1 /*
2 * $Id: help.c,v 1.3 2012/12/04 02:01:10 tom Exp $
3 *
4 * help.c -- implements the help dialog
5 *
6 * Copyright 2011,2012 Thomas E. Dickey
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU Lesser General Public License, version 2.1
10 * as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this program; if not, write to
19 * Free Software Foundation, Inc.
20 * 51 Franklin St., Fifth Floor
21 * Boston, MA 02110, USA.
22 */
23
24 #include <dialog.h>
25
26 /*
27 * Display a help-file as a textbox widget.
28 */
29 int
dialog_helpfile(const char * title,const char * file,int height,int width)30 dialog_helpfile(const char *title,
31 const char *file,
32 int height,
33 int width)
34 {
35 int result = DLG_EXIT_ERROR;
36 DIALOG_VARS save;
37
38 if (!dialog_vars.in_helpfile && file != 0 && *file != '\0') {
39 dlg_save_vars(&save);
40
41 dialog_vars.no_label = NULL;
42 dialog_vars.ok_label = NULL;
43 dialog_vars.help_button = FALSE;
44 dialog_vars.extra_button = FALSE;
45 dialog_vars.nook = FALSE;
46
47 dialog_vars.in_helpfile = TRUE;
48
49 result = dialog_textbox(title, file, height, width);
50
51 dlg_restore_vars(&save);
52 }
53 return (result);
54 }
55