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gimp/app/plug-in/gimppluginmanager.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995-2002 Spencer Kimball, Peter Mattis, and others
*
* gimppluginmanager.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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gegl.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpconfig/gimpconfig.h"
#include "plug-in-types.h"
#include "config/gimpcoreconfig.h"
#include "core/gimp.h"
#include "core/gimp-utils.h"
#include "core/gimpmarshal.h"
#include "pdb/gimppdb.h"
#include "gimpenvirontable.h"
#include "gimpinterpreterdb.h"
#include "gimpplugin.h"
#include "gimpplugindebug.h"
#include "gimpplugindef.h"
#include "gimppluginmanager.h"
#include "gimppluginmanager-data.h"
#include "gimppluginmanager-help-domain.h"
#include "gimppluginmanager-history.h"
#include "gimppluginmanager-locale-domain.h"
#include "gimppluginmanager-menu-branch.h"
#include "gimppluginshm.h"
#include "gimptemporaryprocedure.h"
#include "gimp-intl.h"
enum
{
PLUG_IN_OPENED,
PLUG_IN_CLOSED,
MENU_BRANCH_ADDED,
HISTORY_CHANGED,
LAST_SIGNAL
};
static void gimp_plug_in_manager_dispose (GObject *object);
static void gimp_plug_in_manager_finalize (GObject *object);
static gint64 gimp_plug_in_manager_get_memsize (GimpObject *object,
gint64 *gui_size);
G_DEFINE_TYPE (GimpPlugInManager, gimp_plug_in_manager, GIMP_TYPE_OBJECT)
#define parent_class gimp_plug_in_manager_parent_class
static guint manager_signals[LAST_SIGNAL] = { 0, };
static void
gimp_plug_in_manager_class_init (GimpPlugInManagerClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GimpObjectClass *gimp_object_class = GIMP_OBJECT_CLASS (klass);
manager_signals[PLUG_IN_OPENED] =
g_signal_new ("plug-in-opened",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GimpPlugInManagerClass,
plug_in_opened),
NULL, NULL,
gimp_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
GIMP_TYPE_PLUG_IN);
manager_signals[PLUG_IN_CLOSED] =
g_signal_new ("plug-in-closed",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GimpPlugInManagerClass,
plug_in_closed),
NULL, NULL,
gimp_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
GIMP_TYPE_PLUG_IN);
manager_signals[MENU_BRANCH_ADDED] =
g_signal_new ("menu-branch-added",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GimpPlugInManagerClass,
menu_branch_added),
NULL, NULL,
gimp_marshal_VOID__STRING_STRING_STRING,
G_TYPE_NONE, 1,
G_TYPE_STRING,
G_TYPE_STRING,
G_TYPE_STRING);
manager_signals[HISTORY_CHANGED] =
g_signal_new ("history-changed",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GimpPlugInManagerClass,
history_changed),
NULL, NULL,
gimp_marshal_VOID__VOID,
G_TYPE_NONE, 0);
object_class->dispose = gimp_plug_in_manager_dispose;
object_class->finalize = gimp_plug_in_manager_finalize;
gimp_object_class->get_memsize = gimp_plug_in_manager_get_memsize;
}
static void
gimp_plug_in_manager_init (GimpPlugInManager *manager)
{
manager->gimp = NULL;
manager->plug_in_defs = NULL;
manager->write_pluginrc = FALSE;
manager->plug_in_procedures = NULL;
manager->load_procs = NULL;
manager->save_procs = NULL;
manager->export_procs = NULL;
manager->current_plug_in = NULL;
manager->open_plug_ins = NULL;
manager->plug_in_stack = NULL;
manager->history = NULL;
manager->shm = NULL;
manager->interpreter_db = gimp_interpreter_db_new ();
manager->environ_table = gimp_environ_table_new ();
manager->debug = NULL;
manager->data_list = NULL;
}
static void
gimp_plug_in_manager_dispose (GObject *object)
{
GimpPlugInManager *manager = GIMP_PLUG_IN_MANAGER (object);
gimp_plug_in_manager_history_clear (manager);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_plug_in_manager_finalize (GObject *object)
