xref: /netbsd/lib/libcurses/keypad.c (revision 6550d01e)
1 /*	$NetBSD: keypad.c,v 1.12 2010/02/03 15:34:40 roy Exp $  */
2 
3 /*-
4  * Copyright (c) 1998-1999 Brett Lymn (blymn@baea.com.au, brett_lymn@yahoo.com)
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  *
27  */
28 
29 #include <sys/cdefs.h>
30 #ifndef lint
31 __RCSID("$NetBSD: keypad.c,v 1.12 2010/02/03 15:34:40 roy Exp $");
32 #endif				/* not lint */
33 
34 #include "curses.h"
35 #include "curses_private.h"
36 
37 /*
38  * keypad --
39  *	Turn on and off interpretation of function/keypad keys in the
40  *	given window.
41  */
42 int
43 keypad(WINDOW *win, bool bf)
44 {
45 #ifdef DEBUG
46 	__CTRACE(__CTRACE_MISC,
47 	    "keypad: win %p, %s\n", win, bf ? "TRUE" : "FALSE");
48 #endif
49 	if (bf) {
50 		win->flags |= __KEYPAD;
51 		if (!(curscr->flags & __KEYPAD)) {
52 			tputs (keypad_xmit, 0, __cputchar);
53 			curscr->flags |= __KEYPAD;
54 		}
55 	} else
56 		win->flags &= ~__KEYPAD;
57 
58 	return OK;
59 }
60