static void
print_keycode(struct keyboard *kbd, xkb_keycode_t keycode)
{
unsigned int i;
struct xkb_keymap *keymap;
struct xkb_state *state;
const xkb_keysym_t *syms;
unsigned int nsyms;
char s[16];
uint32_t unicode;
xkb_layout_index_t layout;
xkb_mod_index_t mod;
xkb_led_index_t led;
state = kbd->state;
keymap = xkb_state_get_keymap(state);
nsyms = xkb_state_key_get_syms(state, keycode, &syms);
if (nsyms <= 0)
return;
printf("keysyms [ ");
for (i = 0; i < nsyms; i++) {
xkb_keysym_get_name(syms[i], s, sizeof(s));
printf("%-*s ", (int)sizeof(s), s);
}
printf("] ");
/*
* Only do this if wchar_t is UCS-4, so we can be lazy and print
* with %lc.
*/
#ifdef __STDC_ISO_10646__
printf("unicode [ ");
for (i = 0; i < nsyms; i++) {
unicode = xkb_keysym_to_utf32(syms[i]);
printf("%lc ", (int)(unicode ? unicode : L' '));
}
printf("] ");
#endif
layout = xkb_state_key_get_layout(state, keycode);
printf("layout [ %s (%d) ] ",
xkb_keymap_layout_get_name(keymap, layout), layout);
printf("level [ %d ] ",
xkb_state_key_get_level(state, keycode, layout));
printf("mods [ ");
for (mod = 0; mod < xkb_keymap_num_mods(keymap); mod++) {
if (xkb_state_mod_index_is_active(state, mod,
XKB_STATE_MODS_EFFECTIVE) <= 0)
continue;
if (xkb_state_mod_index_is_consumed(state, keycode, mod))
printf("-%s ", xkb_keymap_mod_get_name(keymap, mod));
else
printf("%s ", xkb_keymap_mod_get_name(keymap, mod));
}
printf("] ");
printf("leds [ ");
for (led = 0; led < xkb_keymap_num_leds(keymap); led++) {
if (xkb_state_led_index_is_active(state, led) <= 0)
continue;
printf("%s ", xkb_keymap_led_get_name(keymap, led));
}
printf("] ");
printf("\n");
}
static int8_t guess_ascii(struct xkb_state *state, uint32_t code, uint32_t n_syms, const uint32_t *syms) {
xkb_layout_index_t n_lo, lo;
xkb_level_index_t lv;
struct xkb_keymap *keymap;
const xkb_keysym_t *s;
int num;
if (n_syms == 1 && syms[0] < 128 && syms[0] > 0)
return syms[0];
keymap = xkb_state_get_keymap(state);
n_lo = xkb_keymap_num_layouts_for_key(keymap, code + KBDXKB_SHIFT);
for (lo = 0; lo < n_lo; ++lo) {
lv = xkb_state_key_get_level(state, code + KBDXKB_SHIFT, lo);
num = xkb_keymap_key_get_syms_by_level(keymap, code + KBDXKB_SHIFT, lo, lv, &s);
if (num == 1 && s[0] < 128 && s[0] > 0)
return s[0];
}
return -1;
}
static void
test_caps_keysym_transformation(struct xkb_keymap *keymap)
{
struct xkb_state *state = xkb_state_new(keymap);
xkb_mod_index_t caps, shift;
int nsyms;
xkb_keysym_t sym;
const xkb_keysym_t *syms;
assert(state);
/* See xkb_state_key_get_one_sym() for what's this all about. */
caps = xkb_keymap_mod_get_index(keymap, XKB_MOD_NAME_CAPS);
shift = xkb_keymap_mod_get_index(keymap, XKB_MOD_NAME_SHIFT);
assert(caps != XKB_MOD_INVALID && shift != XKB_MOD_INVALID);
assert(xkb_state_key_get_layout(state, KEY_A + 8) == 0);
assert(xkb_state_key_get_layout(state, KEY_SEMICOLON + 8) == 0);
/* Without caps, no transformation. */
assert(xkb_state_mod_index_is_active(state, caps, XKB_STATE_MODS_EFFECTIVE) == 0);
assert(xkb_state_mod_index_is_active(state, shift, XKB_STATE_MODS_EFFECTIVE) == 0);
assert(xkb_state_key_get_level(state, KEY_A + 8, 0) == 0);
sym = xkb_state_key_get_one_sym(state, KEY_A + 8);
assert(sym == XKB_KEY_a);
assert(xkb_state_key_get_level(state, KEY_SEMICOLON + 8, 0) == 0);
sym = xkb_state_key_get_one_sym(state, KEY_SEMICOLON + 8);
assert(sym == XKB_KEY_eacute);
nsyms = xkb_state_key_get_syms(state, KEY_SEMICOLON + 8, &syms);
assert(nsyms == 1 && syms[0] == XKB_KEY_eacute);
/* With shift, no transformation (only different level). */
xkb_state_update_key(state, KEY_LEFTSHIFT + 8, XKB_KEY_DOWN);
assert(xkb_state_mod_index_is_active(state, caps, XKB_STATE_MODS_EFFECTIVE) == 0);
assert(xkb_state_mod_index_is_active(state, shift, XKB_STATE_MODS_EFFECTIVE) > 0);
assert(xkb_state_key_get_level(state, KEY_A + 8, 0) == 1);
sym = xkb_state_key_get_one_sym(state, KEY_A + 8);
assert(sym == XKB_KEY_A);
sym = xkb_state_key_get_one_sym(state, KEY_SEMICOLON + 8);
assert(sym == XKB_KEY_odiaeresis);
nsyms = xkb_state_key_get_syms(state, KEY_SEMICOLON + 8, &syms);
assert(nsyms == 1 && syms[0] == XKB_KEY_odiaeresis);
xkb_state_update_key(state, KEY_LEFTSHIFT + 8, XKB_KEY_UP);
assert(xkb_state_mod_index_is_active(state, shift, XKB_STATE_MODS_EFFECTIVE) == 0);
/* With caps, transform in same level, only with _get_one_sym(). */
xkb_state_update_key(state, KEY_CAPSLOCK + 8, XKB_KEY_DOWN);
xkb_state_update_key(state, KEY_CAPSLOCK + 8, XKB_KEY_UP);
assert(xkb_state_mod_index_is_active(state, caps, XKB_STATE_MODS_EFFECTIVE) > 0);
assert(xkb_state_mod_index_is_active(state, shift, XKB_STATE_MODS_EFFECTIVE) == 0);
assert(xkb_state_key_get_level(state, KEY_A + 8, 0) == 1);
sym = xkb_state_key_get_one_sym(state, KEY_A + 8);
assert(sym == XKB_KEY_A);
assert(xkb_state_key_get_level(state, KEY_SEMICOLON + 8, 0) == 0);
sym = xkb_state_key_get_one_sym(state, KEY_SEMICOLON + 8);
assert(sym == XKB_KEY_Eacute);
nsyms = xkb_state_key_get_syms(state, KEY_SEMICOLON + 8, &syms);
assert(nsyms == 1 && syms[0] == XKB_KEY_eacute);
xkb_state_update_key(state, KEY_LEFTSHIFT + 8, XKB_KEY_UP);
assert(xkb_state_mod_index_is_active(state, shift, XKB_STATE_MODS_EFFECTIVE) == 0);
xkb_state_update_key(state, KEY_CAPSLOCK + 8, XKB_KEY_DOWN);
xkb_state_update_key(state, KEY_CAPSLOCK + 8, XKB_KEY_UP);
xkb_state_unref(state);
}