PIKApp/app/core/pikatriviallycancelablewait...

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2023-09-26 00:35:21 +02:00
/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* pikatriviallycancelablewaitable.c
* Copyright (C) 2018 Ell
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "core-types.h"
#include "pikacancelable.h"
#include "pikatriviallycancelablewaitable.h"
#include "pikawaitable.h"
/* local function prototypes */
static void pika_trivially_cancelable_waitable_cancelable_iface_init (PikaCancelableInterface *iface);
static void pika_trivially_cancelable_waitable_cancel (PikaCancelable *cancelable);
G_DEFINE_TYPE_WITH_CODE (PikaTriviallyCancelableWaitable, pika_trivially_cancelable_waitable, PIKA_TYPE_UNCANCELABLE_WAITABLE,
G_IMPLEMENT_INTERFACE (PIKA_TYPE_CANCELABLE,
pika_trivially_cancelable_waitable_cancelable_iface_init))
#define parent_class pika_trivially_cancelable_waitable_parent_class
/* private functions */
static void
pika_trivially_cancelable_waitable_class_init (PikaTriviallyCancelableWaitableClass *klass)
{
}
static void
pika_trivially_cancelable_waitable_cancelable_iface_init (PikaCancelableInterface *iface)
{
iface->cancel = pika_trivially_cancelable_waitable_cancel;
}
static void
pika_trivially_cancelable_waitable_init (PikaTriviallyCancelableWaitable *trivially_cancelable_waitable)
{
}
static void
pika_trivially_cancelable_waitable_cancel (PikaCancelable *cancelable)
{
PikaUncancelableWaitable *uncancelable_waitable =
PIKA_UNCANCELABLE_WAITABLE (cancelable);
g_clear_object (&uncancelable_waitable->waitable);
}
/* public functions */
PikaWaitable *
pika_trivially_cancelable_waitable_new (PikaWaitable *waitable)
{
PikaUncancelableWaitable *uncancelable_waitable;
g_return_val_if_fail (PIKA_IS_WAITABLE (waitable), NULL);
uncancelable_waitable = g_object_new (PIKA_TYPE_TRIVIALLY_CANCELABLE_WAITABLE,
NULL);
uncancelable_waitable->waitable = g_object_ref (waitable);
return PIKA_WAITABLE (uncancelable_waitable);
}