PIKApp/app/core/pikacancelable.c

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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
*
* pikacancelable.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"
enum
{
CANCEL,
LAST_SIGNAL
};
G_DEFINE_INTERFACE (PikaCancelable, pika_cancelable, G_TYPE_OBJECT)
static guint cancelable_signals[LAST_SIGNAL] = { 0 };
/* private functions */
static void
pika_cancelable_default_init (PikaCancelableInterface *iface)
{
cancelable_signals[CANCEL] =
g_signal_new ("cancel",
G_TYPE_FROM_INTERFACE (iface),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (PikaCancelableInterface, cancel),
NULL, NULL, NULL,
G_TYPE_NONE, 0);
}
/* public functions */
void
pika_cancelable_cancel (PikaCancelable *cancelable)
{
g_return_if_fail (PIKA_IS_CANCELABLE (cancelable));
g_signal_emit (cancelable, cancelable_signals[CANCEL], 0);
}