1 /**************************************************************************** 2 * Copyright (c) 1998-2009,2014 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29 /**************************************************************************** 30 * Author: Thomas E. Dickey 1997-on * 31 * and: Juergen Pfeifer 2009 * 32 ****************************************************************************/ 33 34 #include <curses.priv.h> 35 36 MODULE_ID("$Id: define_key.c,v 1.21 2014/03/08 20:32:59 tom Exp $") 37 38 NCURSES_EXPORT(int) 39 NCURSES_SP_NAME(define_key) (NCURSES_SP_DCLx const char *str, int keycode) 40 { 41 int code = ERR; 42 43 T((T_CALLED("define_key(%p, %s,%d)"), (void *) SP_PARM, _nc_visbuf(str), keycode)); 44 if (SP_PARM == 0 || !HasTInfoTerminal(SP_PARM)) { 45 code = ERR; 46 } else if (keycode > 0) { 47 unsigned ukey = (unsigned) keycode; 48 49 #ifdef USE_TERM_DRIVER 50 #define CallHasKey(keycode) CallDriver_1(SP_PARM, td_kyExist, keycode) 51 #else 52 #define CallHasKey(keycode) NCURSES_SP_NAME(has_key)(NCURSES_SP_ARGx keycode) 53 #endif 54 55 if (str != 0) { 56 NCURSES_SP_NAME(define_key) (NCURSES_SP_ARGx str, 0); 57 } else if (CallHasKey(keycode)) { 58 while (_nc_remove_key(&(SP_PARM->_keytry), ukey)) 59 code = OK; 60 } 61 if (str != 0) { 62 if (NCURSES_SP_NAME(key_defined) (NCURSES_SP_ARGx str) == 0) { 63 if (_nc_add_to_try(&(SP_PARM->_keytry), str, ukey) == OK) { 64 code = OK; 65 } else { 66 code = ERR; 67 } 68 } else { 69 code = ERR; 70 } 71 } 72 } else { 73 while (_nc_remove_string(&(SP_PARM->_keytry), str)) 74 code = OK; 75 } 76 returnCode(code); 77 } 78 79 #if NCURSES_SP_FUNCS 80 NCURSES_EXPORT(int) 81 define_key(const char *str, int keycode) 82 { 83 return NCURSES_SP_NAME(define_key) (CURRENT_SCREEN, str, keycode); 84 } 85 #endif 86