irssi/src/perl/ui/Themes.xs
Ailin Nemui 96a292d40e Finish 256 colour support for Irssi
256 colour patch is cleaned up and the remaining cases are made work,
this includes especially Theme support, which was not implemented
before. Changes not related to colours were reverted again, making a
review of the two patches against master easier to follow.

As a byproduct of the Hex-colour code parser, the 24bit colours are
also implemented. Actually using them in the terminal is guarded by a
compile time switch (as well as a run time switch), as it breaks the
existing colour protocol and requires additional storage.

To make a seamless usage, down-conversion is provided for 8 and 16
colours.

Diverging from Tom's approach, the colour protocol is reverted back to
the original one. Unfortunately, the changes required in the Theme
engine will break the API.

For more details, please refer to the patch documentation at either
http://irssi-docs.wikispaces.com/Notes-256-Colour or
https://github.com/shabble/irssi-docs/wiki/Notes-256-Colour
2014-06-30 02:41:34 +02:00

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#define PERL_NO_GET_CONTEXT
#include "module.h"
static void printformat_perl(TEXT_DEST_REC *dest, char *format, char **arglist)
{
char *module;
int formatnum;
module = g_strdup(perl_get_package());
formatnum = format_find_tag(module, format);
if (formatnum < 0) {
die("printformat(): unregistered format '%s'", format);
g_free(module);
return;
}
printformat_module_dest_charargs(module, dest, formatnum, arglist);
g_free(module);
}
static void perl_unregister_theme(const char *package)
{
FORMAT_REC *formats;
int n;
formats = g_hash_table_lookup(default_formats, package);
if (formats == NULL) return;
for (n = 0; formats[n].def != NULL; n++) {
g_free(formats[n].tag);
g_free(formats[n].def);
}
g_free(formats);
theme_unregister_module(package);
}
static void sig_script_destroyed(PERL_SCRIPT_REC *script)
{
perl_unregister_theme(script->package);
}
void perl_themes_init(void)
{
signal_add("script destroyed", (SIGNAL_FUNC) sig_script_destroyed);
}
void perl_themes_deinit(void)
{
signal_remove("script destroyed", (SIGNAL_FUNC) sig_script_destroyed);
}
MODULE = Irssi::UI::Themes PACKAGE = Irssi
PROTOTYPES: ENABLE
Irssi::UI::Theme
current_theme()
CODE:
RETVAL = current_theme;
OUTPUT:
RETVAL
int
EXPAND_FLAG_IGNORE_REPLACES()
CODE:
RETVAL = EXPAND_FLAG_IGNORE_REPLACES;
OUTPUT:
RETVAL
int
EXPAND_FLAG_IGNORE_EMPTY()
CODE:
RETVAL = EXPAND_FLAG_IGNORE_EMPTY;
OUTPUT:
RETVAL
int
EXPAND_FLAG_RECURSIVE_MASK()
CODE:
RETVAL = EXPAND_FLAG_RECURSIVE_MASK;
OUTPUT:
RETVAL
void
theme_register(formats)
SV *formats
PREINIT:
AV *av;
FORMAT_REC *formatrecs;
char *key, *value;
int len, n, fpos;
CODE:
if (!SvROK(formats))
croak("formats is not a reference");
av = (AV *) SvRV(formats);
if (SvTYPE(av) != SVt_PVAV)
croak("formats is not a reference to a list");
len = av_len(av)+1;
if (len == 0 || (len & 1) != 0)
croak("formats list is invalid - not divisible by 2 (%d)", len);
formatrecs = g_new0(FORMAT_REC, len/2+2);
formatrecs[0].tag = g_strdup(perl_get_package());
formatrecs[0].def = g_strdup("Perl script");
for (fpos = 1, n = 0; n < len; n++, fpos++) {
key = SvPV_nolen(*av_fetch(av, n, 0)); n++;
value = SvPV_nolen(*av_fetch(av, n, 0));
formatrecs[fpos].tag = g_strdup(key);
formatrecs[fpos].def = g_strdup(value);
formatrecs[fpos].params = MAX_FORMAT_PARAMS;
}
theme_register_module(perl_get_package(), formatrecs);
void
printformat(level, format, ...)
int level
char *format
PREINIT:
TEXT_DEST_REC dest;
