openbox/themerc.c (raw)
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#include <glib.h>
#ifdef HAVE_STRING_H
# include <string.h>
#endif
char *themerc_engine;
char *themerc_theme;
char *themerc_font;
char *themerc_titlebar_layout;
GError *error;
static void parse(char *path, int fd)
{
GScanner *scanner;
scanner = g_scanner_new(NULL);
g_scanner_input_file(scanner, fd);
while (g_scanner_get_next_token(scanner) != G_TOKEN_EOF) {
char *name, *val;
if (scanner->token != G_TOKEN_IDENTIFIER) {
g_scanner_unexp_token(scanner, scanner->token, NULL, NULL, NULL,
NULL, TRUE);
return;
}
name = g_strdup(scanner->value.v_identifier);
g_scanner_get_next_token(scanner);
if (scanner->token != G_TOKEN_EQUAL_SIGN) {
g_scanner_unexp_token(scanner, scanner->token, NULL, NULL, NULL,
NULL, TRUE);
g_free(name);
return;
}
g_scanner_get_next_token(scanner);
if (scanner->token == G_TOKEN_STRING) {
val = g_strdup(scanner->value.v_identifier);
if (!g_ascii_strcasecmp(name, "engine")) {
if (themerc_engine != NULL) {
g_warning("%s:%d: '%s' already defined", path,
scanner->line, name);
g_free(name);
g_free(val);
} else
themerc_engine = val;
} else if (!g_ascii_strcasecmp(name, "theme")) {
if (themerc_theme != NULL) {
g_warning("%s:%d: '%s' already defined", path,
scanner->line, name);
g_free(name);
g_free(val);
} else
themerc_theme = val;
} else if (!g_ascii_strcasecmp(name, "font")) {
if (themerc_font != NULL) {
g_warning("%s:%d: '%s' already defined", path,
scanner->line, name);
g_free(name);
g_free(val);
} else
themerc_font = val;
} else if (!g_ascii_strcasecmp(name, "titlebarlayout")) {
if (themerc_titlebar_layout != NULL) {
g_warning("%s:%d: '%s' already defined", path,
scanner->line, name);
g_free(name);
g_free(val);
} else {
char *lowval = g_ascii_strup(val, -1);
int i, len = strlen(lowval);
g_free(val);
for (i = 0; i < len; ++i) {
gboolean valid = FALSE;
switch(lowval[i]) {
case 'I':
case 'L':
case 'M':
case 'C':
case 'N':
case 'D':
valid = TRUE;
}
if (!valid) {
g_warning("%s:%d: invalid titlebarlayout element "
"'%c'", path, scanner->line, lowval[i]);
break;
}
}
if (i == len)
themerc_titlebar_layout = lowval;
else {
g_free(name);
g_free(val);
}
}
} else {
g_warning("%s:%d: invalid option '%s'", path,
scanner->line, name);
g_free(name);
g_free(val);
}
} else {
g_scanner_unexp_token(scanner, scanner->token, NULL, NULL, NULL,
NULL, TRUE);
g_free(name);
return;
}
}
}
void themerc_startup()
{
GIOChannel *chan = NULL;
char *path = NULL;
/* defaults */
themerc_engine = NULL;
themerc_theme = NULL;
themerc_font = NULL;
themerc_titlebar_layout = NULL;
path = g_build_filename(g_get_home_dir(), ".openbox", "themerc", NULL);
error = NULL;
chan = g_io_channel_new_file(path, "r", &error);
if (chan == NULL) {
g_free(path);
path = g_build_filename(THEMERCDIR, "themerc", NULL);
error = NULL;
chan = g_io_channel_new_file(path, "r", &error);
}
if (chan != NULL) {
parse(path, g_io_channel_unix_get_fd(chan));
g_free(path);
g_io_channel_close(chan);
}
/* non-NULL defaults */
if (themerc_titlebar_layout == NULL)
themerc_titlebar_layout = g_strdup("NDLIMC");
if (themerc_font == NULL)
themerc_font = g_strdup("sans-7");
}
void themerc_shutdown()
{
if (themerc_engine != NULL) g_free(themerc_engine);
if (themerc_theme != NULL) g_free(themerc_theme);
if (themerc_font != NULL) g_free(themerc_font);
if (themerc_titlebar_layout != NULL) g_free(themerc_titlebar_layout);
}
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