void grab(void)
{
PUTS("grab");
for (hotkey_t *hk = hotkeys_head; hk != NULL; hk = hk->next)
grab_chord(hk->chain->head);
xcb_flush(dpy);
grabbed = true;
}
hotkey_t *find_hotkey(xcb_keysym_t keysym, xcb_button_t button, uint16_t modfield, uint8_t event_type, bool *replay_event)
{
int num_active = 0;
int num_locked = 0;
hotkey_t *result = NULL;
for (hotkey_t *hk = hotkeys_head; hk != NULL; hk = hk->next) {
chain_t *c = hk->chain;
if ((chained && c->state == c->head) || (locked && c->state != c->tail))
continue;
if (match_chord(c->state, event_type, keysym, button, modfield)) {
if (status_fifo != NULL && num_active == 0) {
if (!chained) {
snprintf(progress, sizeof(progress), "%s", c->state->repr);
} else {
strncat(progress, ";", sizeof(progress) - strlen(progress) - 1);
strncat(progress, c->state->repr, sizeof(progress) - strlen(progress) - 1);
}
put_status(HOTKEY_PREFIX, progress);
}
if (replay_event != NULL && c->state->replay_event)
*replay_event = true;
if (c->state->lock_chain) {
num_locked += 1;
if (timeout > 0)
alarm(0);
}
if (c->state == c->tail) {
if (hk->cycle != NULL) {
unsigned char delay = hk->cycle->delay;
hk->cycle->delay = (delay == 0 ? hk->cycle->period - 1 : delay - 1);
if (delay == 0)
result = hk;
continue;
}
if (chained && !locked)
abort_chain();
return hk;
} else {
c->state = c->state->next;
num_active++;
grab_chord(c->state);
}
} else if (chained) {
if (!locked && c->state->event_type == event_type)
c->state = c->head;
else
num_active++;
}
}
if (result != NULL)
return result;
if (num_locked > 0) {
locked = true;
}
if (!chained) {
if (num_active > 0) {
chained = true;
put_status(BEGIN_CHAIN_PREFIX, "Begin chain");
grab_chord(abort_chord);
}
} else if (num_active == 0 || match_chord(abort_chord, event_type, keysym, button, modfield)) {
abort_chain();
return find_hotkey(keysym, button, modfield, event_type, replay_event);
}
if (chained && !locked && timeout > 0)
alarm(timeout);
PRINTF("num active %i\n", num_active);
return NULL;
}
