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diff --git a/libcaja-private/caja-undo-manager.h b/libcaja-private/caja-undo-manager.h
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+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+
+/* CajaUndoManager - Manages undo and redo transactions.
+ *                       This is the public interface used by the application.
+ *
+ * Copyright (C) 2000 Eazel, Inc.
+ *
+ * Author: Gene Z. Ragan <[email protected]>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef CAJA_UNDO_MANAGER_H
+#define CAJA_UNDO_MANAGER_H
+
+#include <libcaja-private/caja-undo.h>
+
+#define CAJA_TYPE_UNDO_MANAGER caja_undo_manager_get_type()
+#define CAJA_UNDO_MANAGER(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), CAJA_TYPE_UNDO_MANAGER, CajaUndoManager))
+#define CAJA_UNDO_MANAGER_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST ((klass), CAJA_TYPE_UNDO_MANAGER, CajaUndoManagerClass))
+#define CAJA_IS_UNDO_MANAGER(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CAJA_TYPE_UNDO_MANAGER))
+#define CAJA_IS_UNDO_MANAGER_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE ((klass), CAJA_TYPE_UNDO_MANAGER))
+#define CAJA_UNDO_MANAGER_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS ((obj), CAJA_TYPE_UNDO_MANAGER, CajaUndoManagerClass))
+
+typedef struct CajaUndoManagerDetails CajaUndoManagerDetails;
+
+typedef struct
+{
+    GObject parent;
+    CajaUndoManagerDetails *details;
+} CajaUndoManager;
+
+typedef struct
+{
+    GObjectClass parent_slot;
+    void (* changed) (GObject *object, gpointer data);
+} CajaUndoManagerClass;
+
+GType                caja_undo_manager_get_type                           (void);
+CajaUndoManager *caja_undo_manager_new                                (void);
+
+/* Undo operations. */
+void                 caja_undo_manager_undo                               (CajaUndoManager *undo_manager);
+
+#ifdef UIH
+/* Connect the manager to a particular menu item. */
+void                 caja_undo_manager_set_up_matecomponent_ui_handler_undo_item (CajaUndoManager *manager,
+        MateComponentUIHandler     *handler,
+        const char          *path,
+        const char          *no_undo_menu_item_label,
+        const char          *no_undo_menu_item_hint);
+
+#endif
+
+/* Attach the undo manager to a Gtk object so that object and the widgets inside it can participate in undo. */
+void                 caja_undo_manager_attach                             (CajaUndoManager *manager,
+        GObject             *object);
+
+void		caja_undo_manager_append (CajaUndoManager *manager,
+                                      CajaUndoTransaction *transaction);
+void            caja_undo_manager_forget (CajaUndoManager *manager,
+        CajaUndoTransaction *transaction);
+
+#endif /* CAJA_UNDO_MANAGER_H */