1 /* $OpenBSD: lib_chgat.c,v 1.4 2023/10/17 09:52:08 nicm Exp $ */ 2 3 /**************************************************************************** 4 * Copyright 2020 Thomas E. Dickey * 5 * Copyright 1998-2016,2017 Free Software Foundation, Inc. * 6 * * 7 * Permission is hereby granted, free of charge, to any person obtaining a * 8 * copy of this software and associated documentation files (the * 9 * "Software"), to deal in the Software without restriction, including * 10 * without limitation the rights to use, copy, modify, merge, publish, * 11 * distribute, distribute with modifications, sublicense, and/or sell * 12 * copies of the Software, and to permit persons to whom the Software is * 13 * furnished to do so, subject to the following conditions: * 14 * * 15 * The above copyright notice and this permission notice shall be included * 16 * in all copies or substantial portions of the Software. * 17 * * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 25 * * 26 * Except as contained in this notice, the name(s) of the above copyright * 27 * holders shall not be used in advertising or otherwise to promote the * 28 * sale, use or other dealings in this Software without prior written * 29 * authorization. * 30 ****************************************************************************/ 31 32 /**************************************************************************** 33 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 34 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 35 * and: Sven Verdoolaege 2001 * 36 * and: Thomas E. Dickey 2005 * 37 ****************************************************************************/ 38 39 /* 40 ** lib_chgat.c 41 ** 42 ** The routine wchgat(). 43 ** 44 */ 45 46 #include <curses.priv.h> 47 48 MODULE_ID("$Id: lib_chgat.c,v 1.4 2023/10/17 09:52:08 nicm Exp $") 49 50 NCURSES_EXPORT(int) 51 wchgat(WINDOW *win, 52 int n, 53 attr_t attr, 54 NCURSES_PAIRS_T pair_arg, 55 const void *opts GCC_UNUSED) 56 { 57 int code = ERR; 58 int color_pair = pair_arg; 59 60 T((T_CALLED("wchgat(%p,%d,%s,%d)"), 61 (void *) win, 62 n, 63 _traceattr(attr), 64 color_pair)); 65 66 set_extended_pair(opts, color_pair); 67 if (win) { 68 struct ldat *line = &(win->_line[win->_cury]); 69 int i; 70 71 toggle_attr_on(attr, ColorPair(color_pair)); 72 73 for (i = win->_curx; i <= win->_maxx && (n == -1 || (n-- > 0)); i++) { 74 SetAttr(line->text[i], attr); 75 SetPair(line->text[i], color_pair); 76 CHANGED_CELL(line, i); 77 } 78 79 code = OK; 80 } 81 returnCode(code); 82 } 83