help.c revision 224012 
1/*
2 *  $Id: help.c,v 1.2 2011/06/25 00:27:16 tom Exp $
3 *
4 *  help.c -- implements the help dialog
5 *
6 *  Copyright 2011	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 */
29int
30dialog_helpfile(const char *title,
31		const char *file,
32		int height,
33		int width)
34{
35    int result = DLG_EXIT_ERROR;
36
37    if (!dialog_vars.in_helpfile && file != 0 && *file != '\0') {
38	dialog_vars.in_helpfile = TRUE;
39	result = dialog_textbox(title, file, height, width);
40	dialog_vars.in_helpfile = FALSE;
41    }
42    return (result);
43}
44