static void key_states_scan_key(const char *key, KEY_REC *rec)
{
GSList *tmp, *out;
if (strcmp(rec->info->id, "key") == 0)
return;
out = g_slist_append(NULL, g_string_new(NULL));
if (expand_key(key, &out)) {
for (tmp = out; tmp != NULL; tmp = tmp->next) {
GString *str = tmp->data;
if (str->str[1] == '-' || str->str[1] == '\0')
used_keys[(int)(unsigned char)str->str[0]] = 1;
g_tree_insert(key_states, g_strdup(str->str), rec);
}
}
expand_out_free(out);
}
static int expand_combo(const char *start, const char *end, GSList **out, int *limit)
{
KEY_REC *rec;
KEYINFO_REC *info;
GSList *tmp, *tmp2, *list, *copy, *newout;
char *str, *p;
if ((*limit)-- < 0) {
return FALSE;
}
if (start == end) {
/* single key */
expand_out_char(*out, *start);
return TRUE;
}
info = key_info_find("key");
if (info == NULL)
return FALSE;
/* get list of all key combos that generate the named combo.. */
list = NULL;
str = g_strndup(start, (int) (end-start)+1);
for (tmp = info->keys; tmp != NULL; tmp = tmp->next) {
KEY_REC *rec = tmp->data;
if (g_strcmp0(rec->data, str) == 0)
list = g_slist_append(list, rec);
}
if (list == NULL) {
/* unknown keycombo - add it as-is, maybe the GUI will
feed it to us as such */
for (p = str; *p != '\0'; p++)
expand_out_char(*out, *p);
g_free(str);
return TRUE;
}
g_free(str);
if (list->next == NULL) {
/* only one way to generate the combo, good */
rec = list->data;
g_slist_free(list);
return expand_key(rec->key, out, limit);
}
/* multiple ways to generate the combo -
we'll need to include all of them in output */
newout = NULL;
for (tmp = list->next; tmp != NULL; tmp = tmp->next) {
KEY_REC *rec = tmp->data;
copy = NULL;
for (tmp2 = *out; tmp2 != NULL; tmp2 = tmp2->next) {
GString *str = tmp2->data;
copy = g_slist_append(copy, g_string_new(str->str));
}
if (!expand_key(rec->key, ©, limit)) {
if (*limit < 0) {
return FALSE;
}
/* illegal key combo, remove from list */
expand_out_free(copy);
} else {
newout = g_slist_concat(newout, copy);
}
}
rec = list->data;
g_slist_free(list);
if (!expand_key(rec->key, out, limit)) {
if (*limit < 0) {
return FALSE;
}
/* illegal key combo, remove from list */
expand_out_free(*out);
}
*out = g_slist_concat(*out, newout);
return *out != NULL;
}
