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 */
28 int
dialog_msgbox(const char * title,const char * prompt,int height,int width,int pause)29 dialog_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