gimp/app/widgets/gimpenumaction.c

184 lines
5.5 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpenumaction.c
* Copyright (C) 2004 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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "widgets-types.h"
#include "core/gimpmarshal.h"
#include "gimpenumaction.h"
enum
{
SELECTED,
LAST_SIGNAL
};
enum
{
PROP_0,
PROP_VALUE,
PROP_VALUE_VARIABLE
};
static void gimp_enum_action_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_enum_action_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void gimp_enum_action_activate (GtkAction *action);
G_DEFINE_TYPE (GimpEnumAction, gimp_enum_action, GIMP_TYPE_ACTION)
#define parent_class gimp_enum_action_parent_class
static guint action_signals[LAST_SIGNAL] = { 0 };
static void
gimp_enum_action_class_init (GimpEnumActionClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkActionClass *action_class = GTK_ACTION_CLASS (klass);
object_class->set_property = gimp_enum_action_set_property;
object_class->get_property = gimp_enum_action_get_property;
action_class->activate = gimp_enum_action_activate;
g_object_class_install_property (object_class, PROP_VALUE,
g_param_spec_int ("value",
NULL, NULL,
G_MININT, G_MAXINT, 0,
GIMP_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_VALUE_VARIABLE,
g_param_spec_boolean ("value-variable",
NULL, NULL,
FALSE,
GIMP_PARAM_READWRITE));
action_signals[SELECTED] =
g_signal_new ("selected",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GimpEnumActionClass, selected),
NULL, NULL,
gimp_marshal_VOID__INT,
G_TYPE_NONE, 1,
G_TYPE_INT);
}
static void
gimp_enum_action_init (GimpEnumAction *action)
{
action->value = 0;
action->value_variable = FALSE;
}
static void
gimp_enum_action_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GimpEnumAction *action = GIMP_ENUM_ACTION (object);
switch (prop_id)
{
case PROP_VALUE:
g_value_set_int (value, action->value);
break;
case PROP_VALUE_VARIABLE:
g_value_set_boolean (value, action->value_variable);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gimp_enum_action_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GimpEnumAction *action = GIMP_ENUM_ACTION (object);
switch (prop_id)
{
case PROP_VALUE:
action->value = g_value_get_int (value);
break;
case PROP_VALUE_VARIABLE:
action->value_variable = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
GimpEnumAction *
gimp_enum_action_new (const gchar *name,
const gchar *label,
const gchar *tooltip,
const gchar *icon_name,
gint value,
gboolean value_variable)
{
return g_object_new (GIMP_TYPE_ENUM_ACTION,
"name", name,
"label", label,
"tooltip", tooltip,
"icon-name", icon_name,
"value", value,
"value-variable", value_variable,
NULL);
}
static void
gimp_enum_action_activate (GtkAction *action)
{
GimpEnumAction *enum_action = GIMP_ENUM_ACTION (action);
gimp_enum_action_selected (enum_action, enum_action->value);
}
void
gimp_enum_action_selected (GimpEnumAction *action,
gint value)
{
g_return_if_fail (GIMP_IS_ENUM_ACTION (action));
g_signal_emit (action, action_signals[SELECTED], 0, value);
}