gimp/app/core/gimpuncancelablewaitable.c

138 lines
4.1 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpuncancelablewaitable.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 "gimpuncancelablewaitable.h"
#include "gimpwaitable.h"
/* local function prototypes */
static void gimp_uncancelable_waitable_waitable_iface_init (GimpWaitableInterface *iface);
static void gimp_uncancelable_waitable_finalize (GObject *object);
static void gimp_uncancelable_waitable_wait (GimpWaitable *waitable);
static gboolean gimp_uncancelable_waitable_try_wait (GimpWaitable *waitable);
static gboolean gimp_uncancelable_waitable_wait_until (GimpWaitable *waitable,
gint64 end_time);
G_DEFINE_TYPE_WITH_CODE (GimpUncancelableWaitable, gimp_uncancelable_waitable, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_WAITABLE,
gimp_uncancelable_waitable_waitable_iface_init))
#define parent_class gimp_uncancelable_waitable_parent_class
/* private functions */
static void
gimp_uncancelable_waitable_class_init (GimpUncancelableWaitableClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gimp_uncancelable_waitable_finalize;
}
static void
gimp_uncancelable_waitable_waitable_iface_init (GimpWaitableInterface *iface)
{
iface->wait = gimp_uncancelable_waitable_wait;
iface->try_wait = gimp_uncancelable_waitable_try_wait;
iface->wait_until = gimp_uncancelable_waitable_wait_until;
}
static void
gimp_uncancelable_waitable_init (GimpUncancelableWaitable *uncancelable_waitable)
{
}
static void
gimp_uncancelable_waitable_finalize (GObject *object)
{
GimpUncancelableWaitable *uncancelable_waitable =
GIMP_UNCANCELABLE_WAITABLE (object);
g_clear_object (&uncancelable_waitable->waitable);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_uncancelable_waitable_wait (GimpWaitable *waitable)
{
GimpUncancelableWaitable *uncancelable_waitable =
GIMP_UNCANCELABLE_WAITABLE (waitable);
if (uncancelable_waitable->waitable)
gimp_waitable_wait (uncancelable_waitable->waitable);
}
static gboolean
gimp_uncancelable_waitable_try_wait (GimpWaitable *waitable)
{
GimpUncancelableWaitable *uncancelable_waitable =
GIMP_UNCANCELABLE_WAITABLE (waitable);
if (uncancelable_waitable->waitable)
return gimp_waitable_try_wait (uncancelable_waitable->waitable);
else
return TRUE;
}
static gboolean
gimp_uncancelable_waitable_wait_until (GimpWaitable *waitable,
gint64 end_time)
{
GimpUncancelableWaitable *uncancelable_waitable =
GIMP_UNCANCELABLE_WAITABLE (waitable);
if (uncancelable_waitable->waitable)
return gimp_waitable_wait_until (uncancelable_waitable->waitable, end_time);
else
return TRUE;
}
/* public functions */
GimpWaitable *
gimp_uncancelable_waitable_new (GimpWaitable *waitable)
{
GimpUncancelableWaitable *uncancelable_waitable;
g_return_val_if_fail (GIMP_IS_WAITABLE (waitable), NULL);
uncancelable_waitable = g_object_new (GIMP_TYPE_UNCANCELABLE_WAITABLE, NULL);
uncancelable_waitable->waitable = g_object_ref (waitable);
return GIMP_WAITABLE (uncancelable_waitable);
}