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use modifier-independent key symbols in keybindings

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Co-authored-by: Guido Cella <guido@guidocella.xyz>
This commit is contained in:
Andrea Chiavazza
2026-09-14 17:53:35 +02:00
committed by Guido Cella
co-authored by Guido Cella
parent dc9a860191
commit f9c644f0b0
3 changed files with 47 additions and 44 deletions
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config.def.h
+17 -18
View File
@@ -106,11 +106,11 @@ static const enum libinput_config_tap_button_map button_map = LIBINPUT_CONFIG_TA
/* If you want to use the windows key for MODKEY, use WLR_MODIFIER_LOGO */
#define MODKEY WLR_MODIFIER_ALT
#define TAGKEYS(KEY,SKEY,TAG) \
#define TAGKEYS(KEY,TAG) \
{ MODKEY, KEY, view, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_CTRL, KEY, toggleview, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_SHIFT, SKEY, tag, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_CTRL|WLR_MODIFIER_SHIFT,SKEY,toggletag, {.ui = 1 << TAG} }
{ MODKEY|WLR_MODIFIER_SHIFT, KEY, tag, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_CTRL|WLR_MODIFIER_SHIFT,KEY,toggletag, {.ui = 1 << TAG} }
/* helper for spawning shell commands in the pre dwm-5.0 fashion */
#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }
@@ -120,7 +120,6 @@ static const char *termcmd[] = { "foot", NULL };
static const char *menucmd[] = { "wmenu-run", NULL };
static const Key keys[] = {
/* Note that Shift changes certain key codes: 2 -> at, etc. */
/* modifier key function argument */
{ MODKEY, XKB_KEY_p, spawn, {.v = menucmd} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Return, spawn, {.v = termcmd} },
@@ -140,28 +139,28 @@ static const Key keys[] = {
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_space, togglefloating, {0} },
{ MODKEY, XKB_KEY_e, togglefullscreen, {0} },
{ MODKEY, XKB_KEY_0, view, {.ui = ~0} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_parenright, tag, {.ui = ~0} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_0, tag, {.ui = ~0} },
{ MODKEY, XKB_KEY_comma, focusmon, {.i = WLR_DIRECTION_LEFT} },
{ MODKEY, XKB_KEY_period, focusmon, {.i = WLR_DIRECTION_RIGHT} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_less, tagmon, {.i = WLR_DIRECTION_LEFT} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_greater, tagmon, {.i = WLR_DIRECTION_RIGHT} },
TAGKEYS( XKB_KEY_1, XKB_KEY_exclam, 0),
TAGKEYS( XKB_KEY_2, XKB_KEY_at, 1),
TAGKEYS( XKB_KEY_3, XKB_KEY_numbersign, 2),
TAGKEYS( XKB_KEY_4, XKB_KEY_dollar, 3),
TAGKEYS( XKB_KEY_5, XKB_KEY_percent, 4),
TAGKEYS( XKB_KEY_6, XKB_KEY_asciicircum, 5),
TAGKEYS( XKB_KEY_7, XKB_KEY_ampersand, 6),
TAGKEYS( XKB_KEY_8, XKB_KEY_asterisk, 7),
TAGKEYS( XKB_KEY_9, XKB_KEY_parenleft, 8),
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_comma, tagmon, {.i = WLR_DIRECTION_LEFT} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_period, tagmon, {.i = WLR_DIRECTION_RIGHT} },
TAGKEYS( XKB_KEY_1, 0),
TAGKEYS( XKB_KEY_2, 1),
TAGKEYS( XKB_KEY_3, 2),
TAGKEYS( XKB_KEY_4, 3),
TAGKEYS( XKB_KEY_5, 4),
TAGKEYS( XKB_KEY_6, 5),
TAGKEYS( XKB_KEY_7, 6),
TAGKEYS( XKB_KEY_8, 7),
TAGKEYS( XKB_KEY_9, 8),
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_q, quit, {0} },
/* Ctrl-Alt-Backspace and Ctrl-Alt-Fx used to be handled by X server */
{ WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_Terminate_Server, quit, {0} },
{ WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_BackSpace, quit, {0} },
/* Ctrl-Alt-Fx is used to switch to another VT, if you don't know what a VT is
* do not remove them.
