netsurf/riscos/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 "oslib/os.h"
#include "oslib/wimp.h"
#include "utils/utils.h"
#include "utils/log.h"
#include "desktop/gui.h"
#include "desktop/options.h"
#include "riscos/system_colour.h"
struct gui_system_colour_ctx {
const char *name;
int length;
css_color colour;
wimp_colour system_colour;
colour *option_colour;
lwc_string *lwcstr;
};
/* \TODO -- The wimp_COLOUR_... values in the table below map the colour
* definitions to parts of the RISC OS desktop palette. In places
* this is fairly arbitrary, and could probably do with re-checking.
*/
static struct gui_system_colour_ctx colour_list[] = {
{
"ActiveBorder",
SLEN("ActiveBorder"),
0xff000000,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_ActiveBorder),
NULL
}, {
"ActiveCaption",
SLEN("ActiveCaption"),
0xffdddddd,
wimp_COLOUR_CREAM,
&nsoption_colour(sys_colour_ActiveCaption),
NULL
}, {
"AppWorkspace",
SLEN("AppWorkspace"),
0xffeeeeee,
wimp_COLOUR_VERY_LIGHT_GREY,
&nsoption_colour(sys_colour_AppWorkspace),
NULL
}, {
"Background",
SLEN("Background"),
0xff0000aa,
wimp_COLOUR_VERY_LIGHT_GREY, /* \TODO -- Check */
&nsoption_colour(sys_colour_Background),
NULL
}, {
"ButtonFace",
SLEN("ButtonFace"),
0xffaaaaaa,
wimp_COLOUR_VERY_LIGHT_GREY,
&nsoption_colour(sys_colour_ButtonFace),
NULL
}, {
"ButtonHighlight",
SLEN("ButtonHighlight"),
0xffdddddd,
wimp_COLOUR_DARK_GREY, /* \TODO -- Check */
&nsoption_colour(sys_colour_ButtonHighlight),
NULL
}, {
"ButtonShadow",
SLEN("ButtonShadow"),
0xffbbbbbb,
wimp_COLOUR_MID_DARK_GREY,
&nsoption_colour(sys_colour_ButtonShadow),
NULL
}, {
"ButtonText",
SLEN("ButtonText"),
0xff000000,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_ButtonText),
NULL
}, {
"CaptionText",
SLEN("CaptionText"),
0xff000000,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_CaptionText),
NULL
}, {
"GrayText",
SLEN("GrayText"),
0xffcccccc,
wimp_COLOUR_MID_LIGHT_GREY, /* \TODO -- Check */
&nsoption_colour(sys_colour_GrayText),
NULL
}, {
"Highlight",
SLEN("Highlight"),
0xff0000ee,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_Highlight),
NULL
}, {
"HighlightText",
SLEN("HighlightText"),
0xff000000,
wimp_COLOUR_WHITE,
&nsoption_colour(sys_colour_HighlightText),
NULL
}, {
"InactiveBorder",
SLEN("InactiveBorder"),
0xffffffff,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_InactiveBorder),
NULL
}, {
"InactiveCaption",
SLEN("InactiveCaption"),
0xffffffff,
wimp_COLOUR_LIGHT_GREY,
&nsoption_colour(sys_colour_InactiveCaption),
NULL
}, {
"InactiveCaptionText",
SLEN("InactiveCaptionText"),
0xffcccccc,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_InactiveCaptionText),
NULL
}, {
"InfoBackground",
SLEN("InfoBackground"),
0xffaaaaaa,
wimp_COLOUR_CREAM,
&nsoption_colour(sys_colour_InfoBackground),
NULL
}, {
"InfoText",
SLEN("InfoText"),
0xff000000,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_InfoText),
NULL
}, {
"Menu",
SLEN("Menu"),
0xffaaaaaa,
wimp_COLOUR_WHITE,
&nsoption_colour(sys_colour_Menu),
NULL
}, {
"MenuText",
SLEN("MenuText"),
