1 /* $NetBSD: keypad.c,v 1.16 2024/12/23 02:58:03 blymn 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 1.16 2024/12/23 02:58:03 blymn 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 __CTRACE(__CTRACE_MISC, 46 "keypad: win %p, %s\n", win, bf ? "TRUE" : "FALSE"); 47 if (__predict_false(win == NULL)) 48 return ERR; 49 50 if (bf) { 51 win->flags |= __KEYPAD; 52 if (!(curscr->flags & __KEYPAD)) { 53 tputs(keypad_xmit, 0, __cputchar); 54 curscr->flags |= __KEYPAD; 55 } 56 } else 57 win->flags &= ~__KEYPAD; 58 59 return OK; 60 } 61 62 /* 63 * is_keypad -- 64 * Return true if window is set for keypad. 65 */ 66 bool 67 is_keypad(const WINDOW *win) 68 { 69 if (__predict_false(win == NULL)) 70 return ERR; 71 72 73 return win->flags & __KEYPAD ? true : false; 74 } 75