2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2001 Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 /* code ported from gedit */
26 #include <gtk/gtkwidget.h>
27 #include <gtk/gtkitemfactory.h>
33 UNDO_ACTION_REPLACE_INSERT,
34 UNDO_ACTION_REPLACE_DELETE,
45 typedef struct _UndoMain UndoMain;
47 typedef void (*UndoChangeState) (UndoMain *undostruct,
48 gint undo_state, gint redo_state, GtkWidget *changewidget);
53 GtkWidget *changewidget;
56 UndoChangeState change_func;
57 gboolean undo_state : 1;
58 gboolean redo_state : 1;
62 UndoMain *undo_init (GtkWidget *text);
63 void undo_destroy (UndoMain *undostruct);
64 void undo_set_undo_change_funct (UndoMain *undostruct, UndoChangeState func, GtkWidget *changewidget);
66 void undo_undo (UndoMain *undostruct);
67 void undo_redo (UndoMain *undostruct);