0xff000000,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_MenuText),
NULL
}, {
"Scrollbar",
SLEN("Scrollbar"),
0xffaaaaaa,
wimp_COLOUR_LIGHT_GREY, /* \TODO -- Check */
&nsoption_colour(sys_colour_Scrollbar),
NULL
}, {
"ThreeDDarkShadow",
SLEN("ThreeDDarkShadow"),
0xff555555,
wimp_COLOUR_MID_DARK_GREY,
&nsoption_colour(sys_colour_ThreeDDarkShadow),
NULL
}, {
"ThreeDFace",
SLEN("ThreeDFace"),
0xffdddddd,
wimp_COLOUR_VERY_LIGHT_GREY,
&nsoption_colour(sys_colour_ThreeDFace),
NULL
}, {
"ThreeDHighlight",
SLEN("ThreeDHighlight"),
0xffaaaaaa,
wimp_COLOUR_WHITE,
&nsoption_colour(sys_colour_ThreeDHighlight),
NULL
}, {
"ThreeDLightShadow",
SLEN("ThreeDLightShadow"),
0xff999999,
wimp_COLOUR_WHITE,
&nsoption_colour(sys_colour_ThreeDLightShadow),
NULL
}, {
"ThreeDShadow",
SLEN("ThreeDShadow"),
0xff777777,
wimp_COLOUR_MID_DARK_GREY,
&nsoption_colour(sys_colour_ThreeDShadow),
NULL
}, {
"Window",
SLEN("Window"),
0xffaaaaaa,
wimp_COLOUR_VERY_LIGHT_GREY,
&nsoption_colour(sys_colour_Window),
NULL
}, {
"WindowFrame",
SLEN("WindowFrame"),
0xff000000,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_WindowFrame),
NULL
}, {
"WindowText",
SLEN("WindowText"),
0xff000000,
wimp_COLOUR_BLACK,
&nsoption_colour(sys_colour_WindowText),
NULL
},
};
#define colour_list_len (sizeof(colour_list) / sizeof(struct gui_system_colour_ctx))
static struct gui_system_colour_ctx *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++) {
if (lwc_intern_string(colour_list[ccount].name,
colour_list[ccount].length,
&(colour_list[ccount].lwcstr)) != lwc_error_ok) {
return false;
}
}
/* pull in options if set (ie not transparent) */
for (ccount = 0; ccount < colour_list_len; ccount++) {
if (*(colour_list[ccount].option_colour) != 0) {
colour_list[ccount].colour =
*(colour_list[ccount].option_colour);
}
}
ro_gui_system_colour_update();
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].lwcstr);
}
}
colour gui_system_colour_char(const char *name)
{
colour ret = 0xff00000;
unsigned int ccount;
for (ccount = 0; ccount < colour_list_len; ccount++) {
if (strcmp(name, colour_list[ccount].name) == 0) {
ret = colour_list[ccount].colour;
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].lwcstr,
&match) == lwc_error_ok && match) {
*colour = colour_list[ccount].colour;
return CSS_OK;
}
}
return CSS_INVALID;
}
#define ro_gui_system_colour_convert_os_to_css(os) (0xff000000 | \
(((os) & 0x0000ff00) << 8) | \
(((os) & 0x00ff0000) >> 8) | \
(((os) & 0xff000000) >> 24))
/* This is a exported interface for the RISC OS frontend,
* documented in riscos/system_colour.h
*/
void ro_gui_system_colour_update(void)
{
os_error *error;
os_PALETTE(20) palette;
unsigned int ccount;
error = xwimp_read_palette((os_palette *) &palette);
if (error != NULL) {
LOG(("xwimp_read_palette: 0x%x: %s",
error->errnum, error->errmess));
return;
}
for (ccount = 0; ccount < colour_list_len; ccount++) {
if (*(colour_list[ccount].option_colour) == 0) {
colour_list[ccount].colour =
ro_gui_system_colour_convert_os_to_css(
palette.entries[colour_list[ccount].
system_colour]);
}
}
}