kernel-ark/scripts/lxdialog/msgbox.c

86 lines
2.5 KiB
C
Raw Normal View History

/*
* 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] = '\0';
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;
}