diff options
Diffstat (limited to 'app/plug-in/gimppluginmanager.c')
| -rw-r--r-- | app/plug-in/gimppluginmanager.c | 426 |
1 files changed, 426 insertions, 0 deletions
diff --git a/app/plug-in/gimppluginmanager.c b/app/plug-in/gimppluginmanager.c new file mode 100644 index 0000000..d8952a2 --- /dev/null +++ b/app/plug-in/gimppluginmanager.c @@ -0,0 +1,426 @@ +/* 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 <https://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <string.h> + +#include <gdk-pixbuf/gdk-pixbuf.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-filter-history.h" +#include "core/gimp-memsize.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-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, + LAST_SIGNAL +}; + + +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__OBJECT_STRING_STRING, + G_TYPE_NONE, 1, + G_TYPE_FILE, + G_TYPE_STRING, + G_TYPE_STRING); + + 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) +{ +} + +static void +gimp_plug_in_manager_finalize (GObject *object) +{ + GimpPlugInManager *manager = GIMP_PLUG_IN_MANAGER (object); + + g_clear_pointer (&manager->load_procs, g_slist_free); + g_clear_pointer (&manager->save_procs, g_slist_free); + g_clear_pointer (&manager->export_procs, g_slist_free); + g_clear_pointer (&manager->raw_load_procs, g_slist_free); + + g_clear_pointer (&manager->display_load_procs, g_slist_free); + g_clear_pointer (&manager->display_save_procs, g_slist_free); + g_clear_pointer (&manager->display_export_procs, g_slist_free); + g_clear_pointer (&manager->display_raw_load_procs, g_slist_free); + + 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; + } + + g_clear_object (&manager->environ_table); + g_clear_object (&manager->interpreter_db); + + g_clear_pointer (&manager->debug, gimp_plug_in_debug_free); + + 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->raw_load_procs, 0); + memsize += gimp_g_slist_get_memsize (manager->display_load_procs, 0); + memsize += gimp_g_slist_get_memsize (manager->display_save_procs, 0); + memsize += gimp_g_slist_get_memsize (manager->display_export_procs, 0); + memsize += gimp_g_slist_get_memsize (manager->display_raw_load_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 += 0; /* FIXME manager->shm */ + memsize += /* FIXME */ gimp_g_object_get_memsize (G_OBJECT (manager->interpreter_db)); + memsize += /* FIXME */ gimp_g_object_get_memsize (G_OBJECT (manager->environ_table)); + 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; + manager->interpreter_db = gimp_interpreter_db_new (gimp->be_verbose); + manager->environ_table = gimp_environ_table_new (gimp->be_verbose); + + return manager; +} + +void +gimp_plug_in_manager_initialize (GimpPlugInManager *manager, + GimpInitStatusFunc status_callback) +{ + GimpCoreConfig *config; + GList *path; + + g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager)); + g_return_if_fail (status_callback != NULL); + + config = manager->gimp->config; + + status_callback (NULL, _("Plug-in Interpreters"), 0.8); + + path = gimp_config_path_expand_to_files (config->interpreter_path, NULL); + gimp_interpreter_db_load (manager->interpreter_db, path); + g_list_free_full (path, (GDestroyNotify) g_object_unref); + + status_callback (NULL, _("Plug-in Environment"), 0.9); + + path = gimp_config_path_expand_to_files (config->environ_path, NULL); + gimp_environ_table_load (manager->environ_table, path); + g_list_free_full (path, (GDestroyNotify) g_object_unref); + + /* 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 detach 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_file_get_utf8_name (tmp_proc->file)); + + /* 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); + manager->raw_load_procs = g_slist_remove (manager->raw_load_procs, tmp_proc); + manager->display_load_procs = g_slist_remove (manager->display_load_procs, tmp_proc); + manager->display_save_procs = g_slist_remove (manager->display_save_procs, tmp_proc); + manager->display_export_procs = g_slist_remove (manager->display_export_procs, tmp_proc); + manager->display_raw_load_procs = g_slist_remove (manager->display_raw_load_procs, tmp_proc); + + /* and from the history */ + gimp_filter_history_remove (manager->gimp, GIMP_PROCEDURE (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_filter_history_remove (manager->gimp, + GIMP_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; +} |