bool run(int *fd, Geis *geis, GeisStatus *status)
{
fd_set read_fds;
FD_ZERO(&read_fds);
FD_SET(0, &read_fds);
FD_SET(*fd, &read_fds);
int sstat = select(*fd+1, &read_fds, NULL, NULL, NULL);
if (sstat < 0) {
fatal("error %d in select(): %s\n", errno, strerror(errno));
}
if (FD_ISSET(*fd, &read_fds)) {
GeisEvent event;
*status = geis_dispatch_events(*geis);
*status = geis_next_event(*geis, &event);
while (*status == GEIS_STATUS_CONTINUE ||
*status == GEIS_STATUS_SUCCESS) {
switch (geis_event_type(event)) {
case GEIS_EVENT_DEVICE_AVAILABLE:
case GEIS_EVENT_DEVICE_UNAVAILABLE:
break;
case GEIS_EVENT_GESTURE_BEGIN:
start(event);
break;
case GEIS_EVENT_GESTURE_UPDATE:
update(event);
break;
case GEIS_EVENT_GESTURE_END:
end(event);
break;
default:
break;
}
geis_event_delete(event);
*status = geis_next_event(*geis, &event);
}
}
return !(FD_ISSET(0, &read_fds));
}
int
main(int argc, char* argv[])
{
GeisStatus status;
Geis geis;
GeisSubscription subscription;
GeisFilter filter;
int fd;
geis = geis_new(GEIS_INIT_TRACK_DEVICES,
NULL);
subscription = geis_subscription_new(geis, "example", GEIS_SUBSCRIPTION_CONT);
filter = geis_filter_new(geis, "filter");
geis_filter_add_term(filter,
GEIS_FILTER_CLASS,
GEIS_GESTURE_ATTRIBUTE_TOUCHES, GEIS_FILTER_OP_EQ, 2,
NULL);
status = geis_subscription_add_filter(subscription, filter);
status = geis_subscription_activate(subscription);
geis_get_configuration(geis, GEIS_CONFIGURATION_FD, &fd);
while(1)
{
fd_set read_fds;
FD_ZERO(&read_fds);
FD_SET(0, &read_fds);
FD_SET(fd, &read_fds);
int sstat = select(fd+1, &read_fds, NULL, NULL, NULL);
if (sstat < 0)
{
fprintf(stderr, "error %d in select(): %s\n", errno, strerror(errno));
break;
}
if (FD_ISSET(fd, &read_fds))
{
GeisEvent event;
status = geis_dispatch_events(geis);
status = geis_next_event(geis, &event);
while (status == GEIS_STATUS_CONTINUE || status == GEIS_STATUS_SUCCESS)
{
switch (geis_event_type(event))
{
case GEIS_EVENT_DEVICE_AVAILABLE:
case GEIS_EVENT_DEVICE_UNAVAILABLE:
dump_device_event(event);
break;
case GEIS_EVENT_GESTURE_BEGIN:
case GEIS_EVENT_GESTURE_UPDATE:
case GEIS_EVENT_GESTURE_END:
dump_gesture_event(event);
break;
}
geis_event_delete(event);
status = geis_next_event(geis, &event);
}
}
if (FD_ISSET(0, &read_fds))
{
break;
}
}
geis_subscription_delete(subscription);
geis_delete(geis);
}