--- ./src/main.c.orig	2007-11-17 21:30:00.000000000 +0200
+++ ./src/main.c	2008-08-16 19:02:55.000000000 +0300
@@ -20,6 +20,8 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#include <X11/SM/SMlib.h>
+#include <xfce4/libxfcegui4/session-client.h>
 #include "mousepad.h"
 
 static gint load_config_file(StructData *sd)
@@ -140,12 +142,37 @@
 	return 0;
 }
 
-static void create_new_process(gchar *filename)
+static SessionClient *client;
+
+static void interact_proc_cb(gpointer client_data, SessionInteractStyle interact_style)
+{
+	if (interact_style == SESSION_INTERACT_ANY)
+	{
+		StructData *sd = (StructData *) client_data;
+		gchar *basename, *str;
+		gint res;
+
+		basename = get_current_file_basename(sd->fi->filename);
+		str = g_strdup_printf(_("Save changes to '%s'?"), basename);
+		res = run_dialog_message_question(sd->mainwin->window, str);
+		g_free(str);
+		g_free(basename);
+		if (res == GTK_RESPONSE_CANCEL)
+			SmcInteractDone((SmcConn) client->session_connection, True);
+	}
+}
+
+static void create_new_process(gchar *filename, int argc, char **argv)
 {
 	StructData *sd = g_malloc(sizeof(StructData));
 	FileInfo *fi;
 	GtkItemFactory *ifactory;
-	
+
+	client = client_session_new(argc, argv, sd, SESSION_RESTART_IF_RUNNING, 50);
+	client->interact = interact_proc_cb;
+	client->interact_style = SESSION_INTERACT_ANY;
+	session_init(client);
+
 	load_config_file(sd);
 	sd->mainwin = create_main_window(sd);
 	gtk_widget_show_all(sd->mainwin->window);
@@ -229,7 +256,7 @@
 		}
 	}
 	
-	create_new_process(filename);
+	create_new_process(filename, argc, argv);
 	
 	return 0;
 }