{
GimpPlugInManager *manager = GIMP_PLUG_IN_MANAGER (object);
if (manager->load_procs)
{
g_slist_free (manager->load_procs);
manager->load_procs = NULL;
}
if (manager->save_procs)
{
g_slist_free (manager->save_procs);
manager->save_procs = NULL;
}
if (manager->export_procs)
{
g_slist_free (manager->export_procs);
manager->export_procs = NULL;
}
if (manager->plug_in_procedures)
{
g_slist_free_full (manager->plug_in_procedures,
(GDestroyNotify) g_object_unref);
manager->plug_in_procedures = NULL;
}
if (manager->plug_in_defs)
{
g_slist_free_full (manager->plug_in_defs,
(GDestroyNotify) g_object_unref);
manager->plug_in_defs = NULL;
}
if (manager->environ_table)
{
g_object_unref (manager->environ_table);
manager->environ_table = NULL;
}
if (manager->interpreter_db)
{
g_object_unref (manager->interpreter_db);
manager->interpreter_db = NULL;
}
if (manager->debug)
{
gimp_plug_in_debug_free (manager->debug);
manager->debug = NULL;
}
gimp_plug_in_manager_menu_branch_exit (manager);
gimp_plug_in_manager_locale_domain_exit (manager);
gimp_plug_in_manager_help_domain_exit (manager);
gimp_plug_in_manager_data_free (manager);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static gint64
gimp_plug_in_manager_get_memsize (GimpObject *object,
gint64 *gui_size)
{
GimpPlugInManager *manager = GIMP_PLUG_IN_MANAGER (object);
gint64 memsize = 0;
memsize += gimp_g_slist_get_memsize_foreach (manager->plug_in_defs,
(GimpMemsizeFunc)
gimp_object_get_memsize,
gui_size);
memsize += gimp_g_slist_get_memsize (manager->plug_in_procedures, 0);
memsize += gimp_g_slist_get_memsize (manager->load_procs, 0);
memsize += gimp_g_slist_get_memsize (manager->save_procs, 0);
memsize += gimp_g_slist_get_memsize (manager->export_procs, 0);
memsize += gimp_g_slist_get_memsize (manager->menu_branches, 0 /* FIXME */);
memsize += gimp_g_slist_get_memsize (manager->locale_domains, 0 /* FIXME */);
memsize += gimp_g_slist_get_memsize (manager->help_domains, 0 /* FIXME */);
memsize += gimp_g_slist_get_memsize_foreach (manager->open_plug_ins,
(GimpMemsizeFunc)
gimp_object_get_memsize,
gui_size);
memsize += gimp_g_slist_get_memsize (manager->plug_in_stack, 0);
memsize += gimp_g_slist_get_memsize (manager->history, 0);
memsize += 0; /* FIXME manager->shm */
memsize += gimp_object_get_memsize (GIMP_OBJECT (manager->interpreter_db),
gui_size);
memsize += gimp_object_get_memsize (GIMP_OBJECT (manager->environ_table),
gui_size);
memsize += 0; /* FIXME manager->plug_in_debug */
memsize += gimp_g_list_get_memsize (manager->data_list, 0 /* FIXME */);
return memsize + GIMP_OBJECT_CLASS (parent_class)->get_memsize (object,
gui_size);
}
GimpPlugInManager *
gimp_plug_in_manager_new (Gimp *gimp)
{
GimpPlugInManager *manager;
manager = g_object_new (GIMP_TYPE_PLUG_IN_MANAGER, NULL);
manager->gimp = gimp;
return manager;
}
void
gimp_plug_in_manager_initialize (GimpPlugInManager *manager,
GimpInitStatusFunc status_callback)
{
gchar *path;
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_return_if_fail (status_callback != NULL);
status_callback (NULL, _("Plug-In Interpreters"), 0.8);
path = gimp_config_path_expand (manager->gimp->config->interpreter_path,
TRUE, NULL);
gimp_interpreter_db_load (manager->interpreter_db, path);
g_free (path);
status_callback (NULL, _("Plug-In Environment"), 0.9);
path = gimp_config_path_expand (manager->gimp->config->environ_path,
TRUE, NULL);
gimp_environ_table_load (manager->environ_table, path);
g_free (path);
/* allocate a piece of shared memory for use in transporting tiles
* to plug-ins. if we can't allocate a piece of shared memory then
* we'll fall back on sending the data over the pipe.
