* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
- * Public License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Alexander Larsson <alexl@redhat.com>
*/
-#include <config.h>
-#include "gsimpleasyncresult.h"
+#include "config.h"
+#include "gicon.h"
#include "gloadableicon.h"
+#include "gasyncresult.h"
+#include "gtask.h"
#include "glibintl.h"
-#include "gioalias.h"
/**
* SECTION:gloadableicon
* @short_description: Loadable Icons
+ * @include: gio/gio.h
* @see_also: #GIcon, #GThemedIcon
*
- * Extends the #GIcon interface and adds the ability to load icons.
+ * Extends the #GIcon interface and adds the ability to
+ * load icons from streams.
**/
static void g_loadable_icon_real_load_async (GLoadableIcon *icon,
GAsyncResult *res,
char **type,
GError **error);
-static void g_loadable_icon_base_init (gpointer g_class);
-static void g_loadable_icon_class_init (gpointer g_class,
- gpointer class_data);
-GType
-g_loadable_icon_get_type (void)
-{
- static GType loadable_icon_type = 0;
-
- if (! loadable_icon_type)
- {
- static const GTypeInfo loadable_icon_info =
- {
- sizeof (GLoadableIconIface), /* class_size */
- g_loadable_icon_base_init, /* base_init */
- NULL, /* base_finalize */
- g_loadable_icon_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- 0,
- 0, /* n_preallocs */
- NULL
- };
-
- loadable_icon_type =
- g_type_register_static (G_TYPE_INTERFACE, I_("GLoadableIcon"),
- &loadable_icon_info, 0);
-
- g_type_interface_add_prerequisite (loadable_icon_type, G_TYPE_ICON);
- }
-
- return loadable_icon_type;
-}
+typedef GLoadableIconIface GLoadableIconInterface;
+G_DEFINE_INTERFACE(GLoadableIcon, g_loadable_icon, G_TYPE_ICON)
static void
-g_loadable_icon_class_init (gpointer g_class,
- gpointer class_data)
+g_loadable_icon_default_init (GLoadableIconIface *iface)
{
- GLoadableIconIface *iface = g_class;
-
iface->load_async = g_loadable_icon_real_load_async;
iface->load_finish = g_loadable_icon_real_load_finish;
}
-static void
-g_loadable_icon_base_init (gpointer g_class)
-{
-}
-
/**
* g_loadable_icon_load:
* @icon: a #GLoadableIcon.
* @size: an integer.
- * @type: a location to store the type of the loaded icon, %NULL to ignore.
- * @cancellable: optional #GCancellable object, %NULL to ignore.
- * @error: a #GError location to store the error occuring, or %NULL to
+ * @type: (out) (optional): a location to store the type of the loaded
+ * icon, %NULL to ignore.
+ * @cancellable: (allow-none): optional #GCancellable object, %NULL to
* ignore.
+ * @error: a #GError location to store the error occurring, or %NULL
+ * to ignore.
*
* Loads a loadable icon. For the asynchronous version of this function,
* see g_loadable_icon_load_async().
*
- * Returns: a #GInputStream to read the icon from.
+ * Returns: (transfer full): a #GInputStream to read the icon from.
**/
GInputStream *
g_loadable_icon_load (GLoadableIcon *icon,
* g_loadable_icon_load_async:
* @icon: a #GLoadableIcon.
* @size: an integer.
- * @cancellable: optional #GCancellable object, %NULL to ignore.
- * @callback: a #GAsyncReadyCallback to call when the request is satisfied
- * @user_data: the data to pass to callback function
+ * @cancellable: (allow-none): optional #GCancellable object, %NULL to ignore.
+ * @callback: (scope async): a #GAsyncReadyCallback to call when the
+ * request is satisfied
+ * @user_data: (closure): the data to pass to callback function
*
* Loads an icon asynchronously. To finish this function, see
* g_loadable_icon_load_finish(). For the synchronous, blocking
* g_loadable_icon_load_finish:
* @icon: a #GLoadableIcon.
* @res: a #GAsyncResult.
- * @type: a location to store the type of the loaded icon, %NULL to ignore.
