msgbox.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:2k
- /*
- * msgbox.c -- implements the message box and info box
- *
- * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
- * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcapw@cfw.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- #include "dialog.h"
- /*
- * Display a message box. Program will pause and display an "OK" button
- * if the parameter 'pause' is non-zero.
- */
- int
- dialog_msgbox (const char *title, const char *prompt, int height, int width,
- int pause)
- {
- int i, x, y, key = 0;
- WINDOW *dialog;
- /* center dialog box on screen */
- x = (COLS - width) / 2;
- y = (LINES - height) / 2;
- draw_shadow (stdscr, y, x, height, width);
- dialog = newwin (height, width, y, x);
- keypad (dialog, TRUE);
- draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
- if (title != NULL && strlen(title) >= width-2 ) {
- /* truncate long title -- mec */
- char * title2 = malloc(width-2+1);
- memcpy( title2, title, width-2 );
- title2[width-2] = ' ';
- title = title2;
- }
- if (title != NULL) {
- wattrset (dialog, title_attr);
- mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
- waddstr (dialog, (char *)title);
- waddch (dialog, ' ');
- }
- wattrset (dialog, dialog_attr);
- print_autowrap (dialog, prompt, width - 2, 1, 2);
- if (pause) {
- wattrset (dialog, border_attr);
- mvwaddch (dialog, height - 3, 0, ACS_LTEE);
- for (i = 0; i < width - 2; i++)
- waddch (dialog, ACS_HLINE);
- wattrset (dialog, dialog_attr);
- waddch (dialog, ACS_RTEE);
- print_button (dialog, " Ok ",
- height - 2, width / 2 - 4, TRUE);
- wrefresh (dialog);
- while (key != ESC && key != 'n' && key != ' ' &&
- key != 'O' && key != 'o' && key != 'X' && key != 'x')
- key = wgetch (dialog);
- } else {
- key = 'n';
- wrefresh (dialog);
- }
- delwin (dialog);
- return key == ESC ? -1 : 0;
- }