netsurf/desktop/system_colour.c

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/*
* Copyright 2011 Vincent Sanders <vince@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* System colour handling
*
*/
#include "utils/utils.h"
#include "utils/log.h"
#include "css/utils.h"
#include "desktop/gui.h"
#include "utils/nsoption.h"
#define colour_list_len ((NSOPTION_SYS_COLOUR_END - NSOPTION_SYS_COLOUR_START) + 1)
static lwc_string *colour_list[colour_list_len];
static lwc_string **gui_system_colour_pw = NULL;
bool gui_system_colour_init(void)
{
unsigned int ccount;
if (gui_system_colour_pw != NULL)
return false;
/* Intern colour strings */
for (ccount = 0; ccount < colour_list_len; ccount++) {
struct nsoption_s *opt;
opt = &nsoptions[ccount + NSOPTION_SYS_COLOUR_START];
if (lwc_intern_string(opt->key + SLEN("sys_colour_"),
opt->key_len - SLEN("sys_colour_"),
&(colour_list[ccount])) != lwc_error_ok) {
return false;
}
}
gui_system_colour_pw = colour_list;
return true;
}
void gui_system_colour_finalize(void)
{
unsigned int ccount;
for (ccount = 0; ccount < colour_list_len; ccount++) {
lwc_string_unref(colour_list[ccount]);
}
}
colour gui_system_colour_char(const char *name)
{
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colour ret = 0;
unsigned int ccount;
for (ccount = 0; ccount < colour_list_len; ccount++) {
if (strcmp(name,
nsoptions[ccount + NSOPTION_SYS_COLOUR_START].key + SLEN("sys_colour_")) == 0) {
ret = nsoptions[ccount + NSOPTION_SYS_COLOUR_START].value.c;
break;
}
}
return ret;
}
css_error gui_system_colour(void *pw, lwc_string *name, css_color *colour)
{
unsigned int ccount;
bool match;
for (ccount = 0; ccount < colour_list_len; ccount++) {
if (lwc_string_caseless_isequal(name,
colour_list[ccount],
&match) == lwc_error_ok && match) {
*colour = ns_color_to_nscss(nsoptions[ccount + NSOPTION_SYS_COLOUR_START].value.c);
return CSS_OK;
}
}
return CSS_INVALID;
}