1/*
2 *  msgbox.c -- implements the message box and info box
3 *
4 *  ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
5 *  MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcapw@cfw.com)
6 *
7 *  This program 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.
11 *
12 *  This program 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.
16 *
17 *  You should have received a copy of the GNU General Public License
18 *  along with this program; if not, write to the Free Software
19 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include "dialog.h"
23
24/*
25 * Display a message box. Program will pause and display an "OK" button
26 * if the parameter 'pause' is non-zero.
27 */
28int
29dialog_msgbox (const char *title, const char *prompt, int height, int width,
30		int pause)
31{
32    int i, x, y, key = 0;
33    WINDOW *dialog;
34
35    /* center dialog box on screen */
36    x = (COLS - width) / 2;
37    y = (LINES - height) / 2;
38
39    draw_shadow (stdscr, y, x, height, width);
40
41    dialog = newwin (height, width, y, x);
42    keypad (dialog, TRUE);
43
44    draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
45
46    if (title != NULL && strlen(title) >= width-2 ) {
47	/* truncate long title -- mec */
48	char * title2 = malloc(width-2+1);
49	memcpy( title2, title, width-2 );
50	title2[width-2] = '\0';
51	title = title2;
52    }
53
54    if (title != NULL) {
55	wattrset (dialog, title_attr);
56	mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
57	waddstr (dialog, (char *)title);
58	waddch (dialog, ' ');
59    }
60    wattrset (dialog, dialog_attr);
61    print_autowrap (dialog, prompt, width - 2, 1, 2);
62
63    if (pause) {
64	wattrset (dialog, border_attr);
65	mvwaddch (dialog, height - 3, 0, ACS_LTEE);
66	for (i = 0; i < width - 2; i++)
67	    waddch (dialog, ACS_HLINE);
68	wattrset (dialog, dialog_attr);
69	waddch (dialog, ACS_RTEE);
70
71	print_button (dialog, "  Ok  ",
72		      height - 2, width / 2 - 4, TRUE);
73
74	wrefresh (dialog);
75	while (key != ESC && key != '\n' && key != ' ' &&
76               key != 'O' && key != 'o' && key != 'X' && key != 'x')
77	    key = wgetch (dialog);
78    } else {
79	key = '\n';
80	wrefresh (dialog);
81    }
82
83    delwin (dialog);
84    return key == ESC ? -1 : 0;
85}
86