRING);
eina_value_set(v, value);
efl_promise_value_set(p, v, (Eina_Free_Cb)&eina_value_free);
}
}
static Efl_Future*
_eio_model_efl_model_property_get(Eo *obj EINA_UNUSED, Eio_Model_Data *priv, const char *property)
_eio_model_efl_model_property_get(Eo *obj, Eio_Model_Data *priv, const char *property)
{
_Eio_Property_Name property_name;
const char* value = NULL;
Efl_Promise *promise;
Efl_Future *future;
Eo *loop = efl_provider_find(obj, EFL_LOOP_CLASS);
promise = efl_add(EFL_PROMISE_CLASS, loop);
promise = efl_add(EFL_PROMISE_CLASS, obj);
future = efl_promise_future_get(promise);
EINA_SAFETY_ON_NULL_RETURN_VAL(priv, future);
if (property == NULL)
@ -348,15 +372,23 @@ _eio_model_efl_model_property_get(Eo *obj EINA_UNUSED, Eio_Model_Data *priv, con
switch(property_name)
{
case EIO_MODEL_PROP_MIME_TYPE:
{
if (!priv->fetching_mime)
efl_event_callback_add(efl_provider_find(obj, EFL_LOOP_CLASS),
EFL_LOOP_EVENT_IDLE_ENTER, _on_idle_mime, priv);
priv->fetching_mime = eina_list_append(priv->fetching_mime, promise);
break;
}
case EIO_MODEL_PROP_FILENAME:
case EIO_MODEL_PROP_PATH:
case EIO_MODEL_PROP_MIME_TYPE:
{
Eina_Value* v = eina_value_new(EINA_VALUE_TYPE_STRING);
eina_value_set(v, value);
efl_promise_value_set(promise, v, (Eina_Free_Cb)&eina_value_free);
break;
}
break;
default:
{
_Eio_Property_Promise* p = calloc(1, sizeof(_Eio_Property_Promise));
@ -364,10 +396,10 @@ _eio_model_efl_model_property_get(Eo *obj EINA_UNUSED, Eio_Model_Data *priv, con
p->property = property_name;;
priv->property_promises = eina_list_prepend(priv->property_promises, p);
if(!priv->stat_file)
if (!priv->stat_file)
_eio_stat_do(priv);
break;
}
break;
}
return future;
}
@ -687,8 +719,19 @@ _eio_model_path_set(Eo *obj EINA_UNUSED, Eio_Model_Data *priv, const char *path)
static void
_eio_model_efl_object_destructor(Eo *obj , Eio_Model_Data *priv)
{
Efl_Promise *p;
Eo *child;
if (priv->fetching_mime)
efl_event_callback_del(efl_provider_find(obj, EFL_LOOP_CLASS),
EFL_LOOP_EVENT_IDLE_ENTER, _on_idle_mime, priv);
EINA_LIST_FREE(priv->fetching_mime, p)
{
efl_promise_failed_set(p, EINA_ERROR_FUTURE_CANCEL);
efl_del(p);
}
_eio_model_efl_model_monitor_del(priv);
eina_spinlock_free(&priv->filter_lock);

2
src/lib/eio/eio_model_private.h
View File

@ -74,6 +74,8 @@ struct _Eio_Model_Data
Eio_Filter_Direct_Cb filter_cb;
void *filter_userdata;
Eina_Spinlock filter_lock; /**< filter callback is called from another thread */
Eina_List *fetching_mime;
};
#endif