1 (* Copyright (C) 2000, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://cs.unibo.it/helm/.
26 (*************************************************************************)
30 (* Andrea Asperti <asperti@cs.unibo.it> *)
33 (*************************************************************************)
39 | H of attr * ('expr box) list
40 | V of attr * ('expr box) list
41 | Object of attr * 'expr
42 | Action of attr * ('expr box) list
44 and attr = (string option * string * string) list
46 let smallskip = Text([]," ");;
47 let skip = Text([]," ");;
49 let indent t = H([],[skip;t]);;