374 lines
10 KiB
C
374 lines
10 KiB
C
/* 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
|
|
*
|
|
* pikaplugin-progress.c
|
|
*
|
|
* 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 "libpikabase/pikabase.h"
|
|
|
|
#include "plug-in-types.h"
|
|
|
|
#include "core/pika.h"
|
|
#include "core/pikadisplay.h"
|
|
#include "core/pikaparamspecs.h"
|
|
#include "core/pikapdbprogress.h"
|
|
#include "core/pikaprogress.h"
|
|
|
|
#include "pdb/pikapdb.h"
|
|
#include "pdb/pikapdberror.h"
|
|
|
|
#include "pikaplugin.h"
|
|
#include "pikaplugin-progress.h"
|
|
#include "pikapluginmanager.h"
|
|
#include "pikatemporaryprocedure.h"
|
|
|
|
#include "pika-intl.h"
|
|
|
|
|
|
/* local function prototypes */
|
|
|
|
static void pika_plug_in_progress_cancel_callback (PikaProgress *progress,
|
|
PikaPlugIn *plug_in);
|
|
|
|
|
|
/* public functions */
|
|
|
|
gint
|
|
pika_plug_in_progress_attach (PikaProgress *progress)
|
|
{
|
|
gint attach_count;
|
|
|
|
g_return_val_if_fail (PIKA_IS_PROGRESS (progress), 0);
|
|
|
|
attach_count =
|
|
GPOINTER_TO_INT (g_object_get_data (G_OBJECT (progress),
|
|
"plug-in-progress-attach-count"));
|
|
|
|
attach_count++;
|
|
|
|
g_object_set_data (G_OBJECT (progress), "plug-in-progress-attach-count",
|
|
GINT_TO_POINTER (attach_count));
|
|
|
|
return attach_count;
|
|
}
|
|
|
|
gint
|
|
pika_plug_in_progress_detach (PikaProgress *progress)
|
|
{
|
|
gint attach_count;
|
|
|
|
g_return_val_if_fail (PIKA_IS_PROGRESS (progress), 0);
|
|
|
|
attach_count =
|
|
GPOINTER_TO_INT (g_object_get_data (G_OBJECT (progress),
|
|
"plug-in-progress-attach-count"));
|
|
|
|
attach_count--;
|
|
|
|
g_object_set_data (G_OBJECT (progress), "plug-in-progress-attach-count",
|
|
GINT_TO_POINTER (attach_count));
|
|
|
|
return attach_count;
|
|
}
|
|
|
|
void
|
|
pika_plug_in_progress_start (PikaPlugIn *plug_in,
|
|
const gchar *message,
|
|
PikaDisplay *display)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame;
|
|
|
|
g_return_if_fail (PIKA_IS_PLUG_IN (plug_in));
|
|
g_return_if_fail (display == NULL || PIKA_IS_DISPLAY (display));
|
|
|
|
proc_frame = pika_plug_in_get_proc_frame (plug_in);
|
|
|
|
if (! proc_frame->progress)
|
|
{
|
|
proc_frame->progress = pika_new_progress (plug_in->manager->pika,
|
|
display);
|
|
|
|
if (proc_frame->progress)
|
|
{
|
|
proc_frame->progress_created = TRUE;
|
|
|
|
g_object_ref (proc_frame->progress);
|
|
|
|
pika_plug_in_progress_attach (proc_frame->progress);
|
|
}
|
|
}
|
|
|
|
if (proc_frame->progress)
|
|
{
|
|
if (! proc_frame->progress_cancel_id)
|
|
{
|
|
g_object_add_weak_pointer (G_OBJECT (proc_frame->progress),
|
|
(gpointer) &proc_frame->progress);
|
|
|
|
proc_frame->progress_cancel_id =
|
|
g_signal_connect (proc_frame->progress, "cancel",
|
|
G_CALLBACK (pika_plug_in_progress_cancel_callback),
|
|
plug_in);
|
|
}
|
|
|
|
if (pika_progress_is_active (proc_frame->progress))
|
|
{
|
|
if (message)
|
|
pika_progress_set_text_literal (proc_frame->progress, message);
|
|
|
|
if (pika_progress_get_value (proc_frame->progress) > 0.0)
|
|
pika_progress_set_value (proc_frame->progress, 0.0);
|
|
}
|
|
else
|
|
{
|
|
pika_progress_start (proc_frame->progress, TRUE,
|
|
"%s", message ? message : "");
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
pika_plug_in_progress_end (PikaPlugIn *plug_in,
|
|
PikaPlugInProcFrame *proc_frame)
|
|
{
|
|
g_return_if_fail (PIKA_IS_PLUG_IN (plug_in));
|
|
g_return_if_fail (proc_frame != NULL);
|
|
|
|
if (proc_frame->progress)
|
|
{
|
|
if (proc_frame->progress_cancel_id)
|
|
{
|
|
g_signal_handler_disconnect (proc_frame->progress,
|
|
proc_frame->progress_cancel_id);
|
|
proc_frame->progress_cancel_id = 0;
|
|
|
|
g_object_remove_weak_pointer (G_OBJECT (proc_frame->progress),
|
|
(gpointer) &proc_frame->progress);
|
|
}
|
|
|
|
if (pika_plug_in_progress_detach (proc_frame->progress) < 1 &&
|
|
pika_progress_is_active (proc_frame->progress))
|
|
{
|
|
pika_progress_end (proc_frame->progress);
|
|
}
|
|
|
|
if (proc_frame->progress_created)
|
|
{
|
|
pika_free_progress (plug_in->manager->pika, proc_frame->progress);
|
|
g_clear_object (&proc_frame->progress);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
pika_plug_in_progress_set_text (PikaPlugIn *plug_in,
|
|
const gchar *message)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame;
|
|
|
|
g_return_if_fail (PIKA_IS_PLUG_IN (plug_in));
|
|
|
|
proc_frame = pika_plug_in_get_proc_frame (plug_in);
|
|
|
|
if (proc_frame->progress)
|
|
pika_progress_set_text_literal (proc_frame->progress, message);
|
|
}
|
|
|
|
void
|
|
pika_plug_in_progress_set_value (PikaPlugIn *plug_in,
|
|
gdouble percentage)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame;
|
|
|
|
g_return_if_fail (PIKA_IS_PLUG_IN (plug_in));
|
|
|
|
proc_frame = pika_plug_in_get_proc_frame (plug_in);
|
|
|
|
if (! proc_frame->progress ||
|
|
! pika_progress_is_active (proc_frame->progress) ||
|
|
! proc_frame->progress_cancel_id)
|
|
{
|
|
pika_plug_in_progress_start (plug_in, NULL, NULL);
|
|
}
|
|
|
|
if (proc_frame->progress && pika_progress_is_active (proc_frame->progress))
|
|
pika_progress_set_value (proc_frame->progress, percentage);
|
|
}
|
|
|
|
void
|
|
pika_plug_in_progress_pulse (PikaPlugIn *plug_in)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame;
|
|
|
|
g_return_if_fail (PIKA_IS_PLUG_IN (plug_in));
|
|
|
|
proc_frame = pika_plug_in_get_proc_frame (plug_in);
|
|
|
|
if (! proc_frame->progress ||
|
|
! pika_progress_is_active (proc_frame->progress) ||
|
|
! proc_frame->progress_cancel_id)
|
|
{
|
|
pika_plug_in_progress_start (plug_in, NULL, NULL);
|
|
}
|
|
|
|
if (proc_frame->progress && pika_progress_is_active (proc_frame->progress))
|
|
pika_progress_pulse (proc_frame->progress);
|
|
}
|
|
|
|
GBytes *
|
|
pika_plug_in_progress_get_window_id (PikaPlugIn *plug_in)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame;
|
|
|
|
g_return_val_if_fail (PIKA_IS_PLUG_IN (plug_in), 0);
|
|
|
|
proc_frame = pika_plug_in_get_proc_frame (plug_in);
|
|
|
|
if (proc_frame->progress)
|
|
return pika_progress_get_window_id (proc_frame->progress);
|
|
|
|
return 0;
|
|
}
|
|
|
|
gboolean
|
|
pika_plug_in_progress_install (PikaPlugIn *plug_in,
|
|
const gchar *progress_callback)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame;
|
|
PikaProcedure *procedure;
|
|
|
|
g_return_val_if_fail (PIKA_IS_PLUG_IN (plug_in), FALSE);
|
|
g_return_val_if_fail (progress_callback != NULL, FALSE);
|
|
|
|
procedure = pika_pdb_lookup_procedure (plug_in->manager->pika->pdb,
|
|
progress_callback);
|
|
|
|
if (! PIKA_IS_TEMPORARY_PROCEDURE (procedure) ||
|
|
PIKA_TEMPORARY_PROCEDURE (procedure)->plug_in != plug_in ||
|
|
procedure->num_args != 3 ||
|
|
! G_IS_PARAM_SPEC_INT (procedure->args[0]) ||
|
|
! G_IS_PARAM_SPEC_STRING (procedure->args[1]) ||
|
|
! G_IS_PARAM_SPEC_DOUBLE (procedure->args[2]))
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
proc_frame = pika_plug_in_get_proc_frame (plug_in);
|
|
|
|
if (proc_frame->progress)
|
|
{
|
|
pika_plug_in_progress_end (plug_in, proc_frame);
|
|
|
|
g_clear_object (&proc_frame->progress);
|
|
}
|
|
|
|
proc_frame->progress = g_object_new (PIKA_TYPE_PDB_PROGRESS,
|
|
"pdb", plug_in->manager->pika->pdb,
|
|
"context", proc_frame->main_context,
|
|
"callback-name", progress_callback,
|
|
NULL);
|
|
|
|
pika_plug_in_progress_attach (proc_frame->progress);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
gboolean
|
|
pika_plug_in_progress_uninstall (PikaPlugIn *plug_in,
|
|
const gchar *progress_callback)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame;
|
|
|
|
g_return_val_if_fail (PIKA_IS_PLUG_IN (plug_in), FALSE);
|
|
g_return_val_if_fail (progress_callback != NULL, FALSE);
|
|
|
|
proc_frame = pika_plug_in_get_proc_frame (plug_in);
|
|
|
|
if (PIKA_IS_PDB_PROGRESS (proc_frame->progress))
|
|
{
|
|
pika_plug_in_progress_end (plug_in, proc_frame);
|
|
|
|
g_clear_object (&proc_frame->progress);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
gboolean
|
|
pika_plug_in_progress_cancel (PikaPlugIn *plug_in,
|
|
const gchar *progress_callback)
|
|
{
|
|
g_return_val_if_fail (PIKA_IS_PLUG_IN (plug_in), FALSE);
|
|
g_return_val_if_fail (progress_callback != NULL, FALSE);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/* private functions */
|
|
|
|
static PikaValueArray *
|
|
get_cancel_return_values (PikaProcedure *procedure)
|
|
{
|
|
PikaValueArray *return_vals;
|
|
GError *error;
|
|
|
|
error = g_error_new_literal (PIKA_PDB_ERROR, PIKA_PDB_ERROR_CANCELLED,
|
|
_("Cancelled"));
|
|
return_vals = pika_procedure_get_return_values (procedure, FALSE, error);
|
|
g_error_free (error);
|
|
|
|
return return_vals;
|
|
}
|
|
|
|
static void
|
|
pika_plug_in_progress_cancel_callback (PikaProgress *progress,
|
|
PikaPlugIn *plug_in)
|
|
{
|
|
PikaPlugInProcFrame *proc_frame = &plug_in->main_proc_frame;
|
|
GList *list;
|
|
|
|
if (proc_frame->main_loop)
|
|
{
|
|
proc_frame->return_vals =
|
|
get_cancel_return_values (proc_frame->procedure);
|
|
}
|
|
|
|
for (list = plug_in->temp_proc_frames; list; list = g_list_next (list))
|
|
{
|
|
proc_frame = list->data;
|
|
|
|
if (proc_frame->main_loop)
|
|
{
|
|
proc_frame->return_vals =
|
|
get_cancel_return_values (proc_frame->procedure);
|
|
}
|
|
}
|
|
|
|
pika_plug_in_close (plug_in, TRUE);
|
|
}
|
