1 files changed, 154 insertions, 0 deletions
diff --git a/widgets/misc/e-config-page.c b/widgets/misc/e-config-page.c
new file mode 100644
index 0000000000..7006dc7a11
--- /dev/null
+++ b/widgets/misc/e-config-page.c
@@ -0,0 +1,154 @@
+/* -*- 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;
+};
+
+
+/* GtkObject methods.  */
+
+static void
+impl_destroy (GtkObject *object)
+{
+	EConfigPage *page;
+	EConfigPagePrivate *priv;
+
+	page = E_CONFIG_PAGE (object);
+	priv = page->priv;
+
+	g_free (priv);
+
+	(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+static void
+class_init (EConfigPageClass *class)
+{
+	GtkObjectClass *object_class;
+
+	object_class = GTK_OBJECT_CLASS (class);
+	object_class->destroy = impl_destroy;
+
+	parent_class = gtk_type_class (PARENT_TYPE);
+
+	signals[APPLY] = gtk_signal_new ("apply",
+					 GTK_RUN_LAST,
+					 object_class->type,
+					 GTK_SIGNAL_OFFSET (EConfigPageClass, apply),
+					 gtk_marshal_NONE__NONE,
+					 GTK_TYPE_NONE, 0);
+
+	signals[CHANGED] = gtk_signal_new ("changed",
+					   GTK_RUN_FIRST,
+					   object_class->type,
+					   GTK_SIGNAL_OFFSET (EConfigPageClass, changed),
+					   gtk_marshal_NONE__NONE,
+					   GTK_TYPE_NONE, 0);
+
+	gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
+}
+
+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)