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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpprocedureaction.c
* Copyright (C) 2004-2016 Michael Natterer <mitch@gimp.org>
*
* 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 <gtk/gtk.h>
#include <gegl.h>
#include "widgets-types.h"
#include "pdb/gimpprocedure.h"
#include "gimpaction.h"
#include "gimpaction-history.h"
#include "gimpprocedureaction.h"
enum
{
PROP_0,
PROP_PROCEDURE
};
static void gimp_procedure_action_finalize (GObject *object);
static void gimp_procedure_action_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_procedure_action_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void gimp_procedure_action_activate (GtkAction *action);
static void gimp_procedure_action_connect_proxy (GtkAction *action,
GtkWidget *proxy);
G_DEFINE_TYPE (GimpProcedureAction, gimp_procedure_action,
GIMP_TYPE_ACTION_IMPL)
#define parent_class gimp_procedure_action_parent_class
static void
gimp_procedure_action_class_init (GimpProcedureActionClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkActionClass *action_class = GTK_ACTION_CLASS (klass);
object_class->finalize = gimp_procedure_action_finalize;
object_class->set_property = gimp_procedure_action_set_property;
object_class->get_property = gimp_procedure_action_get_property;
action_class->activate = gimp_procedure_action_activate;
action_class->connect_proxy = gimp_procedure_action_connect_proxy;
g_object_class_install_property (object_class, PROP_PROCEDURE,
g_param_spec_object ("procedure",
NULL, NULL,
GIMP_TYPE_PROCEDURE,
GIMP_PARAM_READWRITE));
}
static void
gimp_procedure_action_init (GimpProcedureAction *action)
{
}
static void
gimp_procedure_action_finalize (GObject *object)
{
GimpProcedureAction *action = GIMP_PROCEDURE_ACTION (object);
g_clear_object (&action->procedure);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_procedure_action_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GimpProcedureAction *action = GIMP_PROCEDURE_ACTION (object);
switch (prop_id)
{
case PROP_PROCEDURE:
g_value_set_object (value, action->procedure);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gimp_procedure_action_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GimpProcedureAction *action = GIMP_PROCEDURE_ACTION (object);
switch (prop_id)
{
case PROP_PROCEDURE:
if (action->procedure)
g_object_unref (action->procedure);
action->procedure = g_value_dup_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gimp_procedure_action_activate (GtkAction *action)
{
GimpProcedureAction *procedure_action = GIMP_PROCEDURE_ACTION (action);
/* Not all actions have procedures associated with them, for example
* unused "filters-recent-[N]" actions, so check for NULL before we
* invoke the action
*/
if (procedure_action->procedure)
{
gsize hack = GPOINTER_TO_SIZE (procedure_action->procedure);
gimp_action_emit_activate (GIMP_ACTION (action),
g_variant_new_uint64 (hack));
gimp_action_history_action_activated (GIMP_ACTION (action));
}
}
static void
gimp_procedure_action_connect_proxy (GtkAction *action,
GtkWidget *proxy)
{
GimpProcedureAction *procedure_action = GIMP_PROCEDURE_ACTION (action);
GTK_ACTION_CLASS (parent_class)->connect_proxy (action, proxy);
if (GTK_IS_IMAGE_MENU_ITEM (proxy) && procedure_action->procedure)
{
GdkPixbuf *pixbuf;
g_object_get (procedure_action->procedure,
"icon-pixbuf", &pixbuf,
NULL);
if (pixbuf)
{
GtkSettings *settings = gtk_widget_get_settings (proxy);
gint width;
gint height;
GtkWidget *image;
gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU,
&width, &height);
if (width != gdk_pixbuf_get_width (pixbuf) ||
height != gdk_pixbuf_get_height (pixbuf))
{
GdkPixbuf *copy;
copy = gdk_pixbuf_scale_simple (pixbuf, width, height,
GDK_INTERP_BILINEAR);
g_object_unref (pixbuf);
pixbuf = copy;
}
image = gtk_image_new_from_pixbuf (pixbuf);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (proxy), image);
g_object_unref (pixbuf);
}
}
}
/* public functions */
GimpProcedureAction *
gimp_procedure_action_new (const gchar *name,
const gchar *label,
const gchar *tooltip,
const gchar *icon_name,
const gchar *help_id,
GimpProcedure *procedure)
{
GimpProcedureAction *action;
action = g_object_new (GIMP_TYPE_PROCEDURE_ACTION,
"name", name,
"label", label,
"tooltip", tooltip,
"icon-name", icon_name,
"procedure", procedure,
NULL);
gimp_action_set_help_id (GIMP_ACTION (action), help_id);
return action;
}
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