C++ (Cpp) gegl_operation_gtype_from_name примеры использования

Пример #1

Файл: gegl-operation.c Проект: AjayRamanathan/gegl

void
gegl_operation_set_key (const gchar *operation_name,
                        const gchar *key_name,
                        const gchar *key_value)
{
  GType         type;
  GObjectClass *klass;
  type = gegl_operation_gtype_from_name (operation_name);
  if (!type)
    return;
  klass  = g_type_class_ref (type);
  gegl_operation_class_set_key (GEGL_OPERATION_CLASS (klass), key_name, key_value);
  g_type_class_unref (klass);
}

Пример #2

Файл: gegl-operation.c Проект: AjayRamanathan/gegl

const gchar *
gegl_operation_get_key (const gchar *operation_name,
                        const gchar *key_name)
{
  GType         type;
  GObjectClass *klass;
  const gchar  *ret = NULL;
  type = gegl_operation_gtype_from_name (operation_name);
  if (!type)
    {
      return NULL;
    }
  klass  = g_type_class_ref (type);
  ret = gegl_operation_class_get_key (GEGL_OPERATION_CLASS (klass), key_name);
  g_type_class_unref (klass);
  return ret;
}

Пример #3

Файл: gegl-operations.c Проект: GNOME/gegl

gboolean
gegl_has_operation (const gchar *operation_type)
{
  return gegl_operation_gtype_from_name (operation_type) != 0;
}