1--  Copyright 1994 Grady Booch
2--  Copyright 1998-2014 Simon Wright <simon@pushface.org>
3
4--  This package is free software; you can redistribute it and/or
5--  modify it under terms of the GNU General Public License as
6--  published by the Free Software Foundation; either version 2, or
7--  (at your option) any later version. This package is distributed in
8--  the hope that it will be useful, but WITHOUT ANY WARRANTY; without
9--  even the implied warranty of MERCHANTABILITY or FITNESS FOR A
10--  PARTICULAR PURPOSE. See the GNU General Public License for more
11--  details. You should have received a copy of the GNU General Public
12--  License distributed with this package; see file COPYING.  If not,
13--  write to the Free Software Foundation, 59 Temple Place - Suite
14--  330, Boston, MA 02111-1307, USA.
15
16--  As a special exception, if other files instantiate generics from
17--  this unit, or you link this unit with other files to produce an
18--  executable, this unit does not by itself cause the resulting
19--  executable to be covered by the GNU General Public License.  This
20--  exception does not however invalidate any other reasons why the
21--  executable file might be covered by the GNU Public License.
22
23--  Call Apply with a copy of each Item in the Tree, in preorder (for
24--  each node, visit its children and then the node itself). The
25--  iteration will terminate early if Apply sets OK to False.
26
27generic
28   with procedure Apply (Elem : in Item; OK : out Boolean);
29procedure BC.Containers.Trees.Multiway.Pre_Order
30  (T : Multiway_Tree; Success : out Boolean);
31pragma Preelaborate (BC.Containers.Trees.Multiway.Pre_Order);
32