This is based on a patch posted to lkml by Petr Baudis on 23 Nov, which was

then considerably hacked up by me.  This eliminates the separate lxdialog and
instead directly uses the lxdialog internals.  This allows 'make menuconfig'
to be much faster.
 -Erik

1 files changed, 85 insertions, 0 deletions

diff --git a/extra/config/msgbox.c b/extra/config/msgbox.c
new file mode 100644
index 000000000..93692e1fb
--- /dev/null
+++ b/extra/config/msgbox.c
@@ -0,0 +1,85 @@
+/*
+ *  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;
+}