mirror of https://github.com/GNOME/gimp.git
478 lines
15 KiB
C
478 lines
15 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libgimpwidgets/gimpwidgets.h"
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#include "actions-types.h"
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#include "core/gimp.h"
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#include "core/gimp-utils.h"
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#include "core/gimpcontainer.h"
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#include "core/gimpcontext.h"
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#include "core/gimpdrawable.h"
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#include "core/gimpimage.h"
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#include "core/gimpitem.h"
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#include "core/gimpparamspecs.h"
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#include "core/gimpprogress.h"
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#include "plug-in/gimppluginmanager.h"
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#include "plug-in/gimppluginmanager-data.h"
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#include "plug-in/gimppluginmanager-history.h"
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#include "pdb/gimpprocedure.h"
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#include "widgets/gimpbufferview.h"
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#include "widgets/gimpcontainerview.h"
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#include "widgets/gimpdatafactoryview.h"
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#include "widgets/gimpfontview.h"
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#include "widgets/gimphelp-ids.h"
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#include "widgets/gimpimageeditor.h"
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#include "widgets/gimpitemtreeview.h"
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#include "widgets/gimpmessagebox.h"
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#include "widgets/gimpmessagedialog.h"
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#include "display/gimpdisplay.h"
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#include "actions.h"
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#include "plug-in-commands.h"
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#include "gimp-intl.h"
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/* local function prototypes */
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static void plug_in_procedure_execute (GimpPlugInProcedure *procedure,
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Gimp *gimp,
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GimpDisplay *display,
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GValueArray *args,
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gint n_args);
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static gint plug_in_collect_data_args (GtkAction *action,
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GimpObject *object,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args);
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static gint plug_in_collect_image_args (GtkAction *action,
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GimpImage *image,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args);
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static gint plug_in_collect_item_args (GtkAction *action,
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GimpImage *image,
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GimpItem *item,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args);
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static gint plug_in_collect_display_args (GtkAction *action,
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GimpDisplay *display,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args);
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static void plug_in_reset_all_response (GtkWidget *dialog,
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gint response_id,
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Gimp *gimp);
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/* public functions */
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void
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plug_in_run_cmd_callback (GtkAction *action,
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GimpPlugInProcedure *proc,
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gpointer data)
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{
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GimpProcedure *procedure = GIMP_PROCEDURE (proc);
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Gimp *gimp;
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GValueArray *args;
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gint n_args = 0;
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GimpDisplay *display = NULL;
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return_if_no_gimp (gimp, data);
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args = gimp_procedure_get_arguments (procedure);
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/* initialize the first argument */
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g_value_set_int (&args->values[n_args], GIMP_RUN_INTERACTIVE);
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n_args++;
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switch (procedure->proc_type)
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{
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case GIMP_EXTENSION:
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break;
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case GIMP_PLUGIN:
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case GIMP_TEMPORARY:
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if (GIMP_IS_DATA_FACTORY_VIEW (data) ||
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GIMP_IS_FONT_VIEW (data) ||
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GIMP_IS_BUFFER_VIEW (data))
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{
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GimpContainerEditor *editor = GIMP_CONTAINER_EDITOR (data);
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GimpContainer *container;
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GimpContext *context;
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GimpObject *object;
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container = gimp_container_view_get_container (editor->view);
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context = gimp_container_view_get_context (editor->view);
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object = gimp_context_get_by_type (context,
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gimp_container_get_children_type (container));
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n_args = plug_in_collect_data_args (action, object,
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procedure->args,
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args, n_args);
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}
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else if (GIMP_IS_IMAGE_EDITOR (data))
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{
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GimpImageEditor *editor = GIMP_IMAGE_EDITOR (data);
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GimpImage *image;
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image = gimp_image_editor_get_image (editor);
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n_args = plug_in_collect_image_args (action, image,
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procedure->args,
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args, n_args);
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}
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else if (GIMP_IS_ITEM_TREE_VIEW (data))
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{
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GimpItemTreeView *view = GIMP_ITEM_TREE_VIEW (data);
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GimpImage *image;
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GimpItem *item;
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image = gimp_item_tree_view_get_image (view);
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if (image)
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item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image);
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else
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item = NULL;
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n_args = plug_in_collect_item_args (action, image, item,
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procedure->args,
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args, n_args);
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}
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else
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{
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display = action_data_get_display (data);
