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xface.c
95 lines (79 loc) · 2.39 KB
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xface.c
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#include "xface.h"
Display *dis;
xcb_connection_t *xcb_conn;
static void kill_autorepeat(Display *dis) {
Bool sup = False;
Bool ret = XkbSetDetectableAutoRepeat(dis, True, &sup);
assert(sup == True && ret == True);
XFlush(dis);
}
void *xface() {
LOGF("xface thread started");
Display *dis = XOpenDisplay(NULL);
xcb_conn = XGetXCBConnection(dis);
const xcb_setup_t *xcb_setup = xcb_get_setup(xcb_conn);
xcb_screen_iterator_t screen_iter = xcb_setup_roots_iterator(xcb_setup);
xcb_screen_t *xcb_screen = screen_iter.data;
xcb_window_t window = xcb_generate_id(xcb_conn);
static const uint32_t xcb_values[] = { XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_KEY_PRESS | XCB_EVENT_MASK_KEY_RELEASE };
xcb_create_window( xcb_conn,
XCB_COPY_FROM_PARENT,
window,
xcb_screen->root,
0, 0,
150, 150,
1,
XCB_WINDOW_CLASS_INPUT_OUTPUT,
xcb_screen->root_visual,
XCB_CW_EVENT_MASK, xcb_values);
xcb_map_window(xcb_conn, window);
xcb_flush(xcb_conn);
kill_autorepeat(dis);
xcb_generic_event_t *ev;
keydown_t keydown;
keylistitem_t *ki, *kni;
while ((ev = xcb_wait_for_event(xcb_conn)) != NULL) {
switch (ev->response_type & ~0x80) {
case XCB_KEY_PRESS: ;;
xcb_key_press_event_t *kp = (xcb_key_press_event_t *)ev;
LOGF("Pressed %i %i", kp->detail, kp->state);
bool already_pressed = false;
list_foreach(keylist, ki) {
if (ki->data.key == kp->detail) {
already_pressed = true;
break;
}
}
if (already_pressed) break;
if (tracklist->head) {
keydown.key = kp->detail;
keydown.data.pitem = track_play_functional(&(tracklist->head->data), note_freq(kp->detail-20), note_len_infinity);
list_add_tail(keylist, keylist, keydown);
}
break;
case XCB_KEY_RELEASE: ;;
xcb_key_release_event_t *kr = (xcb_key_release_event_t *)ev;
LOGF("Released %i %i", kr->detail, kr->state);
list_foreach_safe(keylist, ki, kni, {
if (ki->data.key == kr->detail) {
playing_release(ki->data.data.pitem);
list_delete(keylist, keylist, ki);
}
});
break;
}
}
xcb_disconnect(xcb_conn);
LOGF("xface thread finished");
running = false;
return NULL;
}
pthread_t xface_thread;
void xface_init() {
keylist = list_new(keylist);
if (pthread_create(&xface_thread, NULL, xface, NULL) != 0) {
LOGF("xface thread creation failed");
return;
}
list_free(keylist, keylist);
}