char *arglist[MAX_FORMAT_PARAMS+1];
int n;
CODE:
format_create_dest(&dest, NULL, NULL, level, NULL);
memset(arglist, 0, sizeof(arglist));
for (n = 2; n < items && n < MAX_FORMAT_PARAMS+2; n++) {
arglist[n-2] = SvPV_nolen(ST(n));
}
printformat_perl(&dest, format, arglist);
void
abstracts_register(abstracts)
SV *abstracts
PREINIT:
AV *av;
char *key, *value;
int i, len;
CODE:
if (!SvROK(abstracts))
croak("abstracts is not a reference to list");
av = (AV *) SvRV(abstracts);
len = av_len(av)+1;
if (len == 0 || (len & 1) != 0)
croak("abstracts list is invalid - not divisible by 2 (%d)", len);
for (i = 0; i < len; i++) {
key = SvPV_nolen(*av_fetch(av, i, 0)); i++;
value = SvPV_nolen(*av_fetch(av, i, 0));
theme_set_default_abstract(key, value);
}
themes_reload();
void
themes_reload()
#*******************************
MODULE = Irssi::UI::Themes PACKAGE = Irssi::Server
#*******************************
void
printformat(server, target, level, format, ...)
Irssi::Server server
char *target
int level
char *format
PREINIT:
TEXT_DEST_REC dest;
char *arglist[MAX_FORMAT_PARAMS+1];
int n;
CODE:
format_create_dest(&dest, server, target, level, NULL);
memset(arglist, 0, sizeof(arglist));
for (n = 4; n < items && n < MAX_FORMAT_PARAMS+4; n++) {
arglist[n-4] = SvPV_nolen(ST(n));
}
printformat_perl(&dest, format, arglist);
#*******************************
MODULE = Irssi::UI::Themes PACKAGE = Irssi::UI::Window
#*******************************
void
printformat(window, level, format, ...)
Irssi::UI::Window window
int level
char *format
PREINIT:
TEXT_DEST_REC dest;
char *arglist[MAX_FORMAT_PARAMS+1];
int n;
CODE:
format_create_dest(&dest, NULL, NULL, level, window);
memset(arglist, 0, sizeof(arglist));
for (n = 3; n < items && n < MAX_FORMAT_PARAMS+3; n++) {
arglist[n-3] = SvPV_nolen(ST(n));
}
printformat_perl(&dest, format, arglist);
#*******************************
MODULE = Irssi::UI::Themes PACKAGE = Irssi::Windowitem
#*******************************
void
printformat(item, level, format, ...)
Irssi::Windowitem item
int level
char *format
PREINIT:
TEXT_DEST_REC dest;
char *arglist[MAX_FORMAT_PARAMS+1];
int n;
CODE:
format_create_dest(&dest, item->server, item->visible_name, level, NULL);
memset(arglist, 0, sizeof(arglist));
for (n = 3; n < items && n < MAX_FORMAT_PARAMS+3; n++) {
arglist[n-3] = SvPV_nolen(ST(n));
}
printformat_perl(&dest, format, arglist);
#*******************************
MODULE = Irssi::UI::Themes PACKAGE = Irssi::UI::Theme PREFIX = theme_
#*******************************
void
theme_format_expand(theme, format, flags=0)
Irssi::UI::Theme theme
char *format
int flags
PREINIT:
char *ret;
PPCODE:
if (flags == 0) {
ret = theme_format_expand(theme, format);
} else {
theme_rm_col reset;
strcpy(reset.m, "n");
ret = theme_format_expand_data(theme, (const char **) &format,
reset, reset, NULL, NULL,
EXPAND_FLAG_ROOT | flags);
}
XPUSHs(sv_2mortal(new_pv(ret)));
g_free_not_null(ret);
char *
theme_get_format(theme, module, tag)
Irssi::UI::Theme theme
char *module
char *tag
PREINIT:
MODULE_THEME_REC *modtheme;
FORMAT_REC *formats;
int i;
CODE:
formats = g_hash_table_lookup(default_formats, module);
if (formats == NULL)
croak("Unknown module: %s", module);
for (i = 0; formats[i].def != NULL; i++) {
if (formats[i].tag != NULL &&
g_ascii_strcasecmp(formats[i].tag, tag) == 0)
break;
}
if (formats[i].def == NULL)
croak("Unknown format tag: %s", tag);
modtheme = g_hash_table_lookup(theme->modules, module);
RETVAL = modtheme == NULL ? NULL : modtheme->formats[i];
if (RETVAL == NULL)
RETVAL = formats[i].def;
OUTPUT:
RETVAL