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n_args = plug_in_collect_display_args (action,
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display,
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procedure->args,
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args, n_args);
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}
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break;
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case GIMP_INTERNAL:
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g_warning ("Unhandled procedure type.");
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n_args = -1;
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break;
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}
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if (n_args >= 1)
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plug_in_procedure_execute (proc, gimp, display, args, n_args);
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g_value_array_free (args);
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}
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void
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plug_in_repeat_cmd_callback (GtkAction *action,
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gint value,
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gpointer data)
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{
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GimpPlugInProcedure *procedure;
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Gimp *gimp;
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GimpDisplay *display;
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GimpRunMode run_mode;
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return_if_no_gimp (gimp, data);
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return_if_no_display (display, data);
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run_mode = (GimpRunMode) value;
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procedure = gimp_plug_in_manager_history_nth (gimp->plug_in_manager, 0);
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if (procedure)
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{
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GValueArray *args;
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gint n_args;
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args = gimp_procedure_get_arguments (GIMP_PROCEDURE (procedure));
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g_value_set_int (&args->values[0], run_mode);
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n_args = plug_in_collect_display_args (action, display,
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GIMP_PROCEDURE (procedure)->args,
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args, 1);
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plug_in_procedure_execute (procedure, gimp, display, args, n_args);
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g_value_array_free (args);
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}
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}
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void
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plug_in_history_cmd_callback (GtkAction *action,
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GimpPlugInProcedure *procedure,
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gpointer data)
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{
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Gimp *gimp;
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GimpDisplay *display;
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GValueArray *args;
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gint n_args;
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return_if_no_gimp (gimp, data);
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return_if_no_display (display, data);
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args = gimp_procedure_get_arguments (GIMP_PROCEDURE (procedure));
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g_value_set_int (&args->values[0], GIMP_RUN_INTERACTIVE);
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n_args = plug_in_collect_display_args (action, display,
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GIMP_PROCEDURE (procedure)->args,
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args, 1);
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plug_in_procedure_execute (procedure, gimp, display, args, n_args);
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g_value_array_free (args);
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}
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void
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plug_in_reset_all_cmd_callback (GtkAction *action,
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gpointer data)
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{
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Gimp *gimp;
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GtkWidget *dialog;
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return_if_no_gimp (gimp, data);
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dialog = gimp_message_dialog_new (_("Reset all Filters"), GIMP_STOCK_QUESTION,
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NULL, 0,
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gimp_standard_help_func, NULL,
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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GIMP_STOCK_RESET, GTK_RESPONSE_OK,
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NULL);
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gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
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GTK_RESPONSE_OK,
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GTK_RESPONSE_CANCEL,
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-1);
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g_signal_connect (dialog, "response",
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G_CALLBACK (plug_in_reset_all_response),
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gimp);
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gimp_message_box_set_primary_text (GIMP_MESSAGE_DIALOG (dialog)->box,
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_("Do you really want to reset all "
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"filters to default values?"));
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gtk_widget_show (dialog);
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}
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/* private functions */
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static void
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plug_in_procedure_execute (GimpPlugInProcedure *procedure,
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Gimp *gimp,
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GimpDisplay *display,
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GValueArray *args,
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gint n_args)
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{
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GError *error = NULL;
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gimp_value_array_truncate (args, n_args);
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/* run the plug-in procedure */
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gimp_procedure_execute_async (GIMP_PROCEDURE (procedure), gimp,
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gimp_get_user_context (gimp),
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GIMP_PROGRESS (display), args,
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GIMP_OBJECT (display), &error);
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if (error)
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{
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gimp_message_literal (gimp,
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G_OBJECT (display), GIMP_MESSAGE_ERROR,
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error->message);
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g_error_free (error);
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}
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else
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{
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/* remember only image plug-ins */
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if (GIMP_PROCEDURE (procedure)->num_args >= 2 &&
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GIMP_IS_PARAM_SPEC_IMAGE_ID (GIMP_PROCEDURE (procedure)->args[1]))
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{
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gimp_plug_in_manager_history_add (gimp->plug_in_manager, procedure);
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}
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}
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}
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static gint
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plug_in_collect_data_args (GtkAction *action,
