1 /**************************************************************************** 2 * Copyright (c) 1999-2009,2010 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 #include <curses.priv.h> 30 #include <tic.h> /* struct tinfo_fkeys */ 31 32 MODULE_ID("$Id: init_keytry.c,v 1.17 2010/04/24 22:29:56 tom Exp $") 33 34 /* 35 ** _nc_init_keytry() 36 ** 37 ** Construct the try for the current terminal's keypad keys. 38 ** 39 */ 40 41 /* 42 * Internal entrypoints use SCREEN* parameter to obtain capabilities rather 43 * than cur_term. 44 */ 45 #undef CUR 46 #define CUR SP_TERMTYPE 47 48 #if BROKEN_LINKER 49 #undef _nc_tinfo_fkeys 50 #endif 51 52 /* LINT_PREPRO 53 #if 0*/ 54 #include <init_keytry.h> 55 /* LINT_PREPRO 56 #endif*/ 57 58 #if BROKEN_LINKER 59 const struct tinfo_fkeys * 60 _nc_tinfo_fkeysf(void) 61 { 62 return _nc_tinfo_fkeys; 63 } 64 #endif 65 66 NCURSES_EXPORT(void) 67 _nc_init_keytry(SCREEN *sp) 68 { 69 unsigned n; 70 71 /* The sp->_keytry value is initialized in newterm(), where the sp 72 * structure is created, because we can not tell where keypad() or 73 * mouse_activate() (which will call keyok()) are first called. 74 */ 75 76 if (sp != 0) { 77 for (n = 0; _nc_tinfo_fkeys[n].code; n++) { 78 if (_nc_tinfo_fkeys[n].offset < STRCOUNT) { 79 (void) _nc_add_to_try(&(sp->_keytry), 80 CUR Strings[_nc_tinfo_fkeys[n].offset], 81 _nc_tinfo_fkeys[n].code); 82 } 83 } 84 #if NCURSES_XNAMES 85 /* 86 * Add any of the extended strings to the tries if their name begins 87 * with 'k', i.e., they follow the convention of other terminfo key 88 * names. 89 */ 90 { 91 TERMTYPE *tp = &(sp->_term->type); 92 for (n = STRCOUNT; n < NUM_STRINGS(tp); ++n) { 93 const char *name = ExtStrname(tp, (int) n, strnames); 94 char *value = tp->Strings[n]; 95 if (name != 0 96 && *name == 'k' 97 && value != 0 98 && NCURSES_SP_NAME(key_defined) (NCURSES_SP_ARGx 99 value) == 0) { 100 (void) _nc_add_to_try(&(sp->_keytry), 101 value, 102 n - STRCOUNT + KEY_MAX); 103 } 104 } 105 } 106 #endif 107 #ifdef TRACE 108 _nc_trace_tries(sp->_keytry); 109 #endif 110 } 111 } 112