/* Changes to anticipate: renaming functions to avoid mention of popping. */
int main (void) {
delay_queue priority = construct_delay_queue ();
delay_queue left = construct_delay_queue ();
delay_queue right = construct_delay_queue ();
int out_key;
add_key_to_queue (34, &priority);
add_key_to_queue (5, &left);
add_key_to_queue (7, &right);
add_key_to_queue (13, &priority);
add_key_to_queue (9, &left);
increment_delay (&right);
while ((out_key = select_from_queues (&priority, &left, &right))) {
printf ("%i\n",out_key);
}
}
static int process_event(struct input_event *event) {
if (event->type != EV_KEY)
return 0;
if (event->value == KEYHOLD && keystate.hold.num_active && modifiable(event->code))
return 0;
add_key_to_queue(event->code, event->value);
if (!modifiable(event->code)) {
flush_queue(ACTION_NONE, 0);
keystate.tap.code = event->code;
keystate.hold.code = event->code;
return 0;
}
switch (event->value) {
case KEYDOWN:
cancel_hold_timeout();
if (keystate.tap.code == event->code && within_tap_threshold(event)) {
if (keystate.tap.state == STATE_IDLE) {
syslog(LOG_WARNING, "Missed tap action due to timeout");
}
else {
tap_action();
memcpy(&keystate.tap.time, &event->time, sizeof keystate.tap.time);
}
}
else {
flush_queue(ACTION_NONE, 0);
if (keystate.hold.num_active) {
keystate.hold.code = event->code;
start_hold_timeout();
}
if (keystate.tap.num_active) {
keystate.tap.code = event->code;
memcpy(&keystate.tap.time, &event->time, sizeof keystate.tap.time);
start_tap_timeout();
}
}
break;
case KEYUP:
cancel_hold_timeout();
if (keystate.tap.code != event->code || keystate.tap.state == STATE_IDLE) {
flush_queue(ACTION_NONE, 0);
stop_tap();
}
break;
case KEYHOLD:
if (!keystate.hold.num_active) {
stop_tap();
flush_queue(ACTION_NONE, 0);
}
break;
default:
break;
}
return 0;
}
