1 /****************************************************************************
2 * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. *
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5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
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9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Thomas E. Dickey *
31 ****************************************************************************/
33 #include <curses.priv.h>
36 MODULE_ID("$Id: lib_dft_fgbg.c,v 1.18 2005/11/26 20:03:38 tom Exp $")
39 * Modify the behavior of color-pair 0 so that the library doesn't assume that
40 * it is white on black. This is an extension to XSI curses.
43 use_default_colors(void)
45 T((T_CALLED("use_default_colors()")));
46 returnCode(assume_default_colors(-1, -1));
50 * Modify the behavior of color-pair 0 so that the library assumes that it
51 * is something specific, possibly not white on black.
54 assume_default_colors(int fg, int bg)
56 T((T_CALLED("assume_default_colors(%d,%d)"), fg, bg));
58 if (!orig_pair && !orig_colors)
61 if (initialize_pair) /* don't know how to handle this */
64 SP->_default_color = isDefaultColor(fg) || isDefaultColor(bg);
65 SP->_has_sgr_39_49 = (tigetflag("AX") == TRUE);
66 SP->_default_fg = isDefaultColor(fg) ? COLOR_DEFAULT : (fg & C_MASK);
67 SP->_default_bg = isDefaultColor(bg) ? COLOR_DEFAULT : (bg & C_MASK);
68 if (SP->_color_pairs != 0) {
69 bool save = SP->_default_color;
70 SP->_default_color = TRUE;
71 init_pair(0, (short) fg, (short) bg);
72 SP->_default_color = save;