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libxkbcommon/test/state.c

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/*
* Copyright © 2012 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Author: Daniel Stone <daniel@fooishbar.org>
*/
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <X11/keysym.h>
#include <linux/input.h>
#include "xkbcommon/xkbcommon.h"
#include "XKBcommonint.h"
/* Offset between evdev keycodes (where KEY_ESCAPE is 1), and the evdev XKB
* keycode set (where ESC is 9). */
#define EVDEV_OFFSET 8
static void
print_state(struct xkb_state *state)
{
xkb_group_index_t group;
xkb_mod_index_t mod;
xkb_led_index_t led;
if (!state->group && !state->mods && !state->leds) {
fprintf(stderr, "\tno state\n");
return;
}
for (group = 0; group < xkb_map_num_groups(state->xkb); group++) {
if (!xkb_state_group_index_is_active(state, group, XKB_STATE_EFFECTIVE))
continue;
fprintf(stderr, "\tgroup %s (%d): %s%s%s%s\n",
xkb_map_group_get_name(state->xkb, group),
group,
xkb_state_group_index_is_active(state, group, XKB_STATE_EFFECTIVE) ?
"effective " : "",
xkb_state_group_index_is_active(state, group, XKB_STATE_DEPRESSED) ?
"depressed " : "",
xkb_state_group_index_is_active(state, group, XKB_STATE_LATCHED) ?
"latched " : "",
xkb_state_group_index_is_active(state, group, XKB_STATE_LOCKED) ?
"locked " : "");
}
for (mod = 0; mod < xkb_map_num_mods(state->xkb); mod++) {
if (!xkb_state_mod_index_is_active(state, mod, XKB_STATE_EFFECTIVE))
continue;
fprintf(stderr, "\tmod %s (%d): %s%s%s\n",
xkb_map_mod_get_name(state->xkb, mod),
mod,
xkb_state_mod_index_is_active(state, mod, XKB_STATE_DEPRESSED) ?
"depressed " : "",
xkb_state_mod_index_is_active(state, mod, XKB_STATE_LATCHED) ?
"latched " : "",
xkb_state_mod_index_is_active(state, mod, XKB_STATE_LOCKED) ?
"locked " : "");
}
for (led = 0; led < xkb_map_num_leds(state->xkb); led++) {
if (!xkb_state_led_index_is_active(state, led))
continue;
fprintf(stderr, "\tled %s (%d): active\n",
xkb_map_led_get_name(state->xkb, led),
led);
}
}
static void
test_update_key(struct xkb_keymap *xkb)
{
struct xkb_state *state = xkb_state_new(xkb);
const xkb_keysym_t *syms;
int num_syms;
assert(state);
/* LCtrl down */
xkb_state_update_key(state, KEY_LEFTCTRL + EVDEV_OFFSET, XKB_KEY_DOWN);
fprintf(stderr, "dumping state for LCtrl down:\n");
print_state(state);
assert(xkb_state_mod_name_is_active(state, "Control",
XKB_STATE_DEPRESSED));
/* LCtrl + RAlt down */
xkb_state_update_key(state, KEY_RIGHTALT + EVDEV_OFFSET, XKB_KEY_DOWN);
fprintf(stderr, "dumping state for LCtrl + RAlt down:\n");
print_state(state);
assert(xkb_state_mod_name_is_active(state, "Control",
XKB_STATE_DEPRESSED));
assert(xkb_state_mod_name_is_active(state, "Mod1",
XKB_STATE_DEPRESSED));
/* RAlt down */
xkb_state_update_key(state, KEY_LEFTCTRL + EVDEV_OFFSET, XKB_KEY_UP);
fprintf(stderr, "dumping state for RAlt down:\n");
print_state(state);
assert(!xkb_state_mod_name_is_active(state, "Control",
XKB_STATE_EFFECTIVE));
assert(xkb_state_mod_name_is_active(state, "Mod1",
XKB_STATE_DEPRESSED));
/* none down */
xkb_state_update_key(state, KEY_RIGHTALT + EVDEV_OFFSET, XKB_KEY_UP);
assert(!xkb_state_mod_name_is_active(state, "Mod1",
XKB_STATE_EFFECTIVE));
/* Caps locked */
xkb_state_update_key(state, KEY_CAPSLOCK + EVDEV_OFFSET, XKB_KEY_DOWN);
