LXR busybox/scripts/kconfig/lxdialog/msgbox.c

   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 dialog_msgbox(const char *title, const char *prompt, int height, int width,
  29                  int pause)
  30{
  31        int i, x, y, key = 0;
  32        WINDOW *dialog;
  33
  34        /* center dialog box on screen */
  35        x = (COLS - width) / 2;
  36        y = (LINES - height) / 2;
  37
  38        draw_shadow(stdscr, y, x, height, width);
  39
  40        dialog = newwin(height, width, y, x);
  41        keypad(dialog, TRUE);
  42
  43        draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
  44
  45        print_title(dialog, title, width);
  46
  47        wattrset(dialog, dialog_attr);
  48        print_autowrap(dialog, prompt, width - 2, 1, 2);
  49
  50        if (pause) {
  51                wattrset(dialog, border_attr);
  52                mvwaddch(dialog, height - 3, 0, ACS_LTEE);
  53                for (i = 0; i < width - 2; i++)
  54                        waddch(dialog, ACS_HLINE);
  55                wattrset(dialog, dialog_attr);
  56                waddch(dialog, ACS_RTEE);
  57
  58                print_button(dialog, "  Ok  ", height - 2, width / 2 - 4, TRUE);
  59
  60                wrefresh(dialog);
  61                while (key != ESC && key != '\n' && key != ' ' &&
  62                       key != 'O' && key != 'o' && key != 'X' && key != 'x')
  63                        key = wgetch(dialog);
  64        } else {
  65                key = '\n';
  66                wrefresh(dialog);
  67        }
  68
  69        delwin(dialog);
  70        return key == ESC ? -1 : 0;
  71}
  72