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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
* Nautilus
*
* Copyright (C) 1999, 2000 Eazel, Inc.
*
* Nautilus 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: John Sullivan <sullivan@eazel.com>
*/
/* nautilus-signaller.h: Class to manage nautilus-wide signals that don't
* correspond to any particular object.
*/
#include <config.h>
#include "nautilus-signaller.h"
#include <gtk/gtksignal.h>
#include <eel/eel-gtk-macros.h>
typedef GtkObject NautilusSignaller;
typedef GtkObjectClass NautilusSignallerClass;
enum {
HISTORY_LIST_CHANGED,
EMBLEMS_CHANGED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL];
static GtkObject *global_signaller = NULL;
static GtkType nautilus_signaller_get_type (void);
static void nautilus_signaller_initialize_class (gpointer klass);
static void nautilus_signaller_initialize (gpointer object,
gpointer klass);
EEL_DEFINE_CLASS_BOILERPLATE (NautilusSignaller,
nautilus_signaller,
GTK_TYPE_OBJECT)
static void
nautilus_signaller_initialize_class (gpointer klass)
{
GtkObjectClass *object_class;
object_class = GTK_OBJECT_CLASS (klass);
signals[HISTORY_LIST_CHANGED] =
gtk_signal_new ("history_list_changed",
GTK_RUN_LAST,
object_class->type,
0,
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
signals[EMBLEMS_CHANGED] =
gtk_signal_new ("emblems_changed",
GTK_RUN_LAST,
object_class->type,
0,
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
}
static void
nautilus_signaller_initialize (gpointer object, gpointer klass)
{
/* placeholder to allow use of boilerplate macro */
}
static void
unref_global_signaller (void)
{
gtk_object_unref (GTK_OBJECT (global_signaller));
}
GtkObject *
nautilus_signaller_get_current (void)
{
if (global_signaller == NULL) {
global_signaller = gtk_object_new (nautilus_signaller_get_type (), NULL);
gtk_object_ref (GTK_OBJECT (global_signaller));
gtk_object_sink (GTK_OBJECT (global_signaller));
g_atexit (unref_global_signaller);
}
return global_signaller;
}
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