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Add ncurses 6.4
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139
third_party/ncurses/new_pair.h
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139
third_party/ncurses/new_pair.h
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/****************************************************************************
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* Copyright 2018-2020,2021 Thomas E. Dickey *
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* Copyright 2017 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Thomas E. Dickey *
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****************************************************************************/
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/*
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* Common type definitions and macros for new_pair.c, lib_color.c
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*
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* $Id: new_pair.h,v 1.13 2021/09/24 17:52:01 tom Exp $
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*/
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#ifndef NEW_PAIR_H
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#define NEW_PAIR_H 1
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/* *INDENT-OFF* */
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#include "ncurses_cfg.h"
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#include "ncurses_dll.h"
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#include <sys/types.h>
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#undef SCREEN
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#define SCREEN struct screen
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SCREEN;
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#define LIMIT_TYPED(n,t) \
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(t)(((n) > MAX_OF_TYPE(t)) \
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? MAX_OF_TYPE(t) \
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: ((n) < -MAX_OF_TYPE(t)) \
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? -MAX_OF_TYPE(t) \
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: (n))
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#define limit_COLOR(n) LIMIT_TYPED(n,NCURSES_COLOR_T)
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#define limit_PAIRS(n) LIMIT_TYPED(n,NCURSES_PAIRS_T)
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#define MAX_XCURSES_PAIR MAX_OF_TYPE(NCURSES_PAIRS_T)
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#if NCURSES_EXT_COLORS
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#define OPTIONAL_PAIR GCC_UNUSED
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#define get_extended_pair(opts, color_pair) \
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if ((opts) != NULL) { \
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*(int*)(opts) = color_pair; \
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}
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#define set_extended_pair(opts, color_pair) \
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if ((opts) != NULL) { \
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color_pair = *(const int*)(opts); \
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}
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#else
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#define OPTIONAL_PAIR /* nothing */
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#define get_extended_pair(opts, color_pair) /* nothing */
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#define set_extended_pair(opts, color_pair) \
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if ((opts) != NULL) { \
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color_pair = -1; \
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}
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#endif
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#ifdef NEW_PAIR_INTERNAL
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typedef enum {
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cpKEEP = -1, /* color pair 0 */
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cpFREE = 0, /* free for use */
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cpINIT = 1 /* initialized */
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} CPMODE;
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typedef struct _color_pairs
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{
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int fg;
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int bg;
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#if NCURSES_EXT_COLORS
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int mode; /* tells if the entry is allocated or free */
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int prev; /* index of previous item */
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int next; /* index of next item */
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#endif
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}
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colorpair_t;
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#define MakeColorPair(target,f,b) target.fg = f, target.bg = b
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#define isSamePair(a,b) ((a).fg == (b).fg && (a).bg == (b).bg)
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#define FORE_OF(c) (c).fg
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#define BACK_OF(c) (c).bg
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/*
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* Ensure that we use color pairs only when colors have been started, and also
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* that the index is within the limits of the table which we allocated.
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*/
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#define ValidPair(sp,pair) \
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((sp != 0) && (pair >= 0) && (pair < sp->_pair_limit) && sp->_coloron)
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#if NCURSES_EXT_COLORS
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extern NCURSES_EXPORT(void) _nc_copy_pairs(SCREEN*, colorpair_t*, colorpair_t*, int);
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extern NCURSES_EXPORT(void) _nc_free_ordered_pairs(SCREEN*);
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extern NCURSES_EXPORT(void) _nc_reset_color_pair(SCREEN*, int, colorpair_t*);
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extern NCURSES_EXPORT(void) _nc_set_color_pair(SCREEN*, int, int);
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#else
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#define _nc_free_ordered_pairs(sp) /* nothing */
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#define _nc_reset_color_pair(sp, pair, data) /* nothing */
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#define _nc_set_color_pair(sp, pair, mode) /* nothing */
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#endif
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#else
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typedef struct _color_pairs colorpair_t;
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#endif /* NEW_PAIR_INTERNAL */
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#if NO_LEAKS
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extern NCURSES_EXPORT(void) _nc_new_pair_leaks(SCREEN*);
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#endif
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/* *INDENT-ON* */
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#endif /* NEW_PAIR_H */
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