- * @error: a #GError location to store the error occuring, or %NULL to
+ * @type: (out) (optional): a location to store the type of the loaded
+ * icon, %NULL to ignore.
+ * @error: a #GError location to store the error occurring, or %NULL to
* ignore.
*
* Finishes an asynchronous icon load started in g_loadable_icon_load_async().
*
- * Returns: a #GInputStream to read the icon from.
+ * Returns: (transfer full): a #GInputStream to read the icon from.
**/
GInputStream *
g_loadable_icon_load_finish (GLoadableIcon *icon,
g_return_val_if_fail (G_IS_LOADABLE_ICON (icon), NULL);
g_return_val_if_fail (G_IS_ASYNC_RESULT (res), NULL);
- if (G_IS_SIMPLE_ASYNC_RESULT (res))
- {
- GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (res);
- if (g_simple_async_result_propagate_error (simple, error))
- return NULL;
- }
-
+ if (g_async_result_legacy_propagate_error (res, error))
+ return NULL;
+
iface = G_LOADABLE_ICON_GET_IFACE (icon);
return (* iface->load_finish) (icon, res, type, error);
typedef struct {
int size;
char *type;
- GInputStream *stream;
} LoadData;
static void
load_data_free (LoadData *data)
{
- if (data->stream)
- g_object_unref (data->stream);
g_free (data->type);
g_free (data);
}
static void
-load_async_thread (GSimpleAsyncResult *res,
- GObject *object,
- GCancellable *cancellable)
+load_async_thread (GTask *task,
+ gpointer source_object,
+ gpointer task_data,
+ GCancellable *cancellable)
{
+ GLoadableIcon *icon = source_object;
+ LoadData *data = task_data;
GLoadableIconIface *iface;
GInputStream *stream;
- LoadData *data;
GError *error = NULL;
- char *type = NULL;
- data = g_simple_async_result_get_op_res_gpointer (res);
-
- iface = G_LOADABLE_ICON_GET_IFACE (object);
- stream = iface->load (G_LOADABLE_ICON (object), data->size, &type, cancellable, &error);
+ iface = G_LOADABLE_ICON_GET_IFACE (icon);
+ stream = iface->load (icon, data->size, &data->type,
+ cancellable, &error);
- if (stream == NULL)
- {
- g_simple_async_result_set_from_error (res, error);
- g_error_free (error);
- }
+ if (stream)
+ g_task_return_pointer (task, stream, g_object_unref);
else
- {
- data->stream = stream;
- data->type = type;
- }
+ g_task_return_error (task, error);
}
GAsyncReadyCallback callback,
gpointer user_data)
{
- GSimpleAsyncResult *res;
+ GTask *task;
LoadData *data;
-
- res = g_simple_async_result_new (G_OBJECT (icon), callback, user_data, g_loadable_icon_real_load_async);
+
+ task = g_task_new (icon, cancellable, callback, user_data);
data = g_new0 (LoadData, 1);
- g_simple_async_result_set_op_res_gpointer (res, data, (GDestroyNotify) load_data_free);
- g_simple_async_result_run_in_thread (res, load_async_thread, 0, cancellable);
- g_object_unref (res);
+ g_task_set_task_data (task, data, (GDestroyNotify) load_data_free);
+ g_task_run_in_thread (task, load_async_thread);
+ g_object_unref (task);
}
static GInputStream *
char **type,
GError **error)
{
- GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (res);
+ GTask *task;
LoadData *data;
+ GInputStream *stream;
- g_warn_if_fail (g_simple_async_result_get_source_tag (simple) == g_loadable_icon_real_load_async);
+ g_return_val_if_fail (g_task_is_valid (res, icon), NULL);
- data = g_simple_async_result_get_op_res_gpointer (simple);
+ task = G_TASK (res);
+ data = g_task_get_task_data (task);
- if (type)
+ stream = g_task_propagate_pointer (task, error);
+ if (stream && type)
{
*type = data->type;
data->type = NULL;
}
- return g_object_ref (data->stream);
+ return stream;
}
-
-#define __G_LOADABLE_ICON_C__
-#include "gioaliasdef.c"