xkb_state_update_key(state, KEY_CAPSLOCK + EVDEV_OFFSET, XKB_KEY_UP);
fprintf(stderr, "dumping state for Caps Lock:\n");
print_state(state);
assert(xkb_state_mod_name_is_active(state, "Caps Lock",
XKB_STATE_LOCKED));
assert(xkb_state_led_name_is_active(state, "Caps Lock"));
num_syms = xkb_key_get_syms(state, KEY_Q + EVDEV_OFFSET, &syms);
assert(num_syms == 1 && syms[0] == XK_Q);
/* Caps unlocked */
xkb_state_update_key(state, KEY_CAPSLOCK + EVDEV_OFFSET, XKB_KEY_DOWN);
xkb_state_update_key(state, KEY_CAPSLOCK + EVDEV_OFFSET, XKB_KEY_UP);
assert(!xkb_state_mod_name_is_active(state, "Caps Lock",
XKB_STATE_EFFECTIVE));
assert(!xkb_state_led_name_is_active(state, "Caps Lock"));
num_syms = xkb_key_get_syms(state, KEY_Q + EVDEV_OFFSET, &syms);
assert(num_syms == 1 && syms[0] == XK_q);
xkb_state_unref(state);
}
static void
test_serialisation(struct xkb_keymap *xkb)
{
struct xkb_state *state = xkb_state_new(xkb);
xkb_mod_mask_t base_mods;
xkb_mod_mask_t latched_mods;
xkb_mod_mask_t locked_mods;
xkb_mod_mask_t effective_mods;
xkb_mod_index_t caps, shift, ctrl;
xkb_group_index_t base_group = 0;
xkb_group_index_t latched_group = 0;
xkb_group_index_t locked_group = 0;
assert(state);
caps = xkb_map_mod_get_index(state->xkb, "Caps Lock");
assert(caps != XKB_MOD_INVALID);
shift = xkb_map_mod_get_index(state->xkb, "Shift");
assert(shift != XKB_MOD_INVALID);
ctrl = xkb_map_mod_get_index(state->xkb, "Control");
assert(ctrl != XKB_MOD_INVALID);
xkb_state_update_key(state, KEY_CAPSLOCK + EVDEV_OFFSET, XKB_KEY_DOWN);
xkb_state_update_key(state, KEY_CAPSLOCK + EVDEV_OFFSET, XKB_KEY_UP);
base_mods = xkb_state_serialise_mods(state, XKB_STATE_DEPRESSED);
assert(base_mods == 0);
latched_mods = xkb_state_serialise_mods(state, XKB_STATE_LATCHED);
assert(latched_mods == 0);
locked_mods = xkb_state_serialise_mods(state, XKB_STATE_LOCKED);
assert(locked_mods == (1 << caps));
effective_mods = xkb_state_serialise_mods(state, XKB_STATE_EFFECTIVE);
assert(effective_mods == locked_mods);
xkb_state_update_key(state, KEY_LEFTSHIFT + EVDEV_OFFSET, XKB_KEY_DOWN);
base_mods = xkb_state_serialise_mods(state, XKB_STATE_DEPRESSED);
assert(base_mods == (1 << shift));
latched_mods = xkb_state_serialise_mods(state, XKB_STATE_LATCHED);
assert(latched_mods == 0);
locked_mods = xkb_state_serialise_mods(state, XKB_STATE_LOCKED);
assert(locked_mods == (1 << caps));
effective_mods = xkb_state_serialise_mods(state, XKB_STATE_EFFECTIVE);
assert(effective_mods == (base_mods | locked_mods));
base_mods |= (1 << ctrl);
xkb_state_update_mask(state, base_mods, latched_mods, locked_mods,
base_group, latched_group, locked_group);
assert(xkb_state_mod_index_is_active(state, ctrl, XKB_STATE_DEPRESSED));
assert(xkb_state_mod_index_is_active(state, ctrl, XKB_STATE_EFFECTIVE));
xkb_state_unref(state);
}
int
main(void)
{
struct xkb_context *context;
struct xkb_keymap *xkb;
struct xkb_rule_names rmlvo = {
.rules = "evdev",
.model = "pc104",
.layout = "us",
.variant = NULL,
.options = NULL,
};
context = xkb_context_new();
assert(context);
xkb = xkb_map_new_from_names(context, &rmlvo);
assert(xkb);
test_update_key(xkb);
test_serialisation(xkb);
xkb_map_unref(xkb);
xkb_context_unref(context);
}
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