xcb_keysym_t xcb_key_symbols_get_keysym (xcb_key_symbols_t *syms,
xcb_keycode_t keycode,
int col)
{
xcb_keysym_t *keysyms;
xcb_keysym_t keysym_null = { XCB_NO_SYMBOL };
xcb_keysym_t lsym;
xcb_keysym_t usym;
xcb_keycode_t min_keycode;
xcb_keycode_t max_keycode;
int per;
if (!syms || xcb_connection_has_error(syms->c))
return keysym_null;
xcb_key_symbols_get_reply (syms, NULL);
if (!syms->u.reply)
return keysym_null;
keysyms = xcb_get_keyboard_mapping_keysyms (syms->u.reply);
min_keycode = xcb_get_setup (syms->c)->min_keycode;
max_keycode = xcb_get_setup (syms->c)->max_keycode;
per = syms->u.reply->keysyms_per_keycode;
if ((col < 0) || ((col >= per) && (col > 3)) ||
(keycode < min_keycode) ||
(keycode > max_keycode))
return keysym_null;
keysyms = &keysyms[(keycode - min_keycode) * per];
if (col < 4)
{
if (col > 1)
{
while ((per > 2) && (keysyms[per - 1] == XCB_NO_SYMBOL))
per--;
if (per < 3)
col -= 2;
}
if ((per <= (col|1)) || (keysyms[col|1] == XCB_NO_SYMBOL))
{
xcb_convert_case(keysyms[col&~1], &lsym, &usym);
if (!(col & 1))
return lsym;
else if (usym == lsym)
return keysym_null;
else
return usym;
}
}
return keysyms[col];
}
KeySym XKeycodeToKeysym(Display *display, KeyCode keycode, int index) {
xcb_get_keyboard_mapping_cookie_t cookie;
xcb_get_keyboard_mapping_reply_t *reply;
xcb_keysym_t result = NoSymbol;
cookie = xcb_get_keyboard_mapping(display, keycode, 1);
reply = xcb_get_keyboard_mapping_reply(display, cookie, NULL);
if (reply == NULL)
fatal("Error in X11 communication\n");
result = xcb_get_keyboard_mapping_keysyms(reply)[index];
free(reply);
return result;
}