| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
| 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 | } |