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-rw-r--r--app/widgets/gimpprocedureaction.c228
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diff --git a/app/widgets/gimpprocedureaction.c b/app/widgets/gimpprocedureaction.c
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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;
+}