mirror of git://git.sv.gnu.org/nano.git
125 lines
3.8 KiB
C
125 lines
3.8 KiB
C
/* $Id$ */
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/**************************************************************************
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* color.c *
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* *
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* Copyright (C) 1999-2002 Chris Allegretta *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2, or (at your option) *
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* any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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* *
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**************************************************************************/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "proto.h"
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#include "nano.h"
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#ifdef ENABLE_COLOR
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#ifdef ENABLE_NLS
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#include <libintl.h>
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#define _(string) gettext(string)
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#else
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#define _(string) (string)
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#endif
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void do_colorinit(void)
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{
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int i;
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colortype *tmpcolor = NULL, *beforenow = NULL;
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int defok = 0;
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if (has_colors()) {
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start_color();
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/* Add in colors, if available */
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#ifdef HAVE_USE_DEFAULT_COLORS
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if (use_default_colors() != ERR)
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defok = 1;
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#endif
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i = 1;
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for (tmpcolor = colorstrings; tmpcolor != NULL;
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tmpcolor = tmpcolor->next) {
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for (beforenow = colorstrings; beforenow != NULL
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&& beforenow != tmpcolor &&
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(beforenow->fg != tmpcolor->fg || beforenow->bg != tmpcolor->bg
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|| beforenow->bright != tmpcolor->bright);
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beforenow = beforenow->next)
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;
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if (beforenow != NULL && beforenow != tmpcolor) {
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tmpcolor->pairnum = beforenow->pairnum;
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continue;
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}
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if (defok && tmpcolor->bg == -1)
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init_pair(i, tmpcolor->fg, -1);
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else if (tmpcolor->bg == -1)
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init_pair(i, tmpcolor->fg, COLOR_BLACK);
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else /* They picked a fg and bg color */
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init_pair(i, tmpcolor->fg, tmpcolor->bg);
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#ifdef DEBUG
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fprintf(stderr, _("Running init_pair with fg = %d and bg = %d\n"), tmpcolor->fg, tmpcolor->bg);
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#endif
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tmpcolor->pairnum = i;
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i++;
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}
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}
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return;
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}
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/* Update the color information based on the current filename */
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void update_color(void)
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{
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syntaxtype *tmpsyntax;
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colorstrings = NULL;
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for (tmpsyntax = syntaxes; tmpsyntax != NULL; tmpsyntax = tmpsyntax->next) {
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exttype *e;
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for (e = tmpsyntax->extensions; e != NULL; e = e->next) {
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regcomp(&syntaxfile_regexp, e->val, REG_EXTENDED);
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/* Set colorstrings if we matched the extension regex */
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if (!regexec(&syntaxfile_regexp, filename, 1, synfilematches, 0))
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colorstrings = tmpsyntax->color;
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regfree(&syntaxfile_regexp);
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}
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}
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/* if we haven't found a match, use the override string */
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if (colorstrings == NULL && syntaxstr != NULL) {
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for (tmpsyntax = syntaxes; tmpsyntax != NULL;
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tmpsyntax = tmpsyntax->next) {
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if (!strcasecmp(tmpsyntax->desc, syntaxstr))
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colorstrings = tmpsyntax->color;
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}
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}
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do_colorinit();
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edit_refresh();
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}
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#endif /* ENABLE_COLOR */
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