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gobject: Add g_object_setv and g_object_getv functions

Browse Source 
https://bugzilla.gnome.org/show_bug.cgi?id=709865
This commit is contained in:
Fabian Orccon 2017-01-26 19:39:33 -05:00 committed by Philip Withnall
parent 26b211ef89
commit c6d373bfe7
2 changed files with 107 additions and 22 deletions
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119
gobject/gobject.c
View File

@ -2184,6 +2184,54 @@ g_object_set_is_valid_property (GObject *object,
return TRUE;
}
/**
* g_object_setv: (skip)
* @object: a #GObject
* @n_properties: the number of properties
* @names: (array length=n_properties): the names of each property to be set
* @values: (array length=n_properties): the values of each property to be set
*
* Sets @n_properties properties for an @object.
* Properties to be set will be taken from @values. All properties must be
* valid. Warnings will be emitted and undefined behaviour may result if invalid
* properties are passed in.
*
* Since: 2.52
*/
void
g_object_setv (GObject *object,
guint n_properties,
const gchar *names[],
const GValue values[])
{
guint i;
GObjectNotifyQueue *nqueue;
GParamSpec *pspec;
GType obj_type;
g_return_if_fail (G_IS_OBJECT (object));
if (n_properties == 0)
return;
g_object_ref (object);
obj_type = G_OBJECT_TYPE (object);
nqueue = g_object_notify_queue_freeze (object, FALSE);
for (i = 0; i < n_properties; i++)
{
pspec = g_param_spec_pool_lookup (pspec_pool, names[i], obj_type, TRUE);
if (!g_object_set_is_valid_property (object, pspec, names[i]))
break;
consider_issuing_property_deprecation_warning (pspec);
object_set_property (object, pspec, &values[i], nqueue);
}
g_object_notify_queue_thaw (object, nqueue);
g_object_unref (object);
}
/**
* g_object_set_valist: (skip)
* @object: a #GObject
@ -2262,6 +2310,54 @@ g_object_get_is_valid_property (GObject *object,
return TRUE;
}
/**
* g_object_getv:
* @object: a #GObject
* @n_properties: the number of properties
* @names: (array length=n_properties): the names of each property to get
* @values: (array length=n_properties): the values of each property to get
*
* Gets @n_properties properties for an @object.
* Obtained properties will be set to @values. All properties must be valid.
* Warnings will be emitted and undefined behaviour may result if invalid
* properties are passed in.
*
* Since: 2.52
*/
void
g_object_getv (GObject *object,
guint n_properties,
const gchar *names[],
GValue values[])
{
guint i;
GParamSpec *pspec;
GType obj_type;
g_return_if_fail (G_IS_OBJECT (object));
if (n_properties == 0)
return;
g_object_ref (object);
obj_type = G_OBJECT_TYPE (object);
for (i = 0; i < n_properties; i++)
{
pspec = g_param_spec_pool_lookup (pspec_pool,
names[i],
obj_type,
TRUE);
if (!g_object_get_is_valid_property (object, pspec, names[i]))
break;
memset (&values[i], 0, sizeof (GValue));
g_value_init (&values[i], pspec->value_type);
object_get_property (object, pspec, &values[i]);
}
g_object_unref (object);
}
/**
* g_object_get_valist: (skip)
* @object: a #GObject
@ -2413,28 +2509,7 @@ g_object_set_property (GObject *object,
const gchar *property_name,
const GValue *value)
{
GObjectNotifyQueue *nqueue;
GParamSpec *pspec;
g_return_if_fail (G_IS_OBJECT (object));
g_return_if_fail (property_name != NULL);
g_return_if_fail (G_IS_VALUE (value));
g_object_ref (object);
nqueue = g_object_notify_queue_freeze (object, FALSE);
pspec = g_param_spec_pool_lookup (pspec_pool,
property_name,
G_OBJECT_TYPE (object),
TRUE);
if (g_object_set_is_valid_property (object, pspec, property_name))
{
consider_issuing_property_deprecation_warning (pspec);
object_set_property (object, pspec, value, nqueue);
}
g_object_notify_queue_thaw (object, nqueue);
g_object_unref (object);
g_object_setv (object, 1, &property_name, value);
}
/**

10
gobject/gobject.h
View File

@ -449,10 +449,20 @@ GLIB_AVAILABLE_IN_ALL
void g_object_disconnect (gpointer object,
const gchar *signal_spec,
...) G_GNUC_NULL_TERMINATED;
GLIB_AVAILABLE_IN_2_52
void g_object_setv (GObject *object,
guint n_properties,
const gchar *names[],
const GValue values[]);
GLIB_AVAILABLE_IN_ALL
void g_object_set_valist (GObject *object,
const gchar *first_property_name,
va_list var_args);
GLIB_AVAILABLE_IN_2_52
void g_object_getv (GObject *object,
guint n_properties,
const gchar *names[],
GValue values[]);
GLIB_AVAILABLE_IN_ALL
void g_object_get_valist (GObject *object,
const gchar *first_property_name,