int pumpKeyHook(void)
{
if (!datadpy)
return 0;
sawKeyCombo = 0;
XRecordProcessReplies(datadpy);
return sawKeyCombo;
} // pumpKeyHook
int
main()
{
XRecordContext xrd;
XRecordRange *range;
XRecordClientSpec client;
osd = configure_osd(NKEYS);
keystack = create_keystack(NKEYS);
d0 = XOpenDisplay(NULL);
d1 = XOpenDisplay(NULL);
XSynchronize(d0, True);
if (d0 == NULL || d1 == NULL) {
fprintf(stderr, "Cannot connect to X server");
exit (-1);
}
client=XRecordAllClients;
range=XRecordAllocRange();
memset(range, 0, sizeof(XRecordRange));
range->device_events.first=KeyPress;
range->device_events.last=KeyRelease;
xrd = XRecordCreateContext(d0, 0, &client, 1, &range, 1);
if (! xrd) {
fprintf(stderr, "Error in creating context");
exit (-1);
}
XRecordEnableContext(d1, xrd, update_key_ring, (XPointer)osd);
XRecordProcessReplies (d1);
XRecordDisableContext (d0, xrd);
XRecordFreeContext (d0, xrd);
XCloseDisplay(d0);
XCloseDisplay(d1);
exit(0);
}
void
record_main_loop(Display * display, double idle_time)
{
struct xrecord_callback_results cbres;
XRecordContext context;
XRecordClientSpec cspec = XRecordAllClients;
Display *dpy_data;
XRecordRange *range;
int i;
dpy_data = XOpenDisplay(NULL); /* we need an additional data connection. */
range = XRecordAllocRange();
range->device_events.first = KeyPress;
range->device_events.last = KeyRelease;
context = XRecordCreateContext(dpy_data, 0, &cspec, 1, &range, 1);
XRecordEnableContextAsync(dpy_data, context, xrecord_callback,
(XPointer) & cbres);
cbres.modifiers = XGetModifierMapping(display);
/* clear list of modifiers */
for (i = 0; i < MAX_MODIFIERS; ++i)
cbres.pressed_modifiers[i] = 0;
while (1) {
int fd = ConnectionNumber(dpy_data);
fd_set read_fds;
int ret;
int disable_event = 0;
int modifier_event = 0;
struct timeval timeout;
FD_ZERO(&read_fds);
FD_SET(fd, &read_fds);
ret = select(fd + 1 /* =(max descriptor in read_fds) + 1 */ ,
&read_fds, NULL, NULL,
pad_disabled ? &timeout : NULL
/* timeout only required for enabling */ );
if (FD_ISSET(fd, &read_fds)) {
cbres.key_event = 0;
cbres.non_modifier_event = 0;
XRecordProcessReplies(dpy_data);
/* If there are any events left over, they are in error. Drain them
* from the connection queue so we don't get stuck. */
while (XEventsQueued(dpy_data, QueuedAlready) > 0) {
XEvent event;
XNextEvent(dpy_data, &event);
fprintf(stderr, "bad event received, major opcode %d\n",
event.type);
}
if (!ignore_modifier_keys && cbres.key_event) {
disable_event = 1;
}
if (cbres.non_modifier_event) {
if (ignore_modifier_combos && is_modifier_pressed(&cbres)) {
modifier_event = 1;
} else {
disable_event = 1;
}
} else if (ignore_modifier_keys) {
modifier_event = 1;
}
}
if (disable_event) {
/* adjust the enable_time */
timeout.tv_sec = (int) idle_time;
timeout.tv_usec = (idle_time - (double) timeout.tv_sec) * 1.e6;
toggle_touchpad(False);
}
if (modifier_event && pad_disabled) {
toggle_touchpad(True);
}
if (ret == 0 && pad_disabled) { /* timeout => enable event */
toggle_touchpad(True);
}
} /* end while(1) */
XFreeModifiermap(cbres.modifiers);
}
int main (int argc, char **argv)
{
ctrl_disp = XOpenDisplay (NULL);
data_disp = XOpenDisplay (NULL);
if (!ctrl_disp || !data_disp) {
fprintf (stderr, "Error to open local display!\n");
exit (1);
}
/*
* we must set the ctrl_disp to sync mode, or, when we the enalbe
* context in data_disp, there will be a fatal X error !!!
*/
XSynchronize(ctrl_disp,True);
int major, minor;
if (!XRecordQueryVersion (ctrl_disp, &major, &minor)) {
fprintf (stderr, "RECORD extension not supported on this X server!\n");
exit (2);
}
printf ("RECORD extension for local server is version is %d.%d\n", major, minor);
XRecordRange *rr;
XRecordClientSpec rcs;
XRecordContext rc;
rr = XRecordAllocRange ();
if (!rr) {
fprintf (stderr, "Could not alloc record range object!\n");
exit (3);
}
rr->device_events.first = KeyPress;
rr->device_events.last = MotionNotify;
rcs = XRecordAllClients;
rc = XRecordCreateContext (ctrl_disp, 0, &rcs, 1, &rr, 1);
if (!rc) {
fprintf (stderr, "Could not create a record context!\n");
exit (4);
}
if (!XRecordEnableContext (data_disp, rc, event_callback, NULL)) {
fprintf (stderr, "Cound not enable the record context!\n");
exit (5);
}
while (stop != 1) {
XRecordProcessReplies (data_disp);
}
XRecordDisableContext (ctrl_disp, rc);
XRecordFreeContext (ctrl_disp, rc);
XFree (rr);
XCloseDisplay (data_disp);
XCloseDisplay (ctrl_disp);
return 0;
}