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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-config-page.c
*
* Copyright (C) 2002 Ximian, Inc.
*
* 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 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: Ettore Perazzoli <ettore@ximian.com>
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "e-config-page.h"
#include <gal/util/e-util.h>
enum {
APPLY,
CHANGED,
LAST_SIGNAL
};
#define PARENT_TYPE gtk_event_box_get_type ()
static GtkEventBoxClass *parent_class = NULL;
static unsigned int signals[LAST_SIGNAL] = { 0 };
struct _EConfigPagePrivate {
gboolean changed;
};
/* GObject methods. */
static void
impl_finalize (GObject *object)
{
EConfigPage *page;
EConfigPagePrivate *priv;
page = E_CONFIG_PAGE (object);
priv = page->priv;
g_free (priv);
(* G_OBJECT_CLASS (parent_class)->finalize) (object);
}
static void
class_init (EConfigPageClass *class)
{
GObjectClass *object_class;
object_class = G_OBJECT_CLASS (class);
object_class->finalize = impl_finalize;
parent_class = g_type_class_ref(PARENT_TYPE);
signals[APPLY] = gtk_signal_new ("apply",
GTK_RUN_LAST,
GTK_CLASS_TYPE (object_class),
G_STRUCT_OFFSET (EConfigPageClass, apply),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
signals[CHANGED] = gtk_signal_new ("changed",
GTK_RUN_FIRST,
GTK_CLASS_TYPE (object_class),
G_STRUCT_OFFSET (EConfigPageClass, changed),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
}
static void
init (EConfigPage *config_page)
{
EConfigPagePrivate *priv;
priv = g_new (EConfigPagePrivate, 1);
priv->changed = FALSE;
config_page->priv = priv;
}
GtkWidget *
e_config_page_new (void)
{
GtkWidget *new;
new = gtk_type_new (e_config_page_get_type ());
return new;
}
void
e_config_page_apply (EConfigPage *config_page)
{
EConfigPagePrivate *priv;
g_return_if_fail (E_IS_CONFIG_PAGE (config_page));
priv = config_page->priv;
gtk_signal_emit (GTK_OBJECT (config_page), signals[APPLY]);
priv->changed = FALSE;
}
gboolean
e_config_page_is_applied (EConfigPage *config_page)
{
g_return_val_if_fail (E_IS_CONFIG_PAGE (config_page), FALSE);
return ! config_page->priv->changed;
}
void
e_config_page_changed (EConfigPage *config_page)
{
EConfigPagePrivate *priv;
g_return_if_fail (E_IS_CONFIG_PAGE (config_page));
priv = config_page->priv;
if (priv->changed)
return;
priv->changed = TRUE;
gtk_signal_emit (GTK_OBJECT (config_page), signals[CHANGED]);
}
E_MAKE_TYPE (e_config_page, "EConfigPage", EConfigPage, class_init, init, PARENT_TYPE)
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