*/
#define CHVT(n) { WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_XF86Switch_VT_##n, chvt, {.ui = (n)} }
#define CHVT(n) { WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_F##n, chvt, {.ui = (n)} }
CHVT(1), CHVT(2), CHVT(3), CHVT(4), CHVT(5), CHVT(6),
CHVT(7), CHVT(8), CHVT(9), CHVT(10), CHVT(11), CHVT(12),
};
dwl.c
+18 -26
View File
@@ -170,9 +170,8 @@ typedef struct {
struct wlr_keyboard_group *wlr_group;
struct wlr_keyboard *virtual_keyboard;
int nsyms;
const xkb_keysym_t *keysyms; /* invalid if nsyms == 0 */
uint32_t mods; /* invalid if nsyms == 0 */
xkb_keysym_t keysyms[2];
uint32_t mods;
struct wl_event_source *key_repeat_source;
struct wl_listener modifiers;
@@ -1706,11 +1705,8 @@ keybinding(uint32_t mods, xkb_keysym_t sym)
*/
const Key *k;
for (k = keys; k < END(keys); k++) {
if (CLEANMASK(mods) == CLEANMASK(k->mod)
&& xkb_keysym_to_lower(sym) == xkb_keysym_to_lower(k->keysym)
&& k->func) {
if (CLEANMASK(mods) == CLEANMASK(k->mod) && sym == k->keysym && k->func)
return k;
}
}
return NULL;
}
@@ -1718,28 +1714,30 @@ keybinding(uint32_t mods, xkb_keysym_t sym)
void
keypress(struct wl_listener *listener, void *data)
{
int i;
/* This event is raised when a key is pressed or released. */
KeyboardGroup *group = wl_container_of(listener, group, key);
struct wlr_keyboard_key_event *event = data;
/* Translate libinput keycode -> xkbcommon */
uint32_t keycode = event->keycode + 8;
/* Get a list of keysyms based on the keymap for this keyboard */
const xkb_keysym_t *syms;
int nsyms = xkb_state_key_get_syms(
group->wlr_group->keyboard.xkb_state, keycode, &syms);
struct wlr_keyboard *kb = &group->wlr_group->keyboard;
xkb_layout_index_t layout = xkb_state_key_get_layout(kb->xkb_state, keycode);
int handled = 0;
uint32_t mods = wlr_keyboard_get_modifiers(&group->wlr_group->keyboard);
// Get the keysyms for level 0 (normal) and level 1 (shifted)
// Only one keysym for each level:
// multiple keysyms per keycode don't really exist in the real world
for (int i = 0; i < 2; i++)
group->keysyms[i] = keymap_get_one_sym_by_level(kb->keymap, keycode, layout, i);
group->mods = wlr_keyboard_get_modifiers(&group->wlr_group->keyboard);
wlr_idle_notifier_v1_notify_activity(idle_notifier, seat);
/* On _press_ if there is no active screen locker,
* attempt to process a compositor keybinding. */
if (!locked && event->state == WL_KEYBOARD_KEY_STATE_PRESSED) {
for (i = 0; i < nsyms; i++) {
const Key *key = keybinding(mods, syms[i]);
for (int i = 0; i < 2; i++) {
const Key *key = keybinding(group->mods, group->keysyms[i]);
if (key) {
consumed[event->keycode] = 1;
key->func(&key->arg);
@@ -1748,16 +1746,11 @@ keypress(struct wl_listener *listener, void *data)
}
}
if (handled && group->wlr_group->keyboard.repeat_info.delay > 0) {
group->mods = mods;
group->keysyms = syms;
group->nsyms = nsyms;
if (handled && group->wlr_group->keyboard.repeat_info.delay > 0)
wl_event_source_timer_update(group->key_repeat_source,
group->wlr_group->keyboard.repeat_info.delay);
} else {
group->nsyms = 0;
else
wl_event_source_timer_update(group->key_repeat_source, 0);
}
if (handled || input_method_keyboard_grab_forward_key(group, event))
return;
@@ -1793,14 +1786,13 @@ int
keyrepeat(void *data)
{
KeyboardGroup *group = data;
int i;
if (!group->nsyms || group->wlr_group->keyboard.repeat_info.rate <= 0)
if (group->wlr_group->keyboard.repeat_info.rate <= 0)
return 0;
wl_event_source_timer_update(group->key_repeat_source,
1000 / group->wlr_group->keyboard.repeat_info.rate);
for (i = 0; i < group->nsyms; i++) {
for (int i = 0; i < 2; i++) {
const Key *key = keybinding(group->mods, group->keysyms[i]);
if (key)
key->func(&key->arg);
util.h
+12
View File
@@ -4,6 +4,7 @@
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <xkbcommon/xkbcommon.h>
#define MAX(A, B) ((A) > (B) ? (A) : (B))
#define MIN(A, B) ((A) < (B) ? (A) : (B))
@@ -13,6 +14,8 @@
static void die(const char *fmt, ...);
static void *ecalloc(size_t nmemb, size_t size);
static int fd_set_nonblock(int fd);
xkb_keysym_t keymap_get_one_sym_by_level(struct xkb_keymap *keymap,
xkb_keycode_t key, xkb_layout_index_t layout, xkb_level_index_t level);
void
die(const char *fmt, ...) {
@@ -56,3 +59,12 @@ fd_set_nonblock(int fd) {
return 0;
}
xkb_keysym_t
keymap_get_one_sym_by_level(struct xkb_keymap *keymap, xkb_keycode_t key,
xkb_layout_index_t layout, xkb_level_index_t level)
{
const xkb_keysym_t *syms;
int count = xkb_keymap_key_get_syms_by_level(keymap, key, layout, level, &syms);
return count ? syms[0] : XKB_KEY_NoSymbol;
}