*/
if (manager->gimp->use_shm)
manager->shm = gimp_plug_in_shm_new ();
manager->debug = gimp_plug_in_debug_new ();
}
void
gimp_plug_in_manager_exit (GimpPlugInManager *manager)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
while (manager->open_plug_ins)
gimp_plug_in_close (manager->open_plug_ins->data, TRUE);
/* need to deatch from shared memory, we can't rely on exit()
* cleaning up behind us (see bug #609026)
*/
if (manager->shm)
{
gimp_plug_in_shm_free (manager->shm);
manager->shm = NULL;
}
}
void
gimp_plug_in_manager_add_procedure (GimpPlugInManager *manager,
GimpPlugInProcedure *procedure)
{
GSList *list;
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_return_if_fail (GIMP_IS_PLUG_IN_PROCEDURE (procedure));
for (list = manager->plug_in_procedures; list; list = list->next)
{
GimpPlugInProcedure *tmp_proc = list->data;
if (strcmp (gimp_object_get_name (procedure),
gimp_object_get_name (tmp_proc)) == 0)
{
GSList *list2;
list->data = g_object_ref (procedure);
g_printerr ("Removing duplicate PDB procedure '%s' "
"registered by '%s'\n",
gimp_object_get_name (tmp_proc),
gimp_filename_to_utf8 (tmp_proc->prog));
/* search the plugin list to see if any plugins had references to
* the tmp_proc.
*/
for (list2 = manager->plug_in_defs; list2; list2 = list2->next)
{
GimpPlugInDef *plug_in_def = list2->data;
if (g_slist_find (plug_in_def->procedures, tmp_proc))
gimp_plug_in_def_remove_procedure (plug_in_def, tmp_proc);
}
/* also remove it from the lists of load, save and export procs */
manager->load_procs = g_slist_remove (manager->load_procs, tmp_proc);
manager->save_procs = g_slist_remove (manager->save_procs, tmp_proc);
manager->export_procs = g_slist_remove (manager->export_procs, tmp_proc);
/* and from the history */
gimp_plug_in_manager_history_remove (manager, tmp_proc);
g_object_unref (tmp_proc);
return;
}
}
manager->plug_in_procedures = g_slist_prepend (manager->plug_in_procedures,
g_object_ref (procedure));
}
void
gimp_plug_in_manager_add_temp_proc (GimpPlugInManager *manager,
GimpTemporaryProcedure *procedure)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_return_if_fail (GIMP_IS_TEMPORARY_PROCEDURE (procedure));
gimp_pdb_register_procedure (manager->gimp->pdb, GIMP_PROCEDURE (procedure));
manager->plug_in_procedures = g_slist_prepend (manager->plug_in_procedures,
g_object_ref (procedure));
}
void
gimp_plug_in_manager_remove_temp_proc (GimpPlugInManager *manager,
GimpTemporaryProcedure *procedure)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_return_if_fail (GIMP_IS_TEMPORARY_PROCEDURE (procedure));
manager->plug_in_procedures = g_slist_remove (manager->plug_in_procedures,
procedure);
gimp_plug_in_manager_history_remove (manager,
GIMP_PLUG_IN_PROCEDURE (procedure));
gimp_pdb_unregister_procedure (manager->gimp->pdb,
GIMP_PROCEDURE (procedure));
g_object_unref (procedure);
}
void
gimp_plug_in_manager_add_open_plug_in (GimpPlugInManager *manager,
GimpPlugIn *plug_in)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_return_if_fail (GIMP_IS_PLUG_IN (plug_in));
manager->open_plug_ins = g_slist_prepend (manager->open_plug_ins,
g_object_ref (plug_in));
g_signal_emit (manager, manager_signals[PLUG_IN_OPENED], 0,
plug_in);
}
void
gimp_plug_in_manager_remove_open_plug_in (GimpPlugInManager *manager,
GimpPlugIn *plug_in)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_return_if_fail (GIMP_IS_PLUG_IN (plug_in));
manager->open_plug_ins = g_slist_remove (manager->open_plug_ins, plug_in);
g_signal_emit (manager, manager_signals[PLUG_IN_CLOSED], 0,
plug_in);
g_object_unref (plug_in);
}
void
gimp_plug_in_manager_plug_in_push (GimpPlugInManager *manager,
GimpPlugIn *plug_in)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_return_if_fail (GIMP_IS_PLUG_IN (plug_in));
manager->current_plug_in = plug_in;
manager->plug_in_stack = g_slist_prepend (manager->plug_in_stack,
manager->current_plug_in);
}
void
gimp_plug_in_manager_plug_in_pop (GimpPlugInManager *manager)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
if (manager->current_plug_in)
manager->plug_in_stack = g_slist_remove (manager->plug_in_stack,
manager->plug_in_stack->data);
if (manager->plug_in_stack)
manager->current_plug_in = manager->plug_in_stack->data;
else
manager->current_plug_in = NULL;
}
void
gimp_plug_in_manager_history_changed (GimpPlugInManager *manager)
{
g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
g_signal_emit (manager, manager_signals[HISTORY_CHANGED], 0);
}
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