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GimpObject *object,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args)
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{
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if (args->n_values > n_args &&
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GIMP_IS_PARAM_SPEC_STRING (pspecs[n_args]))
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{
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if (object)
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{
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g_value_set_string (&args->values[n_args],
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gimp_object_get_name (object));
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n_args++;
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}
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else
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{
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g_warning ("Uh-oh, no active data object for the plug-in!");
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return -1;
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}
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}
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return n_args;
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}
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static gint
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plug_in_collect_image_args (GtkAction *action,
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GimpImage *image,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args)
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{
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if (args->n_values > n_args &&
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GIMP_IS_PARAM_SPEC_IMAGE_ID (pspecs[n_args]))
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{
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if (image)
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{
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gimp_value_set_image (&args->values[n_args], image);
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n_args++;
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}
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else
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{
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g_warning ("Uh-oh, no active image for the plug-in!");
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return -1;
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}
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}
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return n_args;
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}
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static gint
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plug_in_collect_item_args (GtkAction *action,
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GimpImage *image,
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GimpItem *item,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args)
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{
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if (args->n_values > n_args &&
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GIMP_IS_PARAM_SPEC_IMAGE_ID (pspecs[n_args]))
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{
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if (image)
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{
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gimp_value_set_image (&args->values[n_args], image);
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n_args++;
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if (args->n_values > n_args &&
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GIMP_IS_PARAM_SPEC_ITEM_ID (pspecs[n_args]))
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{
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if (item &&
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g_type_is_a (G_TYPE_FROM_INSTANCE (item),
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GIMP_PARAM_SPEC_ITEM_ID (pspecs[n_args])->item_type))
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{
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gimp_value_set_item (&args->values[n_args], item);
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n_args++;
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}
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else
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{
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g_warning ("Uh-oh, no active item for the plug-in!");
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return -1;
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}
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}
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}
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}
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return n_args;
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}
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static gint
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plug_in_collect_display_args (GtkAction *action,
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GimpDisplay *display,
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GParamSpec **pspecs,
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GValueArray *args,
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gint n_args)
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{
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if (args->n_values > n_args &&
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GIMP_IS_PARAM_SPEC_DISPLAY_ID (pspecs[n_args]))
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{
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if (display)
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{
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gimp_value_set_display (&args->values[n_args], GIMP_OBJECT (display));
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n_args++;
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}
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else
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{
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g_warning ("Uh-oh, no active display for the plug-in!");
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return -1;
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}
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}
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if (args->n_values > n_args &&
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GIMP_IS_PARAM_SPEC_IMAGE_ID (pspecs[n_args]))
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{
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GimpImage *image = display ? display->image : NULL;
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if (image)
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{
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gimp_value_set_image (&args->values[n_args], image);
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n_args++;
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if (args->n_values > n_args &&
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GIMP_IS_PARAM_SPEC_DRAWABLE_ID (pspecs[n_args]))
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{
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GimpDrawable *drawable = gimp_image_get_active_drawable (image);
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if (drawable)
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{
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gimp_value_set_drawable (&args->values[n_args], drawable);
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n_args++;
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}
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else
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{
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g_warning ("Uh-oh, no active drawable for the plug-in!");
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return -1;
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}
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}
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}
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}
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return n_args;
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}
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static void
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plug_in_reset_all_response (GtkWidget *dialog,
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gint response_id,
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Gimp *gimp)
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{
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gtk_widget_destroy (dialog);
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if (response_id == GTK_RESPONSE_OK)
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gimp_plug_in_manager_data_free (gimp->plug_in